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-rw-r--r--WebCore/platform/image-decoders/skia/PNGImageDecoder.h68
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diff --git a/WebCore/platform/image-decoders/skia/PNGImageDecoder.h b/WebCore/platform/image-decoders/skia/PNGImageDecoder.h
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--- a/WebCore/platform/image-decoders/skia/PNGImageDecoder.h
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-/*
- * Copyright (C) 2006 Apple Computer, Inc. All rights reserved.
- * Copyright (C) 2008, 2009 Google, Inc.
- *
- * 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 PNGImageDecoder_h
-#define PNGImageDecoder_h
-
-#include "ImageDecoder.h"
-
-namespace WebCore {
-
- class PNGImageReader;
-
- // This class decodes the PNG image format.
- class PNGImageDecoder : public ImageDecoder {
- public:
- PNGImageDecoder();
- ~PNGImageDecoder();
-
- virtual String filenameExtension() const { return "png"; }
-
- // Take the data and store it.
- virtual void setData(SharedBuffer* data, bool allDataReceived);
-
- // Whether or not the size information has been decoded yet.
- virtual bool isSizeAvailable() const;
-
- virtual RGBA32Buffer* frameBufferAtIndex(size_t index);
-
- void decode(bool sizeOnly = false) const;
-
- PNGImageReader* reader() { return m_reader; }
-
- // Callbacks from libpng
- void decodingFailed();
- void headerAvailable();
- void rowAvailable(unsigned char* rowBuffer, unsigned rowIndex, int interlacePass);
- void pngComplete();
-
- private:
- mutable PNGImageReader* m_reader;
- };
-
-} // namespace WebCore
-
-#endif