third_party/WebKit/Source/core/paint/DeprecatedPaintLayerReflectionInfo.h

   1 /*
   2  * Copyright (C) 2003, 2009, 2012 Apple Inc. All rights reserved.
   3  * Copyright (C) 2013 Intel Corporation. All rights reserved.
   4  *
   5  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
   6  *
   7  * Other contributors:
   8  *   Robert O'Callahan <roc+@cs.cmu.edu>
   9  *   David Baron <dbaron@fas.harvard.edu>
  10  *   Christian Biesinger <cbiesinger@web.de>
  11  *   Randall Jesup <rjesup@wgate.com>
  12  *   Roland Mainz <roland.mainz@informatik.med.uni-giessen.de>
  13  *   Josh Soref <timeless@mac.com>
  14  *   Boris Zbarsky <bzbarsky@mit.edu>
  15  *
  16  * This library is free software; you can redistribute it and/or
  17  * modify it under the terms of the GNU Lesser General Public
  18  * License as published by the Free Software Foundation; either
  19  * version 2.1 of the License, or (at your option) any later version.
  20  *
  21  * This library is distributed in the hope that it will be useful,
  22  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  23  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  24  * Lesser General Public License for more details.
  25  *
  26  * You should have received a copy of the GNU Lesser General Public
  27  * License along with this library; if not, write to the Free Software
  28  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  29  *
  30  * Alternatively, the contents of this file may be used under the terms
  31  * of either the Mozilla Public License Version 1.1, found at
  32  * http://www.mozilla.org/MPL/ (the "MPL") or the GNU General Public
  33  * License Version 2.0, found at http://www.fsf.org/copyleft/gpl.html
  34  * (the "GPL"), in which case the provisions of the MPL or the GPL are
  35  * applicable instead of those above.  If you wish to allow use of your
  36  * version of this file only under the terms of one of those two
  37  * licenses (the MPL or the GPL) and not to allow others to use your
  38  * version of this file under the LGPL, indicate your decision by
  39  * deletingthe provisions above and replace them with the notice and
  40  * other provisions required by the MPL or the GPL, as the case may be.
  41  * If you do not delete the provisions above, a recipient may use your
  42  * version of this file under any of the LGPL, the MPL or the GPL.
  43  */
  44
  45 #ifndef DeprecatedPaintLayerReflectionInfo_h
  46 #define DeprecatedPaintLayerReflectionInfo_h
  47
  48 #include "core/layout/LayoutBoxModelObject.h"
  49 #include "core/paint/DeprecatedPaintLayerPainter.h"
  50 #include "wtf/Allocator.h"
  51 #include "wtf/Noncopyable.h"
  52
  53 namespace blink {
  54
  55 class DeprecatedPaintLayer;
  56 class LayoutReplica;
  57
  58 class DeprecatedPaintLayerReflectionInfo {
  59     WTF_MAKE_FAST_ALLOCATED(DeprecatedPaintLayerReflectionInfo);
  60     WTF_MAKE_NONCOPYABLE(DeprecatedPaintLayerReflectionInfo);
  61 public:
  62     explicit DeprecatedPaintLayerReflectionInfo(LayoutBox&);
  63     void destroy();
  64
  65     LayoutReplica* reflection() const { return m_reflection; }
  66     DeprecatedPaintLayer* reflectionLayer() const;
  67
  68     bool isPaintingInsideReflection() const { return m_isPaintingInsideReflection; }
  69
  70     void updateAfterStyleChange(const ComputedStyle* oldStyle);
  71
  72     void paint(GraphicsContext*, const DeprecatedPaintLayerPaintingInfo&, PaintLayerFlags);
  73
  74 private:
  75     LayoutBox& box() { return *m_box; }
  76     const LayoutBox& box() const { return *m_box; }
  77
  78     LayoutBox* m_box;
  79     LayoutReplica* m_reflection;
  80
  81     // A state bit tracking if we are painting inside a replica.
  82     unsigned m_isPaintingInsideReflection : 1;
  83 };
  84
  85 } // namespace blink
  86
  87 #endif // DeprecatedPaintLayerReflectinInfo_h