third_party/WebKit/Source/core/svg/SVGPathBuilder.cpp

   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 #include "config.h"
  25 #include "core/svg/SVGPathBuilder.h"
  26
  27 #include "core/svg/SVGPathSeg.h"
  28 #include "platform/graphics/Path.h"
  29
  30 namespace blink {
  31
  32 void SVGPathBuilder::emitSegment(const PathSegmentData& segment)
  33 {
  34     switch (segment.command) {
  35     case PathSegMoveToAbs:
  36         if (m_closed && !m_path.isEmpty())
  37             m_path.closeSubpath();
  38         m_path.moveTo(segment.targetPoint);
  39         m_closed = false;
  40         break;
  41     case PathSegLineToAbs:
  42         m_path.addLineTo(segment.targetPoint);
  43         break;
  44     case PathSegClosePath:
  45         m_path.closeSubpath();
  46         m_closed = true;
  47         break;
  48     case PathSegCurveToCubicAbs:
  49         m_path.addBezierCurveTo(segment.point1, segment.point2, segment.targetPoint);
  50         break;
  51     default:
  52         ASSERT_NOT_REACHED();
  53     }
  54 }
  55
  56 }