forked from AuroraMiddleware/gtk
a721d8b78f
This adds a new GtkStyleAnimation called GtkCssDynamic (for lack of a better name) that is spawned whenever at least one dynamic value is part of the GtkCssStyle.
94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
/*
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* Copyright © 2018 Red Hat Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Authors: Benjamin Otte <otte@gnome.org>
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*/
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#include "config.h"
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#include "gtkcssdynamicprivate.h"
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#include "gtkprogresstrackerprivate.h"
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G_DEFINE_TYPE (GtkCssDynamic, gtk_css_dynamic, GTK_TYPE_STYLE_ANIMATION)
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static GtkStyleAnimation *
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gtk_css_dynamic_advance (GtkStyleAnimation *style_animation,
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gint64 timestamp)
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{
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return gtk_css_dynamic_new (timestamp);
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}
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static void
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gtk_css_dynamic_apply_values (GtkStyleAnimation *style_animation,
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GtkCssAnimatedStyle *style)
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{
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GtkCssDynamic *dynamic = GTK_CSS_DYNAMIC (style_animation);
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guint i;
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for (i = 0; i < GTK_CSS_PROPERTY_N_PROPERTIES; i++)
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{
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GtkCssValue *value, *dynamic_value;
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value = gtk_css_style_get_value (GTK_CSS_STYLE (style), i);
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dynamic_value = gtk_css_value_get_dynamic_value (value, dynamic->timestamp);
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if (value != dynamic_value)
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gtk_css_animated_style_set_animated_value (style, i, dynamic_value);
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gtk_css_value_unref (dynamic_value);
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}
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}
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static gboolean
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gtk_css_dynamic_is_finished (GtkStyleAnimation *style_animation)
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{
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return FALSE;
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}
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static gboolean
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gtk_css_dynamic_is_static (GtkStyleAnimation *style_animation)
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{
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return FALSE;
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}
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static void
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gtk_css_dynamic_class_init (GtkCssDynamicClass *klass)
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{
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GtkStyleAnimationClass *animation_class = GTK_STYLE_ANIMATION_CLASS (klass);
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animation_class->advance = gtk_css_dynamic_advance;
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animation_class->apply_values = gtk_css_dynamic_apply_values;
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animation_class->is_finished = gtk_css_dynamic_is_finished;
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animation_class->is_static = gtk_css_dynamic_is_static;
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}
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static void
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gtk_css_dynamic_init (GtkCssDynamic *dynamic)
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{
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}
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GtkStyleAnimation *
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gtk_css_dynamic_new (gint64 timestamp)
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{
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GtkCssDynamic *dynamic;
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dynamic = g_object_new (GTK_TYPE_CSS_DYNAMIC, NULL);
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dynamic->timestamp = timestamp;
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return GTK_STYLE_ANIMATION (dynamic);
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}
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