Mercurial > MadButterfly
annotate src/shape_path.c @ 86:7d0580f89468
Fix bug of dealing matrix().
author | Thinker K.F. Li <thinker@branda.to> |
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date | Fri, 22 Aug 2008 16:14:53 +0800 |
parents | 9ab15ebc9061 |
children | ca94493b75bb |
rev | line source |
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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 |
8 | 8 /*! \brief Implement respective objects for SVG path tag. |
9 * | |
10 * In user_data or dev_data, 0x00 bytes are padding after commands. | |
11 * No commands other than 0x00 can resident after 0x00 itself. | |
12 * It means command processing code can skip commands after a 0x00. | |
12 | 13 * |
14 * Shapes should check if shape_t::geo is assigned. Once transformation | |
15 * matrics are changed, shape objects should update shape_t::geo if | |
16 * it is assigned. | |
8 | 17 */ |
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18 typedef struct _sh_path { |
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19 shape_t shape; |
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20 int cmd_len; |
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21 int arg_len; |
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22 char *user_data; |
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23 char *dev_data; /* device space data */ |
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24 } sh_path_t; |
10 | 25 #define RESERVED_AIXS sizeof(co_aix[2]) |
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26 |
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27 #define ASSERT(x) |
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28 #define SKIP_SPACE(x) while(*(x) && (isspace(*(x)) || *(x) == ',')) { (x)++; } |
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29 #define SKIP_NUM(x) \ |
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30 while(*(x) && \ |
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31 (isdigit(*(x)) || \ |
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32 *(x) == '-' || \ |
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33 *(x) == '+' || \ |
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34 *(x) == '.')) { \ |
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35 (x)++; \ |
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36 } |
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37 #define OK 0 |
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38 #define ERR -1 |
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39 |
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40 static void sh_path_free(shape_t *shape) { |
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41 sh_path_t *path = (sh_path_t *)shape; |
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42 if(path->user_data) |
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43 free(path->user_data); |
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44 if(path->dev_data) |
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45 free(path->dev_data); |
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46 free(path); |
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47 } |
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48 |
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49 /*! \brief Count number of arguments. |
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50 * |
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51 * \todo Notify programmers that syntax or value error of path data. |
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52 */ |
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53 static int sh_path_cmd_arg_cnt(char *data, int *cmd_cntp, int *arg_cntp) { |
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54 char *p, *old; |
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55 int cmd_cnt, arg_cnt; |
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56 |
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57 cmd_cnt = arg_cnt = 0; |
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58 p = data; |
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59 SKIP_SPACE(p); |
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60 while(*p) { |
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61 switch(*p++) { |
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62 case 'c': |
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63 case 'C': |
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64 while(*p) { |
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65 old = p; |
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66 SKIP_SPACE(p); |
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67 old = p; |
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68 SKIP_NUM(p); |
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69 if(p == old) |
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70 break; |
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71 arg_cnt++; |
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72 |
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73 SKIP_SPACE(p); |
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74 old = p; |
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75 SKIP_NUM(p); |
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76 if(p == old) |
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77 return ERR; |
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78 arg_cnt++; |
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79 |
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80 SKIP_SPACE(p); |
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81 old = p; |
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82 SKIP_NUM(p); |
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83 if(p == old) |
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84 return ERR; |
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85 arg_cnt++; |
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86 |
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87 SKIP_SPACE(p); |
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88 old = p; |
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89 SKIP_NUM(p); |
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90 if(p == old) |
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91 return ERR; |
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92 arg_cnt++; |
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93 SKIP_SPACE(p); |
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94 old = p; |
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95 SKIP_NUM(p); |
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96 if(p == old) |
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97 return ERR; |
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98 arg_cnt++; |
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99 |
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100 SKIP_SPACE(p); |
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101 old = p; |
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102 SKIP_NUM(p); |
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103 if(p == old) |
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104 return ERR; |
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105 arg_cnt++; |
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106 } |
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107 break; |
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108 case 's': |
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109 case 'S': |
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110 case 'q': |
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111 case 'Q': |
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112 while(*p) { |
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113 old = p; |
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114 SKIP_SPACE(p); |
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115 old = p; |
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116 SKIP_NUM(p); |
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117 if(p == old) |
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118 break; |
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119 arg_cnt++; |
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120 |
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121 SKIP_SPACE(p); |
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122 old = p; |
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123 SKIP_NUM(p); |
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124 if(p == old) |
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125 return ERR; |
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126 arg_cnt++; |
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127 |
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128 SKIP_SPACE(p); |
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129 old = p; |
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130 SKIP_NUM(p); |
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131 if(p == old) |
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132 return ERR; |
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133 arg_cnt++; |
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134 |
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135 SKIP_SPACE(p); |
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136 old = p; |
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137 SKIP_NUM(p); |
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138 if(p == old) |
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139 return ERR; |
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140 arg_cnt++; |
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141 } |
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142 break; |
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143 case 'm': |
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144 case 'M': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
145 case 'l': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
146 case 'L': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
147 case 't': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
148 case 'T': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
149 while(*p) { |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
150 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
151 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
152 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
153 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
154 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
155 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
156 arg_cnt++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
157 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
158 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
159 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
160 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
161 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
162 return ERR; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
163 arg_cnt++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
164 } |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
165 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
166 case 'h': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
167 case 'H': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
168 case 'v': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
169 case 'V': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
170 while(*p) { |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
171 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
172 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
173 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
174 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
175 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
176 arg_cnt += 2; |
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 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
179 case 'z': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
180 case 'Z': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
181 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
182 default: |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
183 return ERR; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
184 } |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
185 cmd_cnt++; |
11
128af06c876c
Fix the bug that data of a path end with white spaces would make system down
Thinker K.F. Li <thinker@branda.to>
parents:
10
diff
changeset
|
186 SKIP_SPACE(p); |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
187 } |
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 *cmd_cntp = cmd_cnt; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
190 *arg_cntp = arg_cnt; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
191 return OK; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
192 } |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
193 |
10 | 194 #define TO_ABS islower(cmd)? *(args - 2) + atof(old): atof(old) |
195 | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
196 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
|
197 char *p, *old; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
198 char *cmds; |
7
569f3168ba53
Clear background & tranform relative pos into absolute ones
Thinker K.F. Li <thinker@branda.to>
parents:
6
diff
changeset
|
199 char cmd; |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
200 co_aix *args; |
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 cmds = path->user_data; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
203 args = (co_aix *)(cmds + path->cmd_len); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
204 p = data; |
11
128af06c876c
Fix the bug that data of a path end with white spaces would make system down
Thinker K.F. Li <thinker@branda.to>
parents:
10
diff
changeset
|
205 SKIP_SPACE(p); |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
206 while(*p) { |
7
569f3168ba53
Clear background & tranform relative pos into absolute ones
Thinker K.F. Li <thinker@branda.to>
parents:
6
diff
changeset
|
207 /* Transform all relative to absolute, */ |
569f3168ba53
Clear background & tranform relative pos into absolute ones
Thinker K.F. Li <thinker@branda.to>
parents:
6
diff
changeset
|
208 *cmds++ = toupper(*p); |
569f3168ba53
Clear background & tranform relative pos into absolute ones
Thinker K.F. Li <thinker@branda.to>
parents:
6
diff
changeset
|
209 switch((cmd = *p++)) { |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
210 case 'c': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
211 case 'C': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
212 while(*p) { |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
213 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
214 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
215 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
216 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
217 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
218 break; |
10 | 219 *args = TO_ABS; |
220 args++; | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
221 |
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; |
10 | 227 *args = TO_ABS; |
228 args++; | |
5
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; |
10 | 235 *args = TO_ABS; |
236 args++; | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
237 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
238 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
239 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
240 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
241 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
242 return ERR; |
10 | 243 *args = TO_ABS; |
244 args++; | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
245 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
246 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
247 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
248 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
249 return ERR; |
10 | 250 *args = TO_ABS; |
251 args++; | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
252 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
253 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
254 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
255 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
256 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
257 return ERR; |
10 | 258 *args = TO_ABS; |
259 args++; | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
260 } |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
261 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
262 case 's': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
263 case 'S': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
264 case 'q': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
265 case 'Q': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
266 while(*p) { |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
267 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
268 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
269 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
270 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
271 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
272 break; |
10 | 273 *args = TO_ABS; |
274 args++; | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
275 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
276 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
277 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
278 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
279 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
280 return ERR; |
10 | 281 *args = TO_ABS; |
282 args++; | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
283 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
284 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
285 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
286 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
287 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
288 return ERR; |
10 | 289 *args = TO_ABS; |
290 args++; | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
291 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
292 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
293 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
294 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
295 if(p == old) |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
296 return ERR; |
10 | 297 *args = TO_ABS; |
298 args++; | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
299 } |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
300 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
301 case 'm': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
302 case 'M': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
303 case 'l': |
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SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
304 case 'L': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
305 case 't': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
306 case 'T': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
307 while(*p) { |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
308 old = p; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
309 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
310 old = p; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
311 SKIP_NUM(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
312 if(p == old) |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
313 break; |
10 | 314 *args = TO_ABS; |
315 args++; | |
5
9c331ec9e210
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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 SKIP_SPACE(p); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
318 old = p; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
319 SKIP_NUM(p); |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
320 if(p == old) |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
321 return ERR; |
10 | 322 *args = TO_ABS; |
323 args++; | |
5
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
324 } |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
325 break; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
326 case 'h': |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
327 case 'H': |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
328 case 'v': |
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
329 case 'V': |
58 | 330 /*! \todo implement h, H, v, V comamnds for path. */ |
5
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
331 return ERR; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
332 case 'z': |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
333 case 'Z': |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
334 break; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
335 default: |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
336 return ERR; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
337 } |
11
128af06c876c
Fix the bug that data of a path end with white spaces would make system down
Thinker K.F. Li <thinker@branda.to>
parents:
10
diff
changeset
|
338 SKIP_SPACE(p); |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
339 } |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
340 |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
341 return OK; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
342 } |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
343 |
9 | 344 /*! \brief Create a path from value of 'data' of SVG path. |
345 */ | |
5
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
346 shape_t *sh_path_new(char *data) { |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
347 sh_path_t *path; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
348 int cmd_cnt, arg_cnt; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
349 int r; |
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parents:
diff
changeset
|
350 |
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parents:
diff
changeset
|
351 r = sh_path_cmd_arg_cnt(data, &cmd_cnt, &arg_cnt); |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
352 if(r == ERR) |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
353 return NULL; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
354 |
8 | 355 /* Align at 4's boundary and keep 2 unused co_aix space |
356 * to make logic of transformation from relative to absolute | |
357 * simple. | |
358 */ | |
10 | 359 cmd_cnt += RESERVED_AIXS; |
5
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
360 cmd_cnt = (cmd_cnt + 3) & ~0x3; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
361 |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
362 path = (sh_path_t *)malloc(sizeof(sh_path_t)); |
12 | 363 memset(&path->shape, 0, sizeof(shape_t)); |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
364 path->shape.sh_type = SHT_PATH; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
365 path->cmd_len = cmd_cnt; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
366 path->arg_len = arg_cnt; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
367 path->user_data = (char *)malloc(cmd_cnt + sizeof(co_aix) * arg_cnt); |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
368 if(path->user_data == NULL) { |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
369 free(path); |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
370 return NULL; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
371 } |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
372 path->dev_data = (char *)malloc(cmd_cnt + sizeof(co_aix) * arg_cnt); |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
373 if(path->dev_data == NULL) { |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
374 free(path->dev_data); |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
375 free(path); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
376 return NULL; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
377 } |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
378 |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
379 memset(path->user_data, 0, cmd_cnt); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
380 r = sh_path_cmd_arg_fill(data, path); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
381 if(r == ERR) { |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
382 free(path->user_data); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
383 free(path->dev_data); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
384 free(path); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
385 return NULL; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
386 } |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
387 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
|
388 |
73
9ab15ebc9061
Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents:
58
diff
changeset
|
389 path->shape.free = sh_path_free; |
9ab15ebc9061
Observer for mouse events
Thinker K.F. Li <thinker@branda.to>
parents:
58
diff
changeset
|
390 |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
391 return (shape_t *)path; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
392 } |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
393 |
9 | 394 /*! \brief Transform a path from user space to device space. |
395 * | |
58 | 396 * \todo associate coord_t with shape objects and transform them |
9 | 397 * automatically. |
398 */ | |
12 | 399 void sh_path_transform(shape_t *shape) { |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
400 sh_path_t *path; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
401 co_aix *user_args, *dev_args; |
12 | 402 co_aix (*poses)[2]; |
26
d50f33040de6
Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents:
22
diff
changeset
|
403 area_t *area; |
12 | 404 int arg_len; |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
405 int i; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
406 |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
407 ASSERT(shape->type == SHT_PATH); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
408 ASSERT((shape->arg_len & 0x1) == 0); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
409 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
410 path = (sh_path_t *)shape; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
411 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
|
412 dev_args = (co_aix *)(path->dev_data + path->cmd_len); |
12 | 413 arg_len = path->arg_len; |
414 for(i = 0; i < arg_len; i += 2) { | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
415 dev_args[0] = *user_args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
416 dev_args[1] = *user_args++; |
12 | 417 coord_trans_pos(shape->coord, dev_args, dev_args + 1); |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
418 dev_args += 2; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
419 } |
12 | 420 |
421 if(path->shape.geo) { | |
422 poses = (co_aix (*)[2])(path->dev_data + path->cmd_len); | |
17
41f0907b27ac
Unittest for rdman_redraw_changed().
Thinker K.F. Li <thinker@branda.to>
parents:
15
diff
changeset
|
423 geo_from_positions(path->shape.geo, arg_len / 2, poses); |
26
d50f33040de6
Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents:
22
diff
changeset
|
424 area = shape->geo->cur_area; |
d50f33040de6
Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents:
22
diff
changeset
|
425 area->x -= shape->stroke_width/2 + 1; |
d50f33040de6
Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents:
22
diff
changeset
|
426 area->y -= shape->stroke_width/2 + 1; |
d50f33040de6
Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents:
22
diff
changeset
|
427 area->w += shape->stroke_width + 2; |
d50f33040de6
Set line width for path.
Thinker K.F. Li <thinker@branda.to>
parents:
22
diff
changeset
|
428 area->h += shape->stroke_width + 2; |
12 | 429 } |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
430 } |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
431 |
22 | 432 static void sh_path_path(shape_t *shape, cairo_t *cr) { |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
433 sh_path_t *path; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
434 int cmd_len; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
435 char *cmds, cmd; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
436 co_aix *args; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
437 co_aix x, y, x1, y1, x2, y2; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
438 int i; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
439 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
440 ASSERT(shape->type == SHT_PATH); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
441 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
442 path = (sh_path_t *)shape; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
443 cmd_len = path->cmd_len; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
444 cmds = path->dev_data; |
9c331ec9e210
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Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
445 args = (co_aix *)(cmds + cmd_len); |
15
c2ce186a5c37
X_main uses rdman_redraw_all()
Thinker K.F. Li <thinker@branda.to>
parents:
12
diff
changeset
|
446 x = y = x1 = y1 = x2 = y2 = 0; |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
447 for(i = 0; i < cmd_len; i++) { |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
448 cmd = *cmds++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
449 switch(cmd) { |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
450 case 'm': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
451 x = x + *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
452 y = y + *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
453 cairo_move_to(cr, 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 'M': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
456 x = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
457 y = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
458 cairo_move_to(cr, x, y); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
459 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
460 case 'l': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
461 x = x + *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
462 y = y + *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
463 cairo_line_to(cr, x, y); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
464 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
465 case 'L': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
466 x = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
467 y = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
468 cairo_line_to(cr, x, y); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
469 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
470 case 'c': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
471 x1 = x + *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
472 y1 = y + *args++; |
34
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
473 x2 = x + *args++; |
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
474 y2 = y + *args++; |
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
475 x = x + *args++; |
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
476 y = y + *args++; |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
477 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
|
478 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
479 case 'C': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
480 x1 = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
481 y1 = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
482 x2 = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
483 y2 = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
484 x = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
485 y = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
486 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
|
487 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
488 case 's': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
489 x1 = x + x - x2; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
490 y1 = y + y - y2; |
34
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
491 x2 = x + *args++; |
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
492 y2 = y + *args++; |
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
493 x = x + *args++; |
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
494 y = y + *args++; |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
495 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
|
496 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
497 case 'S': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
498 x1 = x + x - x2; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
499 y1 = y + y - y2; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
500 x2 = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
501 y2 = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
502 x = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
503 y = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
504 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
|
505 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
506 case 'q': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
507 x1 = x + *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
508 y1 = y + *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
509 x2 = x1; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
510 y2 = y1; |
34
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
511 x = x + *args++; |
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
512 y = y + *args++; |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
513 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
|
514 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
515 case 'Q': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
516 x1 = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
517 y1 = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
518 x2 = x1; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
519 y2 = y1; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
520 x = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
521 y = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
522 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
|
523 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
524 case 't': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
525 x1 = x + x - x2; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
526 y1 = y + y - y2; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
527 x2 = x1; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
528 y2 = y1; |
34
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
529 x = x + *args++; |
07c523c799f4
Fix bug of relative path command
Thinker K.F. Li <thinker@branda.to>
parents:
33
diff
changeset
|
530 y = y + *args++; |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
531 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
|
532 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
533 case 'T': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
534 x1 = x + x - x2; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
535 y1 = y + y - y2; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
536 x2 = x1; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
537 y2 = y1; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
538 x = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
539 y = *args++; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
540 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
|
541 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
542 case 'Z': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
543 case 'z': |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
544 cairo_close_path(cr); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
545 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
546 case '\x0': |
8 | 547 i = cmd_len; /* padding! Skip remain ones. */ |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
548 break; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
549 } |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
550 } |
22 | 551 } |
6
772511b8b9be
Cairo specify RGB values in range 0.0 ~ 1.0.
Thinker K.F. Li <thinker@branda.to>
parents:
5
diff
changeset
|
552 |
30
e06a4a667ce2
Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents:
26
diff
changeset
|
553 void sh_path_draw(shape_t *shape, cairo_t *cr) { |
e06a4a667ce2
Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents:
26
diff
changeset
|
554 sh_path_path(shape, cr); |
e06a4a667ce2
Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents:
26
diff
changeset
|
555 } |
e06a4a667ce2
Accept mouse/pointer event and hint the shape that the pointer is over.
Thinker K.F. Li <thinker@branda.to>
parents:
26
diff
changeset
|
556 |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
557 #ifdef UNITTEST |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
558 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
559 #include <CUnit/Basic.h> |
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 void test_sh_path_new(void) { |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
562 sh_path_t *path; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
563 co_aix *args; |
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 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
|
566 CU_ASSERT(path != NULL); |
10 | 567 CU_ASSERT(path->cmd_len == ((5 + RESERVED_AIXS + 3) & ~0x3)); |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
568 CU_ASSERT(path->arg_len == 12); |
9 | 569 CU_ASSERT(strcmp(path->user_data, "MLCLZ") == 0); |
570 CU_ASSERT(strcmp(path->dev_data, "MLCLZ") == 0); | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
571 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
572 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
|
573 CU_ASSERT(args[0] == 33); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
574 CU_ASSERT(args[1] == 25); |
9 | 575 CU_ASSERT(args[2] == 66); |
576 CU_ASSERT(args[3] == 80); | |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
577 CU_ASSERT(args[4] == 33); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
578 CU_ASSERT(args[5] == 87); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
579 CU_ASSERT(args[6] == 44); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
580 CU_ASSERT(args[7] == 22); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
581 CU_ASSERT(args[8] == 55); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
582 CU_ASSERT(args[9] == 99); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
583 CU_ASSERT(args[10] == 33); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
584 CU_ASSERT(args[11] == 77); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
585 sh_path_free((shape_t *)path); |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
586 } |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
587 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
588 void test_path_transform(void) { |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
589 sh_path_t *path; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
590 co_aix *args; |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
591 coord_t coord; |
12 | 592 geo_t geo; |
5
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
changeset
|
593 |
9c331ec9e210
SVG path is partially supported
Thinker K.F. Li <thinker@branda.to>
parents:
diff
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594 path = (sh_path_t *)sh_path_new("M 33 25l33 55C 33 87 44 22 55 99L33 77z"); |
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595 CU_ASSERT(path != NULL); |
10 | 596 CU_ASSERT(path->cmd_len == ((5 + RESERVED_AIXS + 3) & ~0x3)); |
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597 CU_ASSERT(path->arg_len == 12); |
9 | 598 CU_ASSERT(strcmp(path->user_data, "MLCLZ") == 0); |
599 CU_ASSERT(strcmp(path->dev_data, "MLCLZ") == 0); | |
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600 |
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601 geo_init(&geo); |
12 | 602 path->shape.geo = &geo; |
603 geo.shape = (shape_t *)path; | |
604 | |
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605 coord.aggr_matrix[0] = 1; |
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606 coord.aggr_matrix[1] = 0; |
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607 coord.aggr_matrix[2] = 1; |
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608 coord.aggr_matrix[3] = 0; |
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609 coord.aggr_matrix[4] = 2; |
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610 coord.aggr_matrix[5] = 0; |
12 | 611 path->shape.coord = &coord; |
612 sh_path_transform((shape_t *)path); | |
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613 |
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614 args = (co_aix *)(path->dev_data + path->cmd_len); |
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615 CU_ASSERT(args[0] == 34); |
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616 CU_ASSERT(args[1] == 50); |
9 | 617 CU_ASSERT(args[2] == 67); |
618 CU_ASSERT(args[3] == 160); | |
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619 CU_ASSERT(args[4] == 34); |
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620 CU_ASSERT(args[5] == 174); |
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621 CU_ASSERT(args[6] == 45); |
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622 CU_ASSERT(args[7] == 44); |
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623 CU_ASSERT(args[8] == 56); |
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624 CU_ASSERT(args[9] == 198); |
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625 CU_ASSERT(args[10] == 34); |
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626 CU_ASSERT(args[11] == 154); |
12 | 627 |
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628 sh_path_free((shape_t *)path); |
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629 } |
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630 |
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631 void test_spaces_head_tail(void) { |
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632 sh_path_t *path; |
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633 |
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634 path = (sh_path_t *) |
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635 sh_path_new(" M 33 25l33 55C 33 87 44 22 55 99L33 77z "); |
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636 CU_ASSERT(path != NULL); |
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637 sh_path_free((shape_t *)path); |
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638 } |
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639 |
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640 CU_pSuite get_shape_path_suite(void) { |
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641 CU_pSuite suite; |
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642 |
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643 suite = CU_add_suite("Suite_shape_path", NULL, NULL); |
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644 CU_ADD_TEST(suite, test_sh_path_new); |
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645 CU_ADD_TEST(suite, test_path_transform); |
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646 |
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647 return suite; |
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648 } |
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649 |
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650 #endif /* UNITTEST */ |