f4d78a48b9
2005/10/08 12:56:08 thb 1.3.22.2: RESYNC: (1.3-1.4); FILE MERGED 2005/06/17 23:49:51 thb 1.3.22.1: #i48939# Huge refactoring of canvas; as much functionality as possible is now common in a bunch of shared base classes (input checking, locking, sprite redraw, etc.); added scroll update optimization, transparently to all canvas implementations
70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
/*************************************************************************
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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: outdevprovider.hxx,v $
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*
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* $Revision: 1.5 $
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*
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* last change: $Author: kz $ $Date: 2005-11-02 13:02:46 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#ifndef _VCLCANVAS_OUTDEVPROVIDER_HXX
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#define _VCLCANVAS_OUTDEVPROVIDER_HXX
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#include <sal/types.h>
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#include <boost/shared_ptr.hpp>
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class OutputDevice;
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namespace vclcanvas
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{
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/* Definition of OutDevProvider interface */
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/** Implementers of this interface provide the CanvasHelper
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with its OutputDevice.
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This additional level of indirection was necessary, as the
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OutputDevice is not an interface. There had to be a mechanism
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to detect the moment when an OutputDevice is rendered to
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(e.g. for the BitmapBackBuffer).
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*/
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class OutDevProvider
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{
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public:
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virtual ~OutDevProvider() {}
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virtual OutputDevice& getOutDev() = 0;
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virtual const OutputDevice& getOutDev() const = 0;
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};
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typedef ::boost::shared_ptr< OutDevProvider > OutDevProviderSharedPtr;
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}
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#endif /* _VCLCANVAS_OUTDEVPROVIDER_HXX */
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