1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir #ifndef SD_PRESENTER_CANVAS_UPDATE_REQUESTER_HEADER 29*cdf0e10cSrcweir #define SD_PRESENTER_CANVAS_UPDATE_REQUESTER_HEADER 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include "precompiled_sd.hxx" 32*cdf0e10cSrcweir 33*cdf0e10cSrcweir #include <com/sun/star/rendering/XSpriteCanvas.hpp> 34*cdf0e10cSrcweir #include <boost/noncopyable.hpp> 35*cdf0e10cSrcweir #include <boost/shared_ptr.hpp> 36*cdf0e10cSrcweir #include <sal/types.h> 37*cdf0e10cSrcweir #include <tools/solar.h> 38*cdf0e10cSrcweir #include <tools/link.hxx> 39*cdf0e10cSrcweir #include <vector> 40*cdf0e10cSrcweir 41*cdf0e10cSrcweir namespace css = ::com::sun::star; 42*cdf0e10cSrcweir 43*cdf0e10cSrcweir namespace sd { namespace presenter { 44*cdf0e10cSrcweir 45*cdf0e10cSrcweir /** Each UpdateRequester handles update requests (calls to 46*cdf0e10cSrcweir XCanvas::updateScreen()) for one shared canvas (a canvas that has one or 47*cdf0e10cSrcweir more PresenterCanvas wrappers). Multiple calls are collected and lead 48*cdf0e10cSrcweir to a single call to updateScreen. 49*cdf0e10cSrcweir */ 50*cdf0e10cSrcweir class CanvasUpdateRequester : private ::boost::noncopyable 51*cdf0e10cSrcweir { 52*cdf0e10cSrcweir public: 53*cdf0e10cSrcweir /** Return the Canvas UpdateRequester object for the given shared 54*cdf0e10cSrcweir canvas. A new object is created when it does not already exist. 55*cdf0e10cSrcweir */ 56*cdf0e10cSrcweir static ::boost::shared_ptr<CanvasUpdateRequester> Instance ( 57*cdf0e10cSrcweir const css::uno::Reference<css::rendering::XSpriteCanvas>& rxCanvas); 58*cdf0e10cSrcweir 59*cdf0e10cSrcweir void RequestUpdate (const sal_Bool bUpdateAll); 60*cdf0e10cSrcweir 61*cdf0e10cSrcweir private: 62*cdf0e10cSrcweir CanvasUpdateRequester (const css::uno::Reference<css::rendering::XSpriteCanvas>& rxCanvas); 63*cdf0e10cSrcweir ~CanvasUpdateRequester (void); 64*cdf0e10cSrcweir class Deleter; friend class Deleter; 65*cdf0e10cSrcweir 66*cdf0e10cSrcweir typedef ::std::vector< 67*cdf0e10cSrcweir ::std::pair< 68*cdf0e10cSrcweir css::uno::Reference<css::rendering::XSpriteCanvas>, 69*cdf0e10cSrcweir ::boost::shared_ptr<CanvasUpdateRequester> > > RequesterMap; 70*cdf0e10cSrcweir static RequesterMap maRequesterMap; 71*cdf0e10cSrcweir 72*cdf0e10cSrcweir css::uno::Reference<css::rendering::XSpriteCanvas> mxCanvas; 73*cdf0e10cSrcweir sal_uLong mnUserEventId; 74*cdf0e10cSrcweir sal_Bool mbUpdateFlag; 75*cdf0e10cSrcweir DECL_LINK(Callback, void*); 76*cdf0e10cSrcweir }; 77*cdf0e10cSrcweir 78*cdf0e10cSrcweir } } // end of namespace ::sd::presenter 79*cdf0e10cSrcweir 80*cdf0e10cSrcweir #endif 81