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-rw-r--r-- | slideshow/source/engine/shapes/externalshapebase.hxx | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/slideshow/source/engine/shapes/externalshapebase.hxx b/slideshow/source/engine/shapes/externalshapebase.hxx new file mode 100644 index 000000000..d8c208db2 --- /dev/null +++ b/slideshow/source/engine/shapes/externalshapebase.hxx @@ -0,0 +1,131 @@ +/* -*- 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 . + */ + +#ifndef INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_EXTERNALSHAPEBASE_HXX +#define INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_EXTERNALSHAPEBASE_HXX + +#include <iexternalmediashapebase.hxx> +#include <unoview.hxx> +#include <slideshowcontext.hxx> + + +namespace slideshow::internal + { + /** Base class for shapes rendered by external engines. + + Used as the common base for e.g. MediaShape or + AppletShape, all of which are rendered by external + components (and all employ distinct windows). + + Please note that this base class indeed assumes the shape + does not interfere with the internal shapes in any way + (including mutual overdraw). It therefore reports yes for + the isBackgroundDetached() question. + */ + class ExternalShapeBase : public IExternalMediaShapeBase + { + public: + /** Create a shape for the given XShape for an external shape + + @param xShape + The XShape to represent. + + @param nPrio + Externally-determined shape priority (used e.g. for + paint ordering). This number _must be_ unique! + */ + ExternalShapeBase( const css::uno::Reference< css::drawing::XShape >& xShape, + double nPrio, + const SlideShowContext& rContext ); // throw ShapeLoadFailedException; + virtual ~ExternalShapeBase() override; + + virtual css::uno::Reference< css::drawing::XShape > getXShape() const override; + + // animation methods + + + virtual void play() override; + virtual void stop() override; + virtual void pause() override; + virtual bool isPlaying() const override; + virtual void setMediaTime(double) override; + void setLooping(bool bLooping) override; + + // render methods + + + virtual bool update() const override; + virtual bool render() const override; + virtual bool isContentChanged() const override; + + + // Shape attributes + + + virtual ::basegfx::B2DRectangle getBounds() const override; + virtual ::basegfx::B2DRectangle getDomBounds() const override; + virtual ::basegfx::B2DRectangle getUpdateArea() const override; + virtual bool isVisible() const override; + virtual double getPriority() const override; + virtual bool isBackgroundDetached() const override; + + protected: + const css::uno::Reference<css::uno::XComponentContext> mxComponentContext; + + private: + class ExternalShapeBaseListener; friend class ExternalShapeBaseListener; + + /// override in derived class to render preview + virtual bool implRender( const ::basegfx::B2DRange& rCurrBounds ) const = 0; + + /// override in derived class to resize + virtual void implViewChanged( const UnoViewSharedPtr& rView ) = 0; + /// override in derived class to resize + virtual void implViewsChanged() = 0; + + /// override in derived class to start external viewer + virtual bool implStartIntrinsicAnimation() = 0; + /// override in derived class to stop external viewer + virtual bool implEndIntrinsicAnimation() = 0; + /// override in derived class to pause external viewer + virtual void implPauseIntrinsicAnimation() = 0; + /// override in derived class to return status of animation + virtual bool implIsIntrinsicAnimationPlaying() const = 0; + /// override in derived class to set media time + virtual void implSetIntrinsicAnimationTime(double) = 0; + virtual void implSetLooping(bool /*bLooping*/) {} + + + /// The associated XShape + css::uno::Reference< css::drawing::XShape > mxShape; + + std::shared_ptr<ExternalShapeBaseListener> mpListener; + + SubsettableShapeManagerSharedPtr mpShapeManager; + EventMultiplexer& mrEventMultiplexer; + + // The attributes of this Shape + const double mnPriority; + ::basegfx::B2DRectangle maBounds; + }; +} + +#endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_SHAPES_EXTERNALSHAPEBASE_HXX + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |