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Diffstat (limited to 'sd/source/ui/presenter/SlideRenderer.hxx')
-rw-r--r-- | sd/source/ui/presenter/SlideRenderer.hxx | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/sd/source/ui/presenter/SlideRenderer.hxx b/sd/source/ui/presenter/SlideRenderer.hxx new file mode 100644 index 0000000000..d394344212 --- /dev/null +++ b/sd/source/ui/presenter/SlideRenderer.hxx @@ -0,0 +1,94 @@ +/* -*- 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 <PreviewRenderer.hxx> +#include <com/sun/star/drawing/XSlideRenderer.hpp> +#include <com/sun/star/lang/XInitialization.hpp> +#include <com/sun/star/lang/XServiceInfo.hpp> + +#include <comphelper/compbase.hxx> + +namespace com::sun::star::drawing { class XDrawPage; } + +namespace sd::presenter { + +typedef comphelper::WeakComponentImplHelper < + css::drawing::XSlideRenderer, + css::lang::XInitialization, + css::lang::XServiceInfo +> SlideRendererInterfaceBase; + +/** Render single slides into bitmaps. +*/ +class SlideRenderer final + : public SlideRendererInterfaceBase +{ +public: + SlideRenderer (); + virtual ~SlideRenderer() override; + SlideRenderer(const SlideRenderer&) = delete; + SlideRenderer& operator=(const SlideRenderer&) = delete; + + // XInitialization + + 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; + + // XSlideRenderer + + virtual css::uno::Reference<css::awt::XBitmap> SAL_CALL createPreview ( + const css::uno::Reference<css::drawing::XDrawPage>& rxSlide, + const css::awt::Size& rMaximumPreviewPixelSize, + sal_Int16 nSuperSampleFactor) override; + + virtual css::uno::Reference<css::rendering::XBitmap> SAL_CALL createPreviewForCanvas ( + const css::uno::Reference<css::drawing::XDrawPage>& rxSlide, + const css::awt::Size& rMaximumPreviewPixelSize, + sal_Int16 nSuperSampleFactor, + const css::uno::Reference<css::rendering::XCanvas>& rxCanvas) override; + + virtual css::awt::Size SAL_CALL calculatePreviewSize ( + double nSlideAspectRatio, + const css::awt::Size& rMaximumPreviewPixelSize) override; + +private: + PreviewRenderer maPreviewRenderer; + + /// @throws css::uno::RuntimeException + BitmapEx CreatePreview ( + const css::uno::Reference<css::drawing::XDrawPage>& rxSlide, + const css::awt::Size& rMaximumPreviewPixelSize, + sal_Int16 nSuperSampleFactor); + + /** @throws css::lang::DisposedException when the object has already been + disposed. + */ + void ThrowIfDisposed(); +}; + +} // end of namespace ::sd::presenter + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |