mirror of
https://github.com/brl/mutter.git
synced 2024-11-10 16:16:20 -05:00
aece642adb
Make sure users get the idea that clutter_init()
has a return value that needs to be checked.
These were fixed via sed magic:
sed -i -s -e "s/clutter_init (.*)/\
if (& != CLUTTER_INIT_SUCCESS)\n return 1/"\
doc/*/*/*.{c,xml} doc/*/*.xml
http://bugzilla.clutter-project.org/show_bug.cgi?id=2574
60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
#include <clutter/clutter.h>
|
|
|
|
int
|
|
main (int argc,
|
|
char *argv[])
|
|
{
|
|
ClutterActor *stage;
|
|
ClutterActor *texture;
|
|
ClutterConstraint *constraint_x;
|
|
ClutterConstraint *constraint_y;
|
|
ClutterColor *pink;
|
|
ClutterEffect *effect;
|
|
gchar *filename;
|
|
|
|
if (argc < 2)
|
|
{
|
|
g_print ("Usage: %s <path to image file>\n", argv[0]);
|
|
return 1;
|
|
}
|
|
|
|
filename = argv[1];
|
|
|
|
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
|
|
return 1;
|
|
|
|
stage = clutter_stage_new ();
|
|
clutter_actor_set_size (stage, 400, 400);
|
|
g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
|
|
|
|
texture = clutter_texture_new ();
|
|
clutter_texture_set_keep_aspect_ratio (CLUTTER_TEXTURE (texture), TRUE);
|
|
clutter_actor_set_width (texture, 300);
|
|
|
|
/* NB ignoring missing file errors here for brevity */
|
|
clutter_texture_set_from_file (CLUTTER_TEXTURE (texture),
|
|
filename,
|
|
NULL);
|
|
|
|
/* align the texture on the x and y axes */
|
|
constraint_x = clutter_align_constraint_new (stage, CLUTTER_ALIGN_X_AXIS, 0.5);
|
|
constraint_y = clutter_align_constraint_new (stage, CLUTTER_ALIGN_Y_AXIS, 0.5);
|
|
clutter_actor_add_constraint (texture, constraint_x);
|
|
clutter_actor_add_constraint (texture, constraint_y);
|
|
|
|
/* create a colorize effect with pink tint */
|
|
pink = clutter_color_new (230, 187, 210, 255);
|
|
effect = clutter_colorize_effect_new (pink);
|
|
|
|
/* apply the effect to the texture */
|
|
clutter_actor_add_effect (texture, effect);
|
|
|
|
clutter_container_add_actor (CLUTTER_CONTAINER (stage), texture);
|
|
|
|
clutter_actor_show (stage);
|
|
|
|
clutter_main ();
|
|
|
|
return 0;
|
|
}
|