third_party/WebKit/Source/core/layout/LayoutImageResourceStyleImage.h

   1 /*
   2  * Copyright (C) 1999 Lars Knoll <knoll@kde.org>
   3  * Copyright (C) 1999 Antti Koivisto <koivisto@kde.org>
   4  * Copyright (C) 2006 Allan Sandfeld Jensen <kde@carewolf.com>
   5  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
   6  * Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010 Apple Inc. All rights reserved.
   7  * Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Library General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Library General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Library General Public License
  20  * along with this library; see the file COPYING.LIB.  If not, write to
  21  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  22  * Boston, MA 02110-1301, USA.
  23  *
  24  */
  25
  26 #ifndef LayoutImageResourceStyleImage_h
  27 #define LayoutImageResourceStyleImage_h
  28
  29 #include "core/layout/LayoutImageResource.h"
  30 #include "core/style/StyleImage.h"
  31 #include "wtf/RefPtr.h"
  32
  33 namespace blink {
  34
  35 class LayoutObject;
  36
  37 class LayoutImageResourceStyleImage final : public LayoutImageResource {
  38 public:
  39     ~LayoutImageResourceStyleImage() override;
  40
  41     static PassOwnPtrWillBeRawPtr<LayoutImageResource> create(StyleImage* styleImage)
  42     {
  43         return adoptPtrWillBeNoop(new LayoutImageResourceStyleImage(styleImage));
  44     }
  45     void initialize(LayoutObject*) override;
  46     void shutdown() override;
  47
  48     bool hasImage() const override { return true; }
  49     PassRefPtr<Image> image(int width = 0, int height = 0) const override;
  50     bool errorOccurred() const override { return m_styleImage->errorOccurred(); }
  51
  52     void setContainerSizeForLayoutObject(const IntSize&) override;
  53     bool imageHasRelativeWidth() const override { return m_styleImage->imageHasRelativeWidth(); }
  54     bool imageHasRelativeHeight() const override { return m_styleImage->imageHasRelativeHeight(); }
  55
  56     LayoutSize imageSize(float multiplier) const override { return m_styleImage->imageSize(m_layoutObject, multiplier); }
  57     LayoutSize intrinsicSize(float multiplier) const override { return m_styleImage->imageSize(m_layoutObject, multiplier); }
  58
  59     WrappedImagePtr imagePtr() const override { return m_styleImage->data(); }
  60
  61     DECLARE_VIRTUAL_TRACE();
  62
  63 private:
  64     explicit LayoutImageResourceStyleImage(StyleImage*);
  65     RefPtrWillBeMember<StyleImage> m_styleImage;
  66 };
  67
  68 } // namespace blink
  69
  70 #endif // LayoutImageStyleImage_h