77 lines
2.1 KiB
C++
77 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 2001 Netscape Communications Corporation.
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* All Rights Reserved.
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*
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* Contributor(s):
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* Chris Saari <saari@netscape.com>
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*/
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#ifndef _nsGIFDecoder2_h
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#define _nsGIFDecoder2_h
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#include "nsCOMPtr.h"
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#include "imgIDecoder.h"
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#include "imgContainerGIF.h"
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#include "imgIDecoderObserver.h"
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#include "gfxIImageFrame.h"
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#include "GIF2.h"
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#define NS_GIFDECODER2_CID \
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{ /* 797bec5a-1dd2-11b2-a7f8-ca397e0179c4 */ \
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0x797bec5a, \
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0x1dd2, \
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0x11b2, \
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{0xa7, 0xf8, 0xca, 0x39, 0x7e, 0x01, 0x79, 0xc4} \
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}
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//////////////////////////////////////////////////////////////////////
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// nsGIFDecoder2 Definition
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class nsGIFDecoder2 : public imgIDecoder
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_IMGIDECODER
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nsGIFDecoder2();
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virtual ~nsGIFDecoder2();
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nsresult ProcessData(unsigned char *data, PRUint32 count, PRUint32 *_retval);
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NS_METHOD FlushImageData();
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nsCOMPtr<imgIContainer> mImageContainer;
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nsCOMPtr<gfxIImageFrame> mImageFrame;
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nsCOMPtr<imgIDecoderObserver> mObserver; // this is just qi'd from mRequest for speed
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PRInt32 mCurrentRow;
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PRInt32 mLastFlushedRow;
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gif_struct *mGIFStruct;
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PRUint8 *mAlphaLine;
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PRUint8 *mRGBLine;
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PRUint8 mBackgroundRGBIndex;
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PRUint8 mCurrentPass;
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PRUint8 mLastFlushedPass;
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};
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void nsGifShutdown();
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#endif
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