7c583615b0
2008/04/01 10:49:27 thb 1.2.136.2: #i85898# Stripping all external header guards 2008/03/28 16:35:13 rt 1.2.136.1: #i87441# Change license header to LPGL v3.
138 lines
4.6 KiB
C++
138 lines
4.6 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: surfaceproxy.hxx,v $
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* $Revision: 1.3 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef INCLUDED_CANVAS_SURFACEPROXY_HXX
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#define INCLUDED_CANVAS_SURFACEPROXY_HXX
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#include <canvas/rendering/isurfaceproxy.hxx>
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#include <canvas/rendering/icolorbuffer.hxx>
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#include "pagemanager.hxx"
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#include "surface.hxx"
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namespace canvas
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{
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//////////////////////////////////////////////////////////////////////////////////
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// SurfaceProxy
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//////////////////////////////////////////////////////////////////////////////////
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/** Definition of the surface proxy class.
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Surface proxies are the connection between *one* source image
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and *one or more* hardware surfaces (or textures). in a
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logical structure surface proxies represent soley this
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dependeny plus some simple cache management.
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*/
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class SurfaceProxy : public ISurfaceProxy
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{
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public:
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SurfaceProxy( const canvas::IColorBufferSharedPtr& pBuffer,
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const PageManagerSharedPtr &pPageManager );
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// ISurfaceProxy interface
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virtual void setColorBufferDirty();
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/** Render the surface content to screen.
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@param fAlpha
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Overall alpha for content
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@param rPos
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Output position
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@param rTransform
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Output transformation (does not affect output position)
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*/
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virtual bool draw( double fAlpha,
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const ::basegfx::B2DPoint& rPos,
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const ::basegfx::B2DHomMatrix& rTransform );
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/** Render the surface content to screen.
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@param fAlpha
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Overall alpha for content
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@param rPos
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Output position
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@param rArea
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Subset of the surface to render. Coordinate system are
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surface area pixel, given area will be clipped to the
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surface bounds.
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@param rTransform
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Output transformation (does not affect output position)
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*/
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virtual bool draw( double fAlpha,
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const ::basegfx::B2DPoint& rPos,
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const ::basegfx::B2DRange& rArea,
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const ::basegfx::B2DHomMatrix& rTransform );
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/** Render the surface content to screen.
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@param fAlpha
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Overall alpha for content
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@param rPos
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Output position
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@param rClipPoly
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Clip polygon for the surface. The clip polygon is also
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subject to the output transformation.
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@param rTransform
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Output transformation (does not affect output position)
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*/
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virtual bool draw( double fAlpha,
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const ::basegfx::B2DPoint& rPos,
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const ::basegfx::B2DPolyPolygon& rClipPoly,
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const ::basegfx::B2DHomMatrix& rTransform );
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private:
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PageManagerSharedPtr mpPageManager;
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// the pagemanager will distribute the image
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// to one or more surfaces, this is why we
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// need a list here.
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std::vector<SurfaceSharedPtr> maSurfaceList;
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// pointer to the source of image data
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// which always is stored in system memory,
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// 32bit rgba and can have any size.
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canvas::IColorBufferSharedPtr mpBuffer;
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};
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typedef ::boost::shared_ptr< SurfaceProxy > SurfaceProxySharedPtr;
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}
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#endif
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