| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef SD_PRESENTER_CANVAS_UPDATE_REQUESTER_HEADER |
| #define SD_PRESENTER_CANVAS_UPDATE_REQUESTER_HEADER |
| |
| #include "precompiled_sd.hxx" |
| |
| #include <com/sun/star/rendering/XSpriteCanvas.hpp> |
| #include <boost/noncopyable.hpp> |
| #include <boost/shared_ptr.hpp> |
| #include <sal/types.h> |
| #include <tools/solar.h> |
| #include <tools/link.hxx> |
| #include <vector> |
| |
| namespace css = ::com::sun::star; |
| |
| namespace sd { namespace presenter { |
| |
| /** Each UpdateRequester handles update requests (calls to |
| XCanvas::updateScreen()) for one shared canvas (a canvas that has one or |
| more PresenterCanvas wrappers). Multiple calls are collected and lead |
| to a single call to updateScreen. |
| */ |
| class CanvasUpdateRequester : private ::boost::noncopyable |
| { |
| public: |
| /** Return the Canvas UpdateRequester object for the given shared |
| canvas. A new object is created when it does not already exist. |
| */ |
| static ::boost::shared_ptr<CanvasUpdateRequester> Instance ( |
| const css::uno::Reference<css::rendering::XSpriteCanvas>& rxCanvas); |
| |
| void RequestUpdate (const sal_Bool bUpdateAll); |
| |
| private: |
| CanvasUpdateRequester (const css::uno::Reference<css::rendering::XSpriteCanvas>& rxCanvas); |
| ~CanvasUpdateRequester (void); |
| class Deleter; friend class Deleter; |
| |
| typedef ::std::vector< |
| ::std::pair< |
| css::uno::Reference<css::rendering::XSpriteCanvas>, |
| ::boost::shared_ptr<CanvasUpdateRequester> > > RequesterMap; |
| static RequesterMap maRequesterMap; |
| |
| css::uno::Reference<css::rendering::XSpriteCanvas> mxCanvas; |
| sal_uLong mnUserEventId; |
| sal_Bool mbUpdateFlag; |
| DECL_LINK(Callback, void*); |
| }; |
| |
| } } // end of namespace ::sd::presenter |
| |
| #endif |