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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/slide/slideimpl.cxx
parentInitial commit. (diff)
downloadlibreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz
libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'slideshow/source/engine/slide/slideimpl.cxx')
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diff --git a/slideshow/source/engine/slide/slideimpl.cxx b/slideshow/source/engine/slide/slideimpl.cxx
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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 <osl/diagnose.hxx>
+#include <tools/diagnose_ex.h>
+#include <cppcanvas/basegfxfactory.hxx>
+
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/point/b2dpoint.hxx>
+
+#include <com/sun/star/awt/SystemPointer.hpp>
+#include <com/sun/star/drawing/XMasterPageTarget.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/presentation/ParagraphTarget.hpp>
+#include <com/sun/star/presentation/EffectNodeType.hpp>
+
+#include <slide.hxx>
+#include <slideshowcontext.hxx>
+#include "slideanimations.hxx"
+#include <doctreenode.hxx>
+#include <screenupdater.hxx>
+#include <cursormanager.hxx>
+#include <shapeimporter.hxx>
+#include <slideshowexceptions.hxx>
+#include <eventqueue.hxx>
+#include <activitiesqueue.hxx>
+#include "layermanager.hxx"
+#include "shapemanagerimpl.hxx"
+#include <usereventqueue.hxx>
+#include "userpaintoverlay.hxx"
+#include "targetpropertiescreator.hxx"
+#include <tools.hxx>
+
+using namespace ::com::sun::star;
+
+
+namespace slideshow::internal
+{
+namespace
+{
+
+class SlideImpl : public Slide,
+ public CursorManager,
+ public ViewEventHandler,
+ public ::osl::DebugBase<SlideImpl>
+{
+public:
+ SlideImpl( const uno::Reference<drawing::XDrawPage>& xDrawPage,
+ const uno::Reference<drawing::XDrawPagesSupplier>& xDrawPages,
+ const uno::Reference<animations::XAnimationNode>& xRootNode,
+ EventQueue& rEventQueue,
+ EventMultiplexer& rEventMultiplexer,
+ ScreenUpdater& rScreenUpdater,
+ ActivitiesQueue& rActivitiesQueue,
+ UserEventQueue& rUserEventQueue,
+ CursorManager& rCursorManager,
+ MediaFileManager& rMediaFileManager,
+ const UnoViewContainer& rViewContainer,
+ const uno::Reference<uno::XComponentContext>& xContext,
+ const ShapeEventListenerMap& rShapeListenerMap,
+ const ShapeCursorMap& rShapeCursorMap,
+ const PolyPolygonVector& rPolyPolygonVector,
+ RGBColor const& rUserPaintColor,
+ double dUserPaintStrokeWidth,
+ bool bUserPaintEnabled,
+ bool bIntrinsicAnimationsAllowed,
+ bool bDisableAnimationZOrder );
+
+ virtual ~SlideImpl() override;
+
+
+ // Slide interface
+
+
+ virtual void prefetch() override;
+ virtual void show( bool ) override;
+ virtual void hide() override;
+
+ virtual basegfx::B2ISize getSlideSize() const override;
+ virtual uno::Reference<drawing::XDrawPage > getXDrawPage() const override;
+ virtual uno::Reference<animations::XAnimationNode> getXAnimationNode() const override;
+ virtual PolyPolygonVector getPolygons() override;
+ virtual void drawPolygons() const override;
+ virtual bool isPaintOverlayActive() const override;
+ virtual void enablePaintOverlay() override;
+ virtual void update_settings( bool bUserPaintEnabled, RGBColor const& aUserPaintColor, double dUserPaintStrokeWidth ) override;
+
+
+ // TODO(F2): Rework SlideBitmap to no longer be based on XBitmap,
+ // but on canvas-independent basegfx bitmaps
+ virtual SlideBitmapSharedPtr getCurrentSlideBitmap( const UnoViewSharedPtr& rView ) const override;
+
+
+private:
+ // ViewEventHandler
+ virtual void viewAdded( const UnoViewSharedPtr& rView ) override;
+ virtual void viewRemoved( const UnoViewSharedPtr& rView ) override;
+ virtual void viewChanged( const UnoViewSharedPtr& rView ) override;
+ virtual void viewsChanged() override;
+
+ // CursorManager
+ virtual bool requestCursor( sal_Int16 nCursorShape ) override;
+ virtual void resetCursor() override;
+
+ void activatePaintOverlay();
+ void deactivatePaintOverlay();
+
+ /** Query whether the slide has animations at all
+
+ If the slide doesn't have animations, show() displays
+ only static content. If an event is registered with
+ registerSlideEndEvent(), this event will be
+ immediately activated at the end of the show() method.
+
+ @return true, if this slide has animations, false
+ otherwise
+ */
+ bool isAnimated();
+
+ /// Set all Shapes to their initial attributes for slideshow
+ bool applyInitialShapeAttributes( const css::uno::Reference< css::animations::XAnimationNode >& xRootAnimationNode );
+
+ /// Set shapes to attributes corresponding to initial or final state of slide
+ void applyShapeAttributes(
+ const css::uno::Reference< css::animations::XAnimationNode >& xRootAnimationNode,
+ bool bInitial) const;
+
+ /// Renders current slide content to bitmap
+ SlideBitmapSharedPtr createCurrentSlideBitmap(
+ const UnoViewSharedPtr& rView,
+ ::basegfx::B2ISize const & rSlideSize ) const;
+
+ /// Prefetch all shapes (not the animations)
+ bool loadShapes();
+
+ /// Retrieve slide size from XDrawPage
+ basegfx::B2ISize getSlideSizeImpl() const;
+
+ /// Prefetch show, but don't call applyInitialShapeAttributes()
+ bool implPrefetchShow();
+
+ /// Add Polygons to the member maPolygons
+ void addPolygons(const PolyPolygonVector& rPolygons);
+
+ // Types
+ // =====
+
+ enum SlideAnimationState
+ {
+ CONSTRUCTING_STATE=0,
+ INITIAL_STATE=1,
+ SHOWING_STATE=2,
+ FINAL_STATE=3,
+ SlideAnimationState_NUM_ENTRIES=4
+ };
+
+ typedef std::vector< SlideBitmapSharedPtr > VectorOfSlideBitmaps;
+ /** Vector of slide bitmaps.
+
+ Since the bitmap content is sensitive to animation
+ effects, we have an inner vector containing a distinct
+ bitmap for each of the SlideAnimationStates.
+ */
+ typedef ::std::vector< std::pair< UnoViewSharedPtr,
+ VectorOfSlideBitmaps > > VectorOfVectorOfSlideBitmaps;
+
+
+ // Member variables
+ // ================
+
+ /// The page model object
+ uno::Reference< drawing::XDrawPage > mxDrawPage;
+ uno::Reference< drawing::XDrawPagesSupplier > mxDrawPagesSupplier;
+ uno::Reference< animations::XAnimationNode > mxRootNode;
+
+ LayerManagerSharedPtr mpLayerManager;
+ std::shared_ptr<ShapeManagerImpl> mpShapeManager;
+ std::shared_ptr<SubsettableShapeManager> mpSubsettableShapeManager;
+
+ /// Contains common objects needed throughout the slideshow
+ SlideShowContext maContext;
+
+ /// parent cursor manager
+ CursorManager& mrCursorManager;
+
+ /// Handles the animation and event generation for us
+ SlideAnimations maAnimations;
+ PolyPolygonVector maPolygons;
+
+ RGBColor maUserPaintColor;
+ double mdUserPaintStrokeWidth;
+ UserPaintOverlaySharedPtr mpPaintOverlay;
+
+ /// Bitmaps with slide content at various states
+ mutable VectorOfVectorOfSlideBitmaps maSlideBitmaps;
+
+ SlideAnimationState meAnimationState;
+
+ const basegfx::B2ISize maSlideSize;
+
+ sal_Int16 mnCurrentCursor;
+
+ /// True, when intrinsic shape animations are allowed
+ bool mbIntrinsicAnimationsAllowed;
+
+ /// True, when user paint overlay is enabled
+ bool mbUserPaintOverlayEnabled;
+
+ /// True, if initial load of all page shapes succeeded
+ bool mbShapesLoaded;
+
+ /// True, if initial load of all animation info succeeded
+ bool mbShowLoaded;
+
+ /** True, if this slide is not static.
+
+ If this slide has animated content, this variable will
+ be true, and false otherwise.
+ */
+ bool mbHaveAnimations;
+
+ /** True, if this slide has a main animation sequence.
+
+ If this slide has animation content, which in turn has
+ a main animation sequence (which must be fully run
+ before EventMultiplexer::notifySlideAnimationsEnd() is
+ called), this member is true.
+ */
+ bool mbMainSequenceFound;
+
+ /// When true, show() was called. Slide hidden otherwise.
+ bool mbActive;
+
+ /// When true, enablePaintOverlay was called and mbUserPaintOverlay = true
+ bool mbPaintOverlayActive;
+
+ /// When true, final state attributes are already applied to shapes
+ bool mbFinalStateApplied;
+};
+
+
+void slideRenderer( SlideImpl const * pSlide, const UnoViewSharedPtr& rView )
+{
+ // fully clear view content to background color
+ rView->clearAll();
+
+ SlideBitmapSharedPtr pBitmap( pSlide->getCurrentSlideBitmap( rView ) );
+ ::cppcanvas::CanvasSharedPtr pCanvas( rView->getCanvas() );
+
+ const ::basegfx::B2DHomMatrix aViewTransform( rView->getTransformation() );
+ const ::basegfx::B2DPoint aOutPosPixel( aViewTransform * ::basegfx::B2DPoint() );
+
+ // setup a canvas with device coordinate space, the slide
+ // bitmap already has the correct dimension.
+ ::cppcanvas::CanvasSharedPtr pDevicePixelCanvas( pCanvas->clone() );
+ pDevicePixelCanvas->setTransformation( ::basegfx::B2DHomMatrix() );
+
+ // render at given output position
+ pBitmap->move( aOutPosPixel );
+
+ // clear clip (might have been changed, e.g. from comb
+ // transition)
+ pBitmap->clip( ::basegfx::B2DPolyPolygon() );
+ pBitmap->draw( pDevicePixelCanvas );
+}
+
+
+SlideImpl::SlideImpl( const uno::Reference< drawing::XDrawPage >& xDrawPage,
+ const uno::Reference<drawing::XDrawPagesSupplier>& xDrawPages,
+ const uno::Reference< animations::XAnimationNode >& xRootNode,
+ EventQueue& rEventQueue,
+ EventMultiplexer& rEventMultiplexer,
+ ScreenUpdater& rScreenUpdater,
+ ActivitiesQueue& rActivitiesQueue,
+ UserEventQueue& rUserEventQueue,
+ CursorManager& rCursorManager,
+ MediaFileManager& rMediaFileManager,
+ const UnoViewContainer& rViewContainer,
+ const uno::Reference< uno::XComponentContext >& xComponentContext,
+ const ShapeEventListenerMap& rShapeListenerMap,
+ const ShapeCursorMap& rShapeCursorMap,
+ const PolyPolygonVector& rPolyPolygonVector,
+ RGBColor const& aUserPaintColor,
+ double dUserPaintStrokeWidth,
+ bool bUserPaintEnabled,
+ bool bIntrinsicAnimationsAllowed,
+ bool bDisableAnimationZOrder ) :
+ mxDrawPage( xDrawPage ),
+ mxDrawPagesSupplier( xDrawPages ),
+ mxRootNode( xRootNode ),
+ mpLayerManager( std::make_shared<LayerManager>(
+ rViewContainer,
+ bDisableAnimationZOrder) ),
+ mpShapeManager( std::make_shared<ShapeManagerImpl>(
+ rEventMultiplexer,
+ mpLayerManager,
+ rCursorManager,
+ rShapeListenerMap,
+ rShapeCursorMap,
+ xDrawPage)),
+ mpSubsettableShapeManager( mpShapeManager ),
+ maContext( mpSubsettableShapeManager,
+ rEventQueue,
+ rEventMultiplexer,
+ rScreenUpdater,
+ rActivitiesQueue,
+ rUserEventQueue,
+ *this,
+ rMediaFileManager,
+ rViewContainer,
+ xComponentContext ),
+ mrCursorManager( rCursorManager ),
+ maAnimations( maContext,
+ basegfx::B2DSize( getSlideSizeImpl() ) ),
+ maPolygons(rPolyPolygonVector),
+ maUserPaintColor(aUserPaintColor),
+ mdUserPaintStrokeWidth(dUserPaintStrokeWidth),
+ mpPaintOverlay(),
+ maSlideBitmaps(),
+ meAnimationState( CONSTRUCTING_STATE ),
+ maSlideSize(getSlideSizeImpl()),
+ mnCurrentCursor( awt::SystemPointer::ARROW ),
+ mbIntrinsicAnimationsAllowed( bIntrinsicAnimationsAllowed ),
+ mbUserPaintOverlayEnabled(bUserPaintEnabled),
+ mbShapesLoaded( false ),
+ mbShowLoaded( false ),
+ mbHaveAnimations( false ),
+ mbMainSequenceFound( false ),
+ mbActive( false ),
+ mbPaintOverlayActive( false ),
+ mbFinalStateApplied( false )
+{
+ // clone already existing views for slide bitmaps
+ for( const auto& rView : rViewContainer )
+ viewAdded( rView );
+
+ // register screen update (LayerManager needs to signal pending
+ // updates)
+ maContext.mrScreenUpdater.addViewUpdate(mpShapeManager);
+}
+
+void SlideImpl::update_settings( bool bUserPaintEnabled, RGBColor const& aUserPaintColor, double dUserPaintStrokeWidth )
+{
+ maUserPaintColor = aUserPaintColor;
+ mdUserPaintStrokeWidth = dUserPaintStrokeWidth;
+ mbUserPaintOverlayEnabled = bUserPaintEnabled;
+}
+
+SlideImpl::~SlideImpl()
+{
+ if( mpShapeManager )
+ {
+ maContext.mrScreenUpdater.removeViewUpdate(mpShapeManager);
+ mpShapeManager->dispose();
+
+ // TODO(Q3): Make sure LayerManager (and thus Shapes) dies
+ // first, because SlideShowContext has SubsettableShapeManager
+ // as reference member.
+ mpLayerManager.reset();
+ }
+}
+
+void SlideImpl::prefetch()
+{
+ if( !mxRootNode.is() )
+ return;
+
+ applyInitialShapeAttributes(mxRootNode);
+}
+
+void SlideImpl::show( bool bSlideBackgoundPainted )
+{
+ if( mbActive )
+ return; // already active
+
+ if( !mpShapeManager || !mpLayerManager )
+ return; // disposed
+
+ // set initial shape attributes (e.g. hide shapes that have
+ // 'appear' effect set)
+ if( !applyInitialShapeAttributes(mxRootNode) )
+ return;
+
+ // activate and take over view - clears view, if necessary
+ mbActive = true;
+ requestCursor( mnCurrentCursor );
+
+ // enable shape management & event broadcasting for shapes of this
+ // slide. Also enables LayerManager to record updates. Currently,
+ // never let LayerManager render initial slide content, use
+ // buffered slide bitmaps instead.
+ mpShapeManager->activate();
+
+
+ // render slide to screen, if requested
+ if( !bSlideBackgoundPainted )
+ {
+ for( const auto& rContext : maContext.mrViewContainer )
+ slideRenderer( this, rContext );
+
+ maContext.mrScreenUpdater.notifyUpdate();
+ }
+
+
+ // fire up animations
+ const bool bIsAnimated( isAnimated() );
+ if( bIsAnimated )
+ maAnimations.start(); // feeds initial events into queue
+
+ // NOTE: this looks slightly weird, but is indeed correct:
+ // as isAnimated() might return false, _although_ there is
+ // a main sequence (because the animation nodes don't
+ // contain any executable effects), we gotta check both
+ // conditions here.
+ if( !bIsAnimated || !mbMainSequenceFound )
+ {
+ // manually trigger a slide animation end event (we don't have
+ // animations at all, or we don't have a main animation
+ // sequence, but if we had, it'd end now). Note that having
+ // animations alone does not matter here, as only main
+ // sequence animations prevents showing the next slide on
+ // nextEvent().
+ maContext.mrEventMultiplexer.notifySlideAnimationsEnd();
+ }
+
+ // enable shape-intrinsic animations (drawing layer animations or
+ // GIF animations)
+ if( mbIntrinsicAnimationsAllowed )
+ mpSubsettableShapeManager->notifyIntrinsicAnimationsEnabled();
+
+ // enable paint overlay, if maUserPaintColor is valid
+ activatePaintOverlay();
+
+
+ // from now on, animations might be showing
+ meAnimationState = SHOWING_STATE;
+}
+
+void SlideImpl::hide()
+{
+ if( !mbActive || !mpShapeManager )
+ return; // already hidden/disposed
+
+
+ // from now on, all animations are stopped
+ meAnimationState = FINAL_STATE;
+
+
+ // disable user paint overlay under all circumstances,
+ // this slide now ceases to be active.
+ deactivatePaintOverlay();
+
+
+ // switch off all shape-intrinsic animations.
+ mpSubsettableShapeManager->notifyIntrinsicAnimationsDisabled();
+
+ // force-end all SMIL animations, too
+ maAnimations.end();
+
+
+ // disable shape management & event broadcasting for shapes of this
+ // slide. Also disables LayerManager.
+ mpShapeManager->deactivate();
+
+ // vanish from view
+ resetCursor();
+ mbActive = false;
+}
+
+basegfx::B2ISize SlideImpl::getSlideSize() const
+{
+ return maSlideSize;
+}
+
+uno::Reference<drawing::XDrawPage > SlideImpl::getXDrawPage() const
+{
+ return mxDrawPage;
+}
+
+uno::Reference<animations::XAnimationNode> SlideImpl::getXAnimationNode() const
+{
+ return mxRootNode;
+}
+
+PolyPolygonVector SlideImpl::getPolygons()
+{
+ if(mbPaintOverlayActive)
+ maPolygons = mpPaintOverlay->getPolygons();
+ return maPolygons;
+}
+
+SlideBitmapSharedPtr SlideImpl::getCurrentSlideBitmap( const UnoViewSharedPtr& rView ) const
+{
+ // search corresponding entry in maSlideBitmaps (which
+ // contains the views as the key)
+ VectorOfVectorOfSlideBitmaps::iterator aIter;
+ const VectorOfVectorOfSlideBitmaps::iterator aEnd( maSlideBitmaps.end() );
+ if( (aIter=std::find_if( maSlideBitmaps.begin(),
+ aEnd,
+ [&rView]
+ ( const VectorOfVectorOfSlideBitmaps::value_type& cp )
+ { return rView == cp.first; } ) ) == aEnd )
+ {
+ // corresponding view not found - maybe view was not
+ // added to Slide?
+ ENSURE_OR_THROW( false,
+ "SlideImpl::getInitialSlideBitmap(): view does not "
+ "match any of the added ones" );
+ }
+
+ // ensure that the show is loaded
+ if( !mbShowLoaded )
+ {
+ // only prefetch and init shapes when not done already
+ // (otherwise, at least applyInitialShapeAttributes() will be
+ // called twice for initial slide rendering). Furthermore,
+ // applyInitialShapeAttributes() _always_ performs
+ // initializations, which would be highly unwanted during a
+ // running show. OTOH, a slide whose mbShowLoaded is false is
+ // guaranteed not be running a show.
+
+ // set initial shape attributes (e.g. hide 'appear' effect
+ // shapes)
+ if( !const_cast<SlideImpl*>(this)->applyInitialShapeAttributes( mxRootNode ) )
+ ENSURE_OR_THROW(false,
+ "SlideImpl::getCurrentSlideBitmap(): Cannot "
+ "apply initial attributes");
+ }
+
+ SlideBitmapSharedPtr& rBitmap( aIter->second.at( meAnimationState ));
+ const ::basegfx::B2ISize& rSlideSize(
+ getSlideSizePixel( ::basegfx::B2DSize( getSlideSize() ),
+ rView ));
+
+ // is the bitmap valid (actually existent, and of correct
+ // size)?
+ if( !rBitmap || rBitmap->getSize() != rSlideSize )
+ {
+ // no bitmap there yet, or wrong size - create one
+ rBitmap = createCurrentSlideBitmap(rView, rSlideSize);
+ }
+
+ return rBitmap;
+}
+
+
+// private methods
+
+
+void SlideImpl::viewAdded( const UnoViewSharedPtr& rView )
+{
+ maSlideBitmaps.emplace_back( rView,
+ VectorOfSlideBitmaps(SlideAnimationState_NUM_ENTRIES) );
+
+ if( mpLayerManager )
+ mpLayerManager->viewAdded( rView );
+}
+
+void SlideImpl::viewRemoved( const UnoViewSharedPtr& rView )
+{
+ if( mpLayerManager )
+ mpLayerManager->viewRemoved( rView );
+
+ const VectorOfVectorOfSlideBitmaps::iterator aEnd( maSlideBitmaps.end() );
+ maSlideBitmaps.erase(
+ std::remove_if( maSlideBitmaps.begin(),
+ aEnd,
+ [&rView]
+ ( const VectorOfVectorOfSlideBitmaps::value_type& cp )
+ { return rView == cp.first; } ),
+ aEnd );
+}
+
+void SlideImpl::viewChanged( const UnoViewSharedPtr& rView )
+{
+ // nothing to do for the Slide - getCurrentSlideBitmap() lazily
+ // handles bitmap resizes
+ if( mbActive && mpLayerManager )
+ mpLayerManager->viewChanged(rView);
+}
+
+void SlideImpl::viewsChanged()
+{
+ // nothing to do for the Slide - getCurrentSlideBitmap() lazily
+ // handles bitmap resizes
+ if( mbActive && mpLayerManager )
+ mpLayerManager->viewsChanged();
+}
+
+bool SlideImpl::requestCursor( sal_Int16 nCursorShape )
+{
+ mnCurrentCursor = nCursorShape;
+ return mrCursorManager.requestCursor(mnCurrentCursor);
+}
+
+void SlideImpl::resetCursor()
+{
+ mnCurrentCursor = awt::SystemPointer::ARROW;
+ mrCursorManager.resetCursor();
+}
+
+bool SlideImpl::isAnimated()
+{
+ // prefetch, but don't apply initial shape attributes
+ if( !implPrefetchShow() )
+ return false;
+
+ return mbHaveAnimations && maAnimations.isAnimated();
+}
+
+SlideBitmapSharedPtr SlideImpl::createCurrentSlideBitmap( const UnoViewSharedPtr& rView,
+ const ::basegfx::B2ISize& rBmpSize ) const
+{
+ ENSURE_OR_THROW( rView && rView->getCanvas(),
+ "SlideImpl::createCurrentSlideBitmap(): Invalid view" );
+ ENSURE_OR_THROW( mpLayerManager,
+ "SlideImpl::createCurrentSlideBitmap(): Invalid layer manager" );
+ ENSURE_OR_THROW( mbShowLoaded,
+ "SlideImpl::createCurrentSlideBitmap(): No show loaded" );
+
+ // tdf#96083 ensure end state settings are applied to shapes once when bitmap gets re-rendered
+ // in that state
+ if(!mbFinalStateApplied && FINAL_STATE == meAnimationState && mxRootNode.is())
+ {
+ const_cast< SlideImpl* >(this)->mbFinalStateApplied = true;
+ applyShapeAttributes(mxRootNode, false);
+ }
+
+ ::cppcanvas::CanvasSharedPtr pCanvas( rView->getCanvas() );
+
+ // create a bitmap of appropriate size
+ ::cppcanvas::BitmapSharedPtr pBitmap(
+ ::cppcanvas::BaseGfxFactory::createBitmap(
+ pCanvas,
+ rBmpSize ) );
+
+ ENSURE_OR_THROW( pBitmap,
+ "SlideImpl::createCurrentSlideBitmap(): Cannot create page bitmap" );
+
+ ::cppcanvas::BitmapCanvasSharedPtr pBitmapCanvas( pBitmap->getBitmapCanvas() );
+
+ ENSURE_OR_THROW( pBitmapCanvas,
+ "SlideImpl::createCurrentSlideBitmap(): Cannot create page bitmap canvas" );
+
+ // apply linear part of destination canvas transformation (linear means in this context:
+ // transformation without any translational components)
+ ::basegfx::B2DHomMatrix aLinearTransform( rView->getTransformation() );
+ aLinearTransform.set( 0, 2, 0.0 );
+ aLinearTransform.set( 1, 2, 0.0 );
+ pBitmapCanvas->setTransformation( aLinearTransform );
+
+ // output all shapes to bitmap
+ initSlideBackground( pBitmapCanvas, rBmpSize );
+ mpLayerManager->renderTo( pBitmapCanvas );
+
+ return std::make_shared<SlideBitmap>( pBitmap );
+}
+
+class MainSequenceSearcher
+{
+public:
+ MainSequenceSearcher()
+ {
+ maSearchKey.Name = "node-type";
+ maSearchKey.Value <<= presentation::EffectNodeType::MAIN_SEQUENCE;
+ }
+
+ void operator()( const uno::Reference< animations::XAnimationNode >& xChildNode )
+ {
+ uno::Sequence< beans::NamedValue > aUserData( xChildNode->getUserData() );
+
+ if( findNamedValue( aUserData, maSearchKey ) )
+ {
+ maMainSequence = xChildNode;
+ }
+ }
+
+ const uno::Reference< animations::XAnimationNode >& getMainSequence() const
+ {
+ return maMainSequence;
+ }
+
+private:
+ beans::NamedValue maSearchKey;
+ uno::Reference< animations::XAnimationNode > maMainSequence;
+};
+
+bool SlideImpl::implPrefetchShow()
+{
+ if( mbShowLoaded )
+ return true;
+
+ ENSURE_OR_RETURN_FALSE( mxDrawPage.is(),
+ "SlideImpl::implPrefetchShow(): Invalid draw page" );
+ ENSURE_OR_RETURN_FALSE( mpLayerManager,
+ "SlideImpl::implPrefetchShow(): Invalid layer manager" );
+
+ // fetch desired page content
+ // ==========================
+
+ if( !loadShapes() )
+ return false;
+
+ // New animations framework: import the shape effect info
+ // ======================================================
+
+ try
+ {
+ if( mxRootNode.is() )
+ {
+ if( !maAnimations.importAnimations( mxRootNode ) )
+ {
+ OSL_FAIL( "SlideImpl::implPrefetchShow(): have animation nodes, "
+ "but import animations failed." );
+
+ // could not import animation framework,
+ // _although_ some animation nodes are there -
+ // this is an error (not finding animations at
+ // all is okay - might be a static slide)
+ return false;
+ }
+
+ // now check whether we've got a main sequence (if
+ // not, we must manually call
+ // EventMultiplexer::notifySlideAnimationsEnd()
+ // above, as e.g. interactive sequences alone
+ // don't block nextEvent() from issuing the next
+ // slide)
+ MainSequenceSearcher aSearcher;
+ if( for_each_childNode( mxRootNode, aSearcher ) )
+ mbMainSequenceFound = aSearcher.getMainSequence().is();
+
+ // import successfully done
+ mbHaveAnimations = true;
+ }
+ }
+ catch( uno::RuntimeException& )
+ {
+ throw;
+ }
+ catch( uno::Exception& )
+ {
+ TOOLS_WARN_EXCEPTION( "slideshow", "" );
+ // TODO(E2): Error handling. For now, bail out
+ }
+
+ mbShowLoaded = true;
+
+ return true;
+}
+
+void SlideImpl::enablePaintOverlay()
+{
+ if( !mbUserPaintOverlayEnabled || !mbPaintOverlayActive )
+ {
+ mbUserPaintOverlayEnabled = true;
+ activatePaintOverlay();
+ }
+}
+
+void SlideImpl::activatePaintOverlay()
+{
+ if( mbUserPaintOverlayEnabled || !maPolygons.empty() )
+ {
+ mpPaintOverlay = UserPaintOverlay::create( maUserPaintColor,
+ mdUserPaintStrokeWidth,
+ maContext,
+ maPolygons,
+ mbUserPaintOverlayEnabled );
+ mbPaintOverlayActive = true;
+ }
+}
+
+void SlideImpl::drawPolygons() const
+{
+ if( mpPaintOverlay )
+ mpPaintOverlay->drawPolygons();
+}
+
+void SlideImpl::addPolygons(const PolyPolygonVector& rPolygons)
+{
+ for (const auto& rxPolygon : rPolygons)
+ maPolygons.push_back(rxPolygon);
+}
+
+bool SlideImpl::isPaintOverlayActive() const
+{
+ return mbPaintOverlayActive;
+}
+
+void SlideImpl::deactivatePaintOverlay()
+{
+ if(mbPaintOverlayActive)
+ maPolygons = mpPaintOverlay->getPolygons();
+
+ mpPaintOverlay.reset();
+ mbPaintOverlayActive = false;
+}
+
+void SlideImpl::applyShapeAttributes(
+ const css::uno::Reference< css::animations::XAnimationNode >& xRootAnimationNode,
+ bool bInitial) const
+{
+ const uno::Sequence< animations::TargetProperties > aProps(
+ TargetPropertiesCreator::createTargetProperties( xRootAnimationNode, bInitial ) );
+
+ // apply extracted values to our shapes
+ for( const auto& rProp : aProps )
+ {
+ sal_Int16 nParaIndex( -1 );
+ uno::Reference< drawing::XShape > xShape( rProp.Target,
+ uno::UNO_QUERY );
+
+ if( !xShape.is() )
+ {
+ // not a shape target. Maybe a ParagraphTarget?
+ presentation::ParagraphTarget aParaTarget;
+
+ if( rProp.Target >>= aParaTarget )
+ {
+ // yep, ParagraphTarget found - extract shape
+ // and index
+ xShape = aParaTarget.Shape;
+ nParaIndex = aParaTarget.Paragraph;
+ }
+ }
+
+ if( xShape.is() )
+ {
+ ShapeSharedPtr pShape( mpLayerManager->lookupShape( xShape ) );
+
+ if( !pShape )
+ {
+ OSL_FAIL( "SlideImpl::applyInitialShapeAttributes(): no shape found for given target" );
+ continue;
+ }
+
+ AttributableShapeSharedPtr pAttrShape(
+ ::std::dynamic_pointer_cast< AttributableShape >( pShape ) );
+
+ if( !pAttrShape )
+ {
+ OSL_FAIL( "SlideImpl::applyInitialShapeAttributes(): shape found does not "
+ "implement AttributableShape interface" );
+ continue;
+ }
+
+ if( nParaIndex != -1 )
+ {
+ // our target is a paragraph subset, thus look
+ // this up first.
+ const DocTreeNodeSupplier& rNodeSupplier( pAttrShape->getTreeNodeSupplier() );
+
+ if( rNodeSupplier.getNumberOfTreeNodes(
+ DocTreeNode::NodeType::LogicalParagraph ) <= nParaIndex )
+ {
+ OSL_FAIL( "SlideImpl::applyInitialShapeAttributes(): shape found does not "
+ "provide a subset for requested paragraph index" );
+ continue;
+ }
+
+ pAttrShape = pAttrShape->getSubset(
+ rNodeSupplier.getTreeNode(
+ nParaIndex,
+ DocTreeNode::NodeType::LogicalParagraph ) );
+
+ if( !pAttrShape )
+ {
+ OSL_FAIL( "SlideImpl::applyInitialShapeAttributes(): shape found does not "
+ "provide a subset for requested paragraph index" );
+ continue;
+ }
+ }
+
+ const uno::Sequence< beans::NamedValue >& rShapeProps( rProp.Properties );
+ for( const auto& rShapeProp : rShapeProps )
+ {
+ bool bVisible=false;
+ if( rShapeProp.Name.equalsIgnoreAsciiCase("visibility") &&
+ extractValue( bVisible,
+ rShapeProp.Value,
+ pShape,
+ ::basegfx::B2DSize( getSlideSize() ) ))
+ {
+ pAttrShape->setVisibility( bVisible );
+ }
+ else
+ {
+ OSL_FAIL( "SlideImpl::applyInitialShapeAttributes(): Unexpected "
+ "(and unimplemented) property encountered" );
+ }
+ }
+ }
+ }
+}
+
+bool SlideImpl::applyInitialShapeAttributes(
+ const uno::Reference< animations::XAnimationNode >& xRootAnimationNode )
+{
+ if( !implPrefetchShow() )
+ return false;
+
+ if( !xRootAnimationNode.is() )
+ {
+ meAnimationState = INITIAL_STATE;
+
+ return true; // no animations - no attributes to apply -
+ // succeeded
+ }
+
+ applyShapeAttributes(xRootAnimationNode, true);
+
+ meAnimationState = INITIAL_STATE;
+
+ return true;
+}
+
+bool SlideImpl::loadShapes()
+{
+ if( mbShapesLoaded )
+ return true;
+
+ ENSURE_OR_RETURN_FALSE( mxDrawPage.is(),
+ "SlideImpl::loadShapes(): Invalid draw page" );
+ ENSURE_OR_RETURN_FALSE( mpLayerManager,
+ "SlideImpl::loadShapes(): Invalid layer manager" );
+
+ // fetch desired page content
+ // ==========================
+
+ // also take master page content
+ uno::Reference< drawing::XDrawPage > xMasterPage;
+ uno::Reference< drawing::XShapes > xMasterPageShapes;
+ sal_Int32 nCurrCount(0);
+
+ uno::Reference< drawing::XMasterPageTarget > xMasterPageTarget( mxDrawPage,
+ uno::UNO_QUERY );
+ if( xMasterPageTarget.is() )
+ {
+ xMasterPage = xMasterPageTarget->getMasterPage();
+ xMasterPageShapes = xMasterPage;
+
+ if( xMasterPage.is() && xMasterPageShapes.is() )
+ {
+ // TODO(P2): maybe cache master pages here (or treat the
+ // masterpage as a single metafile. At least currently,
+ // masterpages do not contain animation effects)
+ try
+ {
+ // load the masterpage shapes
+
+ ShapeImporter aMPShapesFunctor( xMasterPage,
+ mxDrawPage,
+ mxDrawPagesSupplier,
+ maContext,
+ 0, /* shape num starts at 0 */
+ true );
+
+ mpLayerManager->addShape(
+ aMPShapesFunctor.importBackgroundShape() );
+
+ while( !aMPShapesFunctor.isImportDone() )
+ {
+ ShapeSharedPtr const& rShape(
+ aMPShapesFunctor.importShape() );
+ if( rShape )
+ mpLayerManager->addShape( rShape );
+ }
+ addPolygons(aMPShapesFunctor.getPolygons());
+
+ nCurrCount = static_cast<sal_Int32>(aMPShapesFunctor.getImportedShapesCount());
+ }
+ catch( uno::RuntimeException& )
+ {
+ throw;
+ }
+ catch( ShapeLoadFailedException& )
+ {
+ // TODO(E2): Error handling. For now, bail out
+ OSL_FAIL( "SlideImpl::loadShapes(): caught ShapeLoadFailedException" );
+ return false;
+
+ }
+ catch( uno::Exception& )
+ {
+ TOOLS_WARN_EXCEPTION( "slideshow", "" );
+ return false;
+ }
+ }
+ }
+
+ try
+ {
+ // load the normal page shapes
+
+
+ ShapeImporter aShapesFunctor( mxDrawPage,
+ mxDrawPage,
+ mxDrawPagesSupplier,
+ maContext,
+ nCurrCount,
+ false );
+
+ while( !aShapesFunctor.isImportDone() )
+ {
+ ShapeSharedPtr const& rShape(
+ aShapesFunctor.importShape() );
+ if( rShape )
+ mpLayerManager->addShape( rShape );
+ }
+ addPolygons(aShapesFunctor.getPolygons());
+ }
+ catch( uno::RuntimeException& )
+ {
+ throw;
+ }
+ catch( ShapeLoadFailedException& )
+ {
+ // TODO(E2): Error handling. For now, bail out
+ OSL_FAIL( "SlideImpl::loadShapes(): caught ShapeLoadFailedException" );
+ return false;
+ }
+ catch( uno::Exception& )
+ {
+ TOOLS_WARN_EXCEPTION( "slideshow", "" );
+ return false;
+ }
+
+ mbShapesLoaded = true;
+
+ return true;
+}
+
+basegfx::B2ISize SlideImpl::getSlideSizeImpl() const
+{
+ uno::Reference< beans::XPropertySet > xPropSet(
+ mxDrawPage, uno::UNO_QUERY_THROW );
+
+ sal_Int32 nDocWidth = 0;
+ sal_Int32 nDocHeight = 0;
+ xPropSet->getPropertyValue("Width") >>= nDocWidth;
+ xPropSet->getPropertyValue("Height") >>= nDocHeight;
+
+ return basegfx::B2ISize( nDocWidth, nDocHeight );
+}
+
+} // namespace
+
+
+SlideSharedPtr createSlide( const uno::Reference< drawing::XDrawPage >& xDrawPage,
+ const uno::Reference<drawing::XDrawPagesSupplier>& xDrawPages,
+ const uno::Reference< animations::XAnimationNode >& xRootNode,
+ EventQueue& rEventQueue,
+ EventMultiplexer& rEventMultiplexer,
+ ScreenUpdater& rScreenUpdater,
+ ActivitiesQueue& rActivitiesQueue,
+ UserEventQueue& rUserEventQueue,
+ CursorManager& rCursorManager,
+ MediaFileManager& rMediaFileManager,
+ const UnoViewContainer& rViewContainer,
+ const uno::Reference< uno::XComponentContext >& xComponentContext,
+ const ShapeEventListenerMap& rShapeListenerMap,
+ const ShapeCursorMap& rShapeCursorMap,
+ const PolyPolygonVector& rPolyPolygonVector,
+ RGBColor const& rUserPaintColor,
+ double dUserPaintStrokeWidth,
+ bool bUserPaintEnabled,
+ bool bIntrinsicAnimationsAllowed,
+ bool bDisableAnimationZOrder )
+{
+ auto pRet = std::make_shared<SlideImpl>( xDrawPage, xDrawPages, xRootNode, rEventQueue,
+ rEventMultiplexer, rScreenUpdater,
+ rActivitiesQueue, rUserEventQueue,
+ rCursorManager, rMediaFileManager, rViewContainer,
+ xComponentContext, rShapeListenerMap,
+ rShapeCursorMap, rPolyPolygonVector, rUserPaintColor,
+ dUserPaintStrokeWidth, bUserPaintEnabled,
+ bIntrinsicAnimationsAllowed,
+ bDisableAnimationZOrder );
+
+ rEventMultiplexer.addViewHandler( pRet );
+
+ return pRet;
+}
+
+} // namespace slideshow
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */