Mercurial > MadButterfly

annotate src/shape_path.c @ 6:772511b8b9be

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Cairo specify RGB values in range 0.0 ~ 1.0.
author Thinker K.F. Li <thinker@branda.to>
date Sat, 26 Jul 2008 02:41:00 +0800
parents 9c331ec9e210
children 569f3168ba53
rev   line source
5
9c331ec9e210 SVG path is partially supported
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diff changeset
1 #include <stdio.h>
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2 #include <stdlib.h>
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3 #include <ctype.h>
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4 #include <string.h>
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5 #include <cairo.h>
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6 #include "mb_types.h"
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7
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8 typedef struct _sh_path {
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9 shape_t shape;
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10 int cmd_len;
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11 int arg_len;
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12 char *user_data;
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13 char *dev_data; /* device space data */
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14 } sh_path_t;
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15
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16 #define ASSERT(x)
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17 #define SKIP_SPACE(x) while(*(x) && isspace(*(x))) { (x)++; }
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18 #define SKIP_NUM(x) \
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19 while(*(x) && \
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20 (isdigit(*(x)) || \
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21 *(x) == '-' || \
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22 *(x) == '+')) { \
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23 (x)++; \
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24 }
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25 #define OK 0
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26 #define ERR -1
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27
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28 void sh_path_free(shape_t *shape) {
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29 sh_path_t *path = (sh_path_t *)shape;
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30 if(path->user_data)
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31 free(path->user_data);
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32 if(path->dev_data)
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33 free(path->dev_data);
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34 free(path);
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35 }
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36
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37 static int sh_path_cmd_arg_cnt(char *data, int *cmd_cntp, int *arg_cntp) {
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38 char *p, *old;
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39 int cmd_cnt, arg_cnt;
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40
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41 cmd_cnt = arg_cnt = 0;
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42 p = data;
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43 while(*p) {
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44 SKIP_SPACE(p);
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45
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46 switch(*p++) {
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47 case 'c':
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48 case 'C':
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49 while(*p) {
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50 old = p;
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51 SKIP_SPACE(p);
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52 old = p;
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53 SKIP_NUM(p);
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54 if(p == old)
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55 break;
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56 arg_cnt++;
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57
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58 SKIP_SPACE(p);
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59 old = p;
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60 SKIP_NUM(p);
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61 if(p == old)
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62 return ERR;
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63 arg_cnt++;
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64
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65 SKIP_SPACE(p);
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66 old = p;
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67 SKIP_NUM(p);
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68 if(p == old)
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69 return ERR;
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70 arg_cnt++;
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71
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72 SKIP_SPACE(p);
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73 old = p;
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74 SKIP_NUM(p);
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75 if(p == old)
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76 return ERR;
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77 arg_cnt++;
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78 SKIP_SPACE(p);
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79 old = p;
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80 SKIP_NUM(p);
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81 if(p == old)
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82 return ERR;
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83 arg_cnt++;
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84
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85 SKIP_SPACE(p);
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86 old = p;
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87 SKIP_NUM(p);
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88 if(p == old)
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89 return ERR;
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90 arg_cnt++;
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91 }
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92 break;
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93 case 's':
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94 case 'S':
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95 case 'q':
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96 case 'Q':
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97 while(*p) {
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98 old = p;
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99 SKIP_SPACE(p);
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100 old = p;
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101 SKIP_NUM(p);
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102 if(p == old)
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103 break;
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104 arg_cnt++;
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105
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106 SKIP_SPACE(p);
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107 old = p;
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108 SKIP_NUM(p);
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109 if(p == old)
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110 return ERR;
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111 arg_cnt++;
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112
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113 SKIP_SPACE(p);
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114 old = p;
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115 SKIP_NUM(p);
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116 if(p == old)
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117 return ERR;
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118 arg_cnt++;
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119
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120 SKIP_SPACE(p);
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121 old = p;
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122 SKIP_NUM(p);
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123 if(p == old)
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124 return ERR;
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125 arg_cnt++;
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126 }
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127 break;
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128 case 'm':
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129 case 'M':
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130 case 'l':
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131 case 'L':
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132 case 't':
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133 case 'T':
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134 while(*p) {
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135 old = p;
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136 SKIP_SPACE(p);
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137 old = p;
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138 SKIP_NUM(p);
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139 if(p == old)
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140 break;
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141 arg_cnt++;
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142
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143 SKIP_SPACE(p);
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144 old = p;
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145 SKIP_NUM(p);
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146 if(p == old)
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147 return ERR;
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148 arg_cnt++;
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149 }
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150 break;
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151 case 'h':
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152 case 'H':
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153 case 'v':
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154 case 'V':
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155 while(*p) {
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156 SKIP_SPACE(p);
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157 old = p;
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158 SKIP_NUM(p);
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159 if(p == old)
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diff changeset
160 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
161 arg_cnt += 2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
162 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
163 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
164 case 'z':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
165 case 'Z':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
166 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
167 default:
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
168 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
169 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
170 cmd_cnt++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
171 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
172
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
173 *cmd_cntp = cmd_cnt;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
174 *arg_cntp = arg_cnt;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
175 return OK;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
176 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
177
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
178 static int sh_path_cmd_arg_fill(char *data, sh_path_t *path) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
179 char *p, *old;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
180 char *cmds;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
181 co_aix *args;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
182
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
183 cmds = path->user_data;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
184 args = (co_aix *)(cmds + path->cmd_len);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
185 p = data;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
186 while(*p) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
187 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
188
6
772511b8b9be Cairo specify RGB values in range 0.0 ~ 1.0.
Thinker K.F. Li <thinker@branda.to>
parents: 5
diff changeset
189 /* TODO: transform all relative to absolute, */
5
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
190 *cmds++ = *p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
191 switch(*p++) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
192 case 'c':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
193 case 'C':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
194 while(*p) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
195 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
196 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
197 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
198 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
199 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
200 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
201 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
202
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
203 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
204 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
205 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
206 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
207 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
208 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
209
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
210 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
211 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
212 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
213 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
214 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
215 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
216
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
217 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
218 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
219 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
220 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
221 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
222 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
223 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
224 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
225 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
226 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
227 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
228 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
229
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
230 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
231 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
232 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
233 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
234 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
235 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
236 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
237 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
238 case 's':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
239 case 'S':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
240 case 'q':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
241 case 'Q':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
242 while(*p) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
243 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
244 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
245 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
246 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
247 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
248 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
249 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
250
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
251 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
252 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
253 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
254 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
255 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
256 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
257
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
258 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
259 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
260 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
261 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
262 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
263 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
264
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
265 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
266 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
267 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
268 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
269 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
270 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
271 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
272 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
273 case 'm':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
274 case 'M':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
275 case 'l':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
276 case 'L':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
277 case 't':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
278 case 'T':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
279 while(*p) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
280 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
281 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
282 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
283 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
284 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
285 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
286 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
287
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
288 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
289 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
290 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
291 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
292 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
293 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
294 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
295 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
296 case 'h':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
297 case 'H':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
298 case 'v':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
299 case 'V':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
300 /* TODO: implement h, H, v, V comamnds for path. */
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
301 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
302 case 'z':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
303 case 'Z':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
304 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
305 default:
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
306 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
307 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
308 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
309
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
310 return OK;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
311 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
312
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
313 shape_t *sh_path_new(char *data) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
314 sh_path_t *path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
315 int cmd_cnt, arg_cnt;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
316 int r;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
317
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
318 r = sh_path_cmd_arg_cnt(data, &cmd_cnt, &arg_cnt);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
319 if(r == ERR)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
320 return NULL;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
321
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
322 cmd_cnt = (cmd_cnt + 3) & ~0x3;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
323
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
324 path = (sh_path_t *)malloc(sizeof(sh_path_t));
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
325 path->shape.sh_type = SHT_PATH;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
326 path->cmd_len = cmd_cnt;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
327 path->arg_len = arg_cnt;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
328 path->user_data = (char *)malloc(cmd_cnt + sizeof(co_aix) * arg_cnt);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
329 if(path->user_data == NULL) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
330 free(path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
331 return NULL;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
332 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
333 path->dev_data = (char *)malloc(cmd_cnt + sizeof(co_aix) * arg_cnt);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
334 if(path->dev_data == NULL) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
335 free(path->dev_data);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
336 free(path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
337 return NULL;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
338 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
339
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
340 memset(path->user_data, 0, cmd_cnt);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
341 r = sh_path_cmd_arg_fill(data, path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
342 if(r == ERR) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
343 free(path->user_data);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
344 free(path->dev_data);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
345 free(path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
346 return NULL;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
347 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
348 memcpy(path->dev_data, path->user_data, cmd_cnt);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
349
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
350 return (shape_t *)path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
351 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
352
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
353 void sh_path_transform(shape_t *shape, coord_t *coord) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
354 sh_path_t *path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
355 co_aix *user_args, *dev_args;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
356 int i;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
357
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
358 ASSERT(shape->type == SHT_PATH);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
359 ASSERT((shape->arg_len & 0x1) == 0);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
360
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
361 path = (sh_path_t *)shape;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
362 user_args = (co_aix *)(path->user_data + path->cmd_len);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
363 dev_args = (co_aix *)(path->dev_data + path->cmd_len);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
364 for(i = 0; i < path->arg_len; i += 2) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
365 dev_args[0] = *user_args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
366 dev_args[1] = *user_args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
367 coord_trans_pos(coord, dev_args, dev_args + 1);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
368 dev_args += 2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
369 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
370 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
371
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
372 void sh_path_draw(shape_t *shape, cairo_t *cr) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
373 sh_path_t *path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
374 int cmd_len;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
375 char *cmds, cmd;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
376 co_aix *args;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
377 co_aix x, y, x1, y1, x2, y2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
378 int i;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
379
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
380 ASSERT(shape->type == SHT_PATH);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
381
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
382 path = (sh_path_t *)shape;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
383 cmd_len = path->cmd_len;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
384 cmds = path->dev_data;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
385 args = (co_aix *)(cmds + cmd_len);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
386 x = y = 0;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
387 for(i = 0; i < cmd_len; i++) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
388 cmd = *cmds++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
389 switch(cmd) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
390 case 'm':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
391 x = x + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
392 y = y + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
393 cairo_move_to(cr, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
394 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
395 case 'M':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
396 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
397 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
398 cairo_move_to(cr, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
399 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
400 case 'l':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
401 x = x + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
402 y = y + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
403 cairo_line_to(cr, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
404 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
405 case 'L':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
406 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
407 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
408 cairo_line_to(cr, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
409 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
410 case 'c':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
411 x1 = x + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
412 y1 = y + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
413 x2 = x1 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
414 y2 = y1 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
415 x = x2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
416 y = y2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
417 cairo_curve_to(cr, x1, y1, x2, y2, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
418 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
419 case 'C':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
420 x1 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
421 y1 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
422 x2 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
423 y2 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
424 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
425 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
426 cairo_curve_to(cr, x1, y1, x2, y2, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
427 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
428 case 's':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
429 x1 = x + x - x2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
430 y1 = y + y - y2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
431 x2 = x1 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
432 y2 = y1 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
433 x = x2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
434 y = y2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
435 cairo_curve_to(cr, x1, y1, x2, y2, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
436 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
437 case 'S':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
438 x1 = x + x - x2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
439 y1 = y + y - y2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
440 x2 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
441 y2 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
442 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
443 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
444 cairo_curve_to(cr, x1, y1, x2, y2, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
445 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
446 case 'q':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
447 x1 = x + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
448 y1 = y + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
449 x2 = x1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
450 y2 = y1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
451 x = x2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
452 y = y2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
453 cairo_curve_to(cr, x1, y1, x2, y2, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
454 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
455 case 'Q':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
456 x1 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
457 y1 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
458 x2 = x1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
459 y2 = y1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
460 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
461 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
462 cairo_curve_to(cr, x1, y1, x2, y2, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
463 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
464 case 't':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
465 x1 = x + x - x2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
466 y1 = y + y - y2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
467 x2 = x1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
468 y2 = y1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
469 x = x2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
470 y = y2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
471 cairo_curve_to(cr, x1, y1, x2, y2, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
472 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
473 case 'T':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
474 x1 = x + x - x2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
475 y1 = y + y - y2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
476 x2 = x1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
477 y2 = y1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
478 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
479 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
480 cairo_curve_to(cr, x1, y1, x2, y2, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
481 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
482 case 'Z':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
483 case 'z':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
484 cairo_close_path(cr);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
485 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
486 case '\x0':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
487 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
488 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
489 }
6
772511b8b9be Cairo specify RGB values in range 0.0 ~ 1.0.
Thinker K.F. Li <thinker@branda.to>
parents: 5
diff changeset
490
772511b8b9be Cairo specify RGB values in range 0.0 ~ 1.0.
Thinker K.F. Li <thinker@branda.to>
parents: 5
diff changeset
491 cairo_fill(cr);
5
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
492 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
493
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
494 #ifdef UNITTEST
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
495
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
496 #include <CUnit/Basic.h>
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
497
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
498 void test_sh_path_new(void) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
499 sh_path_t *path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
500 co_aix *args;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
501
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
502 path = (sh_path_t *)sh_path_new("M 33 25l33 55C 33 87 44 22 55 99L33 77z");
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
503 CU_ASSERT(path != NULL);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
504 CU_ASSERT(path->cmd_len == 8);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
505 CU_ASSERT(path->arg_len == 12);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
506 CU_ASSERT(strcmp(path->user_data, "MlCLz") == 0);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
507 CU_ASSERT(strcmp(path->dev_data, "MlCLz") == 0);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
508
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
509 args = (co_aix *)(path->user_data + path->cmd_len);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
510 CU_ASSERT(args[0] == 33);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
511 CU_ASSERT(args[1] == 25);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
512 CU_ASSERT(args[2] == 33);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
513 CU_ASSERT(args[3] == 55);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
514 CU_ASSERT(args[4] == 33);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
515 CU_ASSERT(args[5] == 87);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
516 CU_ASSERT(args[6] == 44);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
517 CU_ASSERT(args[7] == 22);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
518 CU_ASSERT(args[8] == 55);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
519 CU_ASSERT(args[9] == 99);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
520 CU_ASSERT(args[10] == 33);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
521 CU_ASSERT(args[11] == 77);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
522 sh_path_free((shape_t *)path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
523 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
524
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
525 void test_path_transform(void) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
526 sh_path_t *path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
527 co_aix *args;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
528 coord_t coord;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
529
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
530 path = (sh_path_t *)sh_path_new("M 33 25l33 55C 33 87 44 22 55 99L33 77z");
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
531 CU_ASSERT(path != NULL);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
532 CU_ASSERT(path->cmd_len == 8);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
533 CU_ASSERT(path->arg_len == 12);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
534 CU_ASSERT(strcmp(path->user_data, "MlCLz") == 0);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
535 CU_ASSERT(strcmp(path->dev_data, "MlCLz") == 0);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
536
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
537 coord.aggr_matrix[0] = 1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
538 coord.aggr_matrix[1] = 0;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
539 coord.aggr_matrix[2] = 1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
540 coord.aggr_matrix[3] = 0;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
541 coord.aggr_matrix[4] = 2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
542 coord.aggr_matrix[5] = 0;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
543 sh_path_transform((shape_t *)path, &coord);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
544
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
545 args = (co_aix *)(path->dev_data + path->cmd_len);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
546 CU_ASSERT(args[0] == 34);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
547 CU_ASSERT(args[1] == 50);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
548 CU_ASSERT(args[2] == 34);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
549 CU_ASSERT(args[3] == 110);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
550 CU_ASSERT(args[4] == 34);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
551 CU_ASSERT(args[5] == 174);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
552 CU_ASSERT(args[6] == 45);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
553 CU_ASSERT(args[7] == 44);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
554 CU_ASSERT(args[8] == 56);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
555 CU_ASSERT(args[9] == 198);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
556 CU_ASSERT(args[10] == 34);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
557 CU_ASSERT(args[11] == 154);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
558 sh_path_free((shape_t *)path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
559 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
560
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
561 CU_pSuite get_shape_path_suite(void) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
562 CU_pSuite suite;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
563
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
564 suite = CU_add_suite("Suite_shape_path", NULL, NULL);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
565 CU_ADD_TEST(suite, test_sh_path_new);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
566 CU_ADD_TEST(suite, test_path_transform);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
567
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
568 return suite;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
569 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
570
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
571 #endif /* UNITTEST */