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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef InterpolatedSVGPathSource_h
#define InterpolatedSVGPathSource_h
#include "core/animation/SVGPathSegInterpolationFunctions.h"
#include "core/svg/SVGPathData.h"
#include "wtf/Vector.h"
namespace blink {
class InterpolatedSVGPathSource {
WTF_MAKE_NONCOPYABLE(InterpolatedSVGPathSource);
STACK_ALLOCATED();
public:
InterpolatedSVGPathSource(const InterpolableList& listValue,
const Vector<SVGPathSegType>& pathSegTypes)
: m_currentIndex(0),
m_interpolablePathSegs(listValue),
m_pathSegTypes(pathSegTypes) {
DCHECK_EQ(m_interpolablePathSegs.length(), m_pathSegTypes.size());
}
bool hasMoreData() const;
PathSegmentData parseSegment();
private:
PathCoordinates m_currentCoordinates;
size_t m_currentIndex;
const InterpolableList& m_interpolablePathSegs;
const Vector<SVGPathSegType>& m_pathSegTypes;
};
bool InterpolatedSVGPathSource::hasMoreData() const {
return m_currentIndex < m_interpolablePathSegs.length();
}
PathSegmentData InterpolatedSVGPathSource::parseSegment() {
PathSegmentData segment =
SVGPathSegInterpolationFunctions::consumeInterpolablePathSeg(
*m_interpolablePathSegs.get(m_currentIndex),
m_pathSegTypes.at(m_currentIndex), m_currentCoordinates);
m_currentIndex++;
return segment;
}
} // namespace blink
#endif // InterpolatedSVGPathSource_h
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