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annotate src/shape_rect.c @ 1415:f34d2fcbcd0d

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Revert changeset #88c8c874f4b8. #88c8c874f4b8 try to fix crashing, but it blame to wrong code. If you look into runtime stack of xnjsmb_coord_remove(), you will find self argument is already wrong. It is in an invalid address.
author Thinker K.F. Li <thinker@codemud.net>
date Wed, 06 Apr 2011 15:13:09 +0800
parents bae104d8d247
children
rev   line source
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1 // -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; -*-
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2 // vim: sw=4:ts=8:sts=4
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3 #include <stdio.h>
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4 #include <stdlib.h>
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5 #include <string.h>
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6 #include "mb_types.h"
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7 #include "mb_shapes.h"
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8
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9 typedef struct _sh_rect {
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10 shape_t shape;
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11 co_aix x, y;
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12 co_aix w, h;
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13 co_aix rx, ry;
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14 co_aix poses[12][2];
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15
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16 redraw_man_t *rdman; /*!< \brief This is used by sh_rect_free() */
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17 } sh_rect_t;
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18
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19 int _sh_rect_size = sizeof(sh_rect_t);
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20
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21 static void sh_rect_free(shape_t *shape) {
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22 sh_rect_t *rect = (sh_rect_t *)shape;
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23
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24 elmpool_elm_free(rect->rdman->sh_rect_pool, rect);
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25 }
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26
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27 shape_t *rdman_shape_rect_new(redraw_man_t *rdman,
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28 co_aix x, co_aix y, co_aix w, co_aix h,
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29 co_aix rx, co_aix ry) {
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30 sh_rect_t *rect;
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31
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32 rect = (sh_rect_t *)elmpool_elm_alloc(rdman->sh_rect_pool);
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33 if(rect == NULL)
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34 return NULL;
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35
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36 memset(rect, 0, sizeof(sh_rect_t));
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37
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38 mb_obj_init(rect, MBO_RECT);
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39 rect->x = x;
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40 rect->y = y;
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41 rect->w = w;
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42 rect->h = h;
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43 rect->rx = rx;
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44 rect->ry = ry;
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45 rect->shape.free = sh_rect_free;
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46 rect->rdman = rdman;
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47
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a8d20bc8ce40 Rename rdman_shape_man() to rdman_man_shape() to mean managing a shape
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48 rdman_man_shape(rdman, (shape_t *)rect);
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49
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50 return (shape_t *)rect;
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51 }
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52
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53 shape_t *
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54 rdman_shape_rect_clone(redraw_man_t *rdman, const shape_t *_src_rect) {
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55 const sh_rect_t *src_rect = (const sh_rect_t *)_src_rect;
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56 sh_rect_t *new_rect;
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57
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58 new_rect = (sh_rect_t *)rdman_shape_rect_new(rdman,
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59 src_rect->x, src_rect->y,
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60 src_rect->w, src_rect->h,
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61 src_rect->rx, src_rect->ry);
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62 if(new_rect == NULL)
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63 return NULL;
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64
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65 sh_copy_style(rdman, (shape_t *)src_rect, (shape_t *)new_rect);
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66
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67 return (shape_t *)src_rect;
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68 }
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69
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70 void sh_rect_set(shape_t *shape, co_aix x, co_aix y,
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71 co_aix w, co_aix h, co_aix rx, co_aix ry) {
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72 sh_rect_t *rect = (sh_rect_t *)shape;
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73
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74 rect->x = x;
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75 rect->y = y;
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76 rect->w = w;
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77 rect->h = h;
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78 rect->rx = rx;
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79 rect->ry = ry;
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80 }
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81
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82 void sh_rect_transform(shape_t *shape) {
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83 sh_rect_t *rect = (sh_rect_t *)shape;
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84 co_aix x, y, w, h, rx, ry;
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85 co_aix (*poses)[2];
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86 co_aix width;
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87 area_t *area;
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88 int i;
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89
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90 x = rect->x;
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91 y = rect->y;
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92 w = rect->w;
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93 h = rect->h;
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94 rx = rect->rx;
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95 ry = rect->ry;
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96
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97 poses = rect->poses;
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98
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99 if(rect->rx != 0 && rect->ry != 0) {
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100 poses[0][0] = x + w - rx;
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101 poses[0][1] = y;
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102 poses[1][0] = x + w;
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103 poses[1][1] = y;
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104 poses[2][0] = x + w;
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105 poses[2][1] = y + ry;
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106
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107 poses[3][0] = x + w;
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108 poses[3][1] = y + h - ry;
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109 poses[4][0] = x + w;
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110 poses[4][1] = y + h;
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111 poses[5][0] = x + w - rx;
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112 poses[5][1] = y + h;
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113
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114 poses[6][0] = x + rx;
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115 poses[6][1] = y + h;
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116 poses[7][0] = x;
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117 poses[7][1] = y + h;
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118 poses[8][0] = x;
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119 poses[8][1] = y + h - ry;
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120
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121 poses[9][0] = x;
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122 poses[9][1] = y + ry;
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123 poses[10][0] = x;
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124 poses[10][1] = y;
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125 poses[11][0] = x + rx;
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126 poses[11][1] = y;
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127
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128 for(i = 0; i < 12; i++)
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129 coord_trans_pos(shape->coord, &poses[i][0], &poses[i][1]);
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130
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131 geo_from_positions(shape->geo, 12, poses);
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132 } else {
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133 poses[0][0] = x;
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134 poses[0][1] = y;
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135 poses[1][0] = x + w;
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136 poses[1][1] = y;
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137 poses[2][0] = x + w;
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138 poses[2][1] = y + h;
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139 poses[3][0] = x;
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140 poses[3][1] = y + h;
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141
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142 for(i = 0; i < 4; i++)
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143 coord_trans_pos(shape->coord, &poses[i][0], &poses[i][1]);
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144
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145 geo_from_positions(shape->geo, 4, poses);
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146 }
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147
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148 if(shape->stroke) {
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149 area = shape->geo->cur_area;
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150 width = shape->stroke_width;
270
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151 area->x -= width / 2 + 0.5;
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152 area->y -= width / 2 + 0.5;
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153 area->w += width + 1;
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154 area->h += width + 1;
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155 }
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07c523c799f4 Fix bug of relative path command
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156 }
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157
448
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158 void sh_rect_draw(shape_t *shape, mbe_t *cr) {
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159 sh_rect_t *rect = (sh_rect_t *)shape;
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160 int i;
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161 co_aix (*poses)[2];
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162
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163 poses = rect->poses;
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164 if(rect->rx != 0 && rect->ry != 0) {
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165 mbe_move_to(cr, poses[11][0], poses[11][1]);
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166 for(i = 0; i < 12; i += 3) {
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167 mbe_line_to(cr, poses[i][0], poses[i][1]);
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168 mbe_curve_to(cr,
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169 poses[i + 1][0], poses[i + 1][1],
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170 poses[i + 1][0], poses[i + 1][1],
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171 poses[i + 2][0], poses[i + 2][1]);
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172 }
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173 } else {
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174 mbe_move_to(cr, poses[3][0], poses[3][1]);
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175 for(i = 0; i < 4; i++)
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176 mbe_line_to(cr, poses[i][0], poses[i][1]);
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177 }
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178 }