91 lines
2.9 KiB
C++
91 lines
2.9 KiB
C++
/*
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* Copyright (C) Research In Motion Limited 2010. All rights reserved.
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* Copyright (C) 2015 Apple Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#pragma once
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#include "FloatPoint.h"
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#include "SVGPathByteStream.h"
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#include "SVGPathConsumer.h"
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#include <wtf/text/WTFString.h>
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namespace WebCore {
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class SVGPathByteStreamBuilder final : public SVGPathConsumer {
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public:
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SVGPathByteStreamBuilder(SVGPathByteStream&);
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private:
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void incrementPathSegmentCount() final { }
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bool continueConsuming() final { return true; }
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// Used in UnalteredParsing/NormalizedParsing modes.
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void moveTo(const FloatPoint&, bool closed, PathCoordinateMode) final;
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void lineTo(const FloatPoint&, PathCoordinateMode) final;
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void curveToCubic(const FloatPoint&, const FloatPoint&, const FloatPoint&, PathCoordinateMode) final;
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void closePath() final;
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// Only used in UnalteredParsing mode.
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void lineToHorizontal(float, PathCoordinateMode) final;
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void lineToVertical(float, PathCoordinateMode) final;
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void curveToCubicSmooth(const FloatPoint&, const FloatPoint&, PathCoordinateMode) final;
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void curveToQuadratic(const FloatPoint&, const FloatPoint&, PathCoordinateMode) final;
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void curveToQuadraticSmooth(const FloatPoint&, PathCoordinateMode) final;
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void arcTo(float, float, float, bool largeArcFlag, bool sweepFlag, const FloatPoint&, PathCoordinateMode) final;
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template<typename ByteType>
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void writeType(const ByteType& type)
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{
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size_t typeSize = sizeof(ByteType);
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for (size_t i = 0; i < typeSize; ++i)
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m_byteStream.append(type.bytes[i]);
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}
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void writeFlag(bool value)
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{
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BoolByte data;
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data.value = value;
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writeType(data);
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}
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void writeFloat(float value)
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{
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FloatByte data;
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data.value = value;
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writeType(data);
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}
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void writeFloatPoint(const FloatPoint& point)
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{
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writeFloat(point.x());
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writeFloat(point.y());
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}
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void writeSegmentType(unsigned short value)
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{
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UnsignedShortByte data;
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data.value = value;
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writeType(data);
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}
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SVGPathByteStream& m_byteStream;
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};
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} // namespace WebCore
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