gtk2/gtk/gtkstyleanimation.c
Benjamin Otte 4168e0385e cssstyle: Split into GtkCssStyle and GtkCssAnimatedStyle
GtkCssStyle is the base class to be used for all types of styles that do
exist.

GtkCssAnimatedStyle is the only implementation so far, that is exactly a
copy/paste of the old GtkCssStyle code.
2015-01-07 14:26:46 +01:00

111 lines
3.3 KiB
C

/*
* Copyright © 2012 Red Hat Inc.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* Authors: Benjamin Otte <otte@gnome.org>
*/
#include "config.h"
#include "gtkstyleanimationprivate.h"
G_DEFINE_ABSTRACT_TYPE (GtkStyleAnimation, _gtk_style_animation, G_TYPE_OBJECT)
static void
gtk_style_animation_real_set_values (GtkStyleAnimation *animation,
gint64 for_time_us,
GtkCssAnimatedStyle *style)
{
}
static gboolean
gtk_style_animation_real_is_finished (GtkStyleAnimation *animation,
gint64 at_time_us)
{
return TRUE;
}
static gboolean
gtk_style_animation_real_is_static (GtkStyleAnimation *animation,
gint64 at_time_us)
{
return FALSE;
}
static void
_gtk_style_animation_class_init (GtkStyleAnimationClass *klass)
{
klass->set_values = gtk_style_animation_real_set_values;
klass->is_finished = gtk_style_animation_real_is_finished;
klass->is_static = gtk_style_animation_real_is_static;
}
static void
_gtk_style_animation_init (GtkStyleAnimation *animation)
{
}
void
_gtk_style_animation_set_values (GtkStyleAnimation *animation,
gint64 for_time_us,
GtkCssAnimatedStyle *style)
{
GtkStyleAnimationClass *klass;
g_return_if_fail (GTK_IS_STYLE_ANIMATION (animation));
g_return_if_fail (GTK_IS_CSS_ANIMATED_STYLE (style));
klass = GTK_STYLE_ANIMATION_GET_CLASS (animation);
klass->set_values (animation, for_time_us, style);
}
gboolean
_gtk_style_animation_is_finished (GtkStyleAnimation *animation,
gint64 at_time_us)
{
GtkStyleAnimationClass *klass;
g_return_val_if_fail (GTK_IS_STYLE_ANIMATION (animation), TRUE);
klass = GTK_STYLE_ANIMATION_GET_CLASS (animation);
return klass->is_finished (animation, at_time_us);
}
/**
* _gtk_style_animation_is_static:
* @animation: The animation to query
* @at_time_us: The timestamp to query for
*
* Checks if @animation will not change its values anymore after
* @at_time_us. This happens for example when the animation has reached its
* final value or when it has been paused.
*
* Returns: %TRUE if @animation will not change anymore after @at_time_us
**/
gboolean
_gtk_style_animation_is_static (GtkStyleAnimation *animation,
gint64 at_time_us)
{
GtkStyleAnimationClass *klass;
g_return_val_if_fail (GTK_IS_STYLE_ANIMATION (animation), TRUE);
klass = GTK_STYLE_ANIMATION_GET_CLASS (animation);
return klass->is_static (animation, at_time_us);
}