mirror of
https://github.com/brl/mutter.git
synced 2024-12-25 04:22:05 +00:00
26aa4b5290
A lot of the example code in the cookbook and the API reference still uses the default stage — sometimes as if it were a non-default one, which once again demonstrates how the default stage was a flawed concept that just confused people.
100 lines
3.4 KiB
C
100 lines
3.4 KiB
C
#include <stdlib.h>
|
|
#include <clutter/clutter.h>
|
|
|
|
static const ClutterColor stage_color = { 0x33, 0x33, 0x55, 0xff };
|
|
static const ClutterColor red_color = { 0xff, 0x00, 0x00, 0xff };
|
|
static const ClutterColor green_color = { 0x00, 0xff, 0x00, 0xff };
|
|
|
|
static gboolean
|
|
button_pressed_cb (ClutterActor *actor,
|
|
ClutterEvent *event,
|
|
gpointer user_data)
|
|
{
|
|
ClutterState *transitions = CLUTTER_STATE (user_data);
|
|
|
|
/* set the state to the one with a name matching the actor's name */
|
|
clutter_state_set_state (transitions, clutter_actor_get_name (actor));
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
int
|
|
main (int argc,
|
|
char *argv[])
|
|
{
|
|
ClutterActor *stage;
|
|
ClutterActor *red;
|
|
ClutterActor *green;
|
|
ClutterState *transitions;
|
|
|
|
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
|
|
return 1;
|
|
|
|
stage = clutter_stage_new ();
|
|
clutter_actor_set_size (stage, 650, 500);
|
|
clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
|
|
g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
|
|
|
|
/* actor names choose the next ClutterState to transition to */
|
|
red = clutter_rectangle_new_with_color (&red_color);
|
|
clutter_actor_set_reactive (red, TRUE);
|
|
clutter_actor_set_name (red, "red");
|
|
clutter_actor_set_size (red, 100, 100);
|
|
clutter_actor_set_position (red, 50, 50);
|
|
|
|
green = clutter_rectangle_new_with_color (&green_color);
|
|
clutter_actor_set_reactive (green, TRUE);
|
|
clutter_actor_set_name (green, "green");
|
|
clutter_actor_set_size (green, 100, 100);
|
|
clutter_actor_set_position (green, 50, 350);
|
|
|
|
transitions = clutter_state_new ();
|
|
clutter_state_set_duration (transitions, NULL, NULL, 250);
|
|
|
|
/* state names match actor names */
|
|
clutter_state_set (transitions, NULL, "red",
|
|
red, "x", CLUTTER_EASE_OUT_CUBIC, 200.0,
|
|
red, "y", CLUTTER_EASE_OUT_CUBIC, 50.0,
|
|
red, "scale-x", CLUTTER_EASE_OUT_CUBIC, 4.0,
|
|
red, "scale-y", CLUTTER_EASE_OUT_CUBIC, 4.0,
|
|
green, "x", CLUTTER_EASE_OUT_CUBIC, 50.0,
|
|
green, "y", CLUTTER_EASE_OUT_CUBIC, 350.0,
|
|
green, "scale-x", CLUTTER_EASE_OUT_CUBIC, 1.0,
|
|
green, "scale-y", CLUTTER_EASE_OUT_CUBIC, 1.0,
|
|
NULL);
|
|
|
|
clutter_state_set (transitions, NULL, "green",
|
|
green, "x", CLUTTER_EASE_OUT_CUBIC, 200.0,
|
|
green, "y", CLUTTER_EASE_OUT_CUBIC, 50.0,
|
|
green, "scale-x", CLUTTER_EASE_OUT_CUBIC, 4.0,
|
|
green, "scale-y", CLUTTER_EASE_OUT_CUBIC, 4.0,
|
|
red, "x", CLUTTER_EASE_OUT_CUBIC, 50.0,
|
|
red, "y", CLUTTER_EASE_OUT_CUBIC, 50.0,
|
|
red, "scale-x", CLUTTER_EASE_OUT_CUBIC, 1.0,
|
|
red, "scale-y", CLUTTER_EASE_OUT_CUBIC, 1.0,
|
|
NULL);
|
|
|
|
g_signal_connect (red,
|
|
"button-press-event",
|
|
G_CALLBACK (button_pressed_cb),
|
|
transitions);
|
|
|
|
g_signal_connect (green,
|
|
"button-press-event",
|
|
G_CALLBACK (button_pressed_cb),
|
|
transitions);
|
|
|
|
clutter_container_add (CLUTTER_CONTAINER (stage),
|
|
red,
|
|
green,
|
|
NULL);
|
|
|
|
clutter_actor_show (stage);
|
|
|
|
clutter_main ();
|
|
|
|
g_object_unref (transitions);
|
|
|
|
return EXIT_SUCCESS;
|
|
}
|