annotate src/redraw_man.c @ 140:0de8fd11271e

Use macro to simplify the code. Many code snippets are repeated annoying. Just because we manipulate a common structure of data. They are move to macros to make it simple and meaning.
author Thinker K.F. Li <thinker@branda.to>
date Tue, 23 Sep 2008 08:28:14 +0800
parents 1695a4b02b14
children e89512d6fa0a
rev   line source
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1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include <string.h>
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c2ce186a5c37 X_main uses rdman_redraw_all()
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4 #include <cairo.h>
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5 #include "mb_types.h"
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6 #include "shapes.h"
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7 #include "tools.h"
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8 #include "redraw_man.h"
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9 #include "observer.h"
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10
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d50f33040de6 Set line width for path.
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12 /* NOTE: bounding box should also consider width of stroke.
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13 */
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14
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15 #define OK 0
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16 #define ERR -1
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18 #define ARRAY_EXT_SZ 64
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19
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ed55009d96d3 refactory for redrawing
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20 #define SWAP(a, b, t) do { t c; c = a; a = b; b = c; } while(0)
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21
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41f0907b27ac Unittest for rdman_redraw_changed().
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22 #ifdef UNITTEST
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23 typedef struct _sh_dummy sh_dummy_t;
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24
41f0907b27ac Unittest for rdman_redraw_changed().
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25 extern void sh_dummy_transform(shape_t *shape);
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74d3d5dc9aaa rename XXX_draw() to XXX_fill()
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26 extern void sh_dummy_fill(shape_t *, cairo_t *);
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41f0907b27ac Unittest for rdman_redraw_changed().
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27 #endif /* UNITTEST */
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28
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29 static subject_t *ob_subject_alloc(ob_factory_t *factory);
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30 static void ob_subject_free(ob_factory_t *factory, subject_t *subject);
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31 static observer_t *ob_observer_alloc(ob_factory_t *factory);
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32 static void ob_observer_free(ob_factory_t *factory, observer_t *observer);
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33 static subject_t *ob_get_parent_subject(ob_factory_t *factory,
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34 subject_t *cur_subject);
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35 /* Functions for children. */
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36 #define FORCHILDREN(coord, child) \
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37 for((child) = STAILQ_HEAD((coord)->children); \
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38 (child) != NULL; \
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39 (child) = STAILQ_NEXT(coord_t, sibling, (child)))
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40 #define NEXT_CHILD(child) STAILQ_NEXT(coord_t, sibling, child)
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41 #define ADD_CHILD(parent, child) \
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42 STAILQ_INS_TAIL((parent)->children, coord_t, sibling, (child))
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43 #define RM_CHILD(parent, child) \
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44 STAILQ_REMOVE((parent)->children, coord_t, sibling, (child))
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45 #define FIRST_CHILD(parent) STAILQ_HEAD((parent)->children)
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46
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47 /* Functions for members. */
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48 #define FORMEMBERS(coord, member) \
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49 for((member) = STAILQ_HEAD((coord)->members); \
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50 (member) != NULL; \
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51 (member) = STAILQ_NEXT(geo_t, coord_next, (member)))
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52 #define NEXT_MEMBER(member) STAILQ_NEXT(geo_t, coord_next, (member))
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53 #define ADD_MEMBER(coord, member) \
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54 STAILQ_INS_TAIL((coord)->members, geo_t, coord_next, (member))
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55 #define RM_MEMBER(coord, member) \
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56 STAILQ_REMOVE((coord)->members, geo_t, coord_next, (member))
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57 #define FIRST_MEMBER(coord) STAILQ_HEAD((coord)->members)
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58
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59 /*! \brief Sort a list of element by a unsigned integer.
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60 *
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61 * The result is in ascend order. The unsigned integers is
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62 * at offset specified by 'off' from start address of elemnts.
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63 */
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64 static void _insert_sort(void **elms, int num, int off) {
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65 int i, j;
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66 unsigned int val;
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67 void *elm_i;
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69 for(i = 1; i < num; i++) {
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70 elm_i = elms[i];
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71 val = *(unsigned int *)(elm_i + off);
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72 for(j = i; j > 0; j--) {
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73 if(*(unsigned int *)(elms[j - 1] + off) <= val)
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74 break;
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75 elms[j] = elms[j - 1];
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76 }
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77 elms[j] = elm_i;
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78 }
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79 }
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80
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81 static int extend_memblk(void **buf, int o_size, int n_size) {
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82 void *new_buf;
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83
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84 new_buf = realloc(*buf, n_size);
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85 if(new_buf == NULL)
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86 return ERR;
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87
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e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
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88 *buf = new_buf;
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89
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90 return OK;
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91 }
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92
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93 static int add_dirty_geo(redraw_man_t *rdman, geo_t *geo) {
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94 int max_dirty_geos;
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95 int r;
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96
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97 if(rdman->n_dirty_geos >= rdman->max_dirty_geos) {
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98 max_dirty_geos = rdman->max_dirty_geos + ARRAY_EXT_SZ;
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99 r = extend_memblk((void **)&rdman->dirty_geos,
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100 sizeof(geo_t *) * rdman->n_dirty_geos,
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101 sizeof(geo_t *) * max_dirty_geos);
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102 if(r != OK)
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103 return ERR;
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104 rdman->max_dirty_geos = max_dirty_geos;
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105 }
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106
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107 rdman->dirty_geos[rdman->n_dirty_geos++] = geo;
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108 return OK;
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109 }
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110
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111 static int add_dirty_area(redraw_man_t *rdman, area_t *area) {
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112 int max_dirty_areas;
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113 int r;
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114
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115 if(rdman->n_dirty_areas >= rdman->max_dirty_areas) {
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116 /* every geo object and coord object can contribute 2 areas.
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117 * rdman_draw_area() may also contribute 1 area.
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118 */
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119 max_dirty_areas = rdman->max_dirty_areas + ARRAY_EXT_SZ;
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120 r = extend_memblk((void **)&rdman->dirty_areas,
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121 sizeof(area_t *) * rdman->n_dirty_areas,
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122 sizeof(area_t *) * max_dirty_areas);
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123 if(r != OK)
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124 return ERR;
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125 rdman->max_dirty_areas = max_dirty_areas;
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126 }
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127
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128 rdman->dirty_areas[rdman->n_dirty_areas++] = area;
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129 return OK;
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130 }
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131
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41f0907b27ac Unittest for rdman_redraw_changed().
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132 static void area_to_positions(area_t *area, co_aix (*poses)[2]) {
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diff changeset
133 poses[0][0] = area->x;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
134 poses[0][1] = area->y;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
135 poses[1][0] = area->x + area->w;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
136 poses[1][1] = area->y + area->h;;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
137 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
138
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
139 static cairo_t *new_canvas(redraw_man_t *rdman) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
140 #ifndef UNITTEST
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
141 cairo_t *cr;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
142 cairo_surface_t *surface, *cr_surface;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
143 int w, h;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
144
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
145 cr_surface = cairo_get_target(rdman->cr);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
146 w = cairo_image_surface_get_width(cr_surface);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
147 h = cairo_image_surface_get_height(cr_surface);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
148 surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32,
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
149 w, h);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
150 cr = cairo_create(surface);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
151
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
152 return cr;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
153 #else
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
154 return NULL;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
155 #endif
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
156 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
157
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
158 static void free_canvas(cairo_t *canvas) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
159 #ifndef UNITTEST
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
160 cairo_destroy(canvas);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
161 #endif
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
162 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
163
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
164 static int geo_off_in_coord(geo_t *geo, coord_t *coord) {
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
165 int off = 0;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
166 geo_t *vgeo;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
167
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
168 FORMEMBERS(coord, vgeo) {
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
169 if(vgeo == geo)
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
170 return off;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
171 off++;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
172 }
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
173 return -1;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
174 }
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
175
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
176 static void geo_attach_coord(geo_t *geo, coord_t *coord) {
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
177 ADD_MEMBER(coord, geo);
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
178 coord->num_members++;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
179 }
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
180
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
181 static void geo_detach_coord(geo_t *geo, coord_t *coord) {
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
182 int off;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
183 coord_t *child;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
184
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
185 off = geo_off_in_coord(geo, coord);
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
186 if(off < 0)
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
187 return;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
188 FORCHILDREN(coord, child) {
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
189 if(child->before_pmem >= off)
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
190 child->before_pmem--;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
191 }
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
192
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
193 RM_MEMBER(coord, geo);
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
194 coord->num_members--;
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
195 }
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
196
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
197 int redraw_man_init(redraw_man_t *rdman, cairo_t *cr, cairo_t *backend) {
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
198 extern void redraw_man_destroy(redraw_man_t *rdman);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
199
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
200 memset(rdman, 0, sizeof(redraw_man_t));
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
201
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
202 rdman->geo_pool = elmpool_new(sizeof(geo_t), 128);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
203 if(rdman->geo_pool == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
204 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
205
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
206 rdman->coord_pool = elmpool_new(sizeof(coord_t), 16);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
207 if(rdman->coord_pool == NULL) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
208 elmpool_free(rdman->geo_pool);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
209 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
210 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
211
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
212 rdman->shnode_pool = elmpool_new(sizeof(shnode_t), 16);
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
213 if(rdman->shnode_pool == NULL) {
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
214 elmpool_free(rdman->geo_pool);
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
215 elmpool_free(rdman->coord_pool);
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
216 return ERR;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
217 }
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
218
75
23bc382d9683 find_geo_in_pos() should return shapes that is not hidden
Thinker K.F. Li <thinker@branda.to>
parents: 73
diff changeset
219 rdman->observer_pool = elmpool_new(sizeof(observer_t), 32);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
220 if(rdman->observer_pool == NULL) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
221 elmpool_free(rdman->geo_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
222 elmpool_free(rdman->coord_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
223 elmpool_free(rdman->shnode_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
224 return ERR;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
225 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
226
75
23bc382d9683 find_geo_in_pos() should return shapes that is not hidden
Thinker K.F. Li <thinker@branda.to>
parents: 73
diff changeset
227 rdman->subject_pool = elmpool_new(sizeof(subject_t), 32);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
228 if(rdman->subject_pool == NULL) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
229 elmpool_free(rdman->geo_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
230 elmpool_free(rdman->coord_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
231 elmpool_free(rdman->shnode_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
232 elmpool_free(rdman->observer_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
233 return ERR;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
234 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
235
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
236 rdman->ob_factory.subject_alloc = ob_subject_alloc;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
237 rdman->ob_factory.subject_free = ob_subject_free;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
238 rdman->ob_factory.observer_alloc = ob_observer_alloc;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
239 rdman->ob_factory.observer_free = ob_observer_free;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
240 rdman->ob_factory.get_parent_subject = ob_get_parent_subject;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
241
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
242 rdman->root_coord = elmpool_elm_alloc(rdman->coord_pool);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
243 if(rdman->root_coord == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
244 redraw_man_destroy(rdman);
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
245 rdman->n_coords = 1;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
246 coord_init(rdman->root_coord, NULL);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
247 rdman->root_coord->mouse_event = subject_new(&rdman->ob_factory,
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
248 rdman->root_coord,
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
249 OBJT_COORD);
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
250 rdman->root_coord->flags |= COF_OWN_CANVAS;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
251 rdman->root_coord->canvas = cr;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
252 rdman->root_coord->opacity = 1;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
253
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
254 rdman->cr = cr;
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
255 rdman->backend = backend;
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
256
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
257 return OK;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
258 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
259
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
260 void redraw_man_destroy(redraw_man_t *rdman) {
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
261 coord_t *coord, *saved_coord;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
262
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
263 coord = postorder_coord_subtree(rdman->root_coord, NULL);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
264 while(coord) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
265 saved_coord = coord;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
266 coord = postorder_coord_subtree(rdman->root_coord, coord);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
267 rdman_coord_free(rdman, saved_coord);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
268 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
269
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
270 elmpool_free(rdman->coord_pool);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
271 elmpool_free(rdman->geo_pool);
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
272 elmpool_free(rdman->shnode_pool);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
273 elmpool_free(rdman->observer_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
274 elmpool_free(rdman->subject_pool);
13
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
275 if(rdman->dirty_coords)
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
276 free(rdman->dirty_coords);
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
277 if(rdman->dirty_geos)
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
278 free(rdman->dirty_geos);
30
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 29
diff changeset
279 if(rdman->gen_geos)
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 29
diff changeset
280 free(rdman->gen_geos);
12
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
281 }
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parents:
diff changeset
282
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parents:
diff changeset
283
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
284 #define ASSERT(x)
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
285 /*
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
286 * Change transformation matrix
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
287 * - update aggregated transformation matrix
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
288 * - of coord_t object been changed.
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parents:
diff changeset
289 * - of children coord_t objects.
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parents:
diff changeset
290 * - redraw members of coord_t objects.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
291 * - redraw shape objects they are overlaid with members.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
292 * - find out overlaid shape objects.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
293 * - geo_t of a coord_t object
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Thinker K.F. Li <thinker@branda.to>
parents:
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294 * - can make finding more efficiency.
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parents:
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295 * - fill overlay geo_t objects of members.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
296 *
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parents:
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297 * Change a shape object
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parents:
diff changeset
298 * - redraw changed object.
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parents:
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299 * - redraw shape objects they are overlaid with changed object.
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Thinker K.F. Li <thinker@branda.to>
parents:
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300 * - find out overlaid shape objects.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
301 *
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parents:
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302 * That coord and geo of shape objects are setted by user code
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Thinker K.F. Li <thinker@branda.to>
parents:
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303 * give user code a chance to collect coord and geo objects together
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Thinker K.F. Li <thinker@branda.to>
parents:
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304 * and gain interest of higher cache hit rate.
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Thinker K.F. Li <thinker@branda.to>
parents:
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305 */
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parents:
diff changeset
306
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
307 int rdman_add_shape(redraw_man_t *rdman, shape_t *shape, coord_t *coord) {
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
308 geo_t *geo;
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
309 int r;
12
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parents:
diff changeset
310
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
311 geo = elmpool_elm_alloc(rdman->geo_pool);
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Thinker K.F. Li <thinker@branda.to>
parents:
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312 if(geo == NULL)
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parents:
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313 return ERR;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
314
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
315 geo_init(geo);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
316 geo->mouse_event = subject_new(&rdman->ob_factory, geo, OBJT_GEO);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
317
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
318 geo_attach_coord(geo, coord);
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
319
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
320 /* New one should be dirty to recompute it when drawing. */
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
321 geo->flags |= GEF_DIRTY;
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
322 r = add_dirty_geo(rdman, geo);
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
323 if(r != OK)
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
324 return ERR;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
325
12
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
326 sh_attach_coord(shape, coord);
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
327 sh_attach_geo(shape, geo);
12
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parents:
diff changeset
328
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parents:
diff changeset
329 return OK;
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parents:
diff changeset
330 }
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parents:
diff changeset
331
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
332 /*! \brief Remove a shape object from redraw manager.
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
333 *
58
Thinker K.F. Li <thinker@branda.to>
parents: 57
diff changeset
334 * \todo redraw shape objects that overlaid with removed one.
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
335 */
12
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
336 int rdman_remove_shape(redraw_man_t *rdman, shape_t *shape) {
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
337 geo_t *geo;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
338 coord_t *coord;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
339
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
340 geo = shape->geo;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
341 coord = shape->coord;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
342 geo_detach_coord(geo, coord);
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
343 subject_free(&rdman->ob_factory, geo->mouse_event);
104
Thinker K.F. Li <thinker@branda.to>
parents: 85
diff changeset
344 sh_detach_geo(shape);
12
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
345 elmpool_elm_free(rdman->geo_pool, shape->geo);
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
346 sh_detach_coord(shape);
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parents:
diff changeset
347 return OK;
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parents:
diff changeset
348 }
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
349
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
350 coord_t *rdman_coord_new(redraw_man_t *rdman, coord_t *parent) {
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
351 coord_t *coord, *root_coord;
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
352 coord_t *visit;
12
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
353
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
354 coord = elmpool_elm_alloc(rdman->coord_pool);
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
355 if(coord == NULL)
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
356 return NULL;
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
357
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
358 coord_init(coord, parent);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
359 coord->mouse_event = subject_new(&rdman->ob_factory,
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
360 coord,
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
361 OBJT_COORD);
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
362 /*! \note default opacity == 1 */
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
363 coord->opacity = 1;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
364 if(parent)
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
365 coord->canvas = parent->canvas;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
366 rdman->n_coords++;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
367
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
368 coord->order = ++rdman->next_coord_order;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
369 if(coord->order == 0) {
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
370 rdman->next_coord_order = 0;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
371 root_coord = visit = rdman->root_coord;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
372 /* skip root coord. */
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
373 visit = preorder_coord_subtree(root_coord, visit);
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
374 while(visit) {
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
375 visit->order = ++rdman->next_coord_order;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
376 visit = preorder_coord_subtree(root_coord, visit);
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
377 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
378 }
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
379
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
380 coord->before_pmem = parent->num_members;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
381
12
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
382 return coord;
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
383 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
384
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
385 /*! \brief Free a coord of a redraw_man_t object.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
386 *
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
387 * \param coord is a coord_t without children and members.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
388 * \return 0 for successful, -1 for error.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
389 */
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
390 int rdman_coord_free(redraw_man_t *rdman, coord_t *coord) {
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
391 coord_t *parent;
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
392
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
393 parent = coord->parent;
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
394 if(parent == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
395 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
396
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
397 if(FIRST_MEMBER(coord) != NULL)
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
398 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
399
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
400 if(FIRST_CHILD(coord) != NULL)
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
401 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
402
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
403 /* Free canvas (\ref redraw) */
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
404 if(coord->flags & COF_OWN_CANVAS)
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
405 free_canvas(coord->canvas);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
406
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
407 RM_CHILD(parent, coord);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
408 subject_free(&rdman->ob_factory, coord->mouse_event);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
409 elmpool_elm_free(rdman->coord_pool, coord);
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
410 rdman->n_coords--;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
411
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
412 return OK;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
413 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
414
85
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
415 static void make_sure_dirty_coords(redraw_man_t *rdman) {
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
416 int max_dirty_coords;
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
417 int r;
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
418
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
419 if(rdman->n_dirty_coords >= rdman->max_dirty_coords) {
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
420 /* Max of dirty_coords is not big enough. */
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
421 max_dirty_coords = rdman->max_dirty_coords + 16;
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
422
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
423 r = extend_memblk((void **)&rdman->dirty_coords,
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
424 sizeof(coord_t *) * rdman->n_dirty_coords,
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
425 sizeof(coord_t *) * max_dirty_coords);
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
426 rdman->max_dirty_coords = max_dirty_coords;
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
427 }
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
428 }
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
429
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
430 /*! \brief Mark a coord is changed.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
431 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
432 * A changed coord_t object is marked as dirty and put
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
433 * into dirty_coords list.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
434 */
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
435 int rdman_coord_changed(redraw_man_t *rdman, coord_t *coord) {
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
436 coord_t *child;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
437
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
438 if(coord->flags & COF_DIRTY)
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
439 return OK;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
440
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
441 /* Make the coord and child coords dirty. */
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
442 for(child = coord;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
443 child != NULL;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
444 child = preorder_coord_subtree(coord, child)) {
114
1909d53071ab Check if a coord dirty before dirty it
Thinker K.F. Li <thinker@branda.to>
parents: 104
diff changeset
445 if(child->flags & COF_DIRTY)
1909d53071ab Check if a coord dirty before dirty it
Thinker K.F. Li <thinker@branda.to>
parents: 104
diff changeset
446 continue;
85
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
447 make_sure_dirty_coords(rdman);
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
448
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
449 rdman->dirty_coords[rdman->n_dirty_coords++] = child;
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
450 child->flags |= COF_DIRTY;
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
451 }
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
452
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
453 return OK;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
454 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
455
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
456 static int _rdman_shape_changed(redraw_man_t *rdman, shape_t *shape) {
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
457 geo_t *geo;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
458 int r;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
459
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
460 geo = shape->geo;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
461
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
462 if(geo->flags & GEF_DIRTY)
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
463 return OK;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
464
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
465 r = add_dirty_geo(rdman, geo);
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
466 if(r == ERR)
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
467 return ERR;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
468 geo->flags |= GEF_DIRTY;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
469
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
470 return OK;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
471 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
472
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
473 /*! \brief Mark a shape is changed.
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
474 *
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
475 * The geo_t object of a changed shape is mark as dirty and
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
476 * put into dirty_geos list.
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
477 */
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
478 int rdman_shape_changed(redraw_man_t *rdman, shape_t *shape) {
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
479 return _rdman_shape_changed(rdman, shape);
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
480 }
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
481
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
482 int rdman_paint_changed(redraw_man_t *rdman, paint_t *paint) {
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
483 shnode_t *node;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
484 int r;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
485
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
486 for(node = STAILQ_HEAD(paint->members);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
487 node != NULL;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
488 node = STAILQ_NEXT(shnode_t, next, node)) {
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
489 r = _rdman_shape_changed(rdman, node->shape);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
490 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
491 return ERR;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
492 }
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
493 return OK;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
494 }
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
495
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
496 /* Clean dirties */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
497
57
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
498 static int is_coord_subtree_hidden(coord_t *coord) {
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
499 while(coord) {
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
500 if(coord->flags & COF_HIDDEN)
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
501 return 1;
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
502 coord = coord->parent;
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
503 }
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
504 return 0;
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
505 }
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
506
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
507 static void clean_shape(shape_t *shape) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
508 switch(shape->sh_type) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
509 case SHT_PATH:
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
510 sh_path_transform(shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
511 break;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
512 case SHT_TEXT:
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
513 sh_text_transform(shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
514 break;
35
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
515 case SHT_RECT:
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
516 sh_rect_transform(shape);
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
517 break;
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
518 #ifdef UNITTEST
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
519 default:
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
520 sh_dummy_transform(shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
521 break;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
522 #endif /* UNITTEST */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
523 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
524 shape->geo->flags &= ~GEF_DIRTY;
57
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
525
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
526 if(is_coord_subtree_hidden(shape->coord))
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
527 shape->geo->flags |= GEF_HIDDEN;
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
528 else
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
529 shape->geo->flags &= ~GEF_HIDDEN;
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
530 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
531
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
532 /*! \brief Setup canvas for the coord.
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
533 *
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
534 * Own a canvas or inherit it from parent.
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
535 * \sa
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
536 * - \ref redraw
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
537 */
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
538 static void setup_canvas(redraw_man_t *rdman, coord_t *coord) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
539 if(coord->parent == NULL)
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
540 return;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
541
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
542 if(coord->opacity != 1) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
543 if(!(coord->flags & COF_OWN_CANVAS)) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
544 coord->canvas = new_canvas(rdman);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
545 coord->flags |= COF_OWN_CANVAS;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
546 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
547 } else {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
548 if(coord->flags & COF_OWN_CANVAS) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
549 free_canvas(coord->canvas);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
550 coord->flags &= ~COF_OWN_CANVAS;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
551 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
552 coord->canvas = coord->parent->canvas;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
553 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
554 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
555
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
556 static int clean_coord(redraw_man_t *rdman, coord_t *coord) {
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
557 geo_t *geo;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
558 co_aix (*poses)[2];
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
559 int cnt, pos_cnt;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
560
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
561 setup_canvas(rdman, coord);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
562
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
563 compute_aggr_of_coord(coord);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
564
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
565 /* Clean member shapes. */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
566 cnt = 0;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
567 FORMEMBERS(coord, geo) {
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
568 SWAP(geo->cur_area, geo->last_area, area_t *);
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
569 clean_shape(geo->shape);
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
570 cnt++;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
571 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
572
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
573 /* Compute area of the coord. */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
574 poses = (co_aix (*)[2])malloc(sizeof(co_aix [2]) * 2 * cnt);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
575 if(poses == NULL)
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
576 return ERR;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
577
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
578 pos_cnt = 0;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
579 FORMEMBERS(coord, geo) {
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
580 area_to_positions(geo->cur_area, poses + pos_cnt);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
581 pos_cnt += 2;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
582 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
583
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
584 SWAP(coord->cur_area, coord->last_area, area_t *);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
585 area_init(coord->cur_area, pos_cnt, poses);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
586 free(poses);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
587
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
588 coord->flags &= ~COF_DIRTY;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
589
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
590 return OK;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
591 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
592
135
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
593 /*! \brief Clean coord_t objects.
133
Thinker K.F. Li <thinker@branda.to>
parents: 121
diff changeset
594 */
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
595 static int clean_rdman_coords(redraw_man_t *rdman) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
596 coord_t *coord;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
597 coord_t **dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
598 int n_dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
599 int i, r;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
600
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
601 n_dirty_coords = rdman->n_dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
602 if(n_dirty_coords > 0) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
603 dirty_coords = rdman->dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
604 _insert_sort((void **)dirty_coords, n_dirty_coords,
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
605 OFFSET(coord_t, order));
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
606 for(i = 0; i < n_dirty_coords; i++) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
607 coord = dirty_coords[i];
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
608 if(!(coord->flags & COF_DIRTY))
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
609 continue;
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
610 r = clean_coord(rdman, coord);
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
611 if(r != OK)
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
612 return ERR;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
613 /* These two steps can be avoided for drawing all. */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
614 add_dirty_area(rdman, &coord->areas[0]);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
615 add_dirty_area(rdman, &coord->areas[1]);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
616 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
617 rdman->n_dirty_coords = 0;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
618 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
619 return OK;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
620 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
621
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
622 static int clean_rdman_geos(redraw_man_t *rdman) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
623 int i;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
624 int n_dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
625 geo_t **dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
626 geo_t *visit_geo;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
627
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
628 n_dirty_geos = rdman->n_dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
629 if(n_dirty_geos > 0) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
630 dirty_geos = rdman->dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
631 for(i = 0; i < n_dirty_geos; i++) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
632 visit_geo = dirty_geos[i];
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
633 if(!(visit_geo->flags & GEF_DIRTY))
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
634 continue;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
635
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
636 SWAP(visit_geo->cur_area, visit_geo->last_area, area_t *);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
637 clean_shape(visit_geo->shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
638 add_dirty_area(rdman, visit_geo->cur_area);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
639 add_dirty_area(rdman, visit_geo->last_area);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
640 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
641 rdman->n_dirty_geos = 0;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
642 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
643
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
644 return OK;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
645 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
646
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
647 static int clean_rdman_dirties(redraw_man_t *rdman) {
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
648 int r;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
649
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
650 r = clean_rdman_coords(rdman);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
651 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
652 return ERR;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
653
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
654 r = clean_rdman_geos(rdman);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
655 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
656 return ERR;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
657
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
658 return OK;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
659 }
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
660
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
661
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
662 /* Drawing and Redrawing
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
663 * ============================================================
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
664 */
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
665
26
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
666 #ifndef UNITTEST
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
667 static void set_shape_stroke_param(shape_t *shape, cairo_t *cr) {
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
668 cairo_set_line_width(cr, shape->stroke_width);
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
669 }
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
670
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
671 static void fill_path_preserve(redraw_man_t *rdman) {
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
672 cairo_fill_preserve(rdman->cr);
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
673 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
674
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
675 static void fill_path(redraw_man_t *rdman) {
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
676 cairo_fill(rdman->cr);
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
677 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
678
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
679 static void stroke_path(redraw_man_t *rdman) {
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
680 cairo_stroke(rdman->cr);
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
681 }
26
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
682 #else
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
683 static void set_shape_stroke_param(shape_t *shape, cairo_t *cr) {
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
684 }
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
685
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
686 static void fill_path_preserve(redraw_man_t *rdman) {
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
687 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
688
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
689 static void fill_path(redraw_man_t *rdman) {
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
690 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
691
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
692 static void stroke_path(redraw_man_t *rdman) {
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
693 }
26
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
694 #endif
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
695
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
696 static void draw_shape(redraw_man_t *rdman, cairo_t *cr, shape_t *shape) {
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
697 paint_t *fill, *stroke;
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
698
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
699 if(shape->fill || shape->stroke) {
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
700 switch(shape->sh_type) {
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
701 case SHT_PATH:
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
702 sh_path_draw(shape, cr);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
703 break;
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 26
diff changeset
704 case SHT_TEXT:
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
705 sh_text_draw(shape, cr);
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 26
diff changeset
706 break;
35
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
707 case SHT_RECT:
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
708 sh_rect_draw(shape, cr);
35
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
709 break;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
710 #ifdef UNITTEST
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
711 default:
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
712 sh_dummy_fill(shape, cr);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
713 break;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
714 #endif /* UNITTEST */
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
715 }
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
716
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
717 fill = shape->fill;
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
718 if(shape->fill) {
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
719 fill->prepare(fill, cr);
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
720 if(shape->stroke)
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
721 fill_path_preserve(rdman);
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
722 else
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
723 fill_path(rdman);
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
724 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
725
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
726 stroke = shape->stroke;
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
727 if(stroke) {
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
728 stroke->prepare(stroke, cr);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
729 set_shape_stroke_param(shape, cr);
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
730 stroke_path(rdman);
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
731 }
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
732 }
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
733 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
734
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
735 #ifndef UNITTEST
25
29937c26bb01 Fix bug of a dark line appear when animating.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
736 static void clean_canvas(cairo_t *cr) {
58
Thinker K.F. Li <thinker@branda.to>
parents: 57
diff changeset
737 /*! \todo clean to background color. */
79
5bcb329a5157 Fix bug of core dump caused by forget to check if parent is NULL, root.
Thinker K.F. Li <thinker@branda.to>
parents: 75
diff changeset
738 cairo_set_source_rgb(cr, 1, 1, 1);
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
739 cairo_paint(cr);
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
740 }
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
741
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
742 static void clean_canvas_black(cairo_t *cr) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
743 /*! \todo clean to background color. */
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
744 cairo_set_source_rgba(cr, 0, 0, 0, 0);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
745 cairo_paint(cr);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
746 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
747
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
748 static void make_clip(cairo_t *cr, int n_dirty_areas,
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
749 area_t **dirty_areas) {
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
750 int i;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
751 area_t *area;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
752
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
753 for(i = 0; i < n_dirty_areas; i++) {
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
754 area = dirty_areas[i];
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
755 cairo_rectangle(cr, area->x, area->y, area->w, area->h);
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
756 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
757 cairo_clip(cr);
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
758 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
759
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
760 static void reset_clip(redraw_man_t *rdman) {
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
761 cairo_reset_clip(rdman->backend);
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
762 }
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
763
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
764 static void copy_cr_2_backend(redraw_man_t *rdman, int n_dirty_areas,
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
765 area_t **dirty_areas) {
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
766 if(n_dirty_areas)
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
767 make_clip(rdman->backend, n_dirty_areas, dirty_areas);
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
768
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
769 cairo_paint(rdman->backend);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
770 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
771 #else /* UNITTEST */
25
29937c26bb01 Fix bug of a dark line appear when animating.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
772 static void clean_canvas(cairo_t *cr) {
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
773 }
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
774
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
775 static void clean_canvas_black(cairo_t *cr) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
776 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
777
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
778 static void reset_clip(redraw_man_t *rdman) {
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
779 }
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
780
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
781 static void copy_cr_2_backend(redraw_man_t *rdman, int n_dirty_areas,
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
782 area_t **dirty_areas) {
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
783 }
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
784 #endif /* UNITTEST */
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
785
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
786 static int is_geo_in_areas(geo_t *geo,
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
787 int n_areas,
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
788 area_t **areas) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
789 int i;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
790
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
791 for(i = 0; i < n_areas; i++) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
792 if(is_overlay(geo->cur_area, areas[i]))
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
793 return 1;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
794 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
795 return 0;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
796 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
797
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
798 static void update_canvas_2_parent(redraw_man_t *rdman, coord_t *coord) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
799 cairo_t *pcanvas, *canvas;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
800 cairo_surface_t *surface;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
801
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
802 if(coord == rdman->root_coord)
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
803 return;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
804
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
805 canvas = coord->canvas;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
806 pcanvas = coord->parent->canvas;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
807 surface = cairo_get_target(canvas);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
808 cairo_set_source_surface(pcanvas, surface, 0, 0);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
809 cairo_paint_with_alpha(pcanvas, coord->opacity);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
810 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
811
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
812 static int draw_coord_shapes_in_areas(redraw_man_t *rdman,
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
813 coord_t *coord,
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
814 int n_areas,
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
815 area_t **areas) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
816 int dirty = 0;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
817 int r;
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
818 geo_t *member;
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
819 coord_t *child;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
820 cairo_t *canvas;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
821 int mem_idx;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
822
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
823 canvas = coord->canvas;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
824 member = FIRST_MEMBER(coord);
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
825 mem_idx = 0;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
826 child = FIRST_CHILD(coord);
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
827 while(child != NULL || member != NULL) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
828 if(child && child->before_pmem == mem_idx) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
829 r = draw_coord_shapes_in_areas(rdman, child, n_areas, areas);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
830 dirty |= r;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
831 child = NEXT_CHILD(child);
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
832 } else {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
833 ASSERT(member != NULL);
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
834 if(is_geo_in_areas(member, n_areas, areas)) {
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
835 draw_shape(rdman, canvas, member->shape);
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
836 dirty = 1;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
837 }
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
838 member = NEXT_MEMBER(member);
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
839 mem_idx++;
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
840 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
841 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
842
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
843 if(dirty && coord->flags & COF_OWN_CANVAS) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
844 update_canvas_2_parent(rdman, coord);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
845 clean_canvas_black(coord->canvas);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
846 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
847
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
848 return dirty;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
849 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
850
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
851 static void draw_shapes_in_areas(redraw_man_t *rdman,
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
852 int n_areas,
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
853 area_t **areas) {
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
854 draw_coord_shapes_in_areas(rdman, rdman->root_coord, n_areas, areas);
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
855 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
856
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
857
135
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
858 /*! \page coord_opacity How to support opacity attribute for group (coord)?
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
859 *
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
860 * I have several ideas to do that. This page show you all ideas.
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
861 *
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
862 * \section idea_one First One
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
863 * Change the structure of tree of coords. It is organized as tree of
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
864 * SVG document, shapes and coords are putten in tree with order the same
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
865 * as the document. The idea can solve the problem, but also seriously
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
866 * impact current code.
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
867 *
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
868 * \section idea_two Second One
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
869 * Add opacity and agg_opacity attribute to coord_t, and update
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
870 *
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
871 */
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
872
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
873 /*! \brief Re-draw all changed shapes or shapes affected by changed coords.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
874 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
875 * A coord object has a geo to keep track the range that it's members will
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
876 * draw on. Geo of a coord should be recomputed when the coord is changed.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
877 * Geo of a coord used to accelerate finding overlay shape objects of
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
878 * a specified geo. A coord object also must be recomputed when one of
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
879 * it's members is changed.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
880 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
881 * New and old geo values of a coord object that is recomputed for
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
882 * changing of it-self must be used to find overlay shape objects.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
883 * New and old geo values of a shape should also be used to find
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
884 * overlay shape objects, too. If a shape's coord is changed, shape's
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
885 * geo object is not used to find overlay shape objects any more.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
886 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
887 * steps:
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
888 * - update chagned coord objects
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
889 * - recompute area for changed coord objects
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
890 * - recompute geo for members shape objects
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
891 * - clear dirty of geo for members to prevent from
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
892 * recomputing for change of shape objects.
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
893 * - add old and new area value to list of dirty areas.
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
894 * - recompute geo for changed shape objects
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
895 * - only if a shape object is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
896 * - put new and old value of area of geo to list of dirty areas.
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
897 * - Scan all shapes and redraw shapes overlaid with dirty areas.
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
898 *
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
899 * dirty flag of coord objects is cleared after update.
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
900 * dirty flag of geo objects is also cleared after recomputing.
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
901 * Clean dirty flag can prevent redundant computing for geo and
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
902 * corod objects.
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
903 *
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
904 */
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
905 int rdman_redraw_changed(redraw_man_t *rdman) {
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
906 int r;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
907 int n_dirty_areas;
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
908 area_t **dirty_areas;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
909
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
910 r = clean_rdman_dirties(rdman);
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
911 if(r != OK)
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
912 return ERR;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
913
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
914 n_dirty_areas = rdman->n_dirty_areas;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
915 dirty_areas = rdman->dirty_areas;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
916 if(n_dirty_areas > 0) {
135
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
917 /*! \brief Draw shapes in preorder of coord tree and support opacity
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
918 * rules.
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
919 */
25
29937c26bb01 Fix bug of a dark line appear when animating.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
920 clean_canvas(rdman->cr);
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
921 draw_shapes_in_areas(rdman, n_dirty_areas, dirty_areas);
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
922 copy_cr_2_backend(rdman, rdman->n_dirty_areas, rdman->dirty_areas);
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
923 rdman->n_dirty_areas = 0;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
924 reset_clip(rdman);
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
925 }
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
926 rdman->n_dirty_areas = 0;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
927
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
928 return OK;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
929 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
930
38
Thinker K.F. Li <thinker@branda.to>
parents: 37
diff changeset
931 /* NOTE: Before redrawing, the canvas/surface must be cleaned.
Thinker K.F. Li <thinker@branda.to>
parents: 37
diff changeset
932 * NOTE: After redrawing, the content must be copied to the backend surface.
Thinker K.F. Li <thinker@branda.to>
parents: 37
diff changeset
933 */
Thinker K.F. Li <thinker@branda.to>
parents: 37
diff changeset
934
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
935 /*! \page redraw How to Redraw Shapes?
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
936 *
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
937 * Coords are corresponding objects for group tags of SVG files.
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
938 * In conceptional, every SVG group has a canvas, graphics of child shapes
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
939 * are drawed into the canvas, applied filters of group, and blended into
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
940 * canvas of parent of the group.
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
941 *
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
942 * But, we don't need to create actually a surface/canvas for every coord.
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
943 * We only create surface for coords their opacity value are not 1 or they
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
944 * apply filters on background. Child shapes of coords without canvas
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
945 * are drawed on canvas of nearest ancestor which have canvas. It said
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
946 * a coord owns a canvas or inherits from an ancestor. (\ref COF_OWN_CANVAS,
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
947 * clean_coord()) Except, root_coord always owns a canvas.
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
948 *
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
949 * \note Default opacity of a coord is 1.
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
950 *
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
951 * \sa
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
952 * - rdman_redraw_all()
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
953 * - rdman_redraw_changed()
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
954 * = draw_shapes_in_areas()
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
955 */
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
956
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
957 int rdman_redraw_all(redraw_man_t *rdman) {
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
958 cairo_surface_t *surface;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
959 area_t area;
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
960 int r;
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
961
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
962 area.x = area.y = 0;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
963 #ifndef UNITTEST
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
964 surface = cairo_get_target(rdman->cr);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
965 area.w = cairo_image_surface_get_width(surface);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
966 area.h = cairo_image_surface_get_height(surface);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
967 #else
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
968 area.w = 1024;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
969 area.h = 1024;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
970 #endif
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
971 add_dirty_area(rdman, &area);
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
972
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
973 r = rdman_redraw_changed(rdman);
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
974 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
975 return ERR;
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
976
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
977 return OK;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
978 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
979
37
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
980 int rdman_redraw_area(redraw_man_t *rdman, co_aix x, co_aix y,
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
981 co_aix w, co_aix h) {
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
982 area_t area;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
983 int r;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
984
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
985 area.x = x;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
986 area.y = y;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
987 area.w = w;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
988 area.h = h;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
989 add_dirty_area(rdman, &area);
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
990
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
991 r = rdman_redraw_changed(rdman);
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
992
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
993 return r;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
994 }
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
995
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
996 geo_t *rdman_geos(redraw_man_t *rdman, geo_t *last) {
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
997 geo_t *next;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
998 coord_t *coord;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
999
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1000 if(last == NULL) {
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1001 coord = rdman->root_coord;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
1002 while(coord != NULL && FIRST_MEMBER(coord) == NULL)
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1003 coord = preorder_coord_subtree(rdman->root_coord, coord);
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1004 if(coord == NULL)
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1005 return NULL;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
1006 return FIRST_MEMBER(coord);
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1007 }
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1008
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1009 coord = last->shape->coord;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
1010 next = NEXT_MEMBER(last);
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1011 while(next == NULL) {
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1012 coord = preorder_coord_subtree(rdman->root_coord, coord);
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1013 if(coord == NULL)
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1014 return NULL;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
1015 next = FIRST_MEMBER(coord);
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1016 }
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1017 return next;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1018 }
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1019
30
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 29
diff changeset
1020 int rdman_force_clean(redraw_man_t *rdman) {
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 29
diff changeset
1021 int r;
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 29
diff changeset
1022
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 29
diff changeset
1023 r = clean_rdman_dirties(rdman);
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 29
diff changeset
1024
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 29
diff changeset
1025 return r;
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 29
diff changeset
1026 }
e06a4a667ce2 Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents: 29
diff changeset
1027
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1028 shnode_t *shnode_new(redraw_man_t *rdman, shape_t *shape) {
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1029 shnode_t *node;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1030
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1031 node = (shnode_t *)elmpool_elm_alloc(rdman->shnode_pool);
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1032 if(node) {
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1033 node->shape = shape;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1034 node->next = NULL;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1035 }
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1036 return node;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1037 }
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1038
135
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
1039 /*! \page dirty Dirty geo, coord, and area.
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
1040 *
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
1041 * \section dirty_of_ego Dirty of geo
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1042 * A geo is dirty when any of the shape, size or positions is changed.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1043 * It's geo and positions should be recomputed before drawing. So,
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1044 * dirty geos are marked as dirty and put into dirty_geos list.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1045 * The list is inspected before drawing to make sure the right shape,
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1046 * size, and positions.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1047 *
135
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
1048 * \section dirty_of_coord Dirty of coord
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1049 * A coord is dirty when it's transformation matrix being changed.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1050 * Dirty coords are marked as dirty and put into dirty_coords list.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1051 * Once a coord is dirty, every member geos of it are also dirty.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1052 * Because, their shape, size and positions will be changed. But,
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1053 * they are not marked as dirty and put into dirty_geos list, since
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1054 * all these member geos will be recomputed for computing new current
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1055 * area of the coord. The changes of a coord also affect child
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1056 * coords. Once parent is dirty, all children are also dirty for
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1057 * their aggregate matrix out of date. Dirty coords should be
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1058 * clean in preorder of tree traversal. The dirty_coords list
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1059 * are sorted to keep the order before cleaning.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1060 * Whenever a coord is marked dirty and put into dirty_coords list,
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1061 * all it's children should also be marked and put.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1062 *
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1063 * The procedure of clean coords comprises recomputing aggregate
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1064 * tranform matrix and area where members spreading in.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1065 *
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1066 * The list is inspected before drawing to recompute new shape, size,
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1067 * and positions of member geos of coords in the list. The drity
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1068 * flag of member geos will be clean.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1069 *
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1070 * Clean coords should be performed before clean geos, since clean
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1071 * coords will also clean member geos.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1072 */
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1073
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1074 /*
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1075 * When redraw an area, the affected elements may also extend to
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1076 * outside of the area. Since the order of drawing will change
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1077 * the result, it will infect more and more elements to keep
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1078 * drawing order althrough they are overlaid directly with
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1079 * specified area.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1080 *
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1081 * To fix the problem, we don't extend the set of redrawing to
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1082 * elements they are not overliad directly. The redrawing is
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1083 * performed on a temporary surface, clipped to fit the area, and
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1084 * update only specified area on the destinate surface.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1085 */
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1086
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1087 /*
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1088 * To accelerate speed of transformation, when a matrix changed,
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1089 * transformation should be aggregated and computed in a loop.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1090 * It can get intereset of higher hit rate of cache.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1091 * - shapes prvoide list of positions needed to be transformed.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1092 * - redraw_man transforms positions from shapes.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1093 * - shapes drawing with result of transforms.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1094 * - shapes should be called to give them a chance to update geometries.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1095 */
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1096
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1097 /*
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1098 * functions:
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1099 * - redraw all
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1100 * - redraw changed
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1101 */
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1102
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1103 /* Implment factory and strategy functions for observers and subjects.
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1104 */
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1105 static subject_t *ob_subject_alloc(ob_factory_t *factory) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1106 redraw_man_t *rdman;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1107 subject_t *subject;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1108
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1109 rdman = MEM2OBJ(factory, redraw_man_t, ob_factory);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1110 subject = elmpool_elm_alloc(rdman->subject_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1111
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1112 return subject;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1113 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1114
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1115 static void ob_subject_free(ob_factory_t *factory, subject_t *subject) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1116 redraw_man_t *rdman;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1117
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1118 rdman = MEM2OBJ(factory, redraw_man_t, ob_factory);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1119 elmpool_elm_free(rdman->subject_pool, subject);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1120 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1121
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1122 static observer_t *ob_observer_alloc(ob_factory_t *factory) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1123 redraw_man_t *rdman;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1124 observer_t *observer;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1125
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1126 rdman = MEM2OBJ(factory, redraw_man_t, ob_factory);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1127 observer = elmpool_elm_alloc(rdman->observer_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1128
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1129 return observer;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1130 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1131
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1132 static void ob_observer_free(ob_factory_t *factory, observer_t *observer) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1133 redraw_man_t *rdman;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1134
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1135 rdman = MEM2OBJ(factory, redraw_man_t, ob_factory);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1136 elmpool_elm_free(rdman->observer_pool, observer);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1137 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1138
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1139 static subject_t *ob_get_parent_subject(ob_factory_t *factory,
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1140 subject_t *cur_subject) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1141 redraw_man_t *rdman;
79
5bcb329a5157 Fix bug of core dump caused by forget to check if parent is NULL, root.
Thinker K.F. Li <thinker@branda.to>
parents: 75
diff changeset
1142 coord_t *coord, *parent_coord;
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1143 geo_t *geo;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1144 subject_t *parent;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1145
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1146 rdman = MEM2OBJ(factory, redraw_man_t, ob_factory);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1147 switch(cur_subject->obj_type) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1148 case OBJT_GEO:
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1149 geo = (geo_t *)cur_subject->obj;
79
5bcb329a5157 Fix bug of core dump caused by forget to check if parent is NULL, root.
Thinker K.F. Li <thinker@branda.to>
parents: 75
diff changeset
1150 parent_coord = geo->shape->coord;
5bcb329a5157 Fix bug of core dump caused by forget to check if parent is NULL, root.
Thinker K.F. Li <thinker@branda.to>
parents: 75
diff changeset
1151 parent = parent_coord->mouse_event;
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1152 break;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1153 case OBJT_COORD:
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1154 coord = (coord_t *)cur_subject->obj;
79
5bcb329a5157 Fix bug of core dump caused by forget to check if parent is NULL, root.
Thinker K.F. Li <thinker@branda.to>
parents: 75
diff changeset
1155 parent_coord = coord->parent;
5bcb329a5157 Fix bug of core dump caused by forget to check if parent is NULL, root.
Thinker K.F. Li <thinker@branda.to>
parents: 75
diff changeset
1156 if(parent_coord == NULL) {
5bcb329a5157 Fix bug of core dump caused by forget to check if parent is NULL, root.
Thinker K.F. Li <thinker@branda.to>
parents: 75
diff changeset
1157 parent = NULL;
5bcb329a5157 Fix bug of core dump caused by forget to check if parent is NULL, root.
Thinker K.F. Li <thinker@branda.to>
parents: 75
diff changeset
1158 break;
5bcb329a5157 Fix bug of core dump caused by forget to check if parent is NULL, root.
Thinker K.F. Li <thinker@branda.to>
parents: 75
diff changeset
1159 }
5bcb329a5157 Fix bug of core dump caused by forget to check if parent is NULL, root.
Thinker K.F. Li <thinker@branda.to>
parents: 75
diff changeset
1160 parent = parent_coord->mouse_event;
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1161 break;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1162 default:
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1163 parent = NULL;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1164 break;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1165 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1166
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1167 return parent;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1168 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1169
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1170 #ifdef UNITTEST
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1171 /* Test cases */
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1172
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1173 #include <CUnit/Basic.h>
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1174 #include "paint.h"
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1175
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1176 struct _sh_dummy {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1177 shape_t shape;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1178 co_aix x, y;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1179 co_aix w, h;
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1180 int trans_cnt;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1181 int draw_cnt;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1182 };
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1183
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1184 shape_t *sh_dummy_new(co_aix x, co_aix y, co_aix w, co_aix h) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1185 sh_dummy_t *dummy;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1186
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1187 dummy = (sh_dummy_t *)malloc(sizeof(sh_dummy_t));
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1188 if(dummy == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1189 return NULL;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1190
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1191 memset(dummy, 0, sizeof(sh_dummy_t));
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1192
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1193 dummy->x = x;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1194 dummy->y = y;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1195 dummy->w = w;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1196 dummy->h = h;
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1197 dummy->trans_cnt = 0;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1198 dummy->draw_cnt = 0;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1199
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1200 return (shape_t *)dummy;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1201 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1202
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1203 void sh_dummy_free(shape_t *sh) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1204 free(sh);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1205 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1206
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1207 void sh_dummy_transform(shape_t *shape) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1208 sh_dummy_t *dummy = (sh_dummy_t *)shape;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1209 co_aix poses[2][2];
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1210 co_aix x1, y1, x2, y2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1211
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1212 if(shape->geo && shape->coord) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1213 x1 = dummy->x;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1214 y1 = dummy->y;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1215 x2 = x1 + dummy->w;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1216 y2 = y1 + dummy->h;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1217
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1218 coord_trans_pos(shape->coord, &x1, &y1);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1219 coord_trans_pos(shape->coord, &x2, &y2);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1220 poses[0][0] = x1;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1221 poses[0][1] = y1;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1222 poses[1][0] = x2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1223 poses[1][1] = y2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1224
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1225 if(shape->geo)
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1226 geo_from_positions(shape->geo, 2, poses);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1227 }
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1228 dummy->trans_cnt++;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1229 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1230
20
74d3d5dc9aaa rename XXX_draw() to XXX_fill()
Thinker K.F. Li <thinker@branda.to>
parents: 19
diff changeset
1231 void sh_dummy_fill(shape_t *shape, cairo_t *cr) {
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1232 sh_dummy_t *dummy;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1233
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1234 dummy = (sh_dummy_t *)shape;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1235 dummy->draw_cnt++;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1236 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1237
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1238 static void dummy_paint_prepare(paint_t *paint, cairo_t *cr) {
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1239 }
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1240
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1241 static void dummy_paint_free(paint_t *paint) {
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1242 if(paint)
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1243 free(paint);
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1244 }
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1245
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1246 paint_t *dummy_paint_new(redraw_man_t *rdman) {
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1247 paint_t *paint;
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1248
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1249 paint = (paint_t *)malloc(sizeof(paint_t));
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1250 if(paint == NULL)
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1251 return NULL;
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1252
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1253 paint_init(paint, dummy_paint_prepare, dummy_paint_free);
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1254
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1255 return paint;
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1256 }
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1257
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1258 void test_rdman_redraw_changed(void) {
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1259 coord_t *coords[3];
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1260 shape_t *shapes[3];
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1261 sh_dummy_t **dummys;
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1262 paint_t *paint;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1263 redraw_man_t *rdman;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1264 redraw_man_t _rdman;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1265 int i;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1266
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1267 dummys = (sh_dummy_t **)shapes;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1268
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1269 rdman = &_rdman;
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
1270 redraw_man_init(rdman, NULL, NULL);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1271 paint = dummy_paint_new(rdman);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1272 for(i = 0; i < 3; i++) {
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1273 shapes[i] = sh_dummy_new(0, 0, 50, 50);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1274 rdman_paint_fill(rdman, paint, shapes[i]);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1275 coords[i] = rdman_coord_new(rdman, rdman->root_coord);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1276 coords[i]->matrix[2] = 10 + i * 100;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1277 coords[i]->matrix[5] = 10 + i * 100;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1278 rdman_coord_changed(rdman, coords[i]);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1279 rdman_add_shape(rdman, shapes[i], coords[i]);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1280 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1281 rdman_redraw_all(rdman);
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1282 CU_ASSERT(dummys[0]->trans_cnt == 1);
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1283 CU_ASSERT(dummys[1]->trans_cnt == 1);
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1284 CU_ASSERT(dummys[2]->trans_cnt == 1);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1285 CU_ASSERT(dummys[0]->draw_cnt == 1);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1286 CU_ASSERT(dummys[1]->draw_cnt == 1);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1287 CU_ASSERT(dummys[2]->draw_cnt == 1);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1288
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1289 coords[2]->matrix[2] = 100;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1290 coords[2]->matrix[5] = 100;
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1291 rdman_coord_changed(rdman, coords[0]);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1292 rdman_coord_changed(rdman, coords[2]);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1293 rdman_redraw_changed(rdman);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
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1294
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
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1295 CU_ASSERT(dummys[0]->draw_cnt == 2);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
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1296 CU_ASSERT(dummys[1]->draw_cnt == 2);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
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1297 CU_ASSERT(dummys[2]->draw_cnt == 2);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
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1298
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
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1299 paint->free(paint);
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
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1300 redraw_man_destroy(rdman);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
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1301 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
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1302
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
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1303 CU_pSuite get_redraw_man_suite(void) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
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1304 CU_pSuite suite;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
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1305
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
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1306 suite = CU_add_suite("Suite_redraw_man", NULL, NULL);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
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1307 CU_ADD_TEST(suite, test_rdman_redraw_changed);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1308
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
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1309 return suite;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
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1310 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
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1311
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1312 #endif /* UNITTEST */