/* * 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. */ #ifndef InterpolatedTransformOperation_h #define InterpolatedTransformOperation_h #include "platform/transforms/TransformOperation.h" #include "platform/transforms/TransformOperations.h" namespace WebCore { // This class is an implementation detail for deferred interpolations. class PLATFORM_EXPORT InterpolatedTransformOperation : public TransformOperation { public: static PassRefPtr<InterpolatedTransformOperation> create(const TransformOperations& from, const TransformOperations& to, double progress) { return adoptRef(new InterpolatedTransformOperation(from, to, progress)); } private: virtual bool isIdentity() const OVERRIDE { return false; } virtual OperationType type() const OVERRIDE { return Interpolated; } virtual bool operator==(const TransformOperation&) const OVERRIDE; virtual void apply(TransformationMatrix&, const FloatSize& borderBoxSize) const OVERRIDE; virtual PassRefPtr<TransformOperation> blend(const TransformOperation* from, double progress, bool blendToIdentity = false) OVERRIDE; virtual bool dependsOnBoxSize() const OVERRIDE { return from.dependsOnBoxSize() || to.dependsOnBoxSize(); } InterpolatedTransformOperation(const TransformOperations& from, const TransformOperations& to, double progress) : from(from) , to(to) , progress(progress) { } const TransformOperations from; const TransformOperations to; double progress; }; } // namespace WebCore #endif // InterpolatedTransformOperation_h