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/*
* Copyright (C) 2013 Google 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER 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.
*/
#include "config.h"
#include "core/animation/AnimatableFilterOperations.h"
#include <algorithm>
namespace WebCore {
PassRefPtr<AnimatableValue> AnimatableFilterOperations::interpolateTo(const AnimatableValue* value, double fraction) const
{
const AnimatableFilterOperations* target = toAnimatableFilterOperations(value);
if (!operations().canInterpolateWith(target->operations()))
return defaultInterpolateTo(this, value, fraction);
FilterOperations result;
size_t fromSize = operations().size();
size_t toSize = target->operations().size();
size_t size = std::max(fromSize, toSize);
for (size_t i = 0; i < size; i++) {
FilterOperation* from = (i < fromSize) ? m_operations.operations()[i].get() : 0;
FilterOperation* to = (i < toSize) ? target->m_operations.operations()[i].get() : 0;
RefPtr<FilterOperation> blendedOp = FilterOperation::blend(from, to, fraction);
if (blendedOp)
result.operations().append(blendedOp);
else
ASSERT_NOT_REACHED();
}
return AnimatableFilterOperations::create(result);
}
PassRefPtr<AnimatableValue> AnimatableFilterOperations::addWith(const AnimatableValue* value) const
{
ASSERT_WITH_MESSAGE(false, "Web Animations not yet implemented: AnimatableFilterOperations::addWith()");
return defaultAddWith(this, value);
}
bool AnimatableFilterOperations::equalTo(const AnimatableValue* value) const
{
return operations() == toAnimatableFilterOperations(value)->operations();
}
}
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