Mercurial > MadButterfly

annotate src/shape_rect.c @ 225:5c70883c40d5

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merge with changeset ad5c7a5c2c39
author Thinker K.F. Li <thinker@branda.to>
date Mon, 15 Dec 2008 10:17:20 +0800
parents 29e1b2bffe4c
children cd6af7da32c9
rev   line source
33
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
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parents:
diff changeset
1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include <string.h>
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530bb7728546 Move header files to $(top_srcdir)/include/ and prefixed with 'mb_'.
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4 #include "mb_types.h"
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5 #include "mb_shapes.h"
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d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
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6
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
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7 typedef struct _sh_rect {
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8 shape_t shape;
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9 co_aix x, y;
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10 co_aix w, h;
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d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
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11 co_aix rx, ry;
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12 co_aix poses[12][2];
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d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
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13 } sh_rect_t;
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14
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9ab15ebc9061 Observer for mouse events
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15 static void sh_rect_free(shape_t *shape) {
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16 free(shape);
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17 }
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18
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19 shape_t *rdman_shape_rect_new(redraw_man_t *rdman,
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20 co_aix x, co_aix y, co_aix w, co_aix h,
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21 co_aix rx, co_aix ry) {
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22 sh_rect_t *rect;
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23
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24 rect = (sh_rect_t *)malloc(sizeof(sh_rect_t));
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25 if(rect == NULL)
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26 return NULL;
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27
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28 memset(rect, 0, sizeof(sh_rect_t));
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29
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29e1b2bffe4c X backend only sent EVT_MOUSE_MOVE_RAW to MadButterfly.
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30 mb_obj_init(rect, MBO_RECT);
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31 rect->x = x;
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32 rect->y = y;
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33 rect->w = w;
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34 rect->h = h;
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35 rect->rx = rx;
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36 rect->ry = ry;
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37 rect->shape.free = sh_rect_free;
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38
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39 rdman_shape_man(rdman, (shape_t *)rect);
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40
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41 return (shape_t *)rect;
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42 }
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43
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44 void sh_rect_set(shape_t *shape, co_aix x, co_aix y,
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45 co_aix w, co_aix h, co_aix rx, co_aix ry) {
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46 sh_rect_t *rect = (sh_rect_t *)shape;
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47
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48 rect->x = x;
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49 rect->y = y;
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50 rect->w = w;
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51 rect->h = h;
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52 rect->rx = rx;
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53 rect->ry = ry;
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54 }
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55
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56 void sh_rect_transform(shape_t *shape) {
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07c523c799f4 Fix bug of relative path command
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57 sh_rect_t *rect = (sh_rect_t *)shape;
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58 co_aix x, y, w, h, rx, ry;
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59 co_aix (*poses)[2];
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60 co_aix width;
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61 area_t *area;
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62 int i;
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63
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64 x = rect->x;
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65 y = rect->y;
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66 w = rect->w;
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67 h = rect->h;
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68 rx = rect->rx;
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69 ry = rect->ry;
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70
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71 poses = rect->poses;
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72
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73 if(rect->rx != 0 && rect->ry != 0) {
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74 poses[0][0] = x + w - rx;
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75 poses[0][1] = y;
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76 poses[1][0] = x + w;
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77 poses[1][1] = y;
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78 poses[2][0] = x + w;
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79 poses[2][1] = y + ry;
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80
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81 poses[3][0] = x + w;
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82 poses[3][1] = y + h - ry;
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83 poses[4][0] = x + w;
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84 poses[4][1] = y + h;
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85 poses[5][0] = x + w - rx;
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86 poses[5][1] = y + h;
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87
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88 poses[6][0] = x + rx;
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89 poses[6][1] = y + h;
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90 poses[7][0] = x;
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91 poses[7][1] = y + h;
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92 poses[8][0] = x;
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93 poses[8][1] = y + h - ry;
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94
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95 poses[9][0] = x;
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96 poses[9][1] = y + ry;
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97 poses[10][0] = x;
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98 poses[10][1] = y;
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99 poses[11][0] = x + rx;
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100 poses[11][1] = y;
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101
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102 for(i = 0; i < 12; i++)
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103 coord_trans_pos(shape->coord, &poses[i][0], &poses[i][1]);
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104
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105 geo_from_positions(shape->geo, 12, poses);
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106 } else {
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107 poses[0][0] = x;
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108 poses[0][1] = y;
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109 poses[1][0] = x + w;
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110 poses[1][1] = y;
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111 poses[2][0] = x + w;
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112 poses[2][1] = y + h;
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113 poses[3][0] = x;
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114 poses[3][1] = y + h;
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115
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116 for(i = 0; i < 4; i++)
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117 coord_trans_pos(shape->coord, &poses[i][0], &poses[i][1]);
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118
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119 geo_from_positions(shape->geo, 4, poses);
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120 }
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121
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122 if(shape->stroke) {
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123 area = shape->geo->cur_area;
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124 width = shape->stroke_width;
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125 area->x -= width / 2 + 1;
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126 area->y -= width / 2 + 1;
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127 area->w += width + 2;
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128 area->h += width + 2;
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129 }
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130 }
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131
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132 void sh_rect_draw(shape_t *shape, cairo_t *cr) {
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133 sh_rect_t *rect = (sh_rect_t *)shape;
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134 int i;
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135 co_aix (*poses)[2];
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136
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137 poses = rect->poses;
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138 if(rect->rx != 0 && rect->ry != 0) {
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139 cairo_move_to(cr, poses[11][0], poses[11][1]);
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140 for(i = 0; i < 12; i += 3) {
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141 cairo_line_to(cr, poses[i][0], poses[i][1]);
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142 cairo_curve_to(cr,
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143 poses[i + 1][0], poses[i + 1][1],
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144 poses[i + 1][0], poses[i + 1][1],
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Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
145 poses[i + 2][0], poses[i + 2][1]);
51a20f240ce3 short-cut for no-rounded rectangle
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
146 }
51a20f240ce3 short-cut for no-rounded rectangle
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
147 } else {
51a20f240ce3 short-cut for no-rounded rectangle
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
148 cairo_move_to(cr, poses[3][0], poses[3][1]);
51a20f240ce3 short-cut for no-rounded rectangle
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
149 for(i = 0; i < 4; i++)
51a20f240ce3 short-cut for no-rounded rectangle
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
150 cairo_line_to(cr, poses[i][0], poses[i][1]);
35
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 34
diff changeset
151 }
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 34
diff changeset
152 }