mutter/tests/interactive/test-rotate.c
Emmanuele Bassi 73a773d37a effect: Add DesaturateEffect
A simple shader-based effect that desaturates an actor and its contents
based on a controllable factor.
2010-06-03 14:10:55 +01:00

81 lines
2.2 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <gmodule.h>
#include <clutter/clutter.h>
G_MODULE_EXPORT int
test_rotate_main (int argc, char *argv[])
{
ClutterTimeline *timeline;
ClutterAlpha *alpha;
ClutterBehaviour *r_behave;
ClutterActor *stage;
ClutterActor *hand, *label;
ClutterColor stage_color = { 0xcc, 0xcc, 0xcc, 0xff };
gchar *file;
clutter_init (&argc, &argv);
stage = clutter_stage_get_default ();
clutter_stage_set_color (CLUTTER_STAGE (stage),
&stage_color);
/* Make a hand */
file = g_build_filename (TESTS_DATADIR, "redhand.png", NULL);
hand = clutter_texture_new_from_file (file, NULL);
if (!hand)
g_error("Unable to load '%s'", file);
g_free (file);
clutter_actor_set_position (hand, 240, 140);
clutter_actor_show (hand);
clutter_actor_add_effect (hand, clutter_desaturate_effect_new (0.75));
label = clutter_text_new_with_text ("Mono 16",
"The Wonder\n"
"of the\n"
"Spinning Hand");
clutter_text_set_line_alignment (CLUTTER_TEXT (label), PANGO_ALIGN_CENTER);
clutter_actor_set_position (label, 150, 150);
clutter_actor_set_size (label, 500, 100);
clutter_container_add (CLUTTER_CONTAINER (stage), hand, label, NULL);
/* Make a timeline */
timeline = clutter_timeline_new (7692); /* num frames, fps */
clutter_timeline_set_loop (timeline, TRUE);
/* Set an alpha func to power behaviour */
alpha = clutter_alpha_new_full (timeline, CLUTTER_LINEAR);
/* Create a behaviour for that alpha */
r_behave = clutter_behaviour_rotate_new (alpha,
CLUTTER_Z_AXIS,
CLUTTER_ROTATE_CW,
0.0, 360.0);
clutter_behaviour_rotate_set_center (CLUTTER_BEHAVIOUR_ROTATE (r_behave),
86, 125, 0);
/* Apply it to our actor */
clutter_behaviour_apply (r_behave, hand);
clutter_behaviour_apply (r_behave, label);
/* 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;
}