This is a GtkCssComputedValues subclass. So it's essentially a store for computed CSS values. But it can be animated by advancing it to a certain timestamp.
		
			
				
	
	
		
			65 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright © 2012 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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#ifndef __GTK_CSS_ANIMATED_VALUES_PRIVATE_H__
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#define __GTK_CSS_ANIMATED_VALUES_PRIVATE_H__
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#include "gtk/gtkcsscomputedvaluesprivate.h"
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G_BEGIN_DECLS
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#define GTK_TYPE_CSS_ANIMATED_VALUES           (_gtk_css_animated_values_get_type ())
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#define GTK_CSS_ANIMATED_VALUES(obj)           (G_TYPE_CHECK_INSTANCE_CAST (obj, GTK_TYPE_CSS_ANIMATED_VALUES, GtkCssAnimatedValues))
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#define GTK_CSS_ANIMATED_VALUES_CLASS(cls)     (G_TYPE_CHECK_CLASS_CAST (cls, GTK_TYPE_CSS_ANIMATED_VALUES, GtkCssAnimatedValuesClass))
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#define GTK_IS_CSS_ANIMATED_VALUES(obj)        (G_TYPE_CHECK_INSTANCE_TYPE (obj, GTK_TYPE_CSS_ANIMATED_VALUES))
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#define GTK_IS_CSS_ANIMATED_VALUES_CLASS(obj)  (G_TYPE_CHECK_CLASS_TYPE (obj, GTK_TYPE_CSS_ANIMATED_VALUES))
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#define GTK_CSS_ANIMATED_VALUES_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CSS_ANIMATED_VALUES, GtkCssAnimatedValuesClass))
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typedef struct _GtkCssAnimatedValues           GtkCssAnimatedValues;
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typedef struct _GtkCssAnimatedValuesClass      GtkCssAnimatedValuesClass;
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struct _GtkCssAnimatedValues
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{
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  GtkCssComputedValues parent;
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  gint64 current_time;                  /* the current time in our world */
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  GtkCssComputedValues *computed;       /* the computed values we'd have without animations */
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  GSList *animations;                   /* the running animations */
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};
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struct _GtkCssAnimatedValuesClass
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{
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  GtkCssComputedValuesClass parent_class;
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};
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GType                   _gtk_css_animated_values_get_type             (void) G_GNUC_CONST;
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GtkCssComputedValues *  _gtk_css_animated_values_new                  (GtkCssComputedValues     *computed,
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                                                                       GtkCssComputedValues     *source,
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                                                                       gint64                    timestamp);
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GtkBitmask *            _gtk_css_animated_values_advance              (GtkCssAnimatedValues     *values,
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                                                                       gint64                    timestamp) G_GNUC_WARN_UNUSED_RESULT;
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gboolean                _gtk_css_animated_values_is_finished          (GtkCssAnimatedValues     *values);
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G_END_DECLS
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#endif /* __GTK_CSS_ANIMATED_VALUES_PRIVATE_H__ */
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