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comparison examples/menu/animated_menu.c @ 318:4b58e58c78da

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Add missing file
author wycc
date Thu, 05 Mar 2009 07:53:58 +0800
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children 44cc65e7e234
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312:e4abe8e149de 318:4b58e58c78da
1 #include <stdio.h>
2 #include <mb.h>
3 #include <string.h>
4 #include "menu.h"
5 #include "mbapp.h"
6 #include <animated_menu.h>
7 static void set_text(coord_t *g, char *text)
8 {
9 geo_t *geo;
10 shape_t *shape;
11
12 FOR_COORD_MEMBERS(g, geo) {
13 shape = geo_get_shape(geo);
14 if(shape->obj.obj_type == MBO_TEXT) {
15 sh_text_set_text(shape, text);
16 }
17 }
18 }
19
20 static void mb_animated_menu_fillMenuContent(mb_animated_menu_t *m)
21 {
22 int i;
23 coord_t *textgroup;
24 shape_t *text;
25 coord_t *group;
26 coord_t *lightbar;
27 int tmp;
28 mb_timeval_t start, playing, now;
29 mb_progm_t *progm;
30 mb_word_t *word;
31
32 printf("max item is %d\n", m->max);
33 // fill new item
34 for(i=0;i<8;i++) {
35 group = (coord_t *) m->objects[m->items[i]];
36 if (i < m->max)
37 set_text(group, m->titles[m->top+i]);
38 else
39 set_text(group, "");
40 rdman_coord_changed(MBAPP_RDMAN(m->app),group);
41 }
42
43
44 textgroup = (coord_t *) m->objects[m->items[i]];
45 coord_hide(textgroup);
46 rdman_coord_changed(MBAPP_RDMAN(m->app),textgroup);
47
48 lightbar = (coord_t *) m->lightbar;
49 group = (coord_t *) m->objects[m->cur];
50 coord_x(lightbar) = coord_x(group);
51 coord_y(lightbar) = coord_y(group);
52 rdman_coord_changed(MBAPP_RDMAN(m->app),lightbar);
53 rdman_redraw_changed(MBAPP_RDMAN(m->app));
54 }
55
56 static void mb_animated_menu_complete(event_t *ev,void *arg)
57 {
58 mb_animated_menu_t *m = (mb_animated_menu_t *) arg;
59
60 m->ready++;
61 printf("animated done ready=%d\n", m->ready);
62 }
63
64 static void mb_animated_menu_fillMenuContentUp(mb_animated_menu_t *m)
65 {
66 int i;
67 coord_t *textgroup;
68 shape_t *text;
69 coord_t *group;
70 coord_t *lightbar;
71 int tmp;
72 mb_timeval_t start, playing, now;
73 mb_progm_t *progm;
74 mb_word_t *word;
75
76
77 // fill new item
78 group = (coord_t *) m->objects[m->items[8]];
79 set_text(group, m->titles[m->top]);
80
81 progm = mb_progm_new(2, MBAPP_RDMAN(m->app));
82 MB_TIMEVAL_SET(&start, 0, 0);
83 MB_TIMEVAL_SET(&playing, 0, m->speed);
84 word = mb_progm_next_word(progm, &start, &playing);
85 get_now(&now);
86
87 for(i=0;i<7;i++) {
88 //shift to the next item
89 textgroup = (coord_t *) m->objects[m->items[i]];
90 mb_shift_new(0,m->menus_y[i+1]-coord_y(textgroup), textgroup,word);
91 }
92 // fade out the item[7]
93 textgroup = (coord_t *) m->objects[m->items[7]];
94 mb_shift_new(0,100, textgroup,word);
95
96 // fade in the item[8]
97 textgroup = (coord_t *) m->objects[m->items[8]];
98 group = (coord_t *) m->objects[m->items[0]];
99 coord_y(textgroup) = m->menus_y[0]-100;
100 coord_show(textgroup);
101 mb_shift_new(0,100, textgroup,word);
102
103 lightbar = (coord_t *) m->lightbar;
104 mb_shift_new(0,m->menus_y[m->cur]-coord_y(lightbar),lightbar,word);
105
106 MB_TIMEVAL_SET(&start, 0, m->speed);
107 MB_TIMEVAL_SET(&playing, 0, 0);
108 word = mb_progm_next_word(progm, &start, &playing);
109 textgroup = (coord_t *) m->objects[m->items[7]];
110 mb_visibility_new(VIS_HIDDEN, textgroup,word);
111
112 mb_progm_free_completed(progm);
113 m->ready--;
114 subject_add_observer(mb_progm_get_complete(progm), mb_animated_menu_complete,m);
115 mb_progm_start(progm, X_MB_tman(MBAPP_RDMAN(m->app)->rt), &now);
116 rdman_redraw_changed(MBAPP_RDMAN(m->app));
117 tmp = m->items[8];
118 for(i=8;i>0;i--) {
119 m->items[i] = m->items[i-1];
120 }
121 m->items[0] = tmp;
122 }
123
124
125 static void mb_animated_menu_fillMenuContentDown(mb_animated_menu_t *m)
126 {
127 int i;
128 coord_t *textgroup;
129 shape_t *text;
130 coord_t *group;
131 coord_t *lightbar;
132 char name[255];
133 int tmp;
134 mb_timeval_t start, playing, now;
135 mb_progm_t *progm;
136 mb_word_t *word;
137
138
139 // fill new item
140 set_text((coord_t *)m->objects[m->items[8]], m->titles[m->top+7]);
141
142 progm = mb_progm_new(2, MBAPP_RDMAN(m->app));
143 MB_TIMEVAL_SET(&start, 0, 0);
144 MB_TIMEVAL_SET(&playing, 0, m->speed);
145 word = mb_progm_next_word(progm, &start, &playing);
146 get_now(&now);
147
148 for(i=1;i<8;i++) {
149 //shift to the next item
150 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);
151 }
152 // fade out the item[0]
153 mb_shift_new(0,-100, (coord_t *)m->objects[m->items[0]],word);
154
155 // fade in the item[8]
156 coord_y((coord_t *)m->objects[m->items[8]]) = m->menus_y[7]+100;
157 coord_show(((coord_t *)(m->objects[m->items[8]])));
158 mb_shift_new(0,-100, (coord_t *)m->objects[m->items[8]],word);
159
160 mb_shift_new(0,m->menus_y[m->cur]-coord_y((coord_t *)m->lightbar),((coord_t *)(m->lightbar)),word);
161
162 MB_TIMEVAL_SET(&start, 0, m->speed);
163 MB_TIMEVAL_SET(&playing, 0, 0);
164 word = mb_progm_next_word(progm, &start, &playing);
165 mb_visibility_new(VIS_VISIBLE, (coord_t *) m->objects[m->items[0]],word);
166
167 mb_progm_free_completed(progm);
168 m->ready--;
169 subject_add_observer(mb_progm_get_complete(progm), mb_animated_menu_complete,m);
170 mb_progm_start(progm, X_MB_tman(MBAPP_RDMAN(m->app)->rt), &now);
171 rdman_redraw_changed(MBAPP_RDMAN(m->app));
172 tmp = m->items[0];
173 for(i=0;i<8;i++) {
174 m->items[i] = m->items[i+1];
175 }
176 m->items[8] = tmp;
177 }
178
179 void mb_animated_menu_moveLightBar(mb_animated_menu_t *m)
180 {
181 mb_timeval_t start, playing, now;
182 mb_progm_t *progm;
183 mb_word_t *word;
184 coord_t *group;
185 coord_t *lightbar;
186
187 progm = mb_progm_new(1, MBAPP_RDMAN(m->app));
188 MB_TIMEVAL_SET(&start, 0, 0);
189 MB_TIMEVAL_SET(&playing, 0, m->speed);
190 word = mb_progm_next_word(progm, &start, &playing);
191 get_now(&now);
192
193 lightbar = (coord_t *) m->lightbar;
194 mb_shift_new(0,m->menus_y[m->cur]-coord_y(lightbar),lightbar,word);
195 mb_progm_free_completed(progm);
196 m->ready--;
197 subject_add_observer(mb_progm_get_complete(progm), mb_animated_menu_complete,m);
198 mb_progm_start(progm, X_MB_tman(MBAPP_RDMAN(m->app)->rt), &now);
199 rdman_redraw_changed(MBAPP_RDMAN(m->app));
200 }
201
202 static void mb_animated_menu_up(mb_animated_menu_t *m)
203 {
204 if (m->cur > 5) {
205 m->cur--;
206 mb_animated_menu_moveLightBar(m);
207 } else {
208 if (m->top > 0) {
209 m->top--;
210 mb_animated_menu_fillMenuContentUp(m);
211 } else {
212 if (m->cur == 0)
213 return;
214 m->cur--;
215 mb_animated_menu_moveLightBar(m);
216 }
217 }
218 }
219 static void mb_animated_menu_down(mb_animated_menu_t *m)
220 {
221
222 if (m->cur < 5) {
223 if (m->top+m->cur <= m->max) {
224 m->cur++;
225 mb_animated_menu_moveLightBar(m);
226 }
227 } else {
228 if ((m->top+8) < m->max-1) {
229 m->top++;
230 mb_animated_menu_fillMenuContentDown(m);
231 } else {
232 if (m->cur+m->top < m->max-1) {
233 m->cur++;
234 mb_animated_menu_moveLightBar(m);
235 } else
236 return;
237 }
238 }
239 }
240
241 void mb_animated_menu_set_callback(mb_animated_menu_t *m, void (*f)(mb_animated_menu_t *m, int sel))
242 {
243 m->callback = f;
244 }
245 static void mb_animated_menu_select(mb_animated_menu_t *m)
246 {
247 if (m->callback)
248 m->callback(m,m->top+m->cur);
249 }
250
251 static void mb_animated_menu_keyHandler(event_t *ev, void *arg)
252 {
253 mb_animated_menu_t *m = (mb_animated_menu_t *) arg;
254 X_kb_event_t *xkey = (X_kb_event_t *)ev;
255 if(xkey->event.type != EVT_KB_PRESS) {
256 return;
257 }
258 printf("read=%d\n",m->ready);
259 if (m->ready<=0) return;
260 switch(xkey->sym) {
261 case 0xff51: /* left */
262 break;
263
264 case 0xff52: /* up */
265 mb_animated_menu_up(m);
266 break;
267
268 case 0xff53: /* right */
269 break;
270
271 case 0xff54: /* down */
272 mb_animated_menu_down(m);
273 break;
274
275 case 0xff0d: /* enter */
276 mb_animated_menu_select(m);
277 break;
278 default:
279 return;
280 }
281 }
282
283 /** \brief Create an instace of animated menu.
284 *
285 * The objectnames is used to extract symbols from the SVG file.
286 * ${objectnames}0 - ${objectnames}8 is the text object.
287 * ${objectnames}_lightbar is the lightbar.
288 *
289 */
290 mb_animated_menu_t *mb_animated_menu_new(MBApp *app,mb_sprite_t *sp,char *objnames,char *menus[])
291 {
292 mb_animated_menu_t *m;
293 int i,len;
294 char name[255];
295 mb_obj_t *l;
296 int ii;
297
298 if (menus == NULL)
299 i=0;
300 else
301 for(i=0;menus[i];i++);
302 ii=9;
303
304 m = (mb_animated_menu_t *) malloc(sizeof(mb_animated_menu_t));
305 m->items = (int *) malloc(sizeof(int)*ii*2+sizeof(mb_obj_t *)*ii);
306 m->app = app;
307 m->sprite = sp;
308 m->top = 0;
309 m->cur = 0;
310 m->ready = 1;
311 m->max = i;
312 m->menus_y = (int *) (m->items+ii);
313 m->objects = (mb_obj_t **) (m->menus_y+ii);
314 m->callback = NULL;
315 m->speed = 300000;
316 for(i=0;i<9;i++) {
317 m->items[i] = i;
318 snprintf(name,sizeof(name),"%s%d", objnames, i+1);
319 l = MB_SPRITE_GET_OBJ(sp,name);
320 if (l == NULL) {
321 fprintf(stderr,"Can not find symbol %s\n",name);
322 }
323 m->objects[i] = (mb_obj_t *) l;
324 m->menus_y[i] = coord_y((coord_t*)l);
325 }
326 m->titles = menus;
327 snprintf(name,sizeof(name), "%s_lightbar", objnames);
328 m->lightbar = (mb_obj_t *) MB_SPRITE_GET_OBJ(sp,name);
329 if (m->lightbar==NULL)
330 fprintf(stderr,"Can not find object %s\n",name);
331 mb_animated_menu_fillMenuContent(m);
332 subject_add_observer(MBAPP_keySubject(app), mb_animated_menu_keyHandler,m);
333 return m;
334 }
335
336 void mb_animated_menu_set_titles(mb_animated_menu_t *m, char *menus[])
337 {
338 int i;
339 for(i=0;menus[i];i++);
340
341 m->max = i;
342 m->top = 0;
343 m->cur = 0;
344 m->titles = menus;
345 mb_animated_menu_fillMenuContent(m);
346 }
347
348
349 void mb_animated_menu_set_speed(mb_animated_menu_t *m,int speed)
350 {
351 m->speed = speed*1000;
352 }
353
354 int mb_animated_menu_get_speed(mb_animated_menu_t *m)
355 {
356 return m->speed/1000;
357 }