2010-10-14 08:27:31 +02:00
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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2012-06-19 17:56:50 +01:00
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
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*/
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2004-11-26 16:12:14 +00:00
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2013-11-05 01:47:54 +01:00
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#ifndef INCLUDED_CANVAS_SOURCE_VCL_CANVASHELPER_HXX
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#define INCLUDED_CANVAS_SOURCE_VCL_CANVASHELPER_HXX
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2004-11-26 16:12:14 +00:00
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2005-03-10 10:59:10 +00:00
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#include <com/sun/star/rendering/XCanvas.hpp>
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2012-01-31 01:04:10 +01:00
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#include <com/sun/star/rendering/XBitmapCanvas.hpp>
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2005-03-10 10:59:10 +00:00
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#include <com/sun/star/rendering/XIntegerBitmap.hpp>
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2004-11-26 16:12:14 +00:00
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#include <vcl/outdev.hxx>
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#include <canvas/vclwrapper.hxx>
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2005-03-30 06:37:00 +00:00
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#include "cachedbitmap.hxx"
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2005-11-02 12:00:23 +00:00
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#include "outdevprovider.hxx"
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#include <boost/utility.hpp>
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2004-11-26 16:12:14 +00:00
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namespace vclcanvas
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{
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class SpriteCanvas;
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2004-11-26 16:12:14 +00:00
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/** Helper class for basic canvas functionality. Also offers
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optional backbuffer painting, when providing it with a second
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OutputDevice to render into.
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*/
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2005-11-02 12:00:23 +00:00
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class CanvasHelper : private ::boost::noncopyable
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{
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public:
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/** Create canvas helper
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*/
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CanvasHelper();
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/// Release all references
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void disposing();
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2005-11-02 12:00:23 +00:00
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/** Initialize canvas helper
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2005-11-02 12:00:23 +00:00
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This method late-initializes the canvas helper, providing
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it with the necessary device and output objects. Note that
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the CanvasHelper does <em>not</em> take ownership of the
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passed rDevice reference, nor does it perform any
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reference counting. Thus, to prevent the reference counted
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SpriteCanvas object from deletion, the user of this class
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is responsible for holding ref-counted references itself!
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@param rDevice
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Reference device this canvas is associated with
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@param rOutDev
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Set primary output device for this canvas. That's where
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all content is output to.
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2004-11-26 16:12:14 +00:00
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@param bProtect
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When true, all output operations preserve outdev
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state. When false, outdev state might change at any time.
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2005-11-02 12:00:23 +00:00
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@param bHaveAlpha
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When true, hasAlpha() will always return true, otherwise, false.
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*/
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2008-06-24 09:59:03 +00:00
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void init( ::com::sun::star::rendering::XGraphicDevice& rDevice,
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const OutDevProviderSharedPtr& rOutDev,
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bool bProtect,
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bool bHaveAlpha );
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2005-11-02 12:00:23 +00:00
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/** Set primary output device
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This changes the primary output device, where rendering is
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sent to.
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*/
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void setOutDev( const OutDevProviderSharedPtr& rOutDev,
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bool bProtect);
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2004-11-26 16:12:14 +00:00
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/** Set secondary output device
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Used for sprites, to generate mask bitmap.
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*/
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void setBackgroundOutDev( const OutDevProviderSharedPtr& rOutDev );
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2005-11-02 12:00:23 +00:00
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2004-11-26 16:12:14 +00:00
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// CanvasHelper functionality
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// ==========================
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// XCanvas (only providing, not implementing the
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// interface. Also note subtle method parameter differences)
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2007-07-17 13:25:53 +00:00
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void clear();
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2005-11-02 12:00:23 +00:00
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void drawPoint( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::geometry::RealPoint2D& aPoint,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState );
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void drawLine( const ::com::sun::star::rendering::XCanvas* rCanvas,
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const ::com::sun::star::geometry::RealPoint2D& aStartPoint,
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const ::com::sun::star::geometry::RealPoint2D& aEndPoint,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState );
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2005-11-02 12:00:23 +00:00
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void drawBezier( const ::com::sun::star::rendering::XCanvas* rCanvas,
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const ::com::sun::star::geometry::RealBezierSegment2D& aBezierSegment,
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const ::com::sun::star::geometry::RealPoint2D& aEndPoint,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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2005-11-02 12:00:23 +00:00
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drawPolyPolygon( const ::com::sun::star::rendering::XCanvas* rCanvas,
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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2005-11-02 12:00:23 +00:00
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strokePolyPolygon( const ::com::sun::star::rendering::XCanvas* rCanvas,
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState,
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const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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strokeTexturedPolyPolygon( const ::com::sun::star::rendering::XCanvas* rCanvas,
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState,
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const ::com::sun::star::uno::Sequence<
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::com::sun::star::rendering::Texture >& textures,
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const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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2005-11-02 12:00:23 +00:00
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strokeTextureMappedPolyPolygon( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState,
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const ::com::sun::star::uno::Sequence<
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::com::sun::star::rendering::Texture >& textures,
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const ::com::sun::star::uno::Reference<
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::com::sun::star::geometry::XMapping2D >& xMapping,
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const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XPolyPolygon2D >
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2005-11-02 12:00:23 +00:00
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queryStrokeShapes( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState,
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const ::com::sun::star::rendering::StrokeAttributes& strokeAttributes );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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2005-11-02 12:00:23 +00:00
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fillPolyPolygon( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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2005-11-02 12:00:23 +00:00
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fillTexturedPolyPolygon( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState,
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const ::com::sun::star::uno::Sequence<
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::com::sun::star::rendering::Texture >& textures );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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2005-11-02 12:00:23 +00:00
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fillTextureMappedPolyPolygon( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XPolyPolygon2D >& xPolyPolygon,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState,
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const ::com::sun::star::uno::Sequence<
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::com::sun::star::rendering::Texture >& textures,
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const ::com::sun::star::uno::Reference<
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::com::sun::star::geometry::XMapping2D >& xMapping );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvasFont >
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2005-11-02 12:00:23 +00:00
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createFont( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::rendering::FontRequest& fontRequest,
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const ::com::sun::star::uno::Sequence<
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::com::sun::star::beans::PropertyValue >& extraFontProperties,
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const ::com::sun::star::geometry::Matrix2D& fontMatrix );
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::com::sun::star::uno::Sequence< ::com::sun::star::rendering::FontInfo >
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2005-11-02 12:00:23 +00:00
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queryAvailableFonts( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::rendering::FontInfo& aFilter,
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const ::com::sun::star::uno::Sequence<
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::com::sun::star::beans::PropertyValue >& aFontProperties );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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2005-11-02 12:00:23 +00:00
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drawText( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::rendering::StringContext& text,
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XCanvasFont >& xFont,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState,
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sal_Int8 textDirection );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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2005-11-02 12:00:23 +00:00
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drawTextLayout( const ::com::sun::star::rendering::XCanvas* rCanvas,
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const ::com::sun::star::uno::Reference<
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2013-10-04 12:34:30 +02:00
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::com::sun::star::rendering::XTextLayout >& laidOutText,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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2005-11-02 12:00:23 +00:00
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drawBitmap( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XBitmap >& xBitmap,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState );
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
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2005-11-02 12:00:23 +00:00
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drawBitmapModulated( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XBitmap >& xBitmap,
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2005-03-10 10:59:10 +00:00
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState );
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2005-03-30 06:37:00 +00:00
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >
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2004-11-26 16:12:14 +00:00
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getDevice();
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// BitmapCanvasHelper functionality
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// ================================
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2005-11-02 12:00:23 +00:00
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void copyRect( const ::com::sun::star::rendering::XCanvas* rCanvas,
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2005-03-30 06:37:00 +00:00
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const ::com::sun::star::uno::Reference<
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::com::sun::star::rendering::XBitmapCanvas >& sourceCanvas,
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const ::com::sun::star::geometry::RealRectangle2D& sourceRect,
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const ::com::sun::star::rendering::ViewState& sourceViewState,
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const ::com::sun::star::rendering::RenderState& sourceRenderState,
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const ::com::sun::star::geometry::RealRectangle2D& destRect,
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const ::com::sun::star::rendering::ViewState& destViewState,
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const ::com::sun::star::rendering::RenderState& destRenderState );
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::com::sun::star::geometry::IntegerSize2D getSize();
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2005-03-30 06:37:00 +00:00
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmapCanvas > queryBitmapCanvas();
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2004-11-26 16:12:14 +00:00
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2005-03-30 06:37:00 +00:00
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::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmap >
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2005-03-10 10:59:10 +00:00
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getScaledBitmap( const ::com::sun::star::geometry::RealSize2D& newSize,
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sal_Bool beFast );
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2005-03-30 06:37:00 +00:00
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::com::sun::star::uno::Sequence< sal_Int8 >
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2005-11-02 12:00:23 +00:00
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getData( ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
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const ::com::sun::star::geometry::IntegerRectangle2D& rect );
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2005-11-02 12:00:23 +00:00
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void setData( const ::com::sun::star::uno::Sequence< sal_Int8 >& data,
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const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
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const ::com::sun::star::geometry::IntegerRectangle2D& rect );
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void setPixel( const ::com::sun::star::uno::Sequence< sal_Int8 >& color,
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const ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
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const ::com::sun::star::geometry::IntegerPoint2D& pos );
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2004-11-26 16:12:14 +00:00
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|
2005-03-30 06:37:00 +00:00
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::com::sun::star::uno::Sequence< sal_Int8 >
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2005-11-02 12:00:23 +00:00
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getPixel( ::com::sun::star::rendering::IntegerBitmapLayout& bitmapLayout,
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const ::com::sun::star::geometry::IntegerPoint2D& pos );
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2004-11-26 16:12:14 +00:00
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|
2005-03-30 06:37:00 +00:00
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::com::sun::star::rendering::IntegerBitmapLayout getMemoryLayout();
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2004-11-26 16:12:14 +00:00
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2005-03-30 06:37:00 +00:00
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/// Repaint a cached bitmap
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2007-11-01 13:42:08 +00:00
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bool repaint( const GraphicObjectSharedPtr& rGrf,
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const ::com::sun::star::rendering::ViewState& viewState,
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const ::com::sun::star::rendering::RenderState& renderState,
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const ::Point& rPt,
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const ::Size& rSz,
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const GraphicAttr& rAttr ) const;
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2004-11-26 16:12:14 +00:00
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2006-03-29 10:18:30 +00:00
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/** Flush drawing queue.
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|
This only works for Window canvases, and ensures that all
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pending render operations are flushed to the
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driver/hardware.
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*/
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2005-11-02 12:00:23 +00:00
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void flush() const;
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2004-11-26 16:12:14 +00:00
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enum ColorType
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{
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LINE_COLOR, FILL_COLOR, TEXT_COLOR, IGNORE_COLOR
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};
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// returns transparency of color
|
2005-03-10 10:59:10 +00:00
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|
int setupOutDevState( const ::com::sun::star::rendering::ViewState& viewState,
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|
const ::com::sun::star::rendering::RenderState& renderState,
|
2007-11-01 13:42:08 +00:00
|
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|
ColorType eColorType ) const;
|
2005-11-02 12:00:23 +00:00
|
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/** Called from XCanvas base classes, to notify that content
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is _about_ to change
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|
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|
*/
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void modifying() {}
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bool hasAlpha() const { return mbHaveAlpha; }
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|
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|
2004-11-26 16:12:14 +00:00
|
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|
protected:
|
2005-11-02 12:00:23 +00:00
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/** Phyical output device
|
2004-11-26 16:12:14 +00:00
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|
2005-11-02 12:00:23 +00:00
|
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|
Deliberately not a refcounted reference, because of
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|
|
potential circular references for spritecanvas.
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|
|
*/
|
2008-06-24 09:59:03 +00:00
|
|
|
::com::sun::star::rendering::XGraphicDevice* mpDevice;
|
2004-11-26 16:12:14 +00:00
|
|
|
|
2005-11-02 12:00:23 +00:00
|
|
|
/// Rendering to this outdev preserves its state
|
2008-06-24 09:59:03 +00:00
|
|
|
OutDevProviderSharedPtr mpProtectedOutDev;
|
2004-11-26 16:12:14 +00:00
|
|
|
|
2005-11-02 12:00:23 +00:00
|
|
|
/// Rendering to this outdev does not preserve its state
|
2008-06-24 09:59:03 +00:00
|
|
|
OutDevProviderSharedPtr mpOutDev;
|
2005-11-02 12:00:23 +00:00
|
|
|
|
|
|
|
/// Rendering to this outdev does not preserve its state
|
2008-06-24 09:59:03 +00:00
|
|
|
OutDevProviderSharedPtr mp2ndOutDev;
|
2004-11-26 16:12:14 +00:00
|
|
|
|
2005-11-02 12:00:23 +00:00
|
|
|
/// When true, content is able to represent alpha
|
2008-06-24 09:59:03 +00:00
|
|
|
bool mbHaveAlpha;
|
2005-11-02 12:00:23 +00:00
|
|
|
|
|
|
|
private:
|
2005-03-30 06:37:00 +00:00
|
|
|
::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCachedPrimitive >
|
2005-11-02 12:00:23 +00:00
|
|
|
implDrawBitmap( const ::com::sun::star::rendering::XCanvas* rCanvas,
|
2005-03-30 06:37:00 +00:00
|
|
|
const ::com::sun::star::uno::Reference<
|
|
|
|
::com::sun::star::rendering::XBitmap >& xBitmap,
|
|
|
|
const ::com::sun::star::rendering::ViewState& viewState,
|
|
|
|
const ::com::sun::star::rendering::RenderState& renderState,
|
|
|
|
bool bModulateColors );
|
|
|
|
|
2007-11-01 13:42:08 +00:00
|
|
|
bool setupTextOutput( ::Point& o_rOutPos,
|
2005-03-10 10:59:10 +00:00
|
|
|
const ::com::sun::star::rendering::ViewState& viewState,
|
|
|
|
const ::com::sun::star::rendering::RenderState& renderState,
|
2007-11-01 13:42:08 +00:00
|
|
|
const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvasFont >& xFont ) const;
|
2004-11-26 16:12:14 +00:00
|
|
|
|
|
|
|
};
|
|
|
|
}
|
|
|
|
|
2013-11-05 01:47:54 +01:00
|
|
|
#endif // INCLUDED_CANVAS_SOURCE_VCL_CANVASHELPER_HXX
|
2010-10-14 08:27:31 +02:00
|
|
|
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|