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/*
* 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 GtkStyleAnimation *
gtk_style_animation_real_advance (GtkStyleAnimation *animation,
gint64 timestamp)
{
return NULL;
}
static void
gtk_style_animation_real_apply_values (GtkStyleAnimation *animation,
GtkCssAnimatedStyle *style)
{
}
static gboolean
gtk_style_animation_real_is_finished (GtkStyleAnimation *animation)
{
return TRUE;
}
static gboolean
gtk_style_animation_real_is_static (GtkStyleAnimation *animation)
{
return FALSE;
}
static void
_gtk_style_animation_class_init (GtkStyleAnimationClass *klass)
{
klass->advance = gtk_style_animation_real_advance;
klass->apply_values = gtk_style_animation_real_apply_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)
{
}
GtkStyleAnimation *
_gtk_style_animation_advance (GtkStyleAnimation *animation,
gint64 timestamp)
{
GtkStyleAnimationClass *klass;
g_return_val_if_fail (GTK_IS_STYLE_ANIMATION (animation), NULL);
klass = GTK_STYLE_ANIMATION_GET_CLASS (animation);
return klass->advance (animation, timestamp);
}
void
_gtk_style_animation_apply_values (GtkStyleAnimation *animation,
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->apply_values (animation, style);
}
gboolean
_gtk_style_animation_is_finished (GtkStyleAnimation *animation)
{
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);
}
/**
* _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)
{
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);
}
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