PresenterPreviewCache.hxx

Go to the documentation of this file.

/* -*- 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 .
 */
 
#pragma once
 
#include <com/sun/star/drawing/XSlidePreviewCache.hpp>
#include <com/sun/star/lang/XInitialization.hpp>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <tools/gen.hxx>
#include <comphelper/compbase.hxx>
#include <memory>
 
namespace sd::slidesorter::cache { class PageCache; }
 
namespace sd::presenter {
 
typedef comphelper::WeakComponentImplHelper<
    css::lang::XInitialization,
    css::lang::XServiceInfo,
    css::drawing::XSlidePreviewCache
> PresenterPreviewCacheInterfaceBase;
 
class PresenterPreviewCache final
    : public PresenterPreviewCacheInterfaceBase
{
public:
    PresenterPreviewCache ();
    virtual ~PresenterPreviewCache() override;
    PresenterPreviewCache(const PresenterPreviewCache&) = delete;
    PresenterPreviewCache& operator=(const PresenterPreviewCache&) = delete;
 
    // XInitialize
 
    virtual void SAL_CALL initialize (const css::uno::Sequence<css::uno::Any>& rArguments) override;
 
    OUString SAL_CALL getImplementationName() override;
    sal_Bool SAL_CALL supportsService(OUString const & ServiceName) override;
    css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
 
    // XSlidePreviewCache
 
    virtual void SAL_CALL setDocumentSlides (
        const css::uno::Reference<css::container::XIndexAccess>& rxSlides,
        const css::uno::Reference<css::uno::XInterface>& rxDocument) override;
 
    virtual void SAL_CALL setVisibleRange (
        sal_Int32 nFirstVisibleSlideIndex,
        sal_Int32 nLastVisibleSlideIndex) override;
 
    virtual void SAL_CALL setPreviewSize (
        const css::geometry::IntegerSize2D& rSize) override;
 
    virtual css::uno::Reference<css::rendering::XBitmap> SAL_CALL
        getSlidePreview (
            sal_Int32 nSlideIndex,
            const css::uno::Reference<css::rendering::XCanvas>& rxCanvas) override;
 
    virtual void SAL_CALL addPreviewCreationNotifyListener (
        const css::uno::Reference<css::drawing::XSlidePreviewCacheListener>& rxListener) override;
 
    virtual void SAL_CALL removePreviewCreationNotifyListener (
        const css::uno::Reference<css::drawing::XSlidePreviewCacheListener>& rxListener) override;
 
    virtual void SAL_CALL pause() override;
 
    virtual void SAL_CALL resume() override;
 
private:
    class PresenterCacheContext;
    Size maPreviewSize;
    std::shared_ptr<PresenterCacheContext> mpCacheContext;
    std::shared_ptr<sd::slidesorter::cache::PageCache> mpCache;
 
    void ThrowIfDisposed();
};
 
} // end of namespace ::sd::presenter
 
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */