2 #include <clutter/clutter.h>
4 #include <clutter-gtk/gtk-clutter-embed.h>
14 ClutterActor *clutter_entry;
19 on_gtk_entry_changed (GtkEditable *editable, EventApp *app)
21 const gchar *text = gtk_entry_get_text (GTK_ENTRY (editable));
23 clutter_entry_set_text (CLUTTER_ENTRY (app->clutter_entry), text);
27 on_x_changed (GtkSpinButton *button, EventApp *app)
29 clutter_actor_set_rotation (app->hand, CLUTTER_X_AXIS,
30 gtk_spin_button_get_value (button),
32 clutter_actor_get_height (app->hand) / 2,
37 on_y_changed (GtkSpinButton *button, EventApp *app)
39 clutter_actor_set_rotation (app->hand, CLUTTER_Y_AXIS,
40 gtk_spin_button_get_value (button),
41 clutter_actor_get_width (app->hand) / 2,
47 on_z_changed (GtkSpinButton *button, EventApp *app)
49 clutter_actor_set_rotation (app->hand, CLUTTER_Z_AXIS,
50 gtk_spin_button_get_value (button),
51 clutter_actor_get_width (app->hand) / 2,
52 clutter_actor_get_height (app->hand) / 2,
57 on_opacity_changed (GtkSpinButton *button, EventApp *app)
59 clutter_actor_set_opacity (app->hand, gtk_spin_button_get_value (button));
62 /* Set the clutter colors form the current gtk theme */
64 create_colors (EventApp *app, ClutterColor *stage, ClutterColor *text)
66 GtkStyle *style = gtk_widget_get_style (app->window);
69 /* Set the stage color to base[NORMAL] */
70 color = style->bg[GTK_STATE_NORMAL];
71 stage->red = (guint8) ((color.red/65535.0) * 255);
72 stage->green = (guint8) ((color.green/65535.0) * 255);
73 stage->blue = (guint8) ((color.blue/65535.0) * 255);
75 /* Now the text color */
76 color = style->text[GTK_STATE_NORMAL];
77 text->red =(guint8) ((color.red/65535.0) * 255);
78 text->green = (guint8) ((color.green/65535.0) * 255);
79 text->blue = (guint8) ((color.blue/65535.0) * 255);
83 on_stage_capture (ClutterActor *actor,
87 if (event->type == CLUTTER_BUTTON_RELEASE)
91 clutter_event_get_coords (event, &x, &y);
93 g_print ("Event captured at (%d, %d)\n", x, y);
100 on_hand_button_press (ClutterActor *actor,
101 ClutterButtonEvent *event,
104 g_print ("Button press on hand ('%s')\n",
105 g_type_name (G_OBJECT_TYPE (actor)));
111 main (gint argc, gchar **argv)
113 EventApp *app = g_new0 (EventApp, 1);
114 GtkWidget *widget, *vbox, *hbox, *button, *label, *box;
116 GdkPixbuf *pixbuf = NULL;
118 ClutterColor stage_color = {255, 255, 255, 255};
119 ClutterColor text_color = {0, 0, 0, 255};
121 if (gtk_clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
122 g_error ("Unable to initialize GtkClutter");
124 /* Create the inital gtk window and widgets, just like normal */
125 widget = gtk_window_new (GTK_WINDOW_TOPLEVEL);
126 app->window = widget;
127 gtk_window_set_title (GTK_WINDOW (widget), "Gtk-Clutter Interaction demo");
128 gtk_window_set_default_size (GTK_WINDOW (widget), 800, 600);
129 gtk_window_set_resizable (GTK_WINDOW (widget), FALSE);
130 gtk_container_set_border_width (GTK_CONTAINER (widget), 12);
131 g_signal_connect (widget, "destroy", G_CALLBACK (gtk_main_quit), NULL);
133 /* Create our layout box */
134 vbox = gtk_vbox_new (FALSE, 12);
135 gtk_container_add (GTK_CONTAINER (app->window), vbox);
137 widget = gtk_entry_new ();
138 app->gtk_entry = widget;
139 gtk_entry_set_text (GTK_ENTRY (widget), "Enter some text");
140 gtk_box_pack_start (GTK_BOX (vbox), widget, FALSE, FALSE, 0);
141 g_signal_connect (widget, "changed", G_CALLBACK (on_gtk_entry_changed), app);
143 hbox = gtk_hbox_new (FALSE, 12);
144 gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);
146 /* Set up clutter & create our stage */
147 create_colors (app, &stage_color, &text_color);
148 widget = gtk_clutter_embed_new ();
149 gtk_box_pack_start (GTK_BOX (hbox), widget, TRUE, TRUE, 0);
150 app->stage = gtk_clutter_embed_get_stage (GTK_CLUTTER_EMBED (widget));
151 clutter_stage_set_color (CLUTTER_STAGE (app->stage), &stage_color);
152 gtk_widget_set_size_request (widget, 640, 480);
153 g_signal_connect (app->stage, "captured-event",
154 G_CALLBACK (on_stage_capture),
157 /* Create the main texture that the spin buttons manipulate */
158 pixbuf = gdk_pixbuf_new_from_file ("redhand.png", NULL);
160 g_error ("Unable to load pixbuf\n");
162 actor = clutter_texture_new_from_pixbuf (pixbuf);
164 clutter_group_add (CLUTTER_GROUP (app->stage), actor);
165 clutter_actor_get_size (actor, &width, &height);
166 clutter_actor_set_position (actor,
167 (CLUTTER_STAGE_WIDTH ()/2) - (width/2),
168 (CLUTTER_STAGE_HEIGHT ()/2) - (height/2));
169 clutter_actor_set_reactive (actor, TRUE);
170 g_signal_connect (actor, "button-press-event",
171 G_CALLBACK (on_hand_button_press),
174 /* Setup the clutter entry */
175 actor = clutter_entry_new_full ("Sans 10", "", &text_color);
176 app->clutter_entry = actor;
177 clutter_group_add (CLUTTER_GROUP (app->stage), actor);
178 clutter_actor_set_position (actor, 0, 0);
179 clutter_actor_set_size (actor, 500, 20);
181 /* Create our adjustment widgets */
182 vbox = gtk_vbox_new (FALSE, 6);
183 gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, FALSE, 0);
185 box = gtk_hbox_new (TRUE, 6);
186 gtk_box_pack_start (GTK_BOX (vbox), box, FALSE, TRUE, 0);
187 label = gtk_label_new ("Rotate x-axis");
188 gtk_box_pack_start (GTK_BOX (box), label, TRUE, TRUE, 0);
189 button = gtk_spin_button_new_with_range (0, 360, 1);
190 gtk_box_pack_start (GTK_BOX (box), button, TRUE, TRUE, 0);
191 g_signal_connect (button, "value-changed", G_CALLBACK (on_x_changed), app);
193 box = gtk_hbox_new (TRUE, 6);
194 gtk_box_pack_start (GTK_BOX (vbox), box, FALSE, TRUE, 0);
195 label = gtk_label_new ("Rotate y-axis");
196 gtk_box_pack_start (GTK_BOX (box), label, TRUE, TRUE, 0);
197 button = gtk_spin_button_new_with_range (0, 360, 1);
198 gtk_box_pack_start (GTK_BOX (box), button, TRUE, TRUE, 0);
199 g_signal_connect (button, "value-changed", G_CALLBACK (on_y_changed), app);
201 box = gtk_hbox_new (TRUE, 6);
202 gtk_box_pack_start (GTK_BOX (vbox), box, FALSE, TRUE, 0);
203 label = gtk_label_new ("Rotate z-axis");
204 gtk_box_pack_start (GTK_BOX (box), label, TRUE, TRUE, 0);
205 button = gtk_spin_button_new_with_range (0, 360, 1);
206 gtk_box_pack_start (GTK_BOX (box), button, TRUE, TRUE, 0);
207 g_signal_connect (button, "value-changed", G_CALLBACK (on_z_changed), app);
209 box = gtk_hbox_new (TRUE, 6);
210 gtk_box_pack_start (GTK_BOX (vbox), box, FALSE, TRUE, 0);
211 label = gtk_label_new ("Adjust opacity");
212 gtk_box_pack_start (GTK_BOX (box), label, TRUE, TRUE, 0);
213 button = gtk_spin_button_new_with_range (0, 255, 1);
214 gtk_spin_button_set_value (GTK_SPIN_BUTTON (button), 255);
215 gtk_box_pack_start (GTK_BOX (box), button, TRUE, TRUE, 0);
216 g_signal_connect (button, "value-changed", G_CALLBACK (on_opacity_changed), app);
218 gtk_widget_show_all (app->window);
220 /* Only show/show_all the stage after parent show. widget_show will call
223 clutter_actor_show_all (app->stage);