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https://github.com/brl/mutter.git
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106 lines
3.2 KiB
C
106 lines
3.2 KiB
C
#include <clutter/clutter.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <glib.h>
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#include <gmodule.h>
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#define STAGE_WIDTH 800
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#define STAGE_HEIGHT 600
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ClutterActor *
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make_source (void)
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{
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ClutterActor *source, *actor;
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GError *error = NULL;
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gchar *file;
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ClutterColor yellow = {0xff, 0xff, 0x00, 0xff};
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source = clutter_group_new ();
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file = g_build_filename (TESTS_DATADIR, "redhand.png", NULL);
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actor = clutter_texture_new_from_file (file, &error);
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if (!actor)
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g_error("pixbuf load failed: %s", error ? error->message : "Unknown");
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g_free (file);
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clutter_container_add_actor (CLUTTER_CONTAINER (source), actor);
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actor = clutter_text_new_with_text ("Sans Bold 50px", "Clutter");
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clutter_text_set_color (CLUTTER_TEXT (actor), &yellow);
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clutter_actor_set_y (actor, clutter_actor_get_height(source) + 5);
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clutter_container_add_actor (CLUTTER_CONTAINER (source), actor);
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return source;
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}
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G_MODULE_EXPORT int
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test_fbo_main (int argc, char *argv[])
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{
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ClutterActor *fbo;
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ClutterActor *onscreen_source;
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ClutterActor *stage;
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ClutterAnimation *animation;
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int x_pos = 200;
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int y_pos = 100;
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if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
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return 1;
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if (clutter_feature_available (CLUTTER_FEATURE_OFFSCREEN) == FALSE)
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g_error("This test requires CLUTTER_FEATURE_OFFSCREEN");
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stage = clutter_stage_new ();
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clutter_actor_set_size (stage, STAGE_WIDTH, STAGE_HEIGHT);
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clutter_actor_set_background_color (stage, CLUTTER_COLOR_SkyBlue);
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clutter_stage_set_title (CLUTTER_STAGE (stage), "Texture from Actor");
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g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
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/* Create the first source */
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onscreen_source = make_source();
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clutter_actor_show_all (onscreen_source);
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clutter_container_add_actor (CLUTTER_CONTAINER (stage), onscreen_source);
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y_pos = (STAGE_HEIGHT/2.0) -
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(clutter_actor_get_height (onscreen_source)/2.0);
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clutter_actor_set_position (onscreen_source, x_pos, y_pos);
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x_pos += clutter_actor_get_width (onscreen_source);
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animation = clutter_actor_animate (onscreen_source,
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CLUTTER_LINEAR,
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5000, /* 1 second duration */
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"rotation-angle-y", 360.0f,
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NULL);
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clutter_animation_set_loop (animation, TRUE);
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/* Second hand = actor from onscreen_source */
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if ((fbo = clutter_texture_new_from_actor (onscreen_source)) == NULL)
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g_error("onscreen fbo creation failed");
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clutter_actor_set_position (fbo, x_pos, y_pos);
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x_pos += clutter_actor_get_width (fbo);
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clutter_container_add_actor (CLUTTER_CONTAINER (stage), fbo);
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/* Third hand = actor from Second hand */
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if ((fbo = clutter_texture_new_from_actor (fbo)) == NULL)
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g_error("fbo from fbo creation failed");
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clutter_actor_set_position (fbo, x_pos, y_pos);
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x_pos += clutter_actor_get_width (fbo);
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clutter_container_add_actor (CLUTTER_CONTAINER (stage), fbo);
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clutter_actor_show_all (stage);
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clutter_main ();
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return 0;
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}
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G_MODULE_EXPORT const char *
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test_fbo_describe (void)
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{
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return "Create a texture from an actor.";
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}
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