1/* 2 * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) 3 * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc. All rights reserved. 4 * Copyright (C) 2008-2009 Torch Mobile, Inc. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 16 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 19 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 22 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 23 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28#ifndef FrameData_h 29#define FrameData_h 30 31#include "platform/graphics/ImageOrientation.h" 32#include "wtf/Noncopyable.h" 33#include "wtf/RefPtr.h" 34#include "wtf/VectorTraits.h" 35 36namespace WebCore { 37struct FrameData; 38} 39 40namespace WTF { 41template<> struct VectorTraits<WebCore::FrameData> : public SimpleClassVectorTraits { 42 static const bool canInitializeWithMemset = false; // Not all FrameData members initialize to 0. 43}; 44} 45 46namespace WebCore { 47 48class NativeImageSkia; 49 50struct FrameData { 51 WTF_MAKE_NONCOPYABLE(FrameData); 52public: 53 FrameData(); 54 ~FrameData(); 55 56 // Clear the cached image data on the frame, and (optionally) the metadata. 57 // Returns whether there was cached image data to clear. 58 bool clear(bool clearMetadata); 59 60 RefPtr<NativeImageSkia> m_frame; 61 ImageOrientation m_orientation; 62 float m_duration; 63 bool m_haveMetadata : 1; 64 bool m_isComplete : 1; 65 bool m_hasAlpha : 1; 66 unsigned m_frameBytes; 67}; 68 69} // namespace WebCore 70 71#endif // FrameData_h 72