annotate src/redraw_man.c @ 148:fce696643b1e

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author Thinker K.F. Li <thinker@branda.to>
date Thu, 25 Sep 2008 10:14:19 +0800
parents 995ee8fd5f1a
children 0824f4804ee0
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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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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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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22 #ifdef UNITTEST
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23 typedef struct _sh_dummy sh_dummy_t;
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24
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25 extern void sh_dummy_transform(shape_t *shape);
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26 extern void sh_dummy_fill(shape_t *, cairo_t *);
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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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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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132 static void area_to_positions(area_t *area, co_aix (*poses)[2]) {
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133 poses[0][0] = area->x;
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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);
147
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
199 extern int _paint_color_size;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
200
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
201 memset(rdman, 0, sizeof(redraw_man_t));
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
202
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
203 rdman->geo_pool = elmpool_new(sizeof(geo_t), 128);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
204 if(rdman->geo_pool == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
205 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
206
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
207 rdman->coord_pool = elmpool_new(sizeof(coord_t), 16);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
208 if(rdman->coord_pool == NULL) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
209 elmpool_free(rdman->geo_pool);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
210 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
211 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
212
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
213 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
214 if(rdman->shnode_pool == NULL) {
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
215 elmpool_free(rdman->geo_pool);
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
216 elmpool_free(rdman->coord_pool);
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
217 return ERR;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
218 }
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
219
75
23bc382d9683 find_geo_in_pos() should return shapes that is not hidden
Thinker K.F. Li <thinker@branda.to>
parents: 73
diff changeset
220 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
221 if(rdman->observer_pool == NULL) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
222 elmpool_free(rdman->geo_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
223 elmpool_free(rdman->coord_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
224 elmpool_free(rdman->shnode_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
225 return ERR;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
226 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
227
75
23bc382d9683 find_geo_in_pos() should return shapes that is not hidden
Thinker K.F. Li <thinker@branda.to>
parents: 73
diff changeset
228 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
229 if(rdman->subject_pool == NULL) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
230 elmpool_free(rdman->geo_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
231 elmpool_free(rdman->coord_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
232 elmpool_free(rdman->shnode_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
233 elmpool_free(rdman->observer_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
234 return ERR;
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
147
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
237 rdman->paint_color_pool = elmpool_new(_paint_color_size, 64);
146
e96a584487af Use elmpool to manage paint_color_t objects.
Thinker K.F. Li <thinker@branda.to>
parents: 141
diff changeset
238 if(rdman->subject_pool == NULL) {
e96a584487af Use elmpool to manage paint_color_t objects.
Thinker K.F. Li <thinker@branda.to>
parents: 141
diff changeset
239 elmpool_free(rdman->geo_pool);
e96a584487af Use elmpool to manage paint_color_t objects.
Thinker K.F. Li <thinker@branda.to>
parents: 141
diff changeset
240 elmpool_free(rdman->coord_pool);
e96a584487af Use elmpool to manage paint_color_t objects.
Thinker K.F. Li <thinker@branda.to>
parents: 141
diff changeset
241 elmpool_free(rdman->shnode_pool);
e96a584487af Use elmpool to manage paint_color_t objects.
Thinker K.F. Li <thinker@branda.to>
parents: 141
diff changeset
242 elmpool_free(rdman->observer_pool);
e96a584487af Use elmpool to manage paint_color_t objects.
Thinker K.F. Li <thinker@branda.to>
parents: 141
diff changeset
243 elmpool_free(rdman->subject_pool);
e96a584487af Use elmpool to manage paint_color_t objects.
Thinker K.F. Li <thinker@branda.to>
parents: 141
diff changeset
244 return ERR;
e96a584487af Use elmpool to manage paint_color_t objects.
Thinker K.F. Li <thinker@branda.to>
parents: 141
diff changeset
245 }
e96a584487af Use elmpool to manage paint_color_t objects.
Thinker K.F. Li <thinker@branda.to>
parents: 141
diff changeset
246
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
247 rdman->ob_factory.subject_alloc = ob_subject_alloc;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
248 rdman->ob_factory.subject_free = ob_subject_free;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
249 rdman->ob_factory.observer_alloc = ob_observer_alloc;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
250 rdman->ob_factory.observer_free = ob_observer_free;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
251 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
252
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
253 rdman->root_coord = elmpool_elm_alloc(rdman->coord_pool);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
254 if(rdman->root_coord == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
255 redraw_man_destroy(rdman);
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
256 rdman->n_coords = 1;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
257 coord_init(rdman->root_coord, NULL);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
258 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
259 rdman->root_coord,
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
260 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
261 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
262 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
263 rdman->root_coord->opacity = 1;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
264
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
265 rdman->cr = cr;
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
266 rdman->backend = backend;
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
267
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
268 return OK;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
269 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
270
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
271 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
272 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
273
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
274 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
275 while(coord) {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
276 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
277 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
278 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
279 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
280
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
281 elmpool_free(rdman->coord_pool);
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
282 elmpool_free(rdman->geo_pool);
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
283 elmpool_free(rdman->shnode_pool);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
284 elmpool_free(rdman->observer_pool);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
285 elmpool_free(rdman->subject_pool);
146
e96a584487af Use elmpool to manage paint_color_t objects.
Thinker K.F. Li <thinker@branda.to>
parents: 141
diff changeset
286 elmpool_free(rdman->paint_color_pool);
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
287 if(rdman->dirty_coords)
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
288 free(rdman->dirty_coords);
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
289 if(rdman->dirty_geos)
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
290 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
291 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
292 free(rdman->gen_geos);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
293 }
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
294
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
295
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
296 #define ASSERT(x)
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
297 /*
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
298 * Change transformation matrix
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
299 * - update aggregated transformation matrix
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
300 * - of coord_t object been changed.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
301 * - of children coord_t objects.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
302 * - redraw members of coord_t objects.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
303 * - redraw shape objects they are overlaid with members.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
304 * - find out overlaid shape objects.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
305 * - geo_t of a coord_t object
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
306 * - can make finding more efficiency.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
307 * - fill overlay geo_t objects of members.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
308 *
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
309 * Change a shape object
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
310 * - redraw changed object.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
311 * - redraw shape objects they are overlaid with changed object.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
312 * - find out overlaid shape objects.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
313 *
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parents:
diff changeset
314 * That coord and geo of shape objects are setted by user code
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
315 * give user code a chance to collect coord and geo objects together
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
316 * and gain interest of higher cache hit rate.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
317 */
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
318
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
319 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
320 geo_t *geo;
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
321 int r;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
322
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
323 geo = elmpool_elm_alloc(rdman->geo_pool);
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
324 if(geo == NULL)
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
325 return ERR;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
326
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
327 geo_init(geo);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
328 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
329
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
330 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
331
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
332 /* 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
333 geo->flags |= GEF_DIRTY;
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
334 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
335 if(r != OK)
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
336 return ERR;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
337
12
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
338 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
339 sh_attach_geo(shape, geo);
12
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
340
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parents:
diff changeset
341 return OK;
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
342 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
343
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
344 /*! \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
345 *
58
Thinker K.F. Li <thinker@branda.to>
parents: 57
diff changeset
346 * \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
347 */
12
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
348 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
349 geo_t *geo;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
350 coord_t *coord;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
351
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
352 geo = shape->geo;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
353 coord = shape->coord;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
354 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
355 subject_free(&rdman->ob_factory, geo->mouse_event);
104
Thinker K.F. Li <thinker@branda.to>
parents: 85
diff changeset
356 sh_detach_geo(shape);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
357 elmpool_elm_free(rdman->geo_pool, shape->geo);
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
358 sh_detach_coord(shape);
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
359 return OK;
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
360 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
361
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
362 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
363 coord_t *coord, *root_coord;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
364 coord_t *visit;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
365
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
366 coord = elmpool_elm_alloc(rdman->coord_pool);
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
367 if(coord == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
368 return NULL;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
369
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
370 coord_init(coord, parent);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
371 coord->mouse_event = subject_new(&rdman->ob_factory,
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
372 coord,
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
373 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
374 /*! \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
375 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
376 if(parent)
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
377 coord->canvas = parent->canvas;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
378 rdman->n_coords++;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
379
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
380 coord->order = ++rdman->next_coord_order;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
381 if(coord->order == 0) {
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
382 rdman->next_coord_order = 0;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
383 root_coord = visit = rdman->root_coord;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
384 /* skip root coord. */
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
385 visit = preorder_coord_subtree(root_coord, visit);
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
386 while(visit) {
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
387 visit->order = ++rdman->next_coord_order;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
388 visit = preorder_coord_subtree(root_coord, visit);
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
389 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
390 }
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
391
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
392 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
393
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
394 return coord;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
395 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
396
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
397 /*! \brief Free a coord of a redraw_man_t object.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
398 *
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
399 * \param coord is a coord_t without children and members.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
400 * \return 0 for successful, -1 for error.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
401 */
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
402 int rdman_coord_free(redraw_man_t *rdman, coord_t *coord) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
403 coord_t *parent;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
404
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
405 parent = coord->parent;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
406 if(parent == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
407 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
408
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
409 if(FIRST_MEMBER(coord) != NULL)
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
410 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
411
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
412 if(FIRST_CHILD(coord) != NULL)
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
413 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
414
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
415 /* 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
416 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
417 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
418
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
419 RM_CHILD(parent, coord);
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
420 subject_free(&rdman->ob_factory, coord->mouse_event);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
421 elmpool_elm_free(rdman->coord_pool, coord);
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
422 rdman->n_coords--;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
423
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
424 return OK;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
425 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
426
85
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
427 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
428 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
429 int r;
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
430
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
431 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
432 /* 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
433 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
434
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
435 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
436 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
437 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
438 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
439 }
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
440 }
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
441
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
442 /*! \brief Mark a coord is changed.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
443 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
444 * 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
445 * into dirty_coords list.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
446 */
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
447 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
448 coord_t *child;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
449
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
450 if(coord->flags & COF_DIRTY)
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
451 return OK;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
452
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
453 /* 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
454 for(child = coord;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
455 child != NULL;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
456 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
457 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
458 continue;
85
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
459 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
460
9b4a02bcaeb1 matrix() function in transform attribute of group and shapes
Thinker K.F. Li <thinker@branda.to>
parents: 79
diff changeset
461 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
462 child->flags |= COF_DIRTY;
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
463 }
13
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 return OK;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
466 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
467
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
468 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
469 geo_t *geo;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
470 int r;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
471
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
472 geo = shape->geo;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
473
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
474 if(geo->flags & GEF_DIRTY)
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
475 return OK;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
476
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
477 r = add_dirty_geo(rdman, geo);
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
478 if(r == ERR)
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
479 return ERR;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
480 geo->flags |= GEF_DIRTY;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
481
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
482 return OK;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
483 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
484
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
485 /*! \brief Mark a shape is changed.
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
486 *
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
487 * 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
488 * put into dirty_geos list.
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
489 */
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
490 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
491 return _rdman_shape_changed(rdman, shape);
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
492 }
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
493
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
494 int rdman_paint_changed(redraw_man_t *rdman, paint_t *paint) {
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
495 shnode_t *node;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
496 int r;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
497
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
498 for(node = STAILQ_HEAD(paint->members);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
499 node != NULL;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
500 node = STAILQ_NEXT(shnode_t, next, node)) {
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
501 r = _rdman_shape_changed(rdman, node->shape);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
502 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
503 return ERR;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
504 }
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
505 return OK;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
506 }
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
507
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
508 /* Clean dirties */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
509
57
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
510 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
511 while(coord) {
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
512 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
513 return 1;
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
514 coord = coord->parent;
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
515 }
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
516 return 0;
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
517 }
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
518
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
519 static void clean_shape(shape_t *shape) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
520 switch(shape->sh_type) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
521 case SHT_PATH:
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
522 sh_path_transform(shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
523 break;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
524 case SHT_TEXT:
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
525 sh_text_transform(shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
526 break;
35
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
527 case SHT_RECT:
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
528 sh_rect_transform(shape);
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
529 break;
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
530 #ifdef UNITTEST
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
531 default:
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
532 sh_dummy_transform(shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
533 break;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
534 #endif /* UNITTEST */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
535 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
536 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
537
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
538 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
539 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
540 else
ab028c9f0930 Ability to hidden shapes and action of visibility.
Thinker K.F. Li <thinker@branda.to>
parents: 38
diff changeset
541 shape->geo->flags &= ~GEF_HIDDEN;
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
542 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
543
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
544 /*! \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
545 *
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
546 * 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
547 * \sa
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
548 * - \ref redraw
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
549 */
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
550 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
551 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
552 return;
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 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
555 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
556 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
557 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
558 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
559 } else {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
560 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
561 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
562 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
563 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
564 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
565 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
566 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
567
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
568 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
569 geo_t *geo;
147
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
570 /*! \note poses is shared by invokings, it is not support reentrying. */
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
571 static co_aix (*poses)[2];
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
572 static int max_poses = 0;
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
573 int cnt, pos_cnt;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
574
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
575 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
576
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
577 compute_aggr_of_coord(coord);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
578
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
579 /* Clean member shapes. */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
580 cnt = 0;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
581 FORMEMBERS(coord, geo) {
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
582 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
583 clean_shape(geo->shape);
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
584 cnt++;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
585 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
586
147
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
587 if(max_poses < (cnt * 2)) {
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
588 free(poses);
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
589 max_poses = cnt * 2;
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
590 poses = (co_aix (*)[2])malloc(sizeof(co_aix [2]) * max_poses);
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
591 if(poses == NULL)
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
592 return ERR;
995ee8fd5f1a Use local static variable to hold position array to reduce using malloc().
Thinker K.F. Li <thinker@branda.to>
parents: 146
diff changeset
593 }
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
594
148
Thinker K.F. Li <thinker@branda.to>
parents: 147
diff changeset
595 /* Compute area of the coord. */
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
596 pos_cnt = 0;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
597 FORMEMBERS(coord, geo) {
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
598 area_to_positions(geo->cur_area, poses + pos_cnt);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
599 pos_cnt += 2;
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
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
602 SWAP(coord->cur_area, coord->last_area, area_t *);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
603 area_init(coord->cur_area, pos_cnt, poses);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
604
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
605 coord->flags &= ~COF_DIRTY;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
606
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
607 return OK;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
608 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
609
135
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
610 /*! \brief Clean coord_t objects.
133
Thinker K.F. Li <thinker@branda.to>
parents: 121
diff changeset
611 */
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
612 static int clean_rdman_coords(redraw_man_t *rdman) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
613 coord_t *coord;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
614 coord_t **dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
615 int n_dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
616 int i, r;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
617
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
618 n_dirty_coords = rdman->n_dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
619 if(n_dirty_coords > 0) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
620 dirty_coords = rdman->dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
621 _insert_sort((void **)dirty_coords, n_dirty_coords,
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
622 OFFSET(coord_t, order));
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
623 for(i = 0; i < n_dirty_coords; i++) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
624 coord = dirty_coords[i];
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
625 if(!(coord->flags & COF_DIRTY))
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
626 continue;
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
627 r = clean_coord(rdman, coord);
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
628 if(r != OK)
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
629 return ERR;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
630 /* These two steps can be avoided for drawing all. */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
631 add_dirty_area(rdman, &coord->areas[0]);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
632 add_dirty_area(rdman, &coord->areas[1]);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
633 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
634 rdman->n_dirty_coords = 0;
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 return OK;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
637 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
638
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
639 static int clean_rdman_geos(redraw_man_t *rdman) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
640 int i;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
641 int n_dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
642 geo_t **dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
643 geo_t *visit_geo;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
644
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
645 n_dirty_geos = rdman->n_dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
646 if(n_dirty_geos > 0) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
647 dirty_geos = rdman->dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
648 for(i = 0; i < n_dirty_geos; i++) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
649 visit_geo = dirty_geos[i];
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
650 if(!(visit_geo->flags & GEF_DIRTY))
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
651 continue;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
652
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
653 SWAP(visit_geo->cur_area, visit_geo->last_area, area_t *);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
654 clean_shape(visit_geo->shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
655 add_dirty_area(rdman, visit_geo->cur_area);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
656 add_dirty_area(rdman, visit_geo->last_area);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
657 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
658 rdman->n_dirty_geos = 0;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
659 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
660
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
661 return OK;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
662 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
663
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
664 static int clean_rdman_dirties(redraw_man_t *rdman) {
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
665 int r;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
666
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
667 r = clean_rdman_coords(rdman);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
668 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
669 return ERR;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
670
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
671 r = clean_rdman_geos(rdman);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
672 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
673 return ERR;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
674
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
675 return OK;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
676 }
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
677
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
678
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
679 /* Drawing and Redrawing
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
680 * ============================================================
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
681 */
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
682
26
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
683 #ifndef UNITTEST
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
684 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
685 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
686 }
33
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 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
689 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
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 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
693 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
694 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
695
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
696 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
697 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
698 }
26
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
699 #else
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
700 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
701 }
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
702
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
703 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
704 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
705
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
706 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
707 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
708
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
709 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
710 }
26
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
711 #endif
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
712
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
713 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
714 paint_t *fill, *stroke;
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
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 if(shape->fill || shape->stroke) {
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
717 switch(shape->sh_type) {
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
718 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
719 sh_path_draw(shape, cr);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
720 break;
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 26
diff changeset
721 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
722 sh_text_draw(shape, cr);
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 26
diff changeset
723 break;
35
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
724 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
725 sh_rect_draw(shape, cr);
35
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 33
diff changeset
726 break;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
727 #ifdef UNITTEST
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
728 default:
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
729 sh_dummy_fill(shape, cr);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
730 break;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
731 #endif /* UNITTEST */
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
732 }
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
733
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
734 fill = shape->fill;
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
735 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
736 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
737 if(shape->stroke)
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
738 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
739 else
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
740 fill_path(rdman);
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
741 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
742
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
743 stroke = shape->stroke;
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
744 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
745 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
746 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
747 stroke_path(rdman);
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
748 }
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
749 }
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
750 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
751
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
752 #ifndef UNITTEST
25
29937c26bb01 Fix bug of a dark line appear when animating.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
753 static void clean_canvas(cairo_t *cr) {
58
Thinker K.F. Li <thinker@branda.to>
parents: 57
diff changeset
754 /*! \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
755 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
756 cairo_paint(cr);
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
757 }
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
758
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
759 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
760 /*! \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
761 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
762 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
763 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
764
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
765 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
766 area_t **dirty_areas) {
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
767 int i;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
768 area_t *area;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
769
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
770 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
771 area = dirty_areas[i];
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
772 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
773 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
774 cairo_clip(cr);
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
775 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
776
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
777 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
778 cairo_reset_clip(rdman->backend);
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
779 }
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 if(n_dirty_areas)
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
784 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
785
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
786 cairo_paint(rdman->backend);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
787 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
788 #else /* UNITTEST */
25
29937c26bb01 Fix bug of a dark line appear when animating.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
789 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
790 }
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
791
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
792 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
793 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
794
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
795 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
796 }
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
797
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
798 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
799 area_t **dirty_areas) {
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
800 }
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
801 #endif /* UNITTEST */
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
802
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
803 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
804 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
805 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
806 int i;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
807
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
808 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
809 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
810 return 1;
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 return 0;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
813 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
814
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
815 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
816 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
817 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
818
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
819 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
820 return;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
821
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
822 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
823 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
824 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
825 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
826 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
827 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
828
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
829 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
830 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
831 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
832 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
833 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
834 int r;
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
835 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
836 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
837 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
838 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
839
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
840 canvas = coord->canvas;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
841 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
842 mem_idx = 0;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
843 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
844 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
845 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
846 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
847 dirty |= r;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
848 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
849 } else {
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
850 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
851 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
852 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
853 dirty = 1;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
854 }
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
855 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
856 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
857 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
858 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
859
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
860 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
861 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
862 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
863 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
864
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
865 return dirty;
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
866 }
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
867
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
868 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
869 int n_areas,
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
870 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
871 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
872 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
873
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
874
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
875 /*! \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
876 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
877 * 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
878 * 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
879 * 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
880 * 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
881 * it's members is changed.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
882 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
883 * 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
884 * 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
885 * 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
886 * 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
887 * 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
888 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
889 * steps:
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
890 * - update chagned coord objects
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
891 * - recompute area for changed coord objects
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
892 * - recompute geo for members shape objects
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
893 * - clear dirty of geo for members to prevent from
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
894 * recomputing for change of shape objects.
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
895 * - 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
896 * - recompute geo for changed shape objects
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
897 * - only if a shape object is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
898 * - 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
899 * - 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
900 *
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
901 * 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
902 * 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
903 * 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
904 * corod objects.
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
905 *
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
906 */
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
907 int rdman_redraw_changed(redraw_man_t *rdman) {
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
908 int r;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
909 int n_dirty_areas;
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
910 area_t **dirty_areas;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
911
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
912 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
913 if(r != OK)
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
914 return ERR;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
915
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
916 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
917 dirty_areas = rdman->dirty_areas;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
918 if(n_dirty_areas > 0) {
135
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
919 /*! \brief Draw shapes in preorder of coord tree and support opacity
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
920 * rules.
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
921 */
25
29937c26bb01 Fix bug of a dark line appear when animating.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
922 clean_canvas(rdman->cr);
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
923 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
924 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
925 rdman->n_dirty_areas = 0;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
926 reset_clip(rdman);
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
927 }
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
928 rdman->n_dirty_areas = 0;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
929
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
930 return OK;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
931 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
932
38
Thinker K.F. Li <thinker@branda.to>
parents: 37
diff changeset
933 /* NOTE: Before redrawing, the canvas/surface must be cleaned.
Thinker K.F. Li <thinker@branda.to>
parents: 37
diff changeset
934 * NOTE: After redrawing, the content must be copied to the backend surface.
Thinker K.F. Li <thinker@branda.to>
parents: 37
diff changeset
935 */
Thinker K.F. Li <thinker@branda.to>
parents: 37
diff changeset
936
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
937 /*! \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
938 *
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
939 * 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
940 * 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
941 * 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
942 * 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
943 *
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
944 * 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
945 * 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
946 * 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
947 * 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
948 * 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
949 * 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
950 *
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
951 * \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
952 *
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
953 * \sa
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
954 * - 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
955 * - 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
956 * = 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
957 */
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
958
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
959 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
960 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
961 area_t area;
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
962 int r;
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
963
138
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
964 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
965 #ifndef UNITTEST
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
966 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
967 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
968 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
969 #else
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
970 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
971 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
972 #endif
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
973 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
974
9f4fc9ecfd1f Make shapes and coords drawed in post-order of tree.
Thinker K.F. Li <thinker@branda.to>
parents: 135
diff changeset
975 r = rdman_redraw_changed(rdman);
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
976 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
977 return ERR;
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
978
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
979 return OK;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
980 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
981
37
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
982 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
983 co_aix w, co_aix h) {
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
984 area_t area;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
985 int r;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
986
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
987 area.x = x;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
988 area.y = y;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
989 area.w = w;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
990 area.h = h;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
991 add_dirty_area(rdman, &area);
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 r = rdman_redraw_changed(rdman);
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 return r;
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
996 }
943acee7f346 update exposed area
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
997
139
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
998 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
999 geo_t *next;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1000 coord_t *coord;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1001
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1002 if(last == NULL) {
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1003 coord = rdman->root_coord;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
1004 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
1005 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
1006 if(coord == NULL)
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1007 return NULL;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
1008 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
1009 }
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1010
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1011 coord = last->shape->coord;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
1012 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
1013 while(next == NULL) {
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1014 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
1015 if(coord == NULL)
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1016 return NULL;
140
0de8fd11271e Use macro to simplify the code.
Thinker K.F. Li <thinker@branda.to>
parents: 139
diff changeset
1017 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
1018 }
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1019 return next;
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1020 }
1695a4b02b14 Members of coords are geos instead of shapes, now.
Thinker K.F. Li <thinker@branda.to>
parents: 138
diff changeset
1021
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
1022 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
1023 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
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 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
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 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
1028 }
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
1029
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1030 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
1031 shnode_t *node;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1032
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1033 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
1034 if(node) {
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1035 node->shape = shape;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1036 node->next = NULL;
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 return node;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1039 }
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
1040
135
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
1041 /*! \page dirty Dirty geo, coord, and area.
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
1042 *
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
1043 * \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
1044 * 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
1045 * 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
1046 * 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
1047 * 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
1048 * size, and positions.
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1049 *
135
Thinker K.F. Li <thinker@branda.to>
parents: 133
diff changeset
1050 * \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
1051 * 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
1052 * 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
1053 * 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
1054 * 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
1055 * 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
1056 * 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
1057 * 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
1058 * 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
1059 * 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
1060 * 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
1061 * 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
1062 * 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
1063 * 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
1064 *
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1065 * 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
1066 * 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
1067 *
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1068 * 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
1069 * 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
1070 * 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
1071 *
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1072 * 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
1073 * 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
1074 */
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1075
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
1076 /*
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1077 * 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
1078 * 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
1079 * 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
1080 * drawing order althrough they are overlaid directly with
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1081 * specified area.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1082 *
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1083 * 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
1084 * elements they are not overliad directly. The redrawing is
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1085 * 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
1086 * update only specified area on the destinate surface.
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
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1089 /*
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1090 * To accelerate speed of transformation, when a matrix changed,
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1091 * transformation should be aggregated and computed in a loop.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1092 * It can get intereset of higher hit rate of cache.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1093 * - shapes prvoide list of positions needed to be transformed.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1094 * - redraw_man transforms positions from shapes.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1095 * - shapes drawing with result of transforms.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1096 * - 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
1097 */
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1098
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1099 /*
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1100 * functions:
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1101 * - redraw all
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1102 * - redraw changed
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1103 */
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
1104
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1105 /* 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
1106 */
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1107 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
1108 redraw_man_t *rdman;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1109 subject_t *subject;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1110
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1111 rdman = MEM2OBJ(factory, redraw_man_t, ob_factory);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1112 subject = elmpool_elm_alloc(rdman->subject_pool);
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 return subject;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1115 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1116
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1117 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
1118 redraw_man_t *rdman;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1119
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1120 rdman = MEM2OBJ(factory, redraw_man_t, ob_factory);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1121 elmpool_elm_free(rdman->subject_pool, subject);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1122 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1123
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1124 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
1125 redraw_man_t *rdman;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1126 observer_t *observer;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1127
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1128 rdman = MEM2OBJ(factory, redraw_man_t, ob_factory);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1129 observer = elmpool_elm_alloc(rdman->observer_pool);
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 return observer;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1132 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1133
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1134 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
1135 redraw_man_t *rdman;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1136
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1137 rdman = MEM2OBJ(factory, redraw_man_t, ob_factory);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1138 elmpool_elm_free(rdman->observer_pool, observer);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1139 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1140
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1141 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
1142 subject_t *cur_subject) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1143 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
1144 coord_t *coord, *parent_coord;
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1145 geo_t *geo;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1146 subject_t *parent;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1147
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1148 rdman = MEM2OBJ(factory, redraw_man_t, ob_factory);
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1149 switch(cur_subject->obj_type) {
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1150 case OBJT_GEO:
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1151 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
1152 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
1153 parent = parent_coord->mouse_event;
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1154 break;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1155 case OBJT_COORD:
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1156 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
1157 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
1158 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
1159 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
1160 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
1161 }
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
1162 parent = parent_coord->mouse_event;
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1163 break;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1164 default:
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1165 parent = NULL;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1166 break;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1167 }
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 return parent;
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1170 }
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1171
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1172 #ifdef UNITTEST
73
9ab15ebc9061 Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents: 58
diff changeset
1173 /* Test cases */
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1174
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1175 #include <CUnit/Basic.h>
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1176 #include "paint.h"
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1177
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1178 struct _sh_dummy {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1179 shape_t shape;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1180 co_aix x, y;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1181 co_aix w, h;
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1182 int trans_cnt;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1183 int draw_cnt;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1184 };
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1185
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1186 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
1187 sh_dummy_t *dummy;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1188
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1189 dummy = (sh_dummy_t *)malloc(sizeof(sh_dummy_t));
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1190 if(dummy == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1191 return NULL;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1192
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1193 memset(dummy, 0, sizeof(sh_dummy_t));
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1194
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1195 dummy->x = x;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1196 dummy->y = y;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1197 dummy->w = w;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1198 dummy->h = h;
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1199 dummy->trans_cnt = 0;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1200 dummy->draw_cnt = 0;
12
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 return (shape_t *)dummy;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1203 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1204
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1205 void sh_dummy_free(shape_t *sh) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1206 free(sh);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1207 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1208
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1209 void sh_dummy_transform(shape_t *shape) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1210 sh_dummy_t *dummy = (sh_dummy_t *)shape;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1211 co_aix poses[2][2];
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1212 co_aix x1, y1, x2, y2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1213
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1214 if(shape->geo && shape->coord) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1215 x1 = dummy->x;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1216 y1 = dummy->y;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1217 x2 = x1 + dummy->w;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1218 y2 = y1 + dummy->h;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1219
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1220 coord_trans_pos(shape->coord, &x1, &y1);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1221 coord_trans_pos(shape->coord, &x2, &y2);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1222 poses[0][0] = x1;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1223 poses[0][1] = y1;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1224 poses[1][0] = x2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1225 poses[1][1] = y2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1226
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1227 if(shape->geo)
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1228 geo_from_positions(shape->geo, 2, poses);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1229 }
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1230 dummy->trans_cnt++;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1231 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1232
20
74d3d5dc9aaa rename XXX_draw() to XXX_fill()
Thinker K.F. Li <thinker@branda.to>
parents: 19
diff changeset
1233 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
1234 sh_dummy_t *dummy;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1235
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1236 dummy = (sh_dummy_t *)shape;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1237 dummy->draw_cnt++;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1238 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1239
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1240 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
1241 }
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1242
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1243 static void dummy_paint_free(paint_t *paint) {
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1244 if(paint)
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1245 free(paint);
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1246 }
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1247
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1248 paint_t *dummy_paint_new(redraw_man_t *rdman) {
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1249 paint_t *paint;
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1250
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1251 paint = (paint_t *)malloc(sizeof(paint_t));
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1252 if(paint == NULL)
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1253 return NULL;
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 paint_init(paint, dummy_paint_prepare, dummy_paint_free);
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 return paint;
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1258 }
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1259
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1260 void test_rdman_redraw_changed(void) {
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1261 coord_t *coords[3];
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1262 shape_t *shapes[3];
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1263 sh_dummy_t **dummys;
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1264 paint_t *paint;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1265 redraw_man_t *rdman;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1266 redraw_man_t _rdman;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1267 int i;
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 dummys = (sh_dummy_t **)shapes;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1270
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1271 rdman = &_rdman;
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
1272 redraw_man_init(rdman, NULL, NULL);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1273 paint = dummy_paint_new(rdman);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1274 for(i = 0; i < 3; i++) {
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1275 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
1276 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
1277 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
1278 coords[i]->matrix[2] = 10 + i * 100;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1279 coords[i]->matrix[5] = 10 + i * 100;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1280 rdman_coord_changed(rdman, coords[i]);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1281 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
1282 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1283 rdman_redraw_all(rdman);
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1284 CU_ASSERT(dummys[0]->trans_cnt == 1);
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1285 CU_ASSERT(dummys[1]->trans_cnt == 1);
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1286 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
1287 CU_ASSERT(dummys[0]->draw_cnt == 1);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1288 CU_ASSERT(dummys[1]->draw_cnt == 1);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1289 CU_ASSERT(dummys[2]->draw_cnt == 1);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1290
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1291 coords[2]->matrix[2] = 100;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1292 coords[2]->matrix[5] = 100;
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1293 rdman_coord_changed(rdman, coords[0]);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1294 rdman_coord_changed(rdman, coords[2]);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1295 rdman_redraw_changed(rdman);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1296
119
257a1d314bcd Bug of insert sort
Thinker K.F. Li <thinker@branda.to>
parents: 115
diff changeset
1297 CU_ASSERT(dummys[0]->draw_cnt == 2);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1298 CU_ASSERT(dummys[1]->draw_cnt == 2);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1299 CU_ASSERT(dummys[2]->draw_cnt == 2);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1300
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1301 paint->free(paint);
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
1302 redraw_man_destroy(rdman);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1303 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
1304
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1305 CU_pSuite get_redraw_man_suite(void) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1306 CU_pSuite suite;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1307
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1308 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
diff changeset
1309 CU_ADD_TEST(suite, test_rdman_redraw_changed);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1310
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1311 return suite;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1312 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1313
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
1314 #endif /* UNITTEST */