mutter/tests/interactive/test-texture-async.c

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#include <stdlib.h>
#include <gmodule.h>
#include <clutter/clutter.h>
enum
{
LOAD_SYNC,
LOAD_DATA_ASYNC,
LOAD_ASYNC
};
static void
on_load_finished (ClutterTexture *texture,
const GError *error,
gpointer user_data)
{
gint load_type = GPOINTER_TO_INT (user_data);
const gchar *load_str = NULL;
switch (load_type)
{
case LOAD_SYNC:
load_str = "synchronous loading";
break;
case LOAD_DATA_ASYNC:
load_str = "asynchronous data loading";
break;
case LOAD_ASYNC:
load_str = "asynchronous loading";
break;
}
if (error != NULL)
g_print ("%s failed: %s\n", load_str, error->message);
else
g_print ("%s successful\n", load_str);
}
static void
size_change_cb (ClutterTexture *texture,
gint width,
gint height,
gpointer user_data)
{
clutter_actor_set_size (user_data, width, height);
}
static
gboolean task (gpointer user_data)
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{
ClutterTimeline *timeline;
ClutterAlpha *alpha;
ClutterBehaviour *depth_behavior;
ClutterActor *image[4];
ClutterActor *clone[4];
ClutterActor *stage;
gchar *path = user_data;
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gint i;
stage = clutter_stage_get_default ();
image[0] = g_object_new (CLUTTER_TYPE_TEXTURE, NULL);
g_signal_connect (image[0], "load-finished",
G_CALLBACK (on_load_finished),
GINT_TO_POINTER (LOAD_SYNC));
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image[1] = g_object_new (CLUTTER_TYPE_TEXTURE,
"load-data-async", TRUE,
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NULL);
g_signal_connect (image[1], "load-finished",
G_CALLBACK (on_load_finished),
GINT_TO_POINTER (LOAD_DATA_ASYNC));
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image[2] = g_object_new (CLUTTER_TYPE_TEXTURE,
"load-async", TRUE,
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NULL);
g_signal_connect (image[2], "load-finished",
G_CALLBACK (on_load_finished),
GINT_TO_POINTER (LOAD_ASYNC));
for (i = 0; i < 3; i++)
{
GError *error = NULL;
clutter_texture_set_from_file (CLUTTER_TEXTURE (image[i]), path, &error);
if (error != NULL)
g_error ("Unable to load image at '%s': %s",
path != NULL ? path : "<unknown>",
error->message);
}
for (i = 0; i < 3; i++)
clutter_container_add (CLUTTER_CONTAINER (stage), image[i], NULL);
for (i = 0; i < 3; i++)
{
clutter_actor_set_position (image[i], 50+i*100, 0+i*50);
clone[i]=clutter_clone_new (image[i]);
g_signal_connect (image[i], "size-change",
G_CALLBACK (size_change_cb), clone[i]);
clutter_container_add (CLUTTER_CONTAINER (stage), clone[i], NULL);
clutter_actor_set_position (clone[i], 50+i*100, 150+i*50+100);
}
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for (i = 0; i < 3; i++)
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{
timeline = clutter_timeline_new (5000);
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alpha = clutter_alpha_new_full (timeline, CLUTTER_LINEAR);
depth_behavior = clutter_behaviour_depth_new (alpha, -2500, 0);
clutter_behaviour_apply (depth_behavior, image[i]);
clutter_timeline_start (timeline);
}
return FALSE;
}
G_MODULE_EXPORT gint
test_texture_async_main (int argc, char *argv[])
{
ClutterActor *stage;
ClutterColor stage_color = { 0x12, 0x34, 0x56, 0xff };
GError *error;
gchar *path;
clutter_init (&argc, &argv);
g_thread_init (NULL);
stage = clutter_stage_get_default ();
clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
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clutter_actor_show (stage);
g_signal_connect (stage,
"button-press-event", G_CALLBACK (clutter_main_quit),
NULL);
error = NULL;
path = (argc > 1)
? g_strdup (argv[1])
: g_build_filename (TESTS_DATADIR, "redhand.png", NULL);
clutter_threads_add_timeout (500, task, path);
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clutter_main ();
g_free (path);
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/*g_object_unref (depth_behavior);
g_object_unref (timeline);*/
return EXIT_SUCCESS;
}