WebCore/RenderImageGeneratedContent.h

   1 /*
   2  * Copyright (C) 2008 Apple Computer, Inc.  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef RenderImageGeneratedContent_h
  27 #define RenderImageGeneratedContent_h
  28
  29 #include "RenderImage.h"
  30 #include <wtf/RefPtr.h>
  31
  32 #include "RenderStyle.h"
  33
  34 namespace WebCore {
  35
  36 class StyleImage;
  37
  38 class RenderImageGeneratedContent : public RenderImage
  39 {
  40 public:
  41     RenderImageGeneratedContent(Node*);
  42     virtual ~RenderImageGeneratedContent();
  43
  44     void setStyleImage(StyleImage*);
  45
  46     virtual bool hasImage() const { return true; }
  47
  48 protected:
  49     virtual Image* image(int w = 0, int h = 0) { return m_styleImage->image(this, IntSize(w, h)); }
  50     virtual bool errorOccurred() const { return m_styleImage->errorOccurred(); }
  51     virtual bool usesImageContainerSize() const { return m_styleImage->usesImageContainerSize(); }
  52     virtual void setImageContainerSize(const IntSize& size) const { m_styleImage->setImageContainerSize(size); }
  53     virtual bool imageHasRelativeWidth() const { return m_styleImage->imageHasRelativeWidth(); }
  54     virtual bool imageHasRelativeHeight() const { return m_styleImage->imageHasRelativeHeight(); }
  55     virtual IntSize imageSize(float multiplier) const { return m_styleImage->imageSize(this, multiplier); }
  56     virtual WrappedImagePtr imagePtr() const { return m_styleImage->data(); }
  57
  58 private:
  59     RefPtr<StyleImage> m_styleImage;
  60 };
  61
  62 }
  63
  64 #endif