71 lines
2.8 KiB
C++
71 lines
2.8 KiB
C++
/*
|
|
* Copyright (C) 2019 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 INC. OR
|
|
* 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 "SVGAnimationAdditiveFunction.h"
|
|
|
|
namespace WebCore {
|
|
|
|
template<typename ListType>
|
|
class SVGAnimationAdditiveListFunction : public SVGAnimationAdditiveFunction {
|
|
public:
|
|
template<typename... Arguments>
|
|
SVGAnimationAdditiveListFunction(AnimationMode animationMode, CalcMode calcMode, bool isAccumulated, bool isAdditive, Arguments&&... arguments)
|
|
: SVGAnimationAdditiveFunction(animationMode, calcMode, isAccumulated, isAdditive)
|
|
, m_from(ListType::create(std::forward<Arguments>(arguments)...))
|
|
, m_to(ListType::create(std::forward<Arguments>(arguments)...))
|
|
, m_toAtEndOfDuration(ListType::create(std::forward<Arguments>(arguments)...))
|
|
{
|
|
}
|
|
|
|
protected:
|
|
const Ref<ListType>& toAtEndOfDuration() const { return !m_toAtEndOfDuration->isEmpty() ? m_toAtEndOfDuration : m_to; }
|
|
|
|
bool adjustAnimatedList(AnimationMode animationMode, float percentage, RefPtr<ListType>& animated, bool resizeAnimatedIfNeeded = true)
|
|
{
|
|
if (!m_to->numberOfItems())
|
|
return false;
|
|
|
|
if (m_from->numberOfItems() && m_from->size() != m_to->size()) {
|
|
if (percentage >= 0.5)
|
|
*animated = m_to;
|
|
else if (animationMode != AnimationMode::To)
|
|
*animated = m_from;
|
|
return false;
|
|
}
|
|
|
|
if (resizeAnimatedIfNeeded && animated->size() < m_to->size())
|
|
animated->resize(m_to->size());
|
|
return true;
|
|
}
|
|
|
|
Ref<ListType> m_from;
|
|
Ref<ListType> m_to;
|
|
Ref<ListType> m_toAtEndOfDuration;
|
|
};
|
|
|
|
}
|