83 lines
2.1 KiB
C++
83 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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* Stuart Parmenter <pavlov@netscape.com>
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*/
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#ifndef nsPPMDecoder_h__
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#define nsPPMDecoder_h__
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#include "imgIDecoder.h"
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#include "nsCOMPtr.h"
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#include "imgIContainer.h"
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#include "imgIDecoderObserver.h"
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#include "gfxIImageFrame.h"
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#include "imgILoad.h"
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#define NS_PPMDECODER_CID \
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{ /* e90bfa06-1dd1-11b2-8217-f38fe5d431a2 */ \
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0xe90bfa06, \
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0x1dd1, \
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0x11b2, \
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{0x82, 0x17, 0xf3, 0x8f, 0xe5, 0xd4, 0x31, 0xa2} \
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}
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class nsPPMDecoder : 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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nsPPMDecoder();
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virtual ~nsPPMDecoder();
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private:
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NS_METHOD checkSendRow();
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nsCOMPtr<imgIContainer> mImage;
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nsCOMPtr<gfxIImageFrame> mFrame;
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nsCOMPtr<imgILoad> mImageLoad;
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nsCOMPtr<imgIDecoderObserver> mObserver; // this is just qi'd from mRequest for speed
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char *mBuffer;
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PRUint32 mBufferSize;
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PRUint32 mState;
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PRUint32 mSkip;
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PRUint32 mOldSkip;
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char mDigits[5];
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PRUint32 mDigitCount;
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PRUint32 mType;
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nscoord mWidth;
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nscoord mHeight;
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PRUint32 mMaxValue;
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PRUint32 mRow;
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PRUint32 mBytesPerRow;
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PRUint32 mFrameBytesPerRow;
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PRUint8 *mRowData;
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PRUint32 mRowDataFill;
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};
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#endif // nsPPMDecoder_h__
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