external/webkit r30707

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