1/*
2 * Copyright (C) Research In Motion Limited 2010. All rights reserved.
3 *
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.
8 *
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.
13 *
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.
18 */
19
20#ifndef SVGPathSegListSource_h
21#define SVGPathSegListSource_h
22
23#include "core/svg/SVGPathSeg.h"
24#include "core/svg/SVGPathSegList.h"
25#include "core/svg/SVGPathSource.h"
26#include "platform/geometry/FloatPoint.h"
27#include "wtf/PassOwnPtr.h"
28#include "wtf/RefPtr.h"
29
30namespace WebCore {
31
32class SVGPathSegListSource : public SVGPathSource {
33public:
34    static PassOwnPtr<SVGPathSegListSource> create(const SVGPathSegList& pathSegList)
35    {
36        return adoptPtr(new SVGPathSegListSource(pathSegList));
37    }
38
39private:
40    SVGPathSegListSource(const SVGPathSegList&);
41
42    virtual bool hasMoreData() const;
43    virtual bool moveToNextToken() { return true; }
44    virtual bool parseSVGSegmentType(SVGPathSegType&);
45    virtual SVGPathSegType nextCommand(SVGPathSegType);
46
47    virtual bool parseMoveToSegment(FloatPoint&);
48    virtual bool parseLineToSegment(FloatPoint&);
49    virtual bool parseLineToHorizontalSegment(float&);
50    virtual bool parseLineToVerticalSegment(float&);
51    virtual bool parseCurveToCubicSegment(FloatPoint&, FloatPoint&, FloatPoint&);
52    virtual bool parseCurveToCubicSmoothSegment(FloatPoint&, FloatPoint&);
53    virtual bool parseCurveToQuadraticSegment(FloatPoint&, FloatPoint&);
54    virtual bool parseCurveToQuadraticSmoothSegment(FloatPoint&);
55    virtual bool parseArcToSegment(float&, float&, float&, bool&, bool&, FloatPoint&);
56
57    const SVGPathSegList& m_pathSegList;
58    RefPtr<SVGPathSeg> m_segment;
59    int m_itemCurrent;
60    int m_itemEnd;
61};
62
63} // namespace WebCore
64
65#endif // SVGPathSegListSource_h
66