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annotate src/shape_path.c @ 5:9c331ec9e210

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SVG path is partially supported
author Thinker K.F. Li <thinker@branda.to>
date Sat, 26 Jul 2008 01:37:35 +0800
parents
children 772511b8b9be
rev   line source
5
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
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diff changeset
1 #include <stdio.h>
9c331ec9e210 SVG path is partially supported
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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
9c331ec9e210 SVG path is partially supported
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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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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
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
189 *cmds++ = *p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
190 switch(*p++) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
191 case 'c':
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 while(*p) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
194 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
195 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
196 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
197 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
198 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
199 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
200 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
201
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
202 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
203 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
204 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
205 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
206 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
207 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
208
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
209 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
210 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
211 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
212 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
213 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
214 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
215
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
216 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
217 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
218 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
219 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
220 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
221 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
222 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
223 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
224 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
225 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
226 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
227 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
228
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
229 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
230 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
231 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
232 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
233 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
234 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
235 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
236 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
237 case 's':
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 'q':
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 while(*p) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
242 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
243 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
244 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
245 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
246 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
247 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
248 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
249
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
250 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
251 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
252 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
253 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
254 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
255 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
256
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
257 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
258 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
259 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
260 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
261 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
262 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
263
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
264 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
265 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
266 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
267 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
268 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
269 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
270 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
271 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
272 case 'm':
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 'l':
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 't':
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 while(*p) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
279 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
280 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
281 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
282 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
283 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
284 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
285 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
286
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
287 SKIP_SPACE(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
288 old = p;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
289 SKIP_NUM(p);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
290 if(p == old)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
291 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
292 *args++ = atof(old);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
293 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
294 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
295 case 'h':
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 'v':
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 /* 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
300 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
301 case 'z':
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 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
304 default:
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
305 return ERR;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
306 }
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 return OK;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
310 }
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 shape_t *sh_path_new(char *data) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
313 sh_path_t *path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
314 int cmd_cnt, arg_cnt;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
315 int r;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
316
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
317 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
318 if(r == ERR)
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
319 return NULL;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
320
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
321 cmd_cnt = (cmd_cnt + 3) & ~0x3;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
322
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
323 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
324 path->shape.sh_type = SHT_PATH;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
325 path->cmd_len = cmd_cnt;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
326 path->arg_len = arg_cnt;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
327 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
328 if(path->user_data == NULL) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
329 free(path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
330 return NULL;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
331 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
332 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
333 if(path->dev_data == NULL) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
334 free(path->dev_data);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
335 free(path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
336 return NULL;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
337 }
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 memset(path->user_data, 0, cmd_cnt);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
340 r = sh_path_cmd_arg_fill(data, path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
341 if(r == ERR) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
342 free(path->user_data);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
343 free(path->dev_data);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
344 free(path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
345 return NULL;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
346 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
347 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
348
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
349 return (shape_t *)path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
350 }
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 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
353 sh_path_t *path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
354 co_aix *user_args, *dev_args;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
355 int i;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
356
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
357 ASSERT(shape->type == SHT_PATH);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
358 ASSERT((shape->arg_len & 0x1) == 0);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
359
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
360 path = (sh_path_t *)shape;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
361 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
362 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
363 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
364 dev_args[0] = *user_args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
365 dev_args[1] = *user_args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
366 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
367 dev_args += 2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
368 }
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 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
372 sh_path_t *path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
373 int cmd_len;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
374 char *cmds, cmd;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
375 co_aix *args;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
376 co_aix x, y, x1, y1, x2, y2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
377 int i;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
378
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
379 ASSERT(shape->type == SHT_PATH);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
380
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
381 path = (sh_path_t *)shape;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
382 cmd_len = path->cmd_len;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
383 cmds = path->dev_data;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
384 args = (co_aix *)(cmds + cmd_len);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
385 x = y = 0;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
386 for(i = 0; i < cmd_len; i++) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
387 cmd = *cmds++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
388 switch(cmd) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
389 case 'm':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
390 x = x + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
391 y = y + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
392 cairo_move_to(cr, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
393 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
394 case 'M':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
395 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
396 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
397 cairo_move_to(cr, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
398 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
399 case 'l':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
400 x = x + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
401 y = y + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
402 cairo_line_to(cr, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
403 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
404 case 'L':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
405 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
406 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
407 cairo_line_to(cr, x, y);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
408 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
409 case 'c':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
410 x1 = x + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
411 y1 = y + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
412 x2 = x1 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
413 y2 = y1 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
414 x = x2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
415 y = y2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
416 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
417 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
418 case 'C':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
419 x1 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
420 y1 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
421 x2 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
422 y2 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
423 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
424 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
425 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
426 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
427 case 's':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
428 x1 = x + x - x2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
429 y1 = y + y - y2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
430 x2 = x1 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
431 y2 = y1 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
432 x = x2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
433 y = y2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
434 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
435 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
436 case 'S':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
437 x1 = x + x - x2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
438 y1 = y + y - y2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
439 x2 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
440 y2 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
441 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
442 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
443 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
444 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
445 case 'q':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
446 x1 = x + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
447 y1 = y + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
448 x2 = x1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
449 y2 = y1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
450 x = x2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
451 y = y2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
452 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
453 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
454 case 'Q':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
455 x1 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
456 y1 = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
457 x2 = x1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
458 y2 = y1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
459 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
460 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
461 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
462 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
463 case 't':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
464 x1 = x + x - x2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
465 y1 = y + y - y2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
466 x2 = x1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
467 y2 = y1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
468 x = x2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
469 y = y2 + *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
470 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
471 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
472 case 'T':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
473 x1 = x + x - x2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
474 y1 = y + y - y2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
475 x2 = x1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
476 y2 = y1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
477 x = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
478 y = *args++;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
479 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
480 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
481 case 'Z':
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 cairo_close_path(cr);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
484 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
485 case '\x0':
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
486 break;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
487 }
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 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
490
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
491 #ifdef UNITTEST
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 #include <CUnit/Basic.h>
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
494
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
495 void test_sh_path_new(void) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
496 sh_path_t *path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
497 co_aix *args;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
498
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
499 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
500 CU_ASSERT(path != NULL);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
501 CU_ASSERT(path->cmd_len == 8);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
502 CU_ASSERT(path->arg_len == 12);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
503 CU_ASSERT(strcmp(path->user_data, "MlCLz") == 0);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
504 CU_ASSERT(strcmp(path->dev_data, "MlCLz") == 0);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
505
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
506 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
507 CU_ASSERT(args[0] == 33);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
508 CU_ASSERT(args[1] == 25);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
509 CU_ASSERT(args[2] == 33);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
510 CU_ASSERT(args[3] == 55);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
511 CU_ASSERT(args[4] == 33);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
512 CU_ASSERT(args[5] == 87);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
513 CU_ASSERT(args[6] == 44);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
514 CU_ASSERT(args[7] == 22);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
515 CU_ASSERT(args[8] == 55);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
516 CU_ASSERT(args[9] == 99);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
517 CU_ASSERT(args[10] == 33);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
518 CU_ASSERT(args[11] == 77);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
519 sh_path_free((shape_t *)path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
520 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
521
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
522 void test_path_transform(void) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
523 sh_path_t *path;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
524 co_aix *args;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
525 coord_t coord;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
526
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
527 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
528 CU_ASSERT(path != NULL);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
529 CU_ASSERT(path->cmd_len == 8);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
530 CU_ASSERT(path->arg_len == 12);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
531 CU_ASSERT(strcmp(path->user_data, "MlCLz") == 0);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
532 CU_ASSERT(strcmp(path->dev_data, "MlCLz") == 0);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
533
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
534 coord.aggr_matrix[0] = 1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
535 coord.aggr_matrix[1] = 0;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
536 coord.aggr_matrix[2] = 1;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
537 coord.aggr_matrix[3] = 0;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
538 coord.aggr_matrix[4] = 2;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
539 coord.aggr_matrix[5] = 0;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
540 sh_path_transform((shape_t *)path, &coord);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
541
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
542 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
543 CU_ASSERT(args[0] == 34);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
544 CU_ASSERT(args[1] == 50);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
545 CU_ASSERT(args[2] == 34);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
546 CU_ASSERT(args[3] == 110);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
547 CU_ASSERT(args[4] == 34);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
548 CU_ASSERT(args[5] == 174);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
549 CU_ASSERT(args[6] == 45);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
550 CU_ASSERT(args[7] == 44);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
551 CU_ASSERT(args[8] == 56);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
552 CU_ASSERT(args[9] == 198);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
553 CU_ASSERT(args[10] == 34);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
554 CU_ASSERT(args[11] == 154);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
555 sh_path_free((shape_t *)path);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
556 }
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
557
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
558 CU_pSuite get_shape_path_suite(void) {
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
559 CU_pSuite suite;
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 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
562 CU_ADD_TEST(suite, test_sh_path_new);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
563 CU_ADD_TEST(suite, test_path_transform);
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
564
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
565 return suite;
9c331ec9e210 SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
566 }
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 #endif /* UNITTEST */