зеркало из https://github.com/mozilla/pjs.git
72 строки
2.2 KiB
C++
72 строки
2.2 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 Netscape 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/NPL/
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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) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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#ifndef nsRenderingContextImpl_h___
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#define nsRenderingContextImpl_h___
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#include "nsIRenderingContext.h"
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class nsRenderingContextImpl : public nsIRenderingContext
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{
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public:
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nsRenderingContextImpl();
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/** ---------------------------------------------------
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* See documentation in nsIRenderingContext.h
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* @update 03/29/00 dwc
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*/
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NS_IMETHOD DrawTile(nsIImage *aImage,nscoord aX0,nscoord aY0,nscoord aX1,nscoord aY1,nscoord aWidth,nscoord aHeight);
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protected:
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virtual ~nsRenderingContextImpl();
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/** ---------------------------------------------------
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* Check to see if the given size of tile can be imaged by the RenderingContext
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* @update 03/29/00 dwc
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* @param aWidth The width of the tile
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* @param aHeight The height of the tile
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* @return PR_TRUE the RenderingContext can handle this tile
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*/
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virtual PRBool CanTile(nscoord aWidth,nscoord aHeight) { return PR_FALSE; }
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/** ---------------------------------------------------
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* A bit blitter to tile images to the background recursively
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* @update 3/29/00 dwc
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* @param aDS -- Target drawing surface for the rendering context
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* @param aSrcRect -- Rectangle we are build with the image
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* @param aHeight -- height of the tile
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* @param aWidth -- width of the tile
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*/
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void TileImage(nsDrawingSurface aDS,nsRect &aSrcRect,PRInt16 aWidth,PRInt16 aHeight);
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public:
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};
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#endif /* nsRenderingContextImpl */
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