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#pragma once
21
22#include "SVGPathSeg.h"
23
24namespace WebCore {
25
26class FloatPoint;
27
28class SVGPathSource {
29 WTF_MAKE_NONCOPYABLE(SVGPathSource); WTF_MAKE_FAST_ALLOCATED;
30public:
31 SVGPathSource() = default;
32 virtual ~SVGPathSource() = default;
33
34 virtual bool hasMoreData() const = 0;
35 virtual bool moveToNextToken() = 0;
36 virtual bool parseSVGSegmentType(SVGPathSegType&) = 0;
37 virtual SVGPathSegType nextCommand(SVGPathSegType previousCommand) = 0;
38
39 virtual bool parseMoveToSegment(FloatPoint&) = 0;
40 virtual bool parseLineToSegment(FloatPoint&) = 0;
41 virtual bool parseLineToHorizontalSegment(float&) = 0;
42 virtual bool parseLineToVerticalSegment(float&) = 0;
43 virtual bool parseCurveToCubicSegment(FloatPoint&, FloatPoint&, FloatPoint&) = 0;
44 virtual bool parseCurveToCubicSmoothSegment(FloatPoint&, FloatPoint&) = 0;
45 virtual bool parseCurveToQuadraticSegment(FloatPoint&, FloatPoint&) = 0;
46 virtual bool parseCurveToQuadraticSmoothSegment(FloatPoint&) = 0;
47 virtual bool parseArcToSegment(float&, float&, float&, bool&, bool&, FloatPoint&) = 0;
48};
49
50} // namespace WebCore
51