2 #include <clutter/clutter.h>
5 #include <clutter-gtk/clutter-gtk.h>
13 typedef struct SuperOH
15 ClutterActor *hand[NHANDS], *bgtex;
21 gboolean fade = FALSE;
25 input_cb (ClutterStage *stage,
29 if (event->type == CLUTTER_BUTTON_PRESS)
34 clutter_event_get_coords (event, &x, &y);
36 actor = clutter_stage_get_actor_at_pos (stage, x, y);
38 clutter_actor_hide (actor);
40 else if (event->type == CLUTTER_KEY_PRESS)
42 ClutterKeyEvent *kev = (ClutterKeyEvent *) event;
44 g_print ("*** key press event (key:%c) ***\n",
45 clutter_key_event_symbol (kev));
47 if (clutter_key_event_symbol (kev) == CLUTTER_q)
53 /* Timeline handler */
55 frame_cb (ClutterTimeline *timeline,
59 SuperOH *oh = (SuperOH *)data;
63 oh->bgpixb = clutter_stage_snapshot (CLUTTER_STAGE (stage),
67 clutter_texture_set_pixbuf (CLUTTER_TEXTURE (oh->bgtex), oh->bgpixb);
68 g_object_unref (G_OBJECT (oh->bgpixb));
69 g_object_unref (stage);
72 /* Rotate everything clockwise about stage center*/
73 clutter_actor_rotate_z (CLUTTER_ACTOR(oh->group),
77 for (i = 0; i < NHANDS; i++)
79 /* rotate each hand around there centers */
80 clutter_actor_rotate_z (oh->hand[i],
82 clutter_actor_get_width (oh->hand[i])/2,
83 clutter_actor_get_height (oh->hand[i])/2);
85 clutter_actor_set_opacity (oh->hand[i], (255 - (frame_num % 255)));
91 clutter_actor_rotate_x (CLUTTER_ACTOR(oh->group),
98 clickity (GtkButton *button,
105 main (int argc, char *argv[])
107 ClutterTimeline *timeline;
109 ClutterColor stage_color = { 0x61, 0x64, 0x8c, 0xff };
110 GtkWidget *window, *clutter, *socket_box;
111 GtkWidget *label, *button, *vbox;
116 clutter_init (&argc, &argv);
117 gtk_init (&argc, &argv);
119 pixbuf = gdk_pixbuf_new_from_file ("redhand.png", NULL);
122 g_error("pixbuf load failed");
124 window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
125 g_signal_connect (window, "destroy",
126 G_CALLBACK (gtk_main_quit), NULL);
128 vbox = gtk_vbox_new (FALSE, 6);
129 gtk_container_add (GTK_CONTAINER (window), vbox);
131 clutter = gtk_clutter_new ();
133 gtk_container_add (GTK_CONTAINER (vbox), clutter);
135 stage = gtk_clutter_get_stage (GTK_CLUTTER (clutter));
137 label = gtk_label_new ("This is a label");
138 gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
140 button = gtk_button_new_with_label ("This is a button...clicky");
141 g_signal_connect (button, "clicked",
142 G_CALLBACK (clickity), NULL);
143 gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
145 button = gtk_button_new_from_stock (GTK_STOCK_QUIT);
146 g_signal_connect_swapped (button, "clicked",
147 G_CALLBACK (gtk_widget_destroy),
149 gtk_box_pack_end (GTK_BOX (vbox), button, FALSE, FALSE, 0);
151 /* and its background color */
153 clutter_stage_set_color (CLUTTER_STAGE (stage),
156 oh = g_new(SuperOH, 1);
159 oh->bgtex = clutter_texture_new();
160 clutter_actor_set_size (oh->bgtex, WINWIDTH, WINHEIGHT);
161 clutter_actor_set_opacity (oh->bgtex, 0x99);
162 clutter_group_add (CLUTTER_GROUP (stage), oh->bgtex);
165 /* create a new group to hold multiple actors in a group */
166 oh->group = CLUTTER_GROUP (clutter_group_new());
168 for (i = 0; i < NHANDS; i++)
172 /* Create a texture from pixbuf, then clone in to same resources */
174 oh->hand[i] = clutter_texture_new_from_pixbuf (pixbuf);
176 oh->hand[i] = clutter_clone_texture_new (CLUTTER_TEXTURE(oh->hand[0]));
178 ClutterColor colour = { 255, 0, 0, 255 };
180 oh->hand[i] = clutter_rectangle_new_with_color (&colour);
181 clutter_actor_set_size (oh->hand[i], 50, 50);
183 /* Place around a circle */
184 w = clutter_actor_get_width (oh->hand[0]);
185 h = clutter_actor_get_height (oh->hand[0]);
187 x = WINWIDTH/2 + RADIUS * cos (i * M_PI / (NHANDS/2)) - w/2;
188 y = WINHEIGHT/2 + RADIUS * sin (i * M_PI / (NHANDS/2)) - h/2;
190 clutter_actor_set_position (oh->hand[i], x, y);
192 /* Add to our group group */
193 clutter_group_add (oh->group, oh->hand[i]);
196 /* Add the group to the stage */
197 clutter_group_add (CLUTTER_GROUP (stage), CLUTTER_ACTOR(oh->group));
199 /* Show everying ( and map window ) */
200 clutter_actor_show_all (CLUTTER_ACTOR (oh->group));
202 g_signal_connect (stage, "button-press-event",
203 G_CALLBACK (input_cb),
205 g_signal_connect (stage, "key-release-event",
206 G_CALLBACK (input_cb),
209 gtk_widget_show_all (window);
211 /* Create a timeline to manage animation */
212 timeline = clutter_timeline_new (360, 60); /* num frames, fps */
213 g_object_set(timeline, "loop", TRUE, NULL); /* have it loop */
215 /* fire a callback for frame change */
216 g_signal_connect(timeline, "new-frame", G_CALLBACK (frame_cb), oh);
219 clutter_timeline_start (timeline);