/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * 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 .
*/
namespace com::sun::star::rendering
{ class XSpriteCanvas;
}
struct ImplSVEvent;
namespace sd::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 : public std::enable_shared_from_this<CanvasUpdateRequester>
{ public:
CanvasUpdateRequester(const CanvasUpdateRequester&) = delete;
CanvasUpdateRequester& operator=(const CanvasUpdateRequester&) = delete;
/** @return the Canvas UpdateRequester object for the given shared canvas. A new object is created when it does not already exist.
*/ static std::shared_ptr<CanvasUpdateRequester>
Instance(const css::uno::Reference<css::rendering::XSpriteCanvas>& rxCanvas);
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