/* * Copyright (C) 2006, 2007, 2008, 2009 Apple 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, * 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 ImageDocument_h #define ImageDocument_h #include "core/html/HTMLDocument.h" #include "wtf/RefPtr.h" namespace WebCore { class ImageResource; class HTMLImageElement; class ImageDocument FINAL : public HTMLDocument { public: static PassRefPtr<ImageDocument> create(const DocumentInit& initializer = DocumentInit()) { return adoptRef(new ImageDocument(initializer)); } ImageResource* cachedImage(); HTMLImageElement* imageElement() const { return m_imageElement.get(); } void windowSizeChanged(); void imageUpdated(); void imageClicked(int x, int y); private: ImageDocument(const DocumentInit&); virtual PassRefPtr<DocumentParser> createParser() OVERRIDE; virtual void dispose() OVERRIDE; void createDocumentStructure(); void resizeImageToFit(); void restoreImageSize(); bool imageFitsInWindow() const; bool shouldShrinkToFit() const; float scale() const; RefPtr<HTMLImageElement> m_imageElement; // Whether enough of the image has been loaded to determine its size bool m_imageSizeIsKnown; // Whether the image is shrunk to fit or not bool m_didShrinkImage; // Whether the image should be shrunk or not bool m_shouldShrinkImage; }; DEFINE_DOCUMENT_TYPE_CASTS(ImageDocument); } #endif // ImageDocument_h