mirror of
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87 lines
2.8 KiB
C++
87 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* 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
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2001
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* the Initial Developer. 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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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsPNGDecoder_h__
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#define nsPNGDecoder_h__
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#include "imgIDecoder.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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#include "nsCOMPtr.h"
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#include "png.h"
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#define NS_PNGDECODER_CID \
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{ /* 36fa00c2-1dd2-11b2-be07-d16eeb4c50ed */ \
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0x36fa00c2, \
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0x1dd2, \
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0x11b2, \
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{0xbe, 0x07, 0xd1, 0x6e, 0xeb, 0x4c, 0x50, 0xed} \
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}
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class nsPNGDecoder : 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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nsPNGDecoder();
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virtual ~nsPNGDecoder();
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public:
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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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png_structp mPNG;
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png_infop mInfo;
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PRUint8 *colorLine, *alphaLine;
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PRUint8 *interlacebuf;
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PRUint32 ibpr;
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PRPackedBool mError;
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};
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#endif // nsPNGDecoder_h__
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