9c85b81b35
2005/04/01 16:09:42 thb 1.7.2.1: #i36190#, #i39245# Changed uno::Sequence::operator[] for nonconst sequences to use naked ptr; added support for true bezier polygons (and removed subdivision, where it was added because of that canvas deficiency); overhauled mtf renderer to provide faithful bounds also for subsetted meta files
214 lines
9.5 KiB
C++
214 lines
9.5 KiB
C++
/*************************************************************************
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*
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* $RCSfile: implrenderer.hxx,v $
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*
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* $Revision: 1.8 $
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*
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* last change: $Author: obo $ $Date: 2005-04-18 09:58:24 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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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 2000 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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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source 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 the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#ifndef _CPPCANVAS_IMPLRENDERER_HXX
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#define _CPPCANVAS_IMPLRENDERER_HXX
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#ifndef _SAL_TYPES_H_
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#include <sal/types.h>
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#endif
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#ifndef BOOST_SHARED_PTR_HPP_INCLUDED
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#include <boost/shared_ptr.hpp>
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#endif
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#ifndef _CPPCANVAS_RENDERER_HXX
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#include <cppcanvas/renderer.hxx>
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#endif
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#ifndef _CPPCANVAS_CANVAS_HXX
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#include <cppcanvas/canvas.hxx>
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#endif
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#include <canvasgraphichelper.hxx>
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#include <action.hxx>
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#include <vector>
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class GDIMetaFile;
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class BitmapEx;
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class VirtualDevice;
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class Gradient;
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namespace cppcanvas
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{
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namespace internal
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{
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struct OutDevState;
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// state stack of OutputDevice, to correctly handle
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// push/pop actions
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typedef ::std::vector< OutDevState > VectorOfOutDevStates;
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class ImplRenderer : public virtual Renderer, protected CanvasGraphicHelper
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{
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public:
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ImplRenderer( const CanvasSharedPtr& rCanvas,
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const GDIMetaFile& rMtf,
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const Parameters& rParms );
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ImplRenderer( const CanvasSharedPtr& rCanvas,
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const BitmapEx& rBmpEx,
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const Parameters& rParms );
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virtual ~ImplRenderer();
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virtual bool draw() const;
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virtual bool drawSubset( sal_Int32 nStartIndex,
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sal_Int32 nEndIndex ) const;
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virtual ::basegfx::B2DRange getSubsetArea( sal_Int32 nStartIndex,
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sal_Int32 nEndIndex ) const;
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// element of the Renderer's action vector. Need to be
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// public, since some functors need it, too.
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struct MtfAction
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{
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MtfAction( const ActionSharedPtr& rAction,
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sal_Int32 nOrigIndex ) :
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mpAction( rAction ),
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mnOrigIndex( nOrigIndex )
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{
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}
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ActionSharedPtr mpAction;
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sal_Int32 mnOrigIndex;
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};
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// prefetched and prepared canvas actions
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// (externally not visible)
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typedef ::std::vector< MtfAction > ActionVector;
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private:
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// default: disabled copy/assignment
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ImplRenderer(const ImplRenderer&);
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ImplRenderer& operator=( const ImplRenderer& );
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void updateClipping( VectorOfOutDevStates& rStates,
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const ::basegfx::B2DPolyPolygon& rClipPoly,
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const CanvasSharedPtr& rCanvas,
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bool bIntersect );
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void updateClipping( VectorOfOutDevStates& rStates,
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const ::Rectangle& rClipRect,
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const CanvasSharedPtr& rCanvas,
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bool bIntersect );
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::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XCanvasFont > createFont( double& o_rFontRotation,
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const ::Font& rFont,
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const CanvasSharedPtr& rCanvas,
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const ::VirtualDevice& rVDev,
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const Parameters& rParms ) const;
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bool createActions( const CanvasSharedPtr& rCanvas,
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VirtualDevice& rVDev,
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GDIMetaFile& rMtf,
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VectorOfOutDevStates& rStates,
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const Parameters& rParms,
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bool bSubsettableActions,
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sal_Int32& io_rCurrActionIndex );
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bool createFillAndStroke( const ::PolyPolygon& rPolyPoly,
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const CanvasSharedPtr& rCanvas,
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sal_Int32& rActionIndex,
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const VectorOfOutDevStates& rStates );
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void skipContent( GDIMetaFile& rMtf,
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const char* pCommentString,
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sal_Int32& io_rCurrActionIndex ) const;
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bool isActionContained( GDIMetaFile& rMtf,
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const char* pCommentString,
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USHORT nType ) const;
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void createGradientAction( const ::PolyPolygon& rPoly,
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const ::Gradient& rGradient,
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::VirtualDevice& rVDev,
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const CanvasSharedPtr& rCanvas,
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VectorOfOutDevStates& rStates,
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const Parameters& rParms,
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sal_Int32& io_rCurrActionIndex,
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bool bIsPolygonRectangle,
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bool bSubsettableActions );
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void createTextAction( const ::Point& rStartPoint,
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const String rString,
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int nIndex,
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int nLength,
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const sal_Int32* pCharWidths,
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::VirtualDevice& rVDev,
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const CanvasSharedPtr& rCanvas,
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const VectorOfOutDevStates& rStates,
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const Parameters& rParms,
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bool bSubsettable,
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sal_Int32& io_rCurrActionIndex );
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bool getSubsetIndices( sal_Int32& io_rStartIndex,
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sal_Int32& io_rEndIndex,
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ActionVector::const_iterator& o_rRangeBegin,
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ActionVector::const_iterator& o_rRangeEnd ) const;
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ActionVector maActions;
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};
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}
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}
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#endif /* _CPPCANVAS_IMPLRENDERER_HXX */
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