annotate nodejs/shapes.cc @ 690:86c6ebf1de25

Add JS binding for sh_rect_t
author Thinker K.F. Li <thinker@branda.to>
date Sat, 07 Aug 2010 23:00:16 +0800
parents a05a4a27ff46
children dd1f3382d6a4
rev   line source
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1 #include <v8.h>
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2 #include "mbfly_njs.h"
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3
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4 #include <string.h>
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5
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6 extern "C" {
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7 #include <mb.h>
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8 }
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9
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10 #ifndef ASSERT
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11 #define ASSERT(x)
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12 #endif
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13
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14 using namespace v8;
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15
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16 /*! \defgroup xnjsmb_shapes JS binding for shapes.
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17 * \ingroup xnjsmb
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18 *
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19 * @{
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20 */
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21 static void
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22 xnjsmb_sh_stext_set_style(shape_t *sh, Handle<Object> self,
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23 Handle<Value> blks, const char **err) {
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24 Array *blksobj;
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25 Array *blkobj;
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26 mb_style_blk_t *mb_blks;
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27 int nblks;
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28 Handle<Object> rt;
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29 redraw_man_t *rdman;
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30 int r;
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31 int i;
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32
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33 blksobj = Array::Cast(*blks);
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34 nblks = blksobj->Length();
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35 mb_blks = new mb_style_blk_t[nblks];
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36 for(i = 0; i < nblks; i++) {
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37 blkobj = Array::Cast(*blksobj->Get(i));
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38 mb_blks[i].n_chars = blkobj->Get(0)->ToInt32()->Value();
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39 mb_blks[i].face = (mb_font_face_t *)UNWRAP(blkobj->Get(1)->ToObject());
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40 mb_blks[i].font_sz = blkobj->Get(2)->ToNumber()->Value();
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41 }
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42
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43 r = sh_stext_set_style(sh, mb_blks, nblks);
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44 if(r != 0) {
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45 *err = "Unknown error";
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46 return;
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47 }
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48
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49 /*
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50 * Mark changed.
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51 */
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52 rt = GET(self, "mbrt")->ToObject();
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53 ASSERT(rt != NULL);
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54 rdman = xnjsmb_rt_rdman(rt);
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55
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56 if(sh_get_coord(sh))
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57 rdman_shape_changed(rdman, sh);
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58
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59 delete mb_blks;
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60 }
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61
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62 static Handle<Value>
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63 xnjsmb_shape_stroke_width_get(Handle<Object> self, shape_t *sh,
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64 const char **err) {
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65 float stroke_width;
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66
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67 stroke_width = sh_get_stroke_width(sh);
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68 return Number::New(stroke_width);
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69 }
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70
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71 static void
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72 xnjsmb_shape_stroke_width_set(Handle<Object> self, shape_t *sh,
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73 Handle<Value> value, const char **err) {
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74 float stroke_width;
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75 Handle<Object> rt;
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76 redraw_man_t *rdman;
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77
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78 stroke_width = value->Int32Value();
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79 sh_set_stroke_width(sh, stroke_width);
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80
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81 /*
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82 * Mark changed.
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83 */
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84 rt = GET(self, "mbrt")->ToObject();
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85 ASSERT(rt != NULL);
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86 rdman = xnjsmb_rt_rdman(rt);
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87
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88 if(sh_get_coord(sh))
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89 rdman_shape_changed(rdman, sh);
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90 }
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91
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92 static void
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93 xnjsmb_sh_rect_set(shape_t *sh, Handle<Object> self, float x, float y,
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94 float w, float h, float rx, float ry) {
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95 Handle<Object> rt;
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96 redraw_man_t *rdman;
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97
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98 sh_rect_set(sh, x, y, w, h, rx, ry);
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99
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100 /*
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101 * Mark changed.
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102 */
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103 rt = GET(self, "mbrt")->ToObject();
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104 ASSERT(rt != NULL);
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105 rdman = xnjsmb_rt_rdman(rt);
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106
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107 if(sh_get_coord(sh))
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108 rdman_shape_changed(rdman, sh);
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109 }
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110
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111 /* @} */
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112
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113 #include "shapes-inc.h"
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114
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115 /*! \defgroup xnjsmb_shapes_wraps Exported wrapper makers for shapes
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116 * \ingroup xnjsmb_shapes
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117 *
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118 * These functions are used by methods of mb_rt to wrap shape objects
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119 * as Javascript objects.
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120 *
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121 * @{
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122 */
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123 Handle<Value>
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124 export_xnjsmb_auto_path_new(shape_t *sh) {
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125 return xnjsmb_auto_path_new(sh);
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126 }
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127
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128 Handle<Value>
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129 export_xnjsmb_auto_stext_new(shape_t *sh) {
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130 return xnjsmb_auto_stext_new(sh);
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131 }
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132
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133 Handle<Value>
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134 export_xnjsmb_auto_image_new(shape_t *sh) {
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135 return xnjsmb_auto_image_new(sh);
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136 }
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137
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138 Handle<Value>
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139 export_xnjsmb_auto_rect_new(shape_t *sh) {
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140 return xnjsmb_auto_rect_new(sh);
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141 }
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142
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143 /* @} */
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144
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145 /*! \defgroup xnjsmb_shapes_cons Constructor of shapes
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146 * \ingroup xnjsmb_shapes
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147 *
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148 * @{
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149 */
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150 shape_t *
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151 xnjsmb_path_new(njs_runtime_t *rt, const char *d) {
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152 redraw_man_t *rdman;
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153 shape_t *sh;
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154
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155 rdman = X_njs_MB_rdman(rt);
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156 sh = rdman_shape_path_new(rdman, d);
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157
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158 return sh;
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159 }
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160
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161 shape_t *
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162 xnjsmb_stext_new(njs_runtime_t *rt, const char *txt, float x, float y) {
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163 redraw_man_t *rdman;
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164 shape_t *sh;
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165
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166 rdman = X_njs_MB_rdman(rt);
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167 sh = rdman_shape_stext_new(rdman, txt, x, y);
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168
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169 return sh;
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170 }
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171
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172 shape_t *
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173 xnjsmb_image_new(njs_runtime_t *rt, float x, float y, float w, float h) {
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174 redraw_man_t *rdman;
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175 shape_t *sh;
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176
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177 rdman = X_njs_MB_rdman(rt);
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178 sh = rdman_shape_image_new(rdman, x, y, w, h);
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179
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180 return sh;
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181 }
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182
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183 shape_t *
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184 xnjsmb_rect_new(njs_runtime_t *rt, float x, float y, float w, float h,
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185 float rx, float ry, const char **err) {
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186 redraw_man_t *rdman;
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187 shape_t *sh;
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188
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189 rdman = X_njs_MB_rdman(rt);
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190 sh = rdman_shape_rect_new(rdman, x, y, w, h, rx, ry);
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191 if(sh == NULL) {
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192 *err = "Can not create a sh_rect_t";
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193 return NULL;
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194 }
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195
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196 return sh;
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197 }
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198
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199 /* @} */
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200
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201 /*! \brief Set properties of template of mb_rt.
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202 * \ingroup xnjsmb_shapes
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203 */
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204 void
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205 xnjsmb_shapes_init_mb_rt_temp(Handle<FunctionTemplate> rt_temp) {
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206 HandleScope scope;
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207 Handle<FunctionTemplate> path_new_temp, stext_new_temp;
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208 Handle<FunctionTemplate> image_new_temp;
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209 Handle<ObjectTemplate> rt_proto_temp;
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210 static int temp_init_flag = 0;
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211
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212 if(temp_init_flag == 0) {
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213 xnjsmb_auto_shape_init();
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214 xnjsmb_auto_path_init();
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215 xnjsmb_auto_stext_init();
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216 xnjsmb_auto_image_init();
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217 xnjsmb_auto_rect_init();
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218 temp_init_flag = 1;
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219 }
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220 return;
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221 }