1/*
2 * Copyright (C) 2002, 2003 The Karbon Developers
3 * Copyright (C) 2006 Alexander Kellett <lypanov@kde.org>
4 * Copyright (C) 2006, 2007 Rob Buis <buis@kde.org>
5 * Copyright (C) 2007, 2009 Apple Inc. All rights reserved.
6 * Copyright (C) Research In Motion Limited 2010. All rights reserved.
7 *
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
12 *
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16 * Library General Public License for more details.
17 *
18 * You should have received a copy of the GNU Library General Public License
19 * along with this library; see the file COPYING.LIB.  If not, write to
20 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21 * Boston, MA 02110-1301, USA.
22 */
23
24#ifndef SVGPathBuilder_h
25#define SVGPathBuilder_h
26
27#include "FloatPoint.h"
28#include "SVGPathConsumer.h"
29
30namespace WebCore {
31
32class Path;
33
34class SVGPathBuilder : public SVGPathConsumer {
35public:
36    SVGPathBuilder();
37
38    void setCurrentPath(Path* path) { m_path = path; }
39
40private:
41    virtual void incrementPathSegmentCount() override { }
42    virtual bool continueConsuming() override { return true; }
43    virtual void cleanup() override { m_path = 0; }
44
45    // Used in UnalteredParsing/NormalizedParsing modes.
46    virtual void moveTo(const FloatPoint&, bool closed, PathCoordinateMode) override;
47    virtual void lineTo(const FloatPoint&, PathCoordinateMode) override;
48    virtual void curveToCubic(const FloatPoint&, const FloatPoint&, const FloatPoint&, PathCoordinateMode) override;
49    virtual void closePath() override;
50
51    // Only used in UnalteredParsing mode.
52    virtual void lineToHorizontal(float, PathCoordinateMode) override { ASSERT_NOT_REACHED(); }
53    virtual void lineToVertical(float, PathCoordinateMode) override { ASSERT_NOT_REACHED(); }
54    virtual void curveToCubicSmooth(const FloatPoint&, const FloatPoint&, PathCoordinateMode) override { ASSERT_NOT_REACHED(); }
55    virtual void curveToQuadratic(const FloatPoint&, const FloatPoint&, PathCoordinateMode) override { ASSERT_NOT_REACHED(); }
56    virtual void curveToQuadraticSmooth(const FloatPoint&, PathCoordinateMode) override { ASSERT_NOT_REACHED(); }
57    virtual void arcTo(float, float, float, bool, bool, const FloatPoint&, PathCoordinateMode) override { ASSERT_NOT_REACHED(); }
58
59    Path* m_path;
60    FloatPoint m_current;
61};
62
63} // namespace WebCore
64
65#endif // SVGPathBuilder_h
66