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137 lines
4.1 KiB
Plaintext
137 lines
4.1 KiB
Plaintext
/** -*- 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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#include "nsISupports.idl"
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#include "gfxtypes.idl"
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#include "gfxIFormats.idl"
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interface gfxIImageFrame;
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interface imgIContainerObserver;
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/**
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* gfxIImageContainer interface
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*
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* @author Stuart Parmenter <pavlov@netscape.com>
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* @version 0.1
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* @see "gfx2"
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*/
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[scriptable, uuid(1a6290e6-8285-4e10-963d-d001f8d327b8)]
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interface imgIContainer : nsISupports
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{
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/**
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* Create a new \a aWidth x \a aHeight sized image container.
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*
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* @param aWidth The width of the container in which all the
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* gfxIImageFrame children will fit.
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* @param aHeight The height of the container in which all the
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* gfxIImageFrame children will fit.
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* @param aObserver Observer to send animation notifications to.
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*/
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void init(in PRInt32 aWidth,
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in PRInt32 aHeight,
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in imgIContainerObserver aObserver);
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/* this should probably be on the device context (or equiv) */
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readonly attribute gfx_format preferredAlphaChannelFormat;
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/**
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* The width of the container rectangle.
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*/
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readonly attribute PRInt32 width;
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/**
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* The height of the container rectangle.
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*/
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readonly attribute PRInt32 height;
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/**
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* Get the current frame that would be drawn if the image was to be drawn now
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*/
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readonly attribute gfxIImageFrame currentFrame;
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readonly attribute unsigned long numFrames;
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/**
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* Animation mode Constants
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* 0 = normal
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* 1 = don't animate
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* 2 = loop once
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*/
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const short kNormalAnimMode = 0;
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const short kDontAnimMode = 1;
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const short kLoopOnceAnimMode = 2;
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attribute unsigned short animationMode;
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gfxIImageFrame getFrameAt(in unsigned long index);
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/**
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* Adds \a item to the end of the list of frames.
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* @param item frame to add.
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*/
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void appendFrame(in gfxIImageFrame item);
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void removeFrame(in gfxIImageFrame item);
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/* notification when the current frame is done decoding */
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void endFrameDecode(in unsigned long framenumber, in unsigned long timeout);
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/* notification that the entire image has been decoded */
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void decodingComplete();
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void clear();
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void startAnimation();
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void stopAnimation();
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void resetAnimation();
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/* animation stuff */
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/**
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* number of times to loop the image.
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* @note -1 means forever.
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*/
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attribute long loopCount;
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};
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