92 lines
2.3 KiB
C
92 lines
2.3 KiB
C
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#include <stdlib.h>
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#include <clutter/clutter.h>
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/* callbacks cannot be declared static as they
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* are looked up dynamically by ClutterScript
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*/
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gboolean
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foo_pointer_motion_cb (ClutterActor *actor,
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ClutterEvent *event,
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gpointer user_data)
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{
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gfloat x, y;
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clutter_event_get_coords (event, &x, &y);
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g_print ("Pointer movement at %.0f,%.0f\n", x, y);
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return TRUE;
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}
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void
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foo_button_clicked_cb (ClutterClickAction *action,
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ClutterActor *actor,
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gpointer user_data)
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{
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/* get the UI definition passed to the handler */
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ClutterScript *ui = CLUTTER_SCRIPT (user_data);
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/* get the rectangle defined in the JSON */
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ClutterActor *rectangle;
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clutter_script_get_objects (ui,
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"rectangle", &rectangle,
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NULL);
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/* do nothing if the actor is already animating */
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if (clutter_actor_get_animation (rectangle) != NULL)
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return;
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/* get the current rotation and increment it */
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gfloat z_angle;
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z_angle = clutter_actor_get_rotation (rectangle,
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CLUTTER_Z_AXIS,
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NULL, NULL, NULL);
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z_angle += 90.0;
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/* animate to new rotation angle */
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clutter_actor_animate (rectangle,
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CLUTTER_EASE_OUT_CUBIC,
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1000,
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"rotation-angle-z", z_angle,
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NULL);
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}
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int
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main (int argc, char *argv[])
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{
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clutter_init (&argc, &argv);
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ClutterScript *ui = clutter_script_new ();
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gchar *filename = "script-signals.json";
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GError *error = NULL;
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clutter_script_load_from_file (ui, filename, &error);
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if (error != NULL)
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{
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g_critical ("Error loading ClutterScript file %s\n%s", filename, error->message);
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g_error_free (error);
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exit (EXIT_FAILURE);
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}
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ClutterActor *stage;
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clutter_script_get_objects (ui,
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"stage", &stage,
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NULL);
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/* make the objects in the script available to all signals
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* by passing the script as the second argument
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* to clutter_script_connect_signals()
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*/
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clutter_script_connect_signals (ui, ui);
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clutter_actor_show (stage);
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clutter_main ();
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g_object_unref (ui);
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return EXIT_SUCCESS;
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}
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