static void
mex_shell_paint (ClutterActor *actor)
{
GList *c;
MexShellPrivate *priv = MEX_SHELL (actor)->priv;
CLUTTER_ACTOR_CLASS (mex_shell_parent_class)->paint (actor);
for (c = priv->children; c; c = c->next)
{
gboolean do_paint;
MexShellChildData *data = c->data;
if (data->child == priv->presented)
do_paint = TRUE;
else if (data->start_animator)
do_paint = TRUE;
else if (clutter_timeline_is_playing (
clutter_animator_get_timeline (data->animator)))
do_paint = TRUE;
else
do_paint = FALSE;
if (do_paint)
clutter_actor_paint (((MexShellChildData *)c->data)->child);
if (data->start_animator)
{
clutter_animator_start (data->animator);
data->start_animator = FALSE;
}
}
}
static gboolean
move_actors (ClutterActor *actor,
ClutterEvent *event,
gpointer user_data)
{
State *state = user_data;
ClutterActor *child;
/* do nothing if the animator is already running */
if (clutter_timeline_is_playing (clutter_animator_get_timeline (state->animator)))
return TRUE;
/* remove all keys from the animator */
clutter_animator_remove_key (state->animator, NULL, NULL, -1);
/* add keys for all actors in the group */
for (child = clutter_actor_get_first_child (state->group);
child != NULL;
child = clutter_actor_get_next_sibling (child))
{
add_keys_for_actor (child, state->animator);
}
/* start the animation */
clutter_animator_start (state->animator);
return TRUE;
}
gboolean
foo_button_pressed_cb (ClutterActor *actor,
ClutterEvent *event,
gpointer user_data)
{
ClutterScript *ui = CLUTTER_SCRIPT (user_data);
ClutterStage *stage = CLUTTER_STAGE (clutter_script_get_object (ui, "stage"));
ClutterScript *script;
ClutterActor *rig;
ClutterAnimator *animator;
/* load the rig and its animator from a JSON file */
script = clutter_script_new ();
/* use a function defined statically in this source file to load the JSON */
load_script_from_file (script, ANIMATION_FILE);
clutter_script_get_objects (script,
"rig", &rig,
"animator", &animator,
NULL);
/* remove the button press handler from the rectangle */
g_signal_handlers_disconnect_matched (actor,
G_SIGNAL_MATCH_FUNC,
0,
0,
NULL,
foo_button_pressed_cb,
NULL);
/* add a callback to clean up the script when the rig is destroyed */
g_object_set_data_full (G_OBJECT (rig), "script", script, g_object_unref);
/* add the rig to the stage */
clutter_container_add_actor (CLUTTER_CONTAINER (stage), rig);
/* place the rig at the same coordinates on the stage as the rectangle */
clutter_actor_set_position (rig,
clutter_actor_get_x (actor),
clutter_actor_get_y (actor));
/* put the rectangle into the top-left corner of the rig */
clutter_actor_reparent (actor, rig);
clutter_actor_set_position (actor, 0, 0);
/* animate the rig */
clutter_animator_start (animator);
return TRUE;
}
/*
* start the animation when a key is pressed;
* see the signals recipe in the Script chapter for more details
*/
gboolean
foo_key_pressed_cb (ClutterActor *actor,
ClutterEvent *event,
gpointer user_data)
{
ClutterScript *script = CLUTTER_SCRIPT (user_data);
ClutterAnimator *animator;
clutter_script_get_objects (script,
"animator", &animator,
NULL);
if (clutter_timeline_is_playing (clutter_animator_get_timeline (animator)))
return FALSE;
clutter_animator_start (animator);
return TRUE;
}
G_MODULE_EXPORT gint
test_animator_main (gint argc,
gchar **argv)
{
ClutterActor *stage;
ClutterActor *rects[COUNT];
gint i;
clutter_init (&argc, &argv);
stage = clutter_stage_get_default ();
for (i=0; i<COUNT; i++)
{
rects[i]=new_rect (255 *(i * 1.0/COUNT), 50, 160, 255);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), rects[i]);
clutter_actor_set_anchor_point (rects[i], 64, 64);
clutter_actor_set_position (rects[i], 320.0, 240.0);
clutter_actor_set_opacity (rects[i], 0x70);
}
g_timeout_add (10000, nuke_one, rects[2]);
animator = clutter_animator_new ();
/* Note: when both animations are active for the same actor at the same
* time there is a race, such races should be handled by avoiding
* controlling the same properties from multiple animations. This is
* an intentional design flaw of this test for testing the corner case.
*/
clutter_animator_set (animator,
rects[0], "x", 1, 0.0, 180.0,
rects[0], "x", CLUTTER_LINEAR, 0.25, 450.0,
rects[0], "x", CLUTTER_LINEAR, 0.5, 450.0,
rects[0], "x", CLUTTER_LINEAR, 0.75, 180.0,
rects[0], "x", CLUTTER_LINEAR, 1.0, 180.0,
rects[0], "y", -1, 0.0, 100.0,
rects[0], "y", CLUTTER_LINEAR, 0.25, 100.0,
rects[0], "y", CLUTTER_LINEAR, 0.5, 380.0,
rects[0], "y", CLUTTER_LINEAR, 0.75, 380.0,
rects[0], "y", CLUTTER_LINEAR, 1.0, 100.0,
rects[3], "x", 0, 0.0, 180.0,
rects[3], "x", CLUTTER_LINEAR, 0.25, 180.0,
rects[3], "x", CLUTTER_LINEAR, 0.5, 450.0,
rects[3], "x", CLUTTER_LINEAR, 0.75, 450.0,
rects[3], "x", CLUTTER_LINEAR, 1.0, 180.0,
rects[3], "y", 0, 0.0, 100.0,
rects[3], "y", CLUTTER_LINEAR, 0.25, 380.0,
rects[3], "y", CLUTTER_LINEAR, 0.5, 380.0,
rects[3], "y", CLUTTER_LINEAR, 0.75, 100.0,
rects[3], "y", CLUTTER_LINEAR, 1.0, 100.0,
rects[2], "rotation-angle-y", 0, 0.0, 0.0,
rects[2], "rotation-angle-y", CLUTTER_LINEAR, 1.0, 360.0,
rects[1], "scale-x", 0, 0.0, 1.0,
rects[1], "scale-x", CLUTTER_LINEAR, 1.0, 2.0,
rects[1], "scale-y", 0, 0.0, 1.0,
rects[1], "scale-y", CLUTTER_LINEAR, 1.0, 2.0,
NULL);
clutter_actor_set_scale (rects[0], 1.4, 1.4);
clutter_animator_property_set_ease_in (animator, G_OBJECT (rects[0]), "x",
TRUE);
clutter_animator_property_set_ease_in (animator, G_OBJECT (rects[0]), "y",
TRUE);
clutter_animator_property_set_interpolation (animator, G_OBJECT (rects[0]),
"x", CLUTTER_INTERPOLATION_CUBIC);
clutter_animator_property_set_interpolation (animator, G_OBJECT (rects[0]),
"y", CLUTTER_INTERPOLATION_CUBIC);
clutter_stage_hide_cursor(CLUTTER_STAGE (stage));
clutter_actor_show (stage);
clutter_animator_set_duration (animator, 5000);
g_signal_connect (clutter_animator_start (animator),
"completed", G_CALLBACK (reverse_timeline), NULL);
clutter_main ();
g_object_unref (animator);
return EXIT_SUCCESS;
}
