third_party/WebKit/Source/core/svg/SVGPathConsumer.h

   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 SVGPathConsumer_h
  25 #define SVGPathConsumer_h
  26
  27 #include "platform/heap/Handle.h"
  28 #include "wtf/FastAllocBase.h"
  29 #include "wtf/Noncopyable.h"
  30
  31 namespace blink {
  32
  33 struct PathSegmentData;
  34
  35 class SVGPathConsumer {
  36     WTF_MAKE_NONCOPYABLE(SVGPathConsumer);
  37     STACK_ALLOCATED();
  38 public:
  39     SVGPathConsumer() { }
  40     virtual ~SVGPathConsumer() { }
  41
  42     virtual void incrementPathSegmentCount() = 0;
  43     virtual bool continueConsuming() = 0;
  44
  45     virtual void emitSegment(const PathSegmentData&) = 0;
  46 };
  47
  48 } // namespace blink
  49
  50 #endif // SVGPathConsumer_h