Mercurial > MadButterfly

annotate src/shape_rect.c @ 833:419c7de41bfa

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Make sure transform matrix of a cached coord working
author Thinker K.F. Li <thinker@codemud.net>
date Fri, 17 Sep 2010 12:21:35 +0800
parents 586e50f82c1f
children 9a7ac4487849
rev   line source
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586e50f82c1f Unify coding style tag for emacs and vim.
Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com>
parents: 448
diff changeset
1 // -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; -*-
586e50f82c1f Unify coding style tag for emacs and vim.
Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com>
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2 // vim: sw=4:ts=8:sts=4
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d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
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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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530bb7728546 Move header files to $(top_srcdir)/include/ and prefixed with 'mb_'.
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6 #include "mb_types.h"
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7 #include "mb_shapes.h"
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8
d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
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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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d82749f77108 Fix bug of demo and remove *_fill() and *_stroke().
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13 co_aix rx, ry;
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14 co_aix poses[12][2];
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15 } sh_rect_t;
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16
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17 static void sh_rect_free(shape_t *shape) {
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18 free(shape);
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19 }
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20
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b90abd31a281 Postponse free of coords, shapes, and paints when the rdman is dirty.
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21 shape_t *rdman_shape_rect_new(redraw_man_t *rdman,
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22 co_aix x, co_aix y, co_aix w, co_aix h,
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23 co_aix rx, co_aix ry) {
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24 sh_rect_t *rect;
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25
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26 rect = (sh_rect_t *)malloc(sizeof(sh_rect_t));
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27 if(rect == NULL)
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28 return NULL;
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29
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30 memset(rect, 0, sizeof(sh_rect_t));
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31
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32 mb_obj_init(rect, MBO_RECT);
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33 rect->x = x;
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34 rect->y = y;
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35 rect->w = w;
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36 rect->h = h;
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37 rect->rx = rx;
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38 rect->ry = ry;
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39 rect->shape.free = sh_rect_free;
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40
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41 rdman_shape_man(rdman, (shape_t *)rect);
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42
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43 return (shape_t *)rect;
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44 }
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45
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46 void sh_rect_set(shape_t *shape, co_aix x, co_aix y,
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47 co_aix w, co_aix h, co_aix rx, co_aix ry) {
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48 sh_rect_t *rect = (sh_rect_t *)shape;
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49
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50 rect->x = x;
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51 rect->y = y;
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52 rect->w = w;
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53 rect->h = h;
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54 rect->rx = rx;
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55 rect->ry = ry;
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56 }
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57
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58 void sh_rect_transform(shape_t *shape) {
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07c523c799f4 Fix bug of relative path command
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59 sh_rect_t *rect = (sh_rect_t *)shape;
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60 co_aix x, y, w, h, rx, ry;
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61 co_aix (*poses)[2];
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62 co_aix width;
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63 area_t *area;
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64 int i;
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65
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66 x = rect->x;
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67 y = rect->y;
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68 w = rect->w;
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69 h = rect->h;
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70 rx = rect->rx;
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71 ry = rect->ry;
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72
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73 poses = rect->poses;
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74
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75 if(rect->rx != 0 && rect->ry != 0) {
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76 poses[0][0] = x + w - rx;
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77 poses[0][1] = y;
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78 poses[1][0] = x + w;
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79 poses[1][1] = y;
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80 poses[2][0] = x + w;
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81 poses[2][1] = y + ry;
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586e50f82c1f Unify coding style tag for emacs and vim.
Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com>
parents: 448
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82
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83 poses[3][0] = x + w;
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84 poses[3][1] = y + h - ry;
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85 poses[4][0] = x + w;
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86 poses[4][1] = y + h;
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87 poses[5][0] = x + w - rx;
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88 poses[5][1] = y + h;
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parents: 448
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89
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90 poses[6][0] = x + rx;
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91 poses[6][1] = y + h;
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92 poses[7][0] = x;
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93 poses[7][1] = y + h;
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94 poses[8][0] = x;
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95 poses[8][1] = y + h - ry;
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96
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97 poses[9][0] = x;
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98 poses[9][1] = y + ry;
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99 poses[10][0] = x;
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100 poses[10][1] = y;
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101 poses[11][0] = x + rx;
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102 poses[11][1] = y;
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103
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104 for(i = 0; i < 12; i++)
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105 coord_trans_pos(shape->coord, &poses[i][0], &poses[i][1]);
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106
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107 geo_from_positions(shape->geo, 12, poses);
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108 } else {
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109 poses[0][0] = x;
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110 poses[0][1] = y;
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111 poses[1][0] = x + w;
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112 poses[1][1] = y;
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113 poses[2][0] = x + w;
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114 poses[2][1] = y + h;
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115 poses[3][0] = x;
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116 poses[3][1] = y + h;
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117
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118 for(i = 0; i < 4; i++)
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119 coord_trans_pos(shape->coord, &poses[i][0], &poses[i][1]);
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120
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121 geo_from_positions(shape->geo, 4, poses);
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122 }
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123
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124 if(shape->stroke) {
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125 area = shape->geo->cur_area;
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126 width = shape->stroke_width;
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127 area->x -= width / 2 + 0.5;
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128 area->y -= width / 2 + 0.5;
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129 area->w += width + 1;
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130 area->h += width + 1;
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131 }
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132 }
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133
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134 void sh_rect_draw(shape_t *shape, mbe_t *cr) {
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135 sh_rect_t *rect = (sh_rect_t *)shape;
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136 int i;
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137 co_aix (*poses)[2];
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138
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139 poses = rect->poses;
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140 if(rect->rx != 0 && rect->ry != 0) {
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141 mbe_move_to(cr, poses[11][0], poses[11][1]);
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142 for(i = 0; i < 12; i += 3) {
448
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Thinker K.F. Li <thinker@branda.to>
parents: 270
diff changeset
143 mbe_line_to(cr, poses[i][0], poses[i][1]);
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 270
diff changeset
144 mbe_curve_to(cr,
36
51a20f240ce3 short-cut for no-rounded rectangle
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
145 poses[i + 1][0], poses[i + 1][1],
51a20f240ce3 short-cut for no-rounded rectangle
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
146 poses[i + 1][0], poses[i + 1][1],
51a20f240ce3 short-cut for no-rounded rectangle
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
147 poses[i + 2][0], poses[i + 2][1]);
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Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
148 }
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Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
149 } else {
448
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 270
diff changeset
150 mbe_move_to(cr, poses[3][0], poses[3][1]);
36
51a20f240ce3 short-cut for no-rounded rectangle
Thinker K.F. Li <thinker@branda.to>
parents: 35
diff changeset
151 for(i = 0; i < 4; i++)
448
16116d84bc5e Replace Cairo with a abstract layer mb_graph_engine.
Thinker K.F. Li <thinker@branda.to>
parents: 270
diff changeset
152 mbe_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
153 }
581a03196093 Support rectangle tag of SVG.
Thinker K.F. Li <thinker@branda.to>
parents: 34
diff changeset
154 }