2 * Copyright (C) Research In Motion Limited 2010. All rights reserved.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
20 #ifndef SVGPathByteStreamSource_h
21 #define SVGPathByteStreamSource_h
23 #include "core/svg/SVGPathByteStream.h"
24 #include "core/svg/SVGPathSource.h"
25 #include "platform/geometry/FloatPoint.h"
26 #include "wtf/PassOwnPtr.h"
30 class SVGPathByteStreamSource final : public SVGPathSource {
32 explicit SVGPathByteStreamSource(const SVGPathByteStream*);
35 virtual bool hasMoreData() const override;
36 virtual bool moveToNextToken() override { return true; }
37 virtual bool parseSVGSegmentType(SVGPathSegType&) override;
38 virtual SVGPathSegType nextCommand(SVGPathSegType) override;
40 virtual bool parseMoveToSegment(FloatPoint&) override;
41 virtual bool parseLineToSegment(FloatPoint&) override;
42 virtual bool parseLineToHorizontalSegment(float&) override;
43 virtual bool parseLineToVerticalSegment(float&) override;
44 virtual bool parseCurveToCubicSegment(FloatPoint&, FloatPoint&, FloatPoint&) override;
45 virtual bool parseCurveToCubicSmoothSegment(FloatPoint&, FloatPoint&) override;
46 virtual bool parseCurveToQuadraticSegment(FloatPoint&, FloatPoint&) override;
47 virtual bool parseCurveToQuadraticSmoothSegment(FloatPoint&) override;
48 virtual bool parseArcToSegment(float&, float&, float&, bool&, bool&, FloatPoint&) override;
51 #pragma warning(disable: 4701)
53 template<typename DataType>
56 ByteType<DataType> data;
57 size_t typeSize = sizeof(ByteType<DataType>);
58 ASSERT(m_streamCurrent + typeSize <= m_streamEnd);
59 memcpy(data.bytes, m_streamCurrent, typeSize);
60 m_streamCurrent += typeSize;
64 bool readFlag() { return readType<bool>(); }
65 float readFloat() { return readType<float>(); }
66 unsigned short readSVGSegmentType() { return readType<unsigned short>(); }
67 FloatPoint readFloatPoint()
69 float x = readType<float>();
70 float y = readType<float>();
71 return FloatPoint(x, y);
74 SVGPathByteStream::DataIterator m_streamCurrent;
75 SVGPathByteStream::DataIterator m_streamEnd;
80 #endif // SVGPathByteStreamSource_h