blob: 32003a065615f0ed1cffb6517553f30ecafc7974 [file] [log] [blame]
/*
* Copyright (C) 2007 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "CSSPropertyNames.h"
#include <wtf/HashSet.h>
namespace WebCore {
class CSSPropertyBlendingClient;
class RenderStyle;
class CSSPropertyAnimation {
public:
static bool isPropertyAnimatable(CSSPropertyID);
static bool animationOfPropertyIsAccelerated(CSSPropertyID);
static bool propertiesEqual(CSSPropertyID, const RenderStyle* a, const RenderStyle* b);
static bool canPropertyBeInterpolated(CSSPropertyID, const RenderStyle* a, const RenderStyle* b);
static CSSPropertyID getPropertyAtIndex(int, Optional<bool>& isShorthand);
static int getNumProperties();
static HashSet<CSSPropertyID> animatableShorthandsAffectingProperty(CSSPropertyID);
// Return true if we need to start software animation timers
static bool blendProperties(const CSSPropertyBlendingClient*, CSSPropertyID, RenderStyle* dst, const RenderStyle* a, const RenderStyle* b, double progress);
};
} // namespace WebCore