4702ba863898295b79a9ccafcf4fdafa8b3225f6
[livewp] / applet / src / livewp-home-widget.c
1 /*vim: set sw=4 ts=4 et: */
2 /*
3  * This file is part of Live Wallpaper (livewp)
4  * 
5  * Copyright (C) 2010 Vlad Vasiliev
6  * Copyright (C) 2010 Tanya Makova
7  *       for the code
8  * 
9  * This software is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public License
11  * as published by the Free Software Foundation; either version 2.1 of
12  * the License, or (at your option) any later version.
13  * 
14  * This software is distributed in the hope that it will be useful, but
15  * WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * Lesser General Public License for more details.
18  * 
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this software; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
22  * 02110-1301 USA
23 */
24 /*******************************************************************************/
25 #include "livewp-common.h" 
26 #include "livewp-home-widget.h"
27 #include <gconf/gconf-client.h>
28 #include "livewp-rules.h"
29 #include "livewp-scene.h"
30 #include <sys/time.h>
31 #include <stdlib.h>
32
33 #define PLUGIN_NAME "livewp-home-widget.desktop-0"
34 #define GCONF_KEY_POSITION "/apps/osso/hildon-desktop/applets/%s/position"
35 #define GCONF_KEY_MODIFIED "/apps/osso/hildon-desktop/applets/%s/modified"
36 #define GCONF_KEY_VIEW     "/apps/osso/hildon-desktop/applets/%s/view"
37
38 HD_DEFINE_PLUGIN_MODULE (AWallpaperPlugin, animation_wallpaper_plugin, HD_TYPE_HOME_PLUGIN_ITEM)
39 #define Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE (obj,\
40                                                           Animation_Wallpaper_TYPE_HOME_PLUGIN,\
41                                                           Animation_WallpaperPrivate))
42
43 static void
44 lw_applet_realize (GtkWidget *widget)
45 {
46       GdkScreen *screen;
47
48       screen = gtk_widget_get_screen (widget);
49       gtk_widget_set_colormap (widget,
50                                 gdk_screen_get_rgba_colormap (screen));
51       gtk_widget_set_app_paintable (widget,
52                                 TRUE);
53       GTK_WIDGET_CLASS (animation_wallpaper_plugin_parent_class)->realize (widget);
54 }
55
56
57 static gboolean
58 lw_applet_expose_event(GtkWidget      *widget,
59                                         GdkEventExpose *event)
60 {
61   cairo_t *cr;
62
63   /* Create cairo context */
64   cr = gdk_cairo_create (GDK_DRAWABLE (widget->window));
65   gdk_cairo_region (cr, event->region);
66   cairo_clip (cr);
67
68   /* Draw alpha background */
69   cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
70   cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 0.0);
71   cairo_paint (cr);
72
73   /* Free context */
74   cairo_destroy (cr);
75
76   return GTK_WIDGET_CLASS (animation_wallpaper_plugin_parent_class)->expose_event (widget,
77                                                                                   event);
78 }
79
80 static gboolean
81 expose_event (GtkWidget *widget,GdkEventExpose *event,
82      gpointer data)
83 {
84     cairo_t *cr;
85     GdkPixbuf *pixbuf = (GdkPixbuf *) data;
86         
87     cr = gdk_cairo_create(widget->window);
88     if (cr){
89         gdk_cairo_region(cr, event->region);
90         cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
91         gdk_cairo_set_source_pixbuf(cr, pixbuf, 0.0, 0.0);
92         cairo_paint(cr);
93         cairo_destroy(cr);
94     }
95     return TRUE;
96 }
97
98 static void
99 realize (GtkWidget *widget)
100 {
101     GdkScreen *screen;
102     screen = gtk_widget_get_screen (widget);
103     gtk_widget_set_colormap (widget, gdk_screen_get_rgba_colormap (screen));
104 }
105
106 /* Set position of widget on desktop */
107 static void
108 init_applet_position(gint *xapplet, gint *yapplet)
109 {
110   GSList *position = NULL;
111   gchar *position_key;
112   gchar *modified_key;
113   gchar *modified;
114   GError *error = NULL;
115   GConfClient   *gconf_client = gconf_client_get_default ();
116   position_key = g_strdup_printf (GCONF_KEY_POSITION, PLUGIN_NAME);
117   position = gconf_client_get_list (gconf_client,
118                                     position_key,
119                                     GCONF_VALUE_INT,
120                                     NULL);
121   if (position && position->data && position->next->data){
122         *xapplet = GPOINTER_TO_INT (position->data);
123         *yapplet = GPOINTER_TO_INT (position->next->data);
124   }else{
125         position = g_slist_prepend (g_slist_prepend (NULL,
126                                       GINT_TO_POINTER (Ystartposition)),
127                                       GINT_TO_POINTER (Xstartposition));
128         gconf_client_set_list (gconf_client,
129                                position_key,
130                                GCONF_VALUE_INT,
131                                position,
132                                &error);
133         *xapplet = Xstartposition;
134         *yapplet = Ystartposition;
135   }
136   g_free (position_key);
137   modified = g_strdup_printf ("%i", 0);
138   modified_key = g_strdup_printf (GCONF_KEY_MODIFIED, PLUGIN_NAME);
139   gconf_client_set_string (gconf_client,
140                            modified_key,
141                            modified,
142                            &error);
143   g_free(modified);
144   g_free(modified_key);
145   gconf_client_clear_cache(gconf_client);
146   g_object_unref(gconf_client);
147 }
148 #if 0
149 void
150 actor_set_position_full(GtkWidget *actor, gint x, gint y, gint z)
151 {
152 /*  fprintf(stderr, "actor_set_position_full z=%d\n", z); */
153     hildon_animation_actor_set_position_full (HILDON_ANIMATION_ACTOR (actor),x-0, y-0, z);
154 }
155 #endif
156
157 void
158 destroy_hildon_actor(Actor *actor)
159 {
160     //fprintf(stderr, "destroy_hildon_actor %s\n",actor->name);
161     gtk_widget_destroy(actor->widget);
162     actor->widget = NULL;
163 }
164
165 void
166 create_hildon_actor_text(Actor *actor, AWallpaperPlugin *desktop_plugin) 
167 {
168   GtkWidget *ha = NULL;
169   GdkPixbuf *pixbuf = NULL;
170   GtkWidget *image = NULL;
171   GtkWidget *label = NULL;
172
173   ha = hildon_animation_actor_new();
174   label = gtk_label_new(NULL);  
175
176   if (label){
177     g_signal_connect(G_OBJECT(label), "expose_event",
178                            G_CALLBACK(expose_event), NULL);
179
180     gtk_container_add (GTK_CONTAINER (ha), label);
181   }  
182   realize(ha);
183   gtk_widget_show(label);
184   gtk_widget_show_all(ha);
185   
186   /* TO DO check it */
187   /*  gdk_flush (); */
188
189   //g_object_set_data(G_OBJECT(ha), "image", image);
190   actor->image = label;
191   hildon_animation_actor_set_parent (HILDON_ANIMATION_ACTOR (ha), GTK_WINDOW(desktop_plugin));
192   actor->widget = ha;
193   set_actor_position(actor, actor->x, actor->y, actor->z, desktop_plugin);
194   set_actor_scale(actor, (double)actor->scale/100, (double)actor->scale/100);
195   set_actor_visible(actor, actor->visible);
196 }
197
198
199
200 void
201 create_hildon_actor(Actor *actor, AWallpaperPlugin *desktop_plugin) 
202 {
203   GtkWidget *ha = NULL;
204   GdkPixbuf *pixbuf = NULL;
205   GtkWidget *image = NULL;
206   gchar     *str = NULL;
207
208   ha = hildon_animation_actor_new();
209   str = g_strdup_printf( "%s/%s/%s", THEME_PATH, 
210                         desktop_plugin->priv->theme, actor->filename);
211   pixbuf = gdk_pixbuf_new_from_file_at_size (str, 
212                                              actor->width, 
213                                              actor->height, 
214                                              NULL);
215   /*fprintf(stderr, "create_hildon_actor %s %s\n", actor->name, str);*/
216   if (str)
217       g_free(str);
218   if (pixbuf){
219       image = gtk_image_new_from_pixbuf (pixbuf);
220       g_object_unref(G_OBJECT(pixbuf));
221   }
222   if (image){
223     g_signal_connect(G_OBJECT(image), "expose_event",
224                            G_CALLBACK(expose_event), pixbuf);
225     gtk_container_add (GTK_CONTAINER (ha), image);
226   }  
227   realize(ha);
228   gtk_widget_show_all(ha);
229   
230   /* TO DO check it */
231   /*  gdk_flush (); */
232
233   //g_object_set_data(G_OBJECT(ha), "image", image);
234   actor->image = image;
235   hildon_animation_actor_set_parent (HILDON_ANIMATION_ACTOR (ha), GTK_WINDOW(desktop_plugin));
236   actor->widget = ha;
237   set_actor_position(actor, actor->x, actor->y, actor->z, desktop_plugin);
238   set_actor_scale(actor, (double)actor->scale/100, (double)actor->scale/100);
239   set_actor_visible(actor, actor->visible);
240 }
241
242
243 void
244 change_hildon_actor(Actor *actor, AWallpaperPlugin *desktop_plugin)
245 {
246     GtkWidget *image = NULL;
247     GdkPixbuf *pixbuf = NULL;
248     gchar     *str = NULL;
249
250     str = g_strdup_printf( "%s/%s/%s", THEME_PATH, 
251                             desktop_plugin->priv->theme, actor->filename);
252  
253     pixbuf = gdk_pixbuf_new_from_file_at_size (str, 
254                                                actor->width, 
255                                                actor->height, 
256                                                NULL);
257     if(str)
258         g_free(str);
259     if (pixbuf){
260         image = gtk_image_new_from_pixbuf (pixbuf);
261         g_object_unref(G_OBJECT(pixbuf));
262     }
263     if (image){ 
264         g_signal_connect(G_OBJECT(image), "expose_event",
265                                        G_CALLBACK(expose_event), pixbuf);
266         //if (g_object_get_data(G_OBJECT(actor->widget), "image")){
267         if (actor->image){
268             gtk_container_remove(GTK_CONTAINER(actor->widget), actor->image);  
269         }
270         //g_object_set_data(G_OBJECT(actor->widget), "image", image);
271         actor->image = image;
272         gtk_container_add (GTK_CONTAINER (actor->widget), image);
273         realize(actor->widget);
274         gtk_widget_show_all(actor->widget);
275         /* TO DO check it */
276        /*  gdk_flush (); */
277
278
279     }
280
281 }
282
283
284 static gboolean
285 short_timeout (AWallpaperPlugin *desktop_plugin)
286 {
287     //gint daytime = get_daytime();
288     GSList * tmp;
289     void (*pfunc)(gpointer, gpointer);
290     time_t now;
291     Actor *actor;
292     gboolean stop_flag = TRUE;
293
294 if (!desktop_plugin->priv->visible || !desktop_plugin->priv->rich_animation){
295         desktop_plugin->priv->short_timer = 0;
296         return FALSE;
297     }
298
299     now = time(NULL);
300     //scene.daytime = daytime;
301     /* fprintf(stderr, "Short timer %d\n", now); */
302     tmp = desktop_plugin->priv->scene->actors;
303     while (tmp != NULL){
304            actor = tmp->data;
305            if (now >= actor->time_start_animation  
306                && actor->time_start_animation > 0
307                /* && now - actor->time_start_animation <= actor->duration_animation*/){
308                 pfunc = actor->func_change;
309                 if (pfunc){ 
310                     (*pfunc)(actor, desktop_plugin);
311                     stop_flag = FALSE;
312                 }
313             }
314             tmp = g_slist_next(tmp);
315     }
316     if (stop_flag){
317          desktop_plugin->priv->short_timer = 0;
318          return FALSE;
319     }else
320          return TRUE; /* keep running this event */
321 }
322
323 void
324 run_long_timeout(AWallpaperPlugin *desktop_plugin)
325 {
326
327     gint daytime = get_daytime();
328     GSList * tmp;
329     void (*pfunc)(gpointer, gpointer);
330     time_t now;
331     Actor *actor;
332
333
334     //fprintf(stderr, "!!!run long timeout short_timer=%d\n", desktop_plugin->priv->short_timer);
335     if (desktop_plugin->priv->scene->daytime != daytime){
336         desktop_plugin->priv->scene->daytime = daytime;
337         tmp = desktop_plugin->priv->scene->actors;
338         while (tmp != NULL){
339             //change_actor(tmp->data);
340             pfunc =((Actor*)tmp->data)->func_change;
341             if (pfunc){
342                 (*pfunc)(tmp->data, desktop_plugin);
343             }
344             tmp = g_slist_next(tmp);
345         }
346     }
347    
348     now = time(NULL);
349     //fprintf(stderr, "Now  %d\n", now);
350     tmp = desktop_plugin->priv->scene->actors;
351     while (tmp != NULL){
352         actor = tmp->data;
353         if (now >= actor->time_start_animation  
354             && actor->time_start_animation > 0
355             && desktop_plugin->priv->short_timer == 0){
356             /* fprintf(stderr, "start short timer act = %s %d\n", actor->name, now); */
357             if (desktop_plugin->priv->rich_animation){
358                 actor->time_start_animation = now;
359                 desktop_plugin->priv->short_timer = g_timeout_add(SHORT_TIMER, (GtkFunction)short_timeout, desktop_plugin);
360             }
361             else {
362                 (*actor->func_change)(actor, desktop_plugin);
363             }
364         }
365         tmp = g_slist_next(tmp);
366     }
367  
368 }
369
370 static gboolean
371 long_timeout (AWallpaperPlugin *desktop_plugin)
372 {
373     /* fprintf(stderr, "long_timeout %i\n", desktop_plugin->priv->long_timer); */
374     if (desktop_plugin->priv->long_timer == 0 )
375         return FALSE;
376     if (!desktop_plugin->priv->visible){
377         if(desktop_plugin->priv->short_timer != 0){
378             g_source_remove(desktop_plugin->priv->short_timer);
379             desktop_plugin->priv->short_timer = 0;
380         }
381         desktop_plugin->priv->long_timer = 0;
382         return FALSE;
383     }
384   
385
386     run_long_timeout(desktop_plugin);
387     return TRUE; /* keep running this event */
388 }
389
390 static void
391 desktop_plugin_visible_notify (GObject    *object,
392                                           GParamSpec *spec,
393                                           AWallpaperPlugin *desktop_plugin)
394 {
395     gboolean visible;
396     g_object_get (object, "is-on-current-desktop", &visible, NULL);
397     /* fprintf (stderr, "is-on-current-desktop changed. visible: %u", visible); */
398     if (visible){
399         desktop_plugin->priv->visible = TRUE;
400         if (desktop_plugin->priv->long_timer == 0 ){
401             desktop_plugin->priv->long_timer = g_timeout_add(LONG_TIMER, (GtkFunction)long_timeout, desktop_plugin);
402             run_long_timeout(desktop_plugin);
403         }
404     }else{
405         desktop_plugin->priv->visible = FALSE;
406         if (desktop_plugin->priv->long_timer != 0 ){
407             g_source_remove(desktop_plugin->priv->long_timer);
408             desktop_plugin->priv->long_timer = 0;
409         }
410     }
411 }
412
413 gboolean
414 rich_animation_press(GtkWidget *widget, GdkEvent *event,
415                                             gpointer user_data){
416     fprintf(stderr,"gggggggggggggggggggg2222\n");
417     return FALSE;
418 }    
419
420 static void
421 animation_wallpaper_plugin_init (AWallpaperPlugin *desktop_plugin)
422 {
423     GtkWidget *rich_animation;
424     gchar           buffer[2048];
425     gchar str[128];
426
427     //fprintf(stderr, "!!!!!!!plugin init \n");
428     Animation_WallpaperPrivate *priv =  Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE (desktop_plugin);
429     desktop_plugin->priv =  Animation_Wallpaper_HOME_PLUGIN_GET_PRIVATE (desktop_plugin);
430     priv->osso = osso_initialize(PACKAGE, VERSION, TRUE, NULL);
431
432     /* Load config */
433     read_config(priv);
434     /* Initialize DBUS */
435     livewp_initialize_dbus(priv);
436
437     priv->desktop_plugin = desktop_plugin;
438     priv->visible = TRUE;
439     priv->short_timer = 0;
440     priv->xapplet = 0;
441     priv->yapplet = 0;
442 //#if 0 
443     priv->hash_scene_func = g_hash_table_new(g_str_hash, g_str_equal);
444     
445     g_hash_table_insert(priv->hash_scene_func, g_strdup("Berlin"), (gpointer)&init_scene_Berlin);
446     g_hash_table_insert(priv->hash_scene_func, g_strdup("Modern"), (gpointer)&init_scene_Modern);
447     g_hash_table_insert(priv->hash_scene_func, g_strdup("Matrix"), (gpointer)&init_scene_Matrix);
448 //#endif
449     priv->theme = g_strdup("Modern");
450     desktop_plugin->priv->main_widget = gtk_fixed_new();
451
452     gtk_widget_set_size_request(desktop_plugin->priv->main_widget, 100, 32);
453     desktop_plugin->priv->right_corner = NULL;
454     snprintf(buffer, sizeof(buffer) - 1, "%s/%s/%s", THEME_PATH, desktop_plugin->priv->theme, "town0_right_corner.png");
455     desktop_plugin->priv->right_corner = gtk_image_new_from_file (buffer);
456     if (desktop_plugin->priv->right_corner){
457         gtk_fixed_put(GTK_FIXED(desktop_plugin->priv->main_widget), desktop_plugin->priv->right_corner, 0, 0);
458         gtk_widget_show (desktop_plugin->priv->right_corner);
459     }
460     /* Create rich animation event */
461     rich_animation = gtk_event_box_new();
462     if(rich_animation){
463         gtk_widget_set_events(rich_animation, GDK_BUTTON_PRESS_MASK);
464         gtk_event_box_set_visible_window(GTK_EVENT_BOX(rich_animation), FALSE);
465         gtk_widget_set_size_request(rich_animation, 100, 32);
466         gtk_widget_show (rich_animation);
467         g_signal_connect(rich_animation, "button-press-event", G_CALLBACK(rich_animation_press), desktop_plugin);
468         gtk_fixed_put(GTK_FIXED(desktop_plugin->priv->main_widget), rich_animation, 0, 0);
469     }
470 /*
471     GtkWidget *label = gtk_label_new ("ddddddddddddd"); 
472     gtk_widget_set_size_request(label, 95, 30);
473     gtk_widget_show (label);
474     gtk_container_add (GTK_CONTAINER (desktop_plugin), label);
475     gtk_fixed_put(GTK_FIXED(widget), label, 0, 0);
476 */
477     hd_home_plugin_item_set_settings (HD_HOME_PLUGIN_ITEM (desktop_plugin), TRUE);
478     g_signal_connect (desktop_plugin, "show-settings",
479                              G_CALLBACK (show_settings), priv);
480     gtk_widget_show (desktop_plugin->priv->main_widget);
481     gtk_container_add (GTK_CONTAINER (desktop_plugin), desktop_plugin->priv->main_widget);
482     init_applet_position(&(priv->xapplet), &(priv->yapplet));
483
484     
485     fprintf(stderr, "!!!theme = %s\n", priv->theme);
486     snprintf(str, sizeof(str) - 1, "%s", "init_scene2");
487     fprintf(stderr, " str = %s\n", str);
488     priv->scene = NULL;
489 #if 0
490     if (!strcmp(priv->theme,"Modern"))
491         init_scene_Modern(desktop_plugin);
492     else if (!strcmp(priv->theme,"Berlin")) 
493         init_scene_Berlin(desktop_plugin);
494     else if (!strcmp(priv->theme, "Matrix"))
495         init_scene_Matrix(desktop_plugin);
496 #endif
497     init_scene_theme(desktop_plugin);
498         
499     priv->long_timer = g_timeout_add(LONG_TIMER, (GtkFunction)long_timeout, desktop_plugin);
500     /* TODO Move scene to priv */
501     //scene.timer_type = LONG_TIMER_TYPE;
502     g_signal_connect (desktop_plugin, "notify::is-on-current-desktop",
503                      G_CALLBACK (desktop_plugin_visible_notify), desktop_plugin);
504
505    
506     //sleep(2);
507 }
508
509 static void
510 lw_applet_finalize (GObject *object)
511 {
512      AWallpaperPlugin *desktop_plugin = Animation_Wallpaper_HOME_PLUGIN (object);
513      Animation_WallpaperPrivate *priv = desktop_plugin->priv;
514
515      livewp_deinitialize_dbus(priv);
516      fprintf(stderr,"finalaze %i\n", priv->long_timer);
517      if (priv->long_timer){
518         g_source_remove(priv->long_timer);
519         priv->long_timer = 0;
520      }
521      if (priv->short_timer){
522         g_source_remove(priv->short_timer);
523         priv->short_timer = 0;
524      }
525
526      destroy_scene(desktop_plugin);
527 }
528
529 static void
530 animation_wallpaper_plugin_class_init (AWallpaperPluginClass *klass) {
531
532     GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
533     GtkObjectClass *gobject_class = GTK_OBJECT_CLASS (klass);
534
535     /* gobject */
536     gobject_class->destroy = (gpointer)lw_applet_finalize;
537     widget_class->realize = lw_applet_realize;
538     widget_class->expose_event = lw_applet_expose_event;
539
540     g_type_class_add_private (klass, sizeof (Animation_WallpaperPrivate));
541
542 }
543
544 static void
545 animation_wallpaper_plugin_class_finalize (AWallpaperPluginClass *class) {
546 }
547
548