annotate src/redraw_man.c @ 33:d82749f77108

Fix bug of demo and remove *_fill() and *_stroke(). - logical error in X_main.c.
author Thinker K.F. Li <thinker@branda.to>
date Wed, 06 Aug 2008 00:40:04 +0800
parents e06a4a667ce2
children 581a03196093
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
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10 /* NOTE: bounding box should also consider width of stroke.
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11 */
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12
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13 #define OK 0
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14 #define ERR -1
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15
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16 #define OFFSET(type, field) ((void *)&((type *)NULL)->field - (void *)NULL)
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17 #define SWAP(a, b, t) do { t c; c = a; a = b; b = c; } while(0)
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18
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19 #ifdef UNITTEST
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20 typedef struct _sh_dummy sh_dummy_t;
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21
41f0907b27ac Unittest for rdman_redraw_changed().
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22 extern void sh_dummy_transform(shape_t *shape);
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74d3d5dc9aaa rename XXX_draw() to XXX_fill()
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23 extern void sh_dummy_fill(shape_t *, cairo_t *);
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41f0907b27ac Unittest for rdman_redraw_changed().
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24 #endif /* UNITTEST */
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25
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26 /*! \brief Sort a list of element by a unsigned integer.
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27 *
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28 * The result is in ascend order. The unsigned integers is
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29 * at offset specified by 'off' from start address of elemnts.
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30 */
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31 static void _insert_sort(void **elms, int num, int off) {
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32 int i, j;
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33 unsigned int val;
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34
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35 for(i = 1; i < num; i++) {
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36 val = *(unsigned int *)(elms[i] + off);
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37 for(j = i; j > 0; j--) {
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38 if(*(unsigned int *)(elms[j - 1] + off) <= val)
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39 break;
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40 elms[j] = elms[j - 1];
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41 }
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42 elms[j] = elms[i];
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43 }
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44 }
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45
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46 static int extend_memblk(void **buf, int o_size, int n_size) {
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47 void *new_buf;
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48
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49 new_buf = realloc(*buf, n_size);
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50 if(new_buf == NULL)
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51 return ERR;
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52
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53 *buf = new_buf;
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54
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55 return OK;
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56 }
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57
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58 static int add_dirty_geo(redraw_man_t *rdman, geo_t *geo) {
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59 int max_dirty_geos;
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60 int r;
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61
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62 if(rdman->n_dirty_geos >= rdman->max_dirty_geos) {
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63 max_dirty_geos = rdman->n_geos;
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64 r = extend_memblk((void **)&rdman->dirty_geos,
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65 sizeof(geo_t *) * rdman->n_dirty_geos,
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66 sizeof(geo_t *) * max_dirty_geos);
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67 if(r != OK)
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68 return ERR;
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69 rdman->max_dirty_geos = max_dirty_geos;
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70 }
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71
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72 rdman->dirty_geos[rdman->n_dirty_geos++] = geo;
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73 return OK;
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74 }
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75
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76 static int add_dirty_area(redraw_man_t *rdman, area_t *area) {
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77 int max_dirty_areas;
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78 int r;
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79
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80 if(rdman->n_dirty_areas >= rdman->max_dirty_areas) {
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81 /* every geo object and coord object can contribute 2 areas. */
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82 max_dirty_areas = (rdman->n_geos + rdman->n_coords) * 2;
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83 r = extend_memblk((void **)&rdman->dirty_areas,
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84 sizeof(area_t *) * rdman->n_dirty_areas,
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85 sizeof(area_t *) * max_dirty_areas);
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86 if(r != OK)
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87 return ERR;
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88 rdman->max_dirty_areas = max_dirty_areas;
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89 }
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90
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91 rdman->dirty_areas[rdman->n_dirty_areas++] = area;
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92 return OK;
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93 }
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94
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95 static void area_to_positions(area_t *area, co_aix (*poses)[2]) {
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96 poses[0][0] = area->x;
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97 poses[0][1] = area->y;
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98 poses[1][0] = area->x + area->w;
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99 poses[1][1] = area->y + area->h;;
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100 }
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101
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102 int redraw_man_init(redraw_man_t *rdman, cairo_t *cr, cairo_t *backend) {
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103 extern void redraw_man_destroy(redraw_man_t *rdman);
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104
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105 memset(rdman, 0, sizeof(redraw_man_t));
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106
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107 rdman->geo_pool = elmpool_new(sizeof(geo_t), 128);
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108 if(rdman->geo_pool == NULL)
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109 return ERR;
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110
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111 rdman->coord_pool = elmpool_new(sizeof(coord_t), 16);
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112 if(rdman->coord_pool == NULL) {
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113 elmpool_free(rdman->geo_pool);
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114 return ERR;
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115 }
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116
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117 rdman->shnode_pool = elmpool_new(sizeof(shnode_t), 16);
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118 if(rdman->shnode_pool == NULL) {
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119 elmpool_free(rdman->geo_pool);
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120 elmpool_free(rdman->coord_pool);
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121 return ERR;
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122 }
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123
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124 rdman->root_coord = elmpool_elm_alloc(rdman->coord_pool);
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125 if(rdman->root_coord == NULL)
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126 redraw_man_destroy(rdman);
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127 rdman->n_coords = 1;
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128 coord_init(rdman->root_coord, NULL);
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129
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130 rdman->cr = cr;
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131 rdman->backend = backend;
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132
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133 return OK;
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134 }
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135
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136 void redraw_man_destroy(redraw_man_t *rdman) {
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parents:
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137 elmpool_free(rdman->coord_pool);
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138 elmpool_free(rdman->geo_pool);
18
0f3baa488a62 Support solid color paint for fill.
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parents: 17
diff changeset
139 elmpool_free(rdman->shnode_pool);
13
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diff changeset
140 if(rdman->dirty_coords)
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diff changeset
141 free(rdman->dirty_coords);
14
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diff changeset
142 if(rdman->dirty_geos)
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143 free(rdman->dirty_geos);
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parents: 29
diff changeset
144 if(rdman->gen_geos)
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parents: 29
diff changeset
145 free(rdman->gen_geos);
12
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146 }
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147
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148
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parents:
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149 #define ASSERT(x)
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parents:
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150 /*
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151 * Change transformation matrix
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152 * - update aggregated transformation matrix
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153 * - of coord_t object been changed.
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154 * - of children coord_t objects.
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155 * - redraw members of coord_t objects.
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parents:
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156 * - redraw shape objects they are overlaid with members.
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157 * - find out overlaid shape objects.
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158 * - geo_t of a coord_t object
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parents:
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159 * - can make finding more efficiency.
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160 * - fill overlay geo_t objects of members.
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161 *
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162 * Change a shape object
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163 * - redraw changed object.
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164 * - redraw shape objects they are overlaid with changed object.
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165 * - find out overlaid shape objects.
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166 *
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167 * That coord and geo of shape objects are setted by user code
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168 * give user code a chance to collect coord and geo objects together
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169 * and gain interest of higher cache hit rate.
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170 */
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171
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172 /*! \brief Find out all affected shape objects.
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173 *
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174 * Find out all shape objects that are overalid with geo_t of
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175 * a geometry changed object.
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176 *
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177 * Linear scan geo_t objects of all shape objects in all_shapes
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178 * list of a redraw_man_t object.
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179 */
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180 int rdman_find_overlaid_shapes(redraw_man_t *rdman, geo_t *geo,
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181 geo_t ***overlays) {
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182 int n_geos;
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183 geo_t **geos;
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184 geo_t *geo_cur;
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185 int n_overlays;
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186 geo_t **_overlays;
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187 int i;
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188
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189 n_geos = rdman->n_geos;
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190
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191 geos = (geo_t **)malloc(sizeof(geo_t *) * n_geos);
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192 if(geos == NULL)
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193 return -1;
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194
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195 _overlays = (geo_t **)malloc(sizeof(geo_t *) * n_geos);
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196 if(geos == NULL) {
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197 free(geos);
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198 return -1;
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199 }
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200
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201 geo_cur = STAILQ_HEAD(rdman->all_geos);
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202 for(i = 0; i < n_geos; i++) {
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203 geos[i] = geo_cur;
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204 geo_cur = STAILQ_NEXT(geo_t, next, geo_cur);
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205 }
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206 geo_mark_overlay(geo, n_geos, geos, &n_overlays, _overlays);
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207
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208 free(geos);
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209 *overlays = _overlays;
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210
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211 return n_overlays;
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212 }
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213
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214 int rdman_add_shape(redraw_man_t *rdman, shape_t *shape, coord_t *coord) {
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215 geo_t *geo;
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diff changeset
216 #ifdef GEO_ORDER
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217 geo_t *visit;
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218 unsigned int next_order;
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219 #endif
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220 int r;
12
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221
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222 geo = elmpool_elm_alloc(rdman->geo_pool);
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223 if(geo == NULL)
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224 return ERR;
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41f0907b27ac Unittest for rdman_redraw_changed().
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225
41f0907b27ac Unittest for rdman_redraw_changed().
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diff changeset
226 geo_init(geo);
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diff changeset
227
12
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228 sh_attach_geo(shape, geo);
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229 STAILQ_INS_TAIL(rdman->all_geos, geo_t, next, geo);
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230 rdman->n_geos++;
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231
16
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diff changeset
232 #ifdef GEO_ORDER
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233 /* TODO: remove order number. */
13
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diff changeset
234 geo->order = ++rdman->next_geo_order;
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parents: 12
diff changeset
235 if(geo->order == 0) {
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236 next_order = 0;
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237 for(visit = STAILQ_HEAD(rdman->all_geos);
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238 visit != NULL;
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239 visit = STAILQ_NEXT(geo_t, next, visit))
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diff changeset
240 visit->order = ++next_order;
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241 rdman->next_geo_order = next_order;
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diff changeset
242 }
16
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diff changeset
243 #endif
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244
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diff changeset
245 /* New one should be dirty to recompute it when drawing. */
15
c2ce186a5c37 X_main uses rdman_redraw_all()
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parents: 14
diff changeset
246 geo->flags |= GEF_DIRTY;
16
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parents: 15
diff changeset
247 r = add_dirty_geo(rdman, geo);
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parents: 15
diff changeset
248 if(r != OK)
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249 return ERR;
13
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250
12
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251 sh_attach_coord(shape, coord);
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252
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253 return OK;
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parents:
diff changeset
254 }
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255
17
41f0907b27ac Unittest for rdman_redraw_changed().
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parents: 16
diff changeset
256 /*! \brief Remove a shape object from redraw manager.
41f0907b27ac Unittest for rdman_redraw_changed().
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diff changeset
257 *
41f0907b27ac Unittest for rdman_redraw_changed().
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diff changeset
258 * TODO: redraw shape objects that overlaid with removed one.
41f0907b27ac Unittest for rdman_redraw_changed().
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diff changeset
259 */
12
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diff changeset
260 int rdman_remove_shape(redraw_man_t *rdman, shape_t *shape) {
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parents:
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261 STAILQ_REMOVE(rdman->all_geos, geo_t, next, shape->geo);
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parents:
diff changeset
262 elmpool_elm_free(rdman->geo_pool, shape->geo);
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parents:
diff changeset
263 sh_detach_geo(shape);
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264 rdman->n_geos--;
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diff changeset
265 sh_detach_coord(shape);
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266 return OK;
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267 }
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268
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diff changeset
269 coord_t *rdman_coord_new(redraw_man_t *rdman, coord_t *parent) {
13
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diff changeset
270 coord_t *coord, *root_coord;
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diff changeset
271 coord_t *visit;
12
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parents:
diff changeset
272
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273 coord = elmpool_elm_alloc(rdman->coord_pool);
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parents:
diff changeset
274 if(coord == NULL)
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275 return NULL;
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parents:
diff changeset
276
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277 coord_init(coord, parent);
13
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diff changeset
278 rdman->n_coords++;
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diff changeset
279
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diff changeset
280 coord->order = ++rdman->next_coord_order;
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diff changeset
281 if(coord->order == 0) {
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diff changeset
282 rdman->next_coord_order = 0;
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diff changeset
283 root_coord = visit = rdman->root_coord;
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parents: 12
diff changeset
284 /* skip root coord. */
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parents: 12
diff changeset
285 visit = preorder_coord_subtree(root_coord, visit);
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
286 while(visit) {
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
287 visit->order = ++rdman->next_coord_order;
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
288 visit = preorder_coord_subtree(root_coord, visit);
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
289 }
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
290 }
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
291
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
292 return coord;
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
293 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
294
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
295 /*! \brief Free a coord of a redraw_man_t object.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
296 *
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
297 * \param coord is a coord_t without children and members.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
298 * \return 0 for successful, -1 for error.
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
299 */
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
300 int rdman_coord_free(redraw_man_t *rdman, coord_t *coord) {
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
301 coord_t *parent;
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
302
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
303 parent = coord->parent;
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
304 if(parent == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
305 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
306
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
307 if(STAILQ_HEAD(coord->members) != NULL)
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
308 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
309
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
310 if(STAILQ_HEAD(coord->children) != NULL)
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
311 return ERR;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
312
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
313 STAILQ_REMOVE(parent->children, coord_t, sibling, coord);
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Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
314 elmpool_elm_free(rdman->coord_pool, coord);
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
315 rdman->n_coords--;
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
316
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
317 return OK;
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
318 }
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
319
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
320 /*! \brief Mark a coord is changed.
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
321 *
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
322 * A changed coord_t object is marked as dirty and put
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
323 * into dirty_coords list.
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
324 */
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
325 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
326 coord_t *child;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
327 int max_dirty_coords;
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
328 int r;
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
329
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
330 if(coord->flags & COF_DIRTY)
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
331 return OK;
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
332
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
333 if(rdman->n_dirty_coords >= rdman->max_dirty_coords) {
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
334 /* Max of dirty_coords is not big enough. */
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
335 max_dirty_coords = rdman->max_dirty_coords + 16;
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
336
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
337 r = extend_memblk((void **)&rdman->dirty_coords,
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
338 sizeof(coord_t *) * rdman->n_dirty_coords,
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
339 sizeof(coord_t *) * max_dirty_coords);
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
340 rdman->max_dirty_coords = max_dirty_coords;
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Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
341 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
342
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
343 /* 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
344 for(child = coord;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
345 child != NULL;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
346 child = preorder_coord_subtree(coord, child)) {
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
347 rdman->dirty_coords[rdman->n_dirty_coords++] = coord;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
348 coord->flags |= COF_DIRTY;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
349 }
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
350
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
351 return OK;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
352 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
353
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
354 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
355 geo_t *geo;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
356 int r;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
357
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
358 geo = shape->geo;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
359
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
360 if(geo->flags & GEF_DIRTY)
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
361 return OK;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
362
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
363 r = add_dirty_geo(rdman, geo);
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
364 if(r == ERR)
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
365 return ERR;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
366 geo->flags |= GEF_DIRTY;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
367
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
368 return OK;
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
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
371 /*! \brief Mark a shape is changed.
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
372 *
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
373 * 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
374 * put into dirty_geos list.
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
375 */
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
376 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
377 return _rdman_shape_changed(rdman, shape);
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
378 }
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
379
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
380 int rdman_paint_changed(redraw_man_t *rdman, paint_t *paint) {
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
381 shnode_t *node;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
382 int r;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
383
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
384 for(node = STAILQ_HEAD(paint->members);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
385 node != NULL;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
386 node = STAILQ_NEXT(shnode_t, next, node)) {
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
387 r = _rdman_shape_changed(rdman, node->shape);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
388 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
389 return ERR;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
390 }
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
391 return OK;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
392 }
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
393
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
394 /* Clean dirties */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
395
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
396 static void clean_shape(shape_t *shape) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
397 switch(shape->sh_type) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
398 case SHT_PATH:
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
399 sh_path_transform(shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
400 break;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
401 case SHT_TEXT:
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
402 sh_text_transform(shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
403 break;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
404 #ifdef UNITTEST
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
405 default:
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
406 sh_dummy_transform(shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
407 break;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
408 #endif /* UNITTEST */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
409 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
410 shape->geo->flags &= ~GEF_DIRTY;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
411 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
412
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
413 static int clean_coord(coord_t *coord) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
414 shape_t *shape;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
415 geo_t *geo;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
416 co_aix (*poses)[2];
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
417 int cnt, pos_cnt;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
418
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
419 compute_aggr_of_coord(coord);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
420
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
421 /* Clean member shapes. */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
422 cnt = 0;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
423 for(shape = STAILQ_HEAD(coord->members);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
424 shape != NULL;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
425 shape = STAILQ_NEXT(shape_t, coord_mem_next, shape)) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
426 geo = shape->geo;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
427 SWAP(geo->cur_area, geo->last_area, area_t *);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
428 clean_shape(shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
429 cnt++;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
430 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
431
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
432 /* Compute area of the coord. */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
433 poses = (co_aix (*)[2])malloc(sizeof(co_aix [2]) * 2 * cnt);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
434 if(poses == NULL)
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
435 return ERR;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
436
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
437 pos_cnt = 0;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
438 for(shape = STAILQ_HEAD(coord->members);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
439 shape != NULL;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
440 shape = STAILQ_NEXT(shape_t, coord_mem_next, shape)) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
441 geo = shape->geo;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
442
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
443 area_to_positions(geo->cur_area, poses + pos_cnt);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
444 pos_cnt += 2;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
445 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
446
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
447 SWAP(coord->cur_area, coord->last_area, area_t *);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
448 area_init(coord->cur_area, pos_cnt, poses);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
449 free(poses);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
450
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
451 coord->flags &= ~COF_DIRTY;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
452
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
453 return OK;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
454 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
455
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
456 static int clean_rdman_coords(redraw_man_t *rdman) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
457 coord_t *coord;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
458 coord_t **dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
459 int n_dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
460 int i, r;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
461
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
462 n_dirty_coords = rdman->n_dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
463 if(n_dirty_coords > 0) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
464 dirty_coords = rdman->dirty_coords;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
465 _insert_sort((void **)dirty_coords, n_dirty_coords,
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
466 OFFSET(coord_t, order));
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
467 for(i = 0; i < n_dirty_coords; i++) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
468 coord = dirty_coords[i];
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
469 if(!(coord->flags & COF_DIRTY))
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
470 continue;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
471 r = clean_coord(coord);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
472 if(r != OK)
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
473 return ERR;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
474 /* These two steps can be avoided for drawing all. */
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
475 add_dirty_area(rdman, &coord->areas[0]);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
476 add_dirty_area(rdman, &coord->areas[1]);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
477 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
478 rdman->n_dirty_coords = 0;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
479 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
480 return OK;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
481 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
482
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
483 static int clean_rdman_geos(redraw_man_t *rdman) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
484 int i;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
485 int n_dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
486 geo_t **dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
487 geo_t *visit_geo;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
488
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
489 n_dirty_geos = rdman->n_dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
490 if(n_dirty_geos > 0) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
491 dirty_geos = rdman->dirty_geos;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
492 for(i = 0; i < n_dirty_geos; i++) {
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
493 visit_geo = dirty_geos[i];
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
494 if(!(visit_geo->flags & GEF_DIRTY))
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
495 continue;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
496
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
497 SWAP(visit_geo->cur_area, visit_geo->last_area, area_t *);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
498 clean_shape(visit_geo->shape);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
499 add_dirty_area(rdman, visit_geo->cur_area);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
500 add_dirty_area(rdman, visit_geo->last_area);
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
501 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
502 rdman->n_dirty_geos = 0;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
503 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
504
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
505 return OK;
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
506 }
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
507
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
508 static int clean_rdman_dirties(redraw_man_t *rdman) {
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
509 int r;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
510
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
511 r = clean_rdman_coords(rdman);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
512 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
513 return ERR;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
514
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
515 r = clean_rdman_geos(rdman);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
516 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
517 return ERR;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
518
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
519 return OK;
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
520 }
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
521
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
522
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
523 /* Drawing and Redrawing
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
524 * ============================================================
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
525 */
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
526
26
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
527 #ifndef UNITTEST
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
528 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
529 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
530 }
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
531
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
532 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
533 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
534 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
535
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
536 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
537 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
538 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
539
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
540 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
541 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
542 }
26
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
543 #else
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
544 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
545 }
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
546
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
547 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
548 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
549
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
550 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
551 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
552
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
553 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
554 }
26
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
555 #endif
d50f33040de6 Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents: 25
diff changeset
556
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
557 static void draw_shape(redraw_man_t *rdman, shape_t *shape) {
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
558 paint_t *fill, *stroke;
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
559
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
560 if(shape->fill || shape->stroke) {
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
561 switch(shape->sh_type) {
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
562 case SHT_PATH:
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
563 sh_path_draw(shape, rdman->cr);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
564 break;
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 26
diff changeset
565 case SHT_TEXT:
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
566 sh_text_draw(shape, rdman->cr);
27
19c603dd6ff9 Add text shape.
Thinker K.F. Li <thinker@branda.to>
parents: 26
diff changeset
567 break;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
568 #ifdef UNITTEST
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
569 default:
20
74d3d5dc9aaa rename XXX_draw() to XXX_fill()
Thinker K.F. Li <thinker@branda.to>
parents: 19
diff changeset
570 sh_dummy_fill(shape, rdman->cr);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
571 break;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
572 #endif /* UNITTEST */
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
573 }
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
574
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
575 fill = shape->fill;
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
576 if(shape->fill) {
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
577 fill->prepare(fill, rdman->cr);
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
578 if(shape->stroke)
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
579 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
580 else
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
581 fill_path(rdman);
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
582 }
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
583
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
584 stroke = shape->stroke;
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
585 if(stroke) {
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
586 stroke->prepare(stroke, rdman->cr);
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
587 set_shape_stroke_param(shape, rdman->cr);
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
Thinker K.F. Li <thinker@branda.to>
parents: 30
diff changeset
588 stroke_path(rdman);
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
589 }
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
590 }
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
591 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
592
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
593 #ifndef UNITTEST
25
29937c26bb01 Fix bug of a dark line appear when animating.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
594 static void clean_canvas(cairo_t *cr) {
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
595 /* TODO: clean to background color. */
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
596 cairo_set_source_rgb(cr, 0, 0, 0);
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
597 cairo_paint(cr);
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
598 }
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
599
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
600 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
601 area_t **dirty_areas) {
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
602 int i;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
603 area_t *area;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
604
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
605 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
606 area = dirty_areas[i];
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
607 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
608 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
609 cairo_clip(cr);
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
610 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
611
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
612 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
613 cairo_reset_clip(rdman->cr);
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
614 cairo_reset_clip(rdman->backend);
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
615 }
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
616
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
617 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
618 area_t **dirty_areas) {
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
619 if(n_dirty_areas)
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
620 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
621
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
622 cairo_paint(rdman->backend);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
623 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
624 #else /* UNITTEST */
25
29937c26bb01 Fix bug of a dark line appear when animating.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
625 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
626 }
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
627
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
628 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
629 }
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
630
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
631 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
632 area_t **dirty_areas) {
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
633 }
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
634 #endif /* UNITTEST */
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
635
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
636 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
637 int n_areas,
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
638 area_t **areas) {
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
639 geo_t *visit_geo;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
640 int i;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
641
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
642 for(visit_geo = STAILQ_HEAD(rdman->all_geos);
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
643 visit_geo != NULL;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
644 visit_geo = STAILQ_NEXT(geo_t, next, visit_geo)) {
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
645 if(visit_geo->flags & GEF_DIRTY)
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
646 clean_shape(visit_geo->shape);
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
647 for(i = 0; i < n_areas; i++) {
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
648 if(is_overlay(visit_geo->cur_area, areas[i])) {
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
649 draw_shape(rdman, visit_geo->shape);
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
650 break;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
651 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
652 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
653 }
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
654 }
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
655
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
656
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
657 /*! \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
658 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
659 * 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
660 * 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
661 * 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
662 * 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
663 * it's members is changed.
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
664 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
665 * 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
666 * 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
667 * 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
668 * 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
669 * 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
670 *
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
671 * steps:
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
672 * - update chagned coord objects
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
673 * - recompute area for changed coord objects
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
674 * - recompute geo for members shape objects
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
675 * - clear dirty of geo for members to prevent from
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
676 * recomputing for change of shape objects.
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
677 * - 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
678 * - recompute geo for changed shape objects
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
679 * - only if a shape object is dirty.
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
680 * - 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
681 * - 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
682 *
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
683 * 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
684 * 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
685 * 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
686 * corod objects.
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
687 *
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
688 */
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
689 int rdman_redraw_changed(redraw_man_t *rdman) {
28
604bc90d509d Refactory
Thinker K.F. Li <thinker@branda.to>
parents: 27
diff changeset
690 int r;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
691 int n_dirty_areas;
14
Thinker K.F. Li <thinker@branda.to>
parents: 13
diff changeset
692 area_t **dirty_areas;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
693
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
694 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
695 if(r != OK)
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
696 return ERR;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
697
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
698 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
699 dirty_areas = rdman->dirty_areas;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
700 if(n_dirty_areas > 0) {
25
29937c26bb01 Fix bug of a dark line appear when animating.
Thinker K.F. Li <thinker@branda.to>
parents: 24
diff changeset
701 clean_canvas(rdman->cr);
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
702 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
703 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
704 rdman->n_dirty_areas = 0;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
705 reset_clip(rdman);
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
706 }
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
707 rdman->n_dirty_areas = 0;
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
708
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
709 return OK;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
710 }
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
711
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
712 int rdman_redraw_all(redraw_man_t *rdman) {
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
713 geo_t *geo;
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
714 int r;
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
715
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
716 r = clean_rdman_dirties(rdman);
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
717 if(r != OK)
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
718 return ERR;
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
719
15
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
720 for(geo = STAILQ_HEAD(rdman->all_geos);
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
721 geo != NULL;
c2ce186a5c37 X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents: 14
diff changeset
722 geo = STAILQ_NEXT(geo_t, next, geo)) {
22
8fcf2d878ecd shapes with stroke
Thinker K.F. Li <thinker@branda.to>
parents: 20
diff changeset
723 draw_shape(rdman, geo->shape);
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
724 }
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
725 copy_cr_2_backend(rdman, 0, NULL);
29
Thinker K.F. Li <thinker@branda.to>
parents: 28
diff changeset
726 rdman->n_dirty_areas = 0;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
727
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
728 return OK;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
729 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
730
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
731 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
732 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
733
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
734 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
735
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
736 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
737 }
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
738
18
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
739 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
740 shnode_t *node;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
741
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
742 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
743 if(node) {
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
744 node->shape = shape;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
745 node->next = NULL;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
746 }
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
747 return node;
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
748 }
0f3baa488a62 Support solid color paint for fill.
Thinker K.F. Li <thinker@branda.to>
parents: 17
diff changeset
749
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
750 /*
16
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
751 * Dirty of geo
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
752 * 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
753 * 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
754 * 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
755 * 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
756 * size, and positions.
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 * Dirty of coord
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
759 * 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
760 * 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
761 * 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
762 * 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
763 * 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
764 * 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
765 * 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
766 * 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
767 * 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
768 * 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
769 * 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
770 * 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
771 * 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
772 *
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
773 * 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
774 * 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
775 *
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
776 * 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
777 * 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
778 * 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
779 *
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
780 * 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
781 * 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
782 */
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
783
e17e12b112c4 A simple animation using rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 15
diff changeset
784 /*
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
785 * 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
786 * 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
787 * 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
788 * drawing order althrough they are overlaid directly with
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
789 * specified area.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
790 *
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
791 * 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
792 * elements they are not overliad directly. The redrawing is
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
793 * 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
794 * update only specified area on the destinate surface.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
795 */
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
796
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
797 /*
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
798 * To accelerate speed of transformation, when a matrix changed,
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
799 * transformation should be aggregated and computed in a loop.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
800 * It can get intereset of higher hit rate of cache.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
801 * - shapes prvoide list of positions needed to be transformed.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
802 * - redraw_man transforms positions from shapes.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
803 * - shapes drawing with result of transforms.
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
804 * - 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
805 */
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
806
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
807 /*
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
808 * functions:
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
809 * - redraw all
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
810 * - redraw changed
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
811 */
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
812
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
813 #ifdef UNITTEST
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
814
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
815 #include <CUnit/Basic.h>
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
816 #include "paint.h"
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
817
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
818 struct _sh_dummy {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
819 shape_t shape;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
820 co_aix x, y;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
821 co_aix w, h;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
822 int draw_cnt;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
823 };
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
824
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
825 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
826 sh_dummy_t *dummy;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
827
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
828 dummy = (sh_dummy_t *)malloc(sizeof(sh_dummy_t));
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
829 if(dummy == NULL)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
830 return NULL;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
831
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
832 memset(dummy, 0, sizeof(sh_dummy_t));
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
833
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
834 dummy->x = x;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
835 dummy->y = y;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
836 dummy->w = w;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
837 dummy->h = h;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
838 dummy->draw_cnt = 0;
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
839
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
840 return (shape_t *)dummy;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
841 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
842
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
843 void sh_dummy_free(shape_t *sh) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
844 free(sh);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
845 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
846
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
847 void sh_dummy_transform(shape_t *shape) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
848 sh_dummy_t *dummy = (sh_dummy_t *)shape;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
849 co_aix poses[2][2];
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
850 co_aix x1, y1, x2, y2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
851
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
852 if(shape->geo && shape->coord) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
853 x1 = dummy->x;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
854 y1 = dummy->y;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
855 x2 = x1 + dummy->w;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
856 y2 = y1 + dummy->h;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
857
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
858 coord_trans_pos(shape->coord, &x1, &y1);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
859 coord_trans_pos(shape->coord, &x2, &y2);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
860 poses[0][0] = x1;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
861 poses[0][1] = y1;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
862 poses[1][0] = x2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
863 poses[1][1] = y2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
864
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
865 if(shape->geo)
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
866 geo_from_positions(shape->geo, 2, poses);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
867 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
868 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
869
20
74d3d5dc9aaa rename XXX_draw() to XXX_fill()
Thinker K.F. Li <thinker@branda.to>
parents: 19
diff changeset
870 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
871 sh_dummy_t *dummy;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
872
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
873 dummy = (sh_dummy_t *)shape;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
874 dummy->draw_cnt++;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
875 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
876
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
877 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
878 }
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
879
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
880 static void dummy_paint_free(paint_t *paint) {
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
881 if(paint)
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
882 free(paint);
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
883 }
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
884
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
885 paint_t *dummy_paint_new(redraw_man_t *rdman) {
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
886 paint_t *paint;
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
887
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
888 paint = (paint_t *)malloc(sizeof(paint_t));
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
889 if(paint == NULL)
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
890 return NULL;
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
891
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
892 paint_init(paint, dummy_paint_prepare, dummy_paint_free);
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
893
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
894 return paint;
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
895 }
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
896
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
897 void test_rdman_find_overlaid_shapes(void) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
898 redraw_man_t rdman;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
899 geo_t geo;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
900 coord_t *coords[3];
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
901 shape_t *shapes[5];
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
902 geo_t **overlays;
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
903 co_aix pos[2][2];
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
904 int n;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
905 int i;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
906
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
907 redraw_man_init(&rdman, NULL, NULL);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
908 coords[0] = rdman.root_coord;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
909 for(i = 1; i < 3; i++) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
910 coords[i] = rdman_coord_new(&rdman, rdman.root_coord);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
911 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
912 for(i = 0; i < 5; i++) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
913 shapes[i] = sh_dummy_new(10 + i * 30, 10 + i * 20, 25, 15);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
914 CU_ASSERT(shapes[i] != NULL);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
915 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
916 for(i = 0; i < 3; i++)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
917 rdman_add_shape(&rdman, shapes[i], coords[1]);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
918 for(i = 3; i < 5; i++)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
919 rdman_add_shape(&rdman, shapes[i], coords[2]);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
920
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
921 coords[1]->matrix[0] = 2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
922 coords[0]->matrix[4] = 2;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
923
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
924 update_aggr_matrix(coords[0]);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
925 for(i = 0; i < 5; i++)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
926 sh_dummy_transform(shapes[i]);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
927
13
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
928 pos[0][0] = 100;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
929 pos[0][1] = 120;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
930 pos[1][0] = 100 + 140;
ed55009d96d3 refactory for redrawing
Thinker K.F. Li <thinker@branda.to>
parents: 12
diff changeset
931 pos[1][1] = 120 + 40;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
932 geo_init(&geo);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
933 geo_from_positions(&geo, 2, pos);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
934
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
935 n = rdman_find_overlaid_shapes(&rdman, &geo, &overlays);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
936 CU_ASSERT(n == 2);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
937 CU_ASSERT(overlays != NULL);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
938 CU_ASSERT(overlays[0] == shapes[2]->geo);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
939 CU_ASSERT(overlays[1] == shapes[3]->geo);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
940
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
941 free(overlays);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
942 for(i = 0; i < 5; i++)
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
943 sh_dummy_free(shapes[i]);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
944
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
945 redraw_man_destroy(&rdman);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
946 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
947
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
948 void test_rdman_redraw_changed(void) {
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
949 coord_t *coords[3];
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
950 shape_t *shapes[3];
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
951 sh_dummy_t **dummys;
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
952 paint_t *paint;
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
953 redraw_man_t *rdman;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
954 redraw_man_t _rdman;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
955 int i;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
956
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
957 dummys = (sh_dummy_t **)shapes;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
958
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
959 rdman = &_rdman;
24
e598bc809c0f No more flash when animation.
Thinker K.F. Li <thinker@branda.to>
parents: 23
diff changeset
960 redraw_man_init(rdman, NULL, NULL);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
961 paint = dummy_paint_new(rdman);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
962 for(i = 0; i < 3; i++) {
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
963 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
964 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
965 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
966 coords[i]->matrix[2] = 10 + i * 100;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
967 coords[i]->matrix[5] = 10 + i * 100;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
968 rdman_coord_changed(rdman, coords[i]);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
969 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
970 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
971 rdman_redraw_all(rdman);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
972 CU_ASSERT(dummys[0]->draw_cnt == 1);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
973 CU_ASSERT(dummys[1]->draw_cnt == 1);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
974 CU_ASSERT(dummys[2]->draw_cnt == 1);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
975
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
976 coords[2]->matrix[2] = 100;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
977 coords[2]->matrix[5] = 100;
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
978 rdman_coord_changed(rdman, coords[2]);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
979 rdman_redraw_changed(rdman);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
980
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
981 CU_ASSERT(dummys[0]->draw_cnt == 1);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
982 CU_ASSERT(dummys[1]->draw_cnt == 2);
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
983 CU_ASSERT(dummys[2]->draw_cnt == 2);
19
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
984
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
985 paint->free(paint);
cf6d65398619 More animation demo
Thinker K.F. Li <thinker@branda.to>
parents: 18
diff changeset
986 redraw_man_destroy(rdman);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
987 }
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
988
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
989 CU_pSuite get_redraw_man_suite(void) {
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
990 CU_pSuite suite;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
991
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
992 suite = CU_add_suite("Suite_redraw_man", NULL, NULL);
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
993 CU_ADD_TEST(suite, test_rdman_find_overlaid_shapes);
17
41f0907b27ac Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents: 16
diff changeset
994 CU_ADD_TEST(suite, test_rdman_redraw_changed);
12
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
995
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
996 return suite;
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
997 }
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
998
79e9edf4c00a Add redraw manager
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
999 #endif /* UNITTEST */