WebCore/rendering/RenderImageGeneratedContent.h
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/rendering/RenderImageGeneratedContent.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2008 Apple Computer, Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#ifndef RenderImageGeneratedContent_h
+#define RenderImageGeneratedContent_h
+
+#include "RenderImage.h"
+#include "StyleImage.h"
+#include <wtf/RefPtr.h>
+
+namespace WebCore {
+
+class StyleImage;
+
+class RenderImageGeneratedContent : public RenderImage {
+public:
+    RenderImageGeneratedContent(Node*);
+    virtual ~RenderImageGeneratedContent();
+    
+    void setStyleImage(StyleImage*);
+    
+    virtual bool hasImage() const { return true; }
+    
+protected:
+    virtual Image* image(int w = 0, int h = 0) { return m_styleImage->image(this, IntSize(w, h)); }
+    virtual bool errorOccurred() const { return m_styleImage->errorOccurred(); }
+    virtual bool usesImageContainerSize() const { return m_styleImage->usesImageContainerSize(); }
+    virtual void setImageContainerSize(const IntSize& size) const { m_styleImage->setImageContainerSize(size); }
+    virtual bool imageHasRelativeWidth() const { return m_styleImage->imageHasRelativeWidth(); }
+    virtual bool imageHasRelativeHeight() const { return m_styleImage->imageHasRelativeHeight(); }
+    virtual IntSize imageSize(float multiplier) const { return m_styleImage->imageSize(this, multiplier); }
+    
+    // |m_styleImage| can be 0 if we get a callback for a background image from RenderObject::setStyle.
+    virtual WrappedImagePtr imagePtr() const { return m_styleImage ? m_styleImage->data() : 0; }
+
+private:
+    RefPtr<StyleImage> m_styleImage;
+};
+
+} // namespace WebCore
+
+#endif // RenderImageGeneratedContent_h