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author | Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk> | 2011-08-08 17:03:40 +0800 |
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committer | Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk> | 2011-08-12 20:54:57 +0800 |
commit | 973617fcf740560ccd6c61bf3d63657d0875191c (patch) | |
tree | 9213eea4bb2d9688a5c3863754544fa09def44dd /src/empathy-rounded-actor.c | |
parent | bb86b135b0a6df4657105d8e78d64b363d4ac292 (diff) | |
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Add a GtkClutterActor subclass that clips the corners
https://bugzilla.gnome.org/show_bug.cgi?id=656150
Diffstat (limited to 'src/empathy-rounded-actor.c')
-rw-r--r-- | src/empathy-rounded-actor.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/empathy-rounded-actor.c b/src/empathy-rounded-actor.c new file mode 100644 index 000000000..463a73c61 --- /dev/null +++ b/src/empathy-rounded-actor.c @@ -0,0 +1,68 @@ +/* + * empathy-rounded-actor.c - Source for EmpathyRoundedActor + * Copyright (C) 2011 Collabora Ltd. + * @author Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + + +#include <clutter/clutter.h> +#include <clutter-gtk/clutter-gtk.h> + +#include "empathy-rounded-actor.h" + +G_DEFINE_TYPE(EmpathyRoundedActor, empathy_rounded_actor, GTK_CLUTTER_TYPE_ACTOR) + +static void +empathy_rounded_actor_paint (ClutterActor *actor) +{ + ClutterActorBox allocation = { 0, }; + gfloat width, height; + + clutter_actor_get_allocation_box (actor, &allocation); + clutter_actor_box_get_size (&allocation, &width, &height); + + cogl_path_new (); + + /* create and store a path describing a rounded rectangle */ + cogl_path_round_rectangle (0, 0, width, height, height / 2, 0.1); + + cogl_clip_push_from_path (); + + CLUTTER_ACTOR_CLASS (empathy_rounded_actor_parent_class)->paint (actor); + + cogl_clip_pop (); +} + +static void +empathy_rounded_actor_init (EmpathyRoundedActor *self) +{ +} + +static void +empathy_rounded_actor_class_init (EmpathyRoundedActorClass *klass) +{ + ClutterActorClass *actor_class = CLUTTER_ACTOR_CLASS (klass); + + actor_class->paint = empathy_rounded_actor_paint; +} + +ClutterActor * +empathy_rounded_actor_new (void) +{ + return CLUTTER_ACTOR ( + g_object_new (EMPATHY_TYPE_ROUNDED_ACTOR, NULL)); +} |