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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /slideshow/source/engine/shapes/appletshape.cxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+/* -*- 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 "appletshape.hxx"
+#include "externalshapebase.hxx"
+#include "viewappletshape.hxx"
+#include <tools.hxx>
+
+#include <algorithm>
+
+
+using namespace ::com::sun::star;
+
+
+namespace slideshow::internal
+{
+ namespace {
+
+ /** Represents an applet shape.
+
+ This implementation offers support for applet shapes (both
+ Java applets, and Netscape plugins). Such shapes need
+ special treatment.
+ */
+ class AppletShape : public ExternalShapeBase
+ {
+ public:
+ /** Create a shape for the given XShape for an applet object
+
+ @param xShape
+ The XShape to represent.
+
+ @param nPrio
+ Externally-determined shape priority (used e.g. for
+ paint ordering). This number _must be_ unique!
+
+ @param rServiceName
+ Service name to use, when creating the actual viewer
+ component
+
+ @param pPropCopyTable
+ Table of plain ASCII property names, to copy from
+ xShape to applet.
+
+ @param nNumPropEntries
+ Number of property table entries (in pPropCopyTable)
+ */
+ AppletShape( const css::uno::Reference< css::drawing::XShape >& xShape,
+ double nPrio,
+ const OUString& rServiceName,
+ const char** pPropCopyTable,
+ std::size_t nNumPropEntries,
+ 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;
+
+ const OUString maServiceName;
+ const char** mpPropCopyTable;
+ const std::size_t mnNumPropEntries;
+
+ /// the list of active view shapes (one for each registered view layer)
+ typedef ::std::vector< ViewAppletShapeSharedPtr > ViewAppletShapeVector;
+ ViewAppletShapeVector maViewAppletShapes;
+ bool mbIsPlaying;
+ };
+
+ }
+
+ AppletShape::AppletShape( const uno::Reference< drawing::XShape >& xShape,
+ double nPrio,
+ const OUString& rServiceName,
+ const char** pPropCopyTable,
+ std::size_t nNumPropEntries,
+ const SlideShowContext& rContext ) :
+ ExternalShapeBase( xShape, nPrio, rContext ),
+ maServiceName( rServiceName ),
+ mpPropCopyTable( pPropCopyTable ),
+ mnNumPropEntries( nNumPropEntries ),
+ maViewAppletShapes(),
+ mbIsPlaying(false)
+ {
+ }
+
+
+ void AppletShape::implViewChanged( const UnoViewSharedPtr& rView )
+ {
+ const ::basegfx::B2DRectangle& rBounds = getBounds();
+ // determine ViewAppletShape that needs update
+ for( const auto& pViewAppletShape : maViewAppletShapes )
+ {
+ if( pViewAppletShape->getViewLayer()->isOnView( rView ) )
+ pViewAppletShape->resize( rBounds );
+ }
+ }
+
+
+ void AppletShape::implViewsChanged()
+ {
+ // resize all ViewShapes
+ const ::basegfx::B2DRectangle& rBounds = getBounds();
+ for( const auto& pViewAppletShape : maViewAppletShapes )
+ pViewAppletShape->resize( rBounds );
+ }
+
+
+ void AppletShape::addViewLayer( const ViewLayerSharedPtr& rNewLayer,
+ bool bRedrawLayer )
+ {
+ try
+ {
+ maViewAppletShapes.push_back(
+ std::make_shared<ViewAppletShape>( rNewLayer,
+ getXShape(),
+ maServiceName,
+ mpPropCopyTable,
+ mnNumPropEntries,
+ mxComponentContext ));
+
+ // push new size to view shape
+ maViewAppletShapes.back()->resize( getBounds() );
+
+ // render the Shape on the newly added ViewLayer
+ if( bRedrawLayer )
+ maViewAppletShapes.back()->render( getBounds() );
+ }
+ catch(uno::Exception&)
+ {
+ // ignore failed shapes - slideshow should run with
+ // the remaining content
+ }
+ }
+
+
+ bool AppletShape::removeViewLayer( const ViewLayerSharedPtr& rLayer )
+ {
+ const ViewAppletShapeVector::iterator aEnd( maViewAppletShapes.end() );
+
+ OSL_ENSURE( ::std::count_if(maViewAppletShapes.begin(),
+ aEnd,
+ [&rLayer]
+ ( const ViewAppletShapeSharedPtr& pShape )
+ { return rLayer == pShape->getViewLayer(); } ) < 2,
+ "AppletShape::removeViewLayer(): Duplicate ViewLayer entries!" );
+
+ ViewAppletShapeVector::iterator aIter;
+
+ if( (aIter=::std::remove_if( maViewAppletShapes.begin(),
+ aEnd,
+ [&rLayer]
+ ( const ViewAppletShapeSharedPtr& pShape )
+ { return rLayer == pShape->getViewLayer(); } ) ) == aEnd )
+ {
+ // view layer seemingly was not added, failed
+ return false;
+ }
+
+ // actually erase from container
+ maViewAppletShapes.erase( aIter, aEnd );
+
+ return true;
+ }
+
+
+ void AppletShape::clearAllViewLayers()
+ {
+ maViewAppletShapes.clear();
+ }
+
+
+ bool AppletShape::implRender( const ::basegfx::B2DRange& rCurrBounds ) const
+ {
+ // redraw all view shapes, by calling their update() method
+ if( ::std::count_if( maViewAppletShapes.begin(),
+ maViewAppletShapes.end(),
+ [&rCurrBounds]
+ ( const ViewAppletShapeSharedPtr& pShape )
+ { return pShape->render( rCurrBounds ); } )
+ != static_cast<ViewAppletShapeVector::difference_type>(maViewAppletShapes.size()) )
+ {
+ // at least one of the ViewShape::update() calls did return
+ // false - update failed on at least one ViewLayer
+ return false;
+ }
+
+ return true;
+ }
+
+
+ bool AppletShape::implStartIntrinsicAnimation()
+ {
+ const ::basegfx::B2DRectangle& rBounds = getBounds();
+ for( const auto& pViewAppletShape : maViewAppletShapes )
+ pViewAppletShape->startApplet( rBounds );
+
+ mbIsPlaying = true;
+
+ return true;
+ }
+
+
+ bool AppletShape::implEndIntrinsicAnimation()
+ {
+ for( const auto& pViewAppletShape : maViewAppletShapes )
+ pViewAppletShape->endApplet();
+
+ mbIsPlaying = false;
+
+ return true;
+ }
+
+
+ void AppletShape::implPauseIntrinsicAnimation()
+ {
+ // TODO(F1): any way of temporarily disabling/deactivating
+ // applets?
+ }
+
+
+ bool AppletShape::implIsIntrinsicAnimationPlaying() const
+ {
+ return mbIsPlaying;
+ }
+
+
+ void AppletShape::implSetIntrinsicAnimationTime(double)
+ {
+ // No way of doing this, or?
+ }
+
+ std::shared_ptr<Shape> createAppletShape(
+ const uno::Reference< drawing::XShape >& xShape,
+ double nPrio,
+ const OUString& rServiceName,
+ const char** pPropCopyTable,
+ std::size_t nNumPropEntries,
+ const SlideShowContext& rContext )
+ {
+ return std::make_shared<AppletShape>(xShape,
+ nPrio,
+ rServiceName,
+ pPropCopyTable,
+ nNumPropEntries,
+ rContext);
+ }
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */