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mutter-performance-source/tests/test-viewport.c

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <clutter/clutter.h>
int
main (int argc, char *argv[])
{
ClutterTimeline *timeline;
ClutterAlpha *alpha;
ClutterBehaviour *r_behave;
ClutterActor *stage;
ClutterActor *hand;
ClutterColor stage_color = { 0xcc, 0xcc, 0xcc, 0xff };
GdkPixbuf *pixbuf;
clutter_init (&argc, &argv);
stage = clutter_stage_get_default ();
pixbuf = gdk_pixbuf_new_from_file ("redhand.png", NULL);
if (!pixbuf)
g_error("pixbuf load failed");
clutter_stage_set_color (CLUTTER_STAGE (stage),
&stage_color);
/* Make a hand */
hand = clutter_texture_new_from_pixbuf (pixbuf);
clutter_actor_set_position (hand, 300, 200);
clutter_actor_set_clip (hand, 20, 21, 132, 170);
clutter_actor_set_anchor_point (hand, 86, 125);
clutter_actor_show (hand);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), hand);
/* Make a timeline */
timeline = clutter_timeline_new (200, 26); /* num frames, fps */
g_object_set (timeline, "loop", TRUE, NULL);
/* Set an alpha func to power behaviour - ramp is constant rise/fall */
alpha = clutter_alpha_new_full (timeline,
CLUTTER_ALPHA_RAMP_INC,
NULL, NULL);
/* Create a behaviour for that alpha */
r_behave = clutter_behaviour_rotate_new (alpha,
CLUTTER_Z_AXIS,
CLUTTER_ROTATE_CW,
0.0, 360.0);
/* Apply it to our actor */
clutter_behaviour_apply (r_behave, hand);
/* start the timeline and thus the animations */
clutter_timeline_start (timeline);
clutter_actor_show_all (stage);
clutter_main();
g_object_unref (r_behave);
return 0;
}