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1 /*
2  * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
3  * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
4  * Copyright (C) 2005 Eric Seidel <eric@webkit.org>
5  * Copyright (C) 2006 Apple Computer, Inc
6  * Copyright (C) 2009 Google, Inc.
7  * Copyright (C) 2011 Renata Hodovan <reni@webkit.org>
8  * Copyright (C) 2011 University of Szeged
9  *
10  * This library is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU Library General Public
12  * License as published by the Free Software Foundation; either
13  * version 2 of the License, or (at your option) any later version.
14  *
15  * This library is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18  * Library General Public License for more details.
19  *
20  * You should have received a copy of the GNU Library General Public License
21  * along with this library; see the file COPYING.LIB.  If not, write to
22  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
23  * Boston, MA 02110-1301, USA.
24  */
25 
26 #ifndef RenderSVGPath_h
27 #define RenderSVGPath_h
28 
29 #include "core/rendering/svg/RenderSVGShape.h"
30 
31 namespace WebCore {
32 
33 class RenderSVGPath FINAL : public RenderSVGShape {
34 public:
35     explicit RenderSVGPath(SVGGraphicsElement*);
36     virtual ~RenderSVGPath();
37 
38 private:
isSVGPath()39     virtual bool isSVGPath() const OVERRIDE { return true; }
renderName()40     virtual const char* renderName() const OVERRIDE { return "RenderSVGPath"; }
41 
42     virtual void updateShapeFromElement() OVERRIDE;
43     FloatRect calculateUpdatedStrokeBoundingBox() const;
44 
45     virtual void strokeShape(GraphicsContext*) const OVERRIDE;
46     virtual bool shapeDependentStrokeContains(const FloatPoint&) OVERRIDE;
47 
48     bool shouldStrokeZeroLengthSubpath() const;
49     Path* zeroLengthLinecapPath(const FloatPoint&) const;
50     FloatRect zeroLengthSubpathRect(const FloatPoint&, float) const;
51     void updateZeroLengthSubpaths();
52 
53     Vector<FloatPoint> m_zeroLengthLinecapLocations;
54 };
55 
56 DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderSVGPath, isSVGPath());
57 
58 }
59 
60 #endif
61