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Diffstat (limited to 'WebCore/rendering/RenderImage.h')
-rw-r--r-- | WebCore/rendering/RenderImage.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/WebCore/rendering/RenderImage.h b/WebCore/rendering/RenderImage.h new file mode 100644 index 0000000..7b63b06 --- /dev/null +++ b/WebCore/rendering/RenderImage.h @@ -0,0 +1,97 @@ +/* + * Copyright (C) 1999 Lars Knoll (knoll@kde.org) + * (C) 1999 Antti Koivisto (koivisto@kde.org) + * (C) 2006 Allan Sandfeld Jensen (kde@carewolf.com) + * (C) 2006 Samuel Weinig (sam.weinig@gmail.com) + * Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#ifndef RenderImage_h +#define RenderImage_h + +#include "CachedImage.h" +#include "RenderReplaced.h" + +namespace WebCore { + +class HTMLMapElement; + +class RenderImage : public RenderReplaced { +public: + RenderImage(Node*); + virtual ~RenderImage(); + + virtual const char* renderName() const { return "RenderImage"; } + + virtual bool isImage() const { return true; } + + virtual void paintReplaced(PaintInfo& paintInfo, int tx, int ty); + + virtual int minimumReplacedHeight() const; + + virtual void imageChanged(CachedImage*); + + bool setImageSizeForAltText(CachedImage* newImage = 0); + + void updateAltText(); + + void setIsAnonymousImage(bool anon) { m_isAnonymousImage = anon; } + bool isAnonymousImage() { return m_isAnonymousImage; } + + void setCachedImage(CachedImage*); + CachedImage* cachedImage() const { return m_cachedImage; } + + virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, int x, int y, int tx, int ty, HitTestAction); + + virtual int calcReplacedWidth() const; + virtual int calcReplacedHeight() const; + + virtual void calcPrefWidths(); + + HTMLMapElement* imageMap(); + + void resetAnimation(); + +protected: + Image* image() { return m_cachedImage ? m_cachedImage->image() : nullImage(); } + + bool errorOccurred() const { return m_cachedImage && m_cachedImage->errorOccurred(); } + +private: + int calcAspectRatioWidth() const; + int calcAspectRatioHeight() const; + + bool isWidthSpecified() const; + bool isHeightSpecified() const; + + // The image we are rendering. + CachedImage* m_cachedImage; + + // True if the image is set through the content: property + bool m_isAnonymousImage; + + // Text to display as long as the image isn't available. + String m_altText; + + static Image* nullImage(); +}; + +} // namespace WebCore + +#endif // RenderImage_h |