Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 257 insertions, 0 deletions

diff --git a/slideshow/source/engine/shapes/mediashape.cxx b/slideshow/source/engine/shapes/mediashape.cxx
new file mode 100644
index 000000000..a5cbb926f
--- /dev/null
+++ b/slideshow/source/engine/shapes/mediashape.cxx
@@ -0,0 +1,257 @@
+/* -*- 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 .
+ */
+
+
+#include <com/sun/star/drawing/XShape.hpp>
+#include <o3tl/safeint.hxx>
+#include <osl/diagnose.h>
+
+#include "mediashape.hxx"
+#include "viewmediashape.hxx"
+#include "externalshapebase.hxx"
+#include <slideshowcontext.hxx>
+#include <shape.hxx>
+#include <tools.hxx>
+
+#include <algorithm>
+
+
+using namespace ::com::sun::star;
+
+
+namespace slideshow::internal
+{
+        namespace {
+
+        /** Represents a media shape.
+
+            This implementation offers support for media shapes.
+            Such shapes need special treatment.
+         */
+        class MediaShape : public ExternalShapeBase
+        {
+        public:
+            /** Create a shape for the given XShape for a media object
+
+                @param xShape
+                The XShape to represent.
+
+                @param nPrio
+                Externally-determined shape priority (used e.g. for
+                paint ordering). This number _must be_ unique!
+             */
+            MediaShape( const css::uno::Reference< css::drawing::XShape >& xShape,
+                        double                                      nPrio,
+                        const SlideShowContext&                     rContext ); // throw ShapeLoadFailedException;
+
+        private:
+
+            // View layer methods
+
+
+            virtual void addViewLayer( const ViewLayerSharedPtr&    rNewLayer,
+                                       bool                         bRedrawLayer ) override;
+            virtual bool removeViewLayer( const ViewLayerSharedPtr& rNewLayer ) override;
+            virtual void clearAllViewLayers() override;
+
+
+            // ExternalShapeBase methods
+
+
+            virtual bool implRender( const ::basegfx::B2DRange& rCurrBounds ) const override;
+            virtual void implViewChanged( const UnoViewSharedPtr& rView ) override;
+            virtual void implViewsChanged() override;
+            virtual bool implStartIntrinsicAnimation() override;
+            virtual bool implEndIntrinsicAnimation() override;
+            virtual void implPauseIntrinsicAnimation() override;
+            virtual bool implIsIntrinsicAnimationPlaying() const override;
+            virtual void implSetIntrinsicAnimationTime(double) override;
+            void implSetLooping(bool bLooping) override;
+
+            /// the list of active view shapes (one for each registered view layer)
+            typedef ::std::vector< ViewMediaShapeSharedPtr > ViewMediaShapeVector;
+            ViewMediaShapeVector                             maViewMediaShapes;
+            bool                                             mbIsPlaying;
+        };
+
+        }
+
+        MediaShape::MediaShape( const uno::Reference< drawing::XShape >& xShape,
+                                  double                                     nPrio,
+                                const SlideShowContext&                  rContext ) :
+            ExternalShapeBase( xShape, nPrio, rContext ),
+            maViewMediaShapes(),
+            mbIsPlaying(false)
+        {
+        }
+
+
+        void MediaShape::implViewChanged( const UnoViewSharedPtr& rView )
+        {
+            const ::basegfx::B2DRectangle& rBounds = getBounds();
+            // determine ViewMediaShape that needs update
+            for( const auto& pViewMediaShape : maViewMediaShapes )
+                if( pViewMediaShape->getViewLayer()->isOnView( rView ) )
+                    pViewMediaShape->resize( rBounds );
+        }
+
+
+        void MediaShape::implViewsChanged()
+        {
+            const ::basegfx::B2DRectangle& rBounds = getBounds();
+            // resize all ViewShapes
+            for( const auto& pViewMediaShape : maViewMediaShapes )
+                pViewMediaShape->resize( rBounds );
+        }
+
+
+        void MediaShape::addViewLayer( const ViewLayerSharedPtr& rNewLayer,
+                                       bool                      bRedrawLayer )
+        {
+            maViewMediaShapes.push_back(
+                std::make_shared<ViewMediaShape>( rNewLayer,
+                                                  getXShape(),
+                                                  mxComponentContext ));
+
+            // push new size to view shape
+            maViewMediaShapes.back()->resize( getBounds() );
+
+            // render the Shape on the newly added ViewLayer
+            if( bRedrawLayer )
+                maViewMediaShapes.back()->render( getBounds() );
+        }
+
+
+        bool MediaShape::removeViewLayer( const ViewLayerSharedPtr& rLayer )
+        {
+            const ViewMediaShapeVector::iterator aEnd( maViewMediaShapes.end() );
+
+            OSL_ENSURE( ::std::count_if(maViewMediaShapes.begin(),
+                                        aEnd,
+                                        [&rLayer]
+                                        ( const ViewMediaShapeSharedPtr& pShape )
+                                        { return rLayer == pShape->getViewLayer(); } ) < 2,
+                        "MediaShape::removeViewLayer(): Duplicate ViewLayer entries!" );
+
+            ViewMediaShapeVector::iterator aIter;
+
+            if( (aIter=::std::remove_if( maViewMediaShapes.begin(),
+                                         aEnd,
+                                         [&rLayer]
+                                         ( const ViewMediaShapeSharedPtr& pShape )
+                                         { return rLayer == pShape->getViewLayer(); } ) ) == aEnd )
+            {
+                // view layer seemingly was not added, failed
+                return false;
+            }
+
+            // actually erase from container
+            maViewMediaShapes.erase( aIter, aEnd );
+
+            return true;
+        }
+
+
+        void MediaShape::clearAllViewLayers()
+        {
+            maViewMediaShapes.clear();
+        }
+
+
+        bool MediaShape::implRender( const ::basegfx::B2DRange& rCurrBounds ) const
+        {
+            // redraw all view shapes, by calling their update() method
+            if( o3tl::make_unsigned(::std::count_if( maViewMediaShapes.begin(),
+                                 maViewMediaShapes.end(),
+                                 [&rCurrBounds]
+                                 ( const ViewMediaShapeSharedPtr& pShape )
+                                 { return pShape->render( rCurrBounds ); } ))
+                != maViewMediaShapes.size() )
+            {
+                // at least one of the ViewShape::update() calls did return
+                // false - update failed on at least one ViewLayer
+                return false;
+            }
+
+            return true;
+        }
+
+
+        bool MediaShape::implStartIntrinsicAnimation()
+        {
+            for( const auto& pViewMediaShape : maViewMediaShapes )
+                pViewMediaShape->startMedia();
+
+            mbIsPlaying = true;
+
+            return true;
+        }
+
+
+        bool MediaShape::implEndIntrinsicAnimation()
+        {
+            for( const auto& pViewMediaShape : maViewMediaShapes )
+                pViewMediaShape->endMedia();
+
+            mbIsPlaying = false;
+
+            return true;
+        }
+
+
+        void MediaShape::implPauseIntrinsicAnimation()
+        {
+            for( const auto& pViewMediaShape : maViewMediaShapes )
+                pViewMediaShape->pauseMedia();
+
+            mbIsPlaying = false;
+        }
+
+
+        bool MediaShape::implIsIntrinsicAnimationPlaying() const
+        {
+            return mbIsPlaying;
+        }
+
+
+        void MediaShape::implSetIntrinsicAnimationTime(double fTime)
+        {
+            for( const auto& pViewMediaShape : maViewMediaShapes )
+                pViewMediaShape->setMediaTime( fTime );
+        }
+
+        void MediaShape::implSetLooping(bool bLooping)
+        {
+            for (const auto& pViewMediaShape : maViewMediaShapes)
+            {
+                pViewMediaShape->setLooping(bLooping);
+            }
+        }
+
+        ShapeSharedPtr createMediaShape(
+            const uno::Reference< drawing::XShape >& xShape,
+            double                                   nPrio,
+            const SlideShowContext&                  rContext)
+        {
+            return std::make_shared<MediaShape>(xShape, nPrio, rContext);
+        }
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */