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comparison examples/menu/main.c @ 308:9e1d72eca57b

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Seperate mb_animated_menu from the demo program
author wycc
date Sun, 22 Feb 2009 11:52:56 +0800
parents b6891068109f
children 6e164a9dd46c
comparison
equal deleted inserted replaced
307:b6891068109f 308:9e1d72eca57b
59 }MyAppData; 59 }MyAppData;
60 60
61 MBApp *myApp; 61 MBApp *myApp;
62 62
63 63
64 static void set_text(coord_t *g, char *text)
65 {
66 geo_t *geo;
67 shape_t *shape;
68
69 FOR_COORD_MEMBERS(g, geo) {
70 shape = geo_get_shape(geo);
71 if(shape->obj.obj_type == MBO_TEXT) {
72 sh_text_set_text(shape, text);
73 }
74 }
75 }
76
77 static void mb_animated_menu_fillMenuContent(mb_animated_menu_t *m)
78 {
79 int i;
80 coord_t *textgroup;
81 shape_t *text;
82 coord_t *group;
83 coord_t *lightbar;
84 int tmp;
85 mb_timeval_t start, playing, now;
86 mb_progm_t *progm;
87 mb_word_t *word;
88
89
90 // fill new item
91 for(i=0;i<8;i++) {
92 text = (shape_t *) m->objects[m->items[i]];
93 set_text(text, m->titles[m->top+i]);
94 //rdman_shape_changed(MBAPP_RDMAN(m->app),text);
95 }
96
97
98 textgroup = (coord_t *) m->objects[m->items[i]];
99 coord_hide(textgroup);
100 rdman_coord_changed(MBAPP_RDMAN(m->app),textgroup);
101
102 lightbar = (coord_t *) m->lightbar;
103 group = (coord_t *) m->objects[m->cur];
104 coord_x(lightbar) = coord_x(group);
105 coord_y(lightbar) = coord_y(group);
106 rdman_redraw_changed(MBAPP_RDMAN(m->app));
107 }
108
109 static void mb_animated_menu_complete(event_t *ev,void *arg)
110 {
111 mb_animated_menu_t *m = (mb_animated_menu_t *) arg;
112
113 m->ready++;
114 printf("animated done ready=%d\n", m->ready);
115 }
116
117 static void mb_animated_menu_fillMenuContentUp(mb_animated_menu_t *m)
118 {
119 int i;
120 coord_t *textgroup;
121 shape_t *text;
122 coord_t *group;
123 coord_t *lightbar;
124 int tmp;
125 mb_timeval_t start, playing, now;
126 mb_progm_t *progm;
127 mb_word_t *word;
128
129
130 // fill new item
131 text = (shape_t *) m->objects[m->items[8]];
132 set_text(text, m->titles[m->top]);
133
134 progm = mb_progm_new(2, MBAPP_RDMAN(m->app));
135 MB_TIMEVAL_SET(&start, 0, 0);
136 MB_TIMEVAL_SET(&playing, 0, m->speed);
137 word = mb_progm_next_word(progm, &start, &playing);
138 get_now(&now);
139
140 for(i=0;i<7;i++) {
141 //shift to the next item
142 textgroup = (coord_t *) m->objects[m->items[i]];
143 mb_shift_new(0,m->menus_y[i+1]-coord_y(textgroup), textgroup,word);
144 }
145 // fade out the item[7]
146 textgroup = (coord_t *) m->objects[m->items[7]];
147 mb_shift_new(0,100, textgroup,word);
148
149 // fade in the item[8]
150 textgroup = (coord_t *) m->objects[m->items[8]];
151 group = (coord_t *) m->objects[m->items[0]];
152 coord_y(textgroup) = m->menus_y[0]-100;
153 coord_show(textgroup);
154 mb_shift_new(0,100, textgroup,word);
155
156 lightbar = (coord_t *) m->lightbar;
157 mb_shift_new(0,m->menus_y[m->cur]-coord_y(lightbar),lightbar,word);
158
159 MB_TIMEVAL_SET(&start, 0, m->speed);
160 MB_TIMEVAL_SET(&playing, 0, 0);
161 word = mb_progm_next_word(progm, &start, &playing);
162 textgroup = (coord_t *) m->objects[m->items[7]];
163 mb_visibility_new(VIS_HIDDEN, textgroup,word);
164
165 mb_progm_free_completed(progm);
166 m->ready--;
167 subject_add_observer(mb_progm_get_complete(progm), mb_animated_menu_complete,m);
168 mb_progm_start(progm, X_MB_tman(MBAPP_RDMAN(m->app)->rt), &now);
169 rdman_redraw_changed(MBAPP_RDMAN(m->app));
170 tmp = m->items[8];
171 for(i=8;i>0;i--) {
172 m->items[i] = m->items[i-1];
173 }
174 m->items[0] = tmp;
175 }
176
177
178 static void mb_animated_menu_fillMenuContentDown(mb_animated_menu_t *m)
179 {
180 int i;
181 coord_t *textgroup;
182 shape_t *text;
183 coord_t *group;
184 coord_t *lightbar;
185 char name[255];
186 int tmp;
187 mb_timeval_t start, playing, now;
188 mb_progm_t *progm;
189 mb_word_t *word;
190
191
192 // fill new item
193 set_text(m->objects[m->items[8]], m->titles[m->top+7]);
194
195 progm = mb_progm_new(2, MBAPP_RDMAN(m->app));
196 MB_TIMEVAL_SET(&start, 0, 0);
197 MB_TIMEVAL_SET(&playing, 0, m->speed);
198 word = mb_progm_next_word(progm, &start, &playing);
199 get_now(&now);
200
201 for(i=1;i<8;i++) {
202 //shift to the next item
203 mb_shift_new(0,m->menus_y[i-1]-coord_y((coord_t *)m->objects[m->items[i]]), (coord_t *) m->objects[m->items[i]],word);
204 }
205 // fade out the item[0]
206 mb_shift_new(0,-100, (coord_t *)m->objects[m->items[0]],word);
207
208 // fade in the item[8]
209 coord_y((coord_t *)m->objects[m->items[8]]) = m->menus_y[7]+100;
210 coord_show(((coord_t *)(m->objects[m->items[8]])));
211 mb_shift_new(0,-100, (coord_t *)m->objects[m->items[8]],word);
212
213 mb_shift_new(0,m->menus_y[m->cur]-coord_y((coord_t *)m->lightbar),((coord_t *)(m->lightbar)),word);
214
215 MB_TIMEVAL_SET(&start, 0, m->speed);
216 MB_TIMEVAL_SET(&playing, 0, 0);
217 word = mb_progm_next_word(progm, &start, &playing);
218 mb_visibility_new(VIS_VISIBLE, (coord_t *) m->objects[m->items[0]],word);
219
220 mb_progm_free_completed(progm);
221 m->ready--;
222 subject_add_observer(mb_progm_get_complete(progm), mb_animated_menu_complete,m);
223 mb_progm_start(progm, X_MB_tman(MBAPP_RDMAN(m->app)->rt), &now);
224 rdman_redraw_changed(MBAPP_RDMAN(m->app));
225 tmp = m->items[0];
226 for(i=0;i<8;i++) {
227 m->items[i] = m->items[i+1];
228 }
229 m->items[8] = tmp;
230 }
231
232 void mb_animated_menu_moveLightBar(mb_animated_menu_t *m)
233 {
234 mb_timeval_t start, playing, now;
235 mb_progm_t *progm;
236 mb_word_t *word;
237 coord_t *group;
238 coord_t *lightbar;
239
240 progm = mb_progm_new(1, MBAPP_RDMAN(m->app));
241 MB_TIMEVAL_SET(&start, 0, 0);
242 MB_TIMEVAL_SET(&playing, 0, m->speed);
243 word = mb_progm_next_word(progm, &start, &playing);
244 get_now(&now);
245
246 lightbar = (coord_t *) m->lightbar;
247 mb_shift_new(0,m->menus_y[m->cur]-coord_y(lightbar),lightbar,word);
248 mb_progm_free_completed(progm);
249 m->ready--;
250 subject_add_observer(mb_progm_get_complete(progm), mb_animated_menu_complete,m);
251 mb_progm_start(progm, X_MB_tman(MBAPP_RDMAN(m->app)->rt), &now);
252 rdman_redraw_changed(MBAPP_RDMAN(m->app));
253 }
254
255 void mb_animated_menu_up(mb_animated_menu_t *m)
256 {
257 if (m->cur > 5) {
258 m->cur--;
259 mb_animated_menu_moveLightBar(m);
260 } else {
261 if (m->top > 0) {
262 m->top--;
263 mb_animated_menu_fillMenuContentUp(m);
264 } else {
265 if (m->cur == 0)
266 return;
267 m->cur--;
268 mb_animated_menu_moveLightBar(m);
269 }
270 }
271 }
272 void mb_animated_menu_down(mb_animated_menu_t *m)
273 {
274
275 if (m->cur < 5) {
276 if (m->top+m->cur <= m->max) {
277 m->cur++;
278 mb_animated_menu_moveLightBar(m);
279 }
280 } else {
281 if ((m->top+8) < m->max-1) {
282 m->top++;
283 mb_animated_menu_fillMenuContentDown(m);
284 } else {
285 if (m->cur+m->top < m->max-2) {
286 m->cur++;
287 mb_animated_menu_moveLightBar(m);
288 } else
289 return;
290 }
291 }
292 }
293
294 void mb_animated_menu_set_callback(mb_animated_menu_t *m, void (*f)(mb_animated_menu_t *m, int sel))
295 {
296 m->callback = f;
297 }
298 void mb_animated_menu_select(mb_animated_menu_t *m)
299 {
300 if (m->callback)
301 m->callback(m,m->top+m->cur);
302 }
303
304 void mb_animated_menu_keyHandler(event_t *ev, void *arg)
305 {
306 mb_animated_menu_t *m = (mb_animated_menu_t *) arg;
307 X_kb_event_t *xkey = (X_kb_event_t *)ev;
308 if(xkey->event.type != EVT_KB_PRESS) {
309 return;
310 }
311 printf("read=%d\n",m->ready);
312 if (m->ready<=0) return;
313 switch(xkey->sym) {
314 case 0xff51: /* left */
315 break;
316
317 case 0xff52: /* up */
318 mb_animated_menu_up(m);
319 break;
320
321 case 0xff53: /* right */
322 break;
323
324 case 0xff54: /* down */
325 mb_animated_menu_down(m);
326 break;
327
328 case 0xff0d: /* enter */
329 mb_animated_menu_select(m);
330 break;
331 default:
332 return;
333 }
334 }
335
336 /** \brief Create an instace of animated menu.
337 *
338 * The objectnames is used to extract symbols from the SVG file.
339 * ${objectnames}0 - ${objectnames}8 is the text object.
340 * ${objectnames}_lightbar is the lightbar.
341 *
342 */
343 mb_animated_menu_t *mb_animated_menu_new(MBApp *app,mb_sprite_t *sp,char *objnames,char *menus[])
344 {
345 mb_animated_menu_t *m;
346 int i,len;
347 char name[255];
348 mb_obj_t *l;
349
350 for(i=0;menus[i];i++);
351 len = i;
352
353 m = (mb_animated_menu_t *) malloc(sizeof(mb_animated_menu_t)+sizeof(int)*len*2+sizeof(mb_obj_t *)*len);
354 m->app = app;
355 m->sprite = sp;
356 m->top = 0;
357 m->cur = 0;
358 m->ready = 1;
359 m->max = len;
360 m->items = (int *) (m+1);
361 m->menus_y = (int *) (m->items+len);
362 m->objects = (mb_obj_t **) (m->menus_y+len);
363 m->callback = NULL;
364 m->speed = 300000;
365 for(i=0;i<9;i++) {
366 m->items[i] = i;
367 snprintf(name,sizeof(name),"%s%d", objnames, i+1);
368 l = MB_SPRITE_GET_OBJ(sp,name);
369 if (l == NULL) {
370 fprintf(stderr,"Can not find symbol %s\n",name);
371 }
372 m->objects[i] = (mb_obj_t *) l;
373 m->menus_y[i] = coord_y((coord_t*)l);
374 }
375 m->titles = menus;
376 snprintf(name,sizeof(name), "%s_lightbar", objnames);
377 m->lightbar = (mb_obj_t *) MB_SPRITE_GET_OBJ(sp,name);
378 if (m->lightbar==NULL)
379 fprintf(stderr,"Can not find object %s\n",name);
380 mb_animated_menu_fillMenuContent(m);
381 subject_add_observer(MBAPP_keySubject(myApp), mb_animated_menu_keyHandler,m);
382 return m;
383 }
384
385
386 void mb_animated_menu_set_speed(mb_animated_menu_t *m,int speed)
387 {
388 m->speed = speed*1000;
389 }
390
391 int mb_animated_menu_get_speed(mb_animated_menu_t *m)
392 {
393 return m->speed/1000;
394 }
395 64
396 void myselect(mb_animated_menu_t *m, int select) 65 void myselect(mb_animated_menu_t *m, int select)
397 { 66 {
398 printf("menu %d is selected\n", select); 67 printf("menu %d is selected\n", select);
399 } 68 }