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comparison nodejs/shapes.cc @ 574:a2faee809514

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Implement stext type for Javascript
author Thinker K.F. Li <thinker@branda.to>
date Wed, 09 Jun 2010 22:06:50 +0800
parents 49e79253b6d3
children 5a68e2bcea17
comparison
equal deleted inserted replaced
572:dcd7adb2c0fc 574:a2faee809514
190 return path_obj; 190 return path_obj;
191 } 191 }
192 192
193 /* @} */ 193 /* @} */
194 194
195 /*! \defgroup stext_path Template for stext objects.
196 *
197 * @{
198 */
199
200 /*! \brief Constructor for stext objects.
201 *
202 * 4 arguments
203 * \param rt is a runtime object.
204 * \param data is a text to be showed.
205 * \param x is postion in x-axis.
206 * \param y is position in y-axis.
207 */
208 static Handle<Value>
209 xnjsmb_shape_stext(const Arguments &args) {
210 int argc = args.Length();
211 Handle<Object> self = args.This();
212 Handle<Object> rt;
213 float x, y;
214 char *data;
215 redraw_man_t *rdman;
216 shape_t *stext;
217
218 if(argc != 4)
219 THROW("Invalid number of arguments (!= 4)");
220 if(!args[0]->IsObject() || !args[1]->IsString() ||
221 !args[2]->IsNumber() || !args[3]->IsNumber())
222 THROW("Invalid argument type");
223
224 rt = args[0]->ToObject();
225 String::Utf8Value data_utf8(args[1]);
226 data = *data_utf8;
227 x = args[2]->ToNumber()->Value();
228 y = args[3]->ToNumber()->Value();
229
230 rdman = xnjsmb_rt_rdman(rt);
231 ASSERT(rdman != NULL);
232
233 stext = rdman_shape_stext_new(rdman, data, x, y);
234
235 WRAP(self, stext);
236 SET(self, "mbrt", rt);
237
238 return Null();
239 }
240
241 static Persistent<FunctionTemplate> xnjsmb_shape_stext_temp;
242
243 /*! \brief Create a stext and return it.
244 */
245 static Handle<Value>
246 xnjsmb_shape_stext_new(const Arguments &args) {
247 HandleScope scope;
248 int argc = args.Length();
249 Handle<Object> self = args.This();
250 Handle<Value> stext_args[4];
251 Handle<Object> stext_obj;
252 Handle<Function> func;
253
254 if(argc != 3)
255 THROW("Invalid number of arguments (!= 3)");
256
257 stext_args[0] = self;
258 stext_args[1] = args[0];
259 stext_args[2] = args[1];
260 stext_args[3] = args[2];
261
262 func = xnjsmb_shape_stext_temp->GetFunction();
263 stext_obj = func->NewInstance(4, stext_args);
264 ASSERT(stext_obj != NULL);
265
266 return stext_obj;
267 }
268
269 /*! \brief Initialize function template for stext objects.
270 */
271 void
272 xnjsmb_init_stext_temp(void) {
273 Handle<FunctionTemplate> func_temp;
274 Handle<ObjectTemplate> inst_temp;
275
276 func_temp = FunctionTemplate::New(xnjsmb_shape_stext);
277 func_temp->Inherit(xnjsmb_shape_temp);
278 func_temp->SetClassName(String::New("stext"));
279
280 inst_temp = func_temp->InstanceTemplate();
281 inst_temp->SetInternalFieldCount(1);
282
283 xnjsmb_shape_stext_temp = Persistent<FunctionTemplate>::New(func_temp);
284 }
285
286 /* @} */
287
195 /*! \brief Set properties of template of mb_rt. 288 /*! \brief Set properties of template of mb_rt.
196 */ 289 */
197 void 290 void
198 xnjsmb_shapes_init_mb_rt_temp(Handle<FunctionTemplate> rt_temp) { 291 xnjsmb_shapes_init_mb_rt_temp(Handle<FunctionTemplate> rt_temp) {
199 Handle<FunctionTemplate> path_new_temp; 292 HandleScope scope;
293 Handle<FunctionTemplate> path_new_temp, stext_new_temp;
200 Handle<ObjectTemplate> rt_proto_temp; 294 Handle<ObjectTemplate> rt_proto_temp;
201 static int temp_init_flag = 0; 295 static int temp_init_flag = 0;
202 296
203 if(temp_init_flag == 0) { 297 if(temp_init_flag == 0) {
204 xnjsmb_init_shape_temp(); 298 xnjsmb_init_shape_temp();
205 xnjsmb_init_path_temp(); 299 xnjsmb_init_path_temp();
300 xnjsmb_init_stext_temp();
206 temp_init_flag = 1; 301 temp_init_flag = 1;
207 } 302 }
208 303
209 rt_proto_temp = rt_temp->PrototypeTemplate(); 304 rt_proto_temp = rt_temp->PrototypeTemplate();
210 305
211 path_new_temp = FunctionTemplate::New(xnjsmb_shape_path_new); 306 path_new_temp = FunctionTemplate::New(xnjsmb_shape_path_new);
212 SET(rt_proto_temp, "path_new", path_new_temp); 307 SET(rt_proto_temp, "path_new", path_new_temp);
213 } 308
309 stext_new_temp = FunctionTemplate::New(xnjsmb_shape_stext_new);
310 SET(rt_proto_temp, "stext_new", stext_new_temp);
311 }