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 SVGPathStringBuilder_h
21#define SVGPathStringBuilder_h
22
23#include "core/svg/SVGPathConsumer.h"
24#include "platform/geometry/FloatPoint.h"
25#include "wtf/text/StringBuilder.h"
26
27namespace WebCore {
28
29class SVGPathStringBuilder : public SVGPathConsumer {
30public:
31    String result();
32
33private:
34    virtual void cleanup() { m_stringBuilder.clear(); }
35    virtual void incrementPathSegmentCount() { }
36    virtual bool continueConsuming() { return true; }
37
38    // Used in UnalteredParsing/NormalizedParsing modes.
39    virtual void moveTo(const FloatPoint&, bool closed, PathCoordinateMode);
40    virtual void lineTo(const FloatPoint&, PathCoordinateMode);
41    virtual void curveToCubic(const FloatPoint&, const FloatPoint&, const FloatPoint&, PathCoordinateMode);
42    virtual void closePath();
43
44    // Only used in UnalteredParsing mode.
45    virtual void lineToHorizontal(float, PathCoordinateMode);
46    virtual void lineToVertical(float, PathCoordinateMode);
47    virtual void curveToCubicSmooth(const FloatPoint&, const FloatPoint&, PathCoordinateMode);
48    virtual void curveToQuadratic(const FloatPoint&, const FloatPoint&, PathCoordinateMode);
49    virtual void curveToQuadraticSmooth(const FloatPoint&, PathCoordinateMode);
50    virtual void arcTo(float, float, float, bool largeArcFlag, bool sweepFlag, const FloatPoint&, PathCoordinateMode);
51
52    StringBuilder m_stringBuilder;
53};
54
55} // namespace WebCore
56
57#endif // SVGPathStringBuilder_h
58