64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
#include <stdlib.h>
|
|
#include <clutter/clutter.h>
|
|
|
|
#define PATH_DESCRIPTION \
|
|
"M 0, 0 " \
|
|
"L 0, 300 " \
|
|
"L 300, 300 " \
|
|
"L 300, 0 " \
|
|
"L 0, 0"
|
|
|
|
static gboolean toggled = FALSE;
|
|
|
|
static gboolean
|
|
on_button_press (ClutterActor *actor,
|
|
const ClutterEvent *event,
|
|
gpointer dummy G_GNUC_UNUSED)
|
|
{
|
|
if (!toggled)
|
|
clutter_actor_animate (actor, CLUTTER_EASE_OUT_CUBIC, 500,
|
|
"@constraints.path.offset", 1.0,
|
|
NULL);
|
|
else
|
|
clutter_actor_animate (actor, CLUTTER_EASE_OUT_CUBIC, 500,
|
|
"@constraints.path.offset", 0.0,
|
|
NULL);
|
|
|
|
toggled = !toggled;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
int
|
|
test_path_constraint_main (int argc,
|
|
char *argv[])
|
|
{
|
|
ClutterActor *stage, *rect;
|
|
ClutterPath *path;
|
|
ClutterColor rect_color = { 0xcc, 0x00, 0x00, 0xff };
|
|
|
|
clutter_init (&argc, &argv);
|
|
|
|
stage = clutter_stage_new ();
|
|
clutter_stage_set_title (CLUTTER_STAGE (stage), "Path Constraint");
|
|
g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
|
|
|
|
path = clutter_path_new ();
|
|
clutter_path_set_description (path, PATH_DESCRIPTION);
|
|
|
|
rect = clutter_rectangle_new ();
|
|
clutter_rectangle_set_color (CLUTTER_RECTANGLE (rect), &rect_color);
|
|
clutter_actor_set_size (rect, 128, 128);
|
|
clutter_actor_set_reactive (rect, TRUE);
|
|
clutter_actor_add_constraint_with_name (rect, "path", clutter_path_constraint_new (path, 0.0));
|
|
clutter_container_add_actor (CLUTTER_CONTAINER (stage), rect);
|
|
|
|
g_signal_connect (rect, "button-press-event", G_CALLBACK (on_button_press), NULL);
|
|
|
|
clutter_actor_show (stage);
|
|
|
|
clutter_main ();
|
|
|
|
return EXIT_SUCCESS;
|
|
}
|