LCOV - code coverage report
Current view: top level - slideshow/source/engine/slide - shapemanagerimpl.cxx (source / functions) Hit Total Coverage
Test: commit 10e77ab3ff6f4314137acd6e2702a6e5c1ce1fae Lines: 1 169 0.6 %
Date: 2014-11-03 Functions: 2 31 6.5 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : 
      21             : #include <canvas/debug.hxx>
      22             : #include <tools/diagnose_ex.h>
      23             : #include <com/sun/star/awt/MouseButton.hpp>
      24             : #include <com/sun/star/awt/SystemPointer.hpp>
      25             : #include <com/sun/star/presentation/XShapeEventListener.hpp>
      26             : #include <com/sun/star/presentation/XSlideShowListener.hpp>
      27             : 
      28             : #include "shapemanagerimpl.hxx"
      29             : 
      30             : #include <boost/bind.hpp>
      31             : 
      32             : #include <o3tl/compat_functional.hxx>
      33             : 
      34             : using namespace com::sun::star;
      35             : 
      36             : namespace slideshow {
      37             : namespace internal {
      38             : 
      39           0 : ShapeManagerImpl::ShapeManagerImpl( EventMultiplexer&            rMultiplexer,
      40             :                                     LayerManagerSharedPtr const& rLayerManager,
      41             :                                     CursorManager&               rCursorManager,
      42             :                                     const ShapeEventListenerMap& rGlobalListenersMap,
      43             :                                     const ShapeCursorMap&        rGlobalCursorMap ):
      44             :     mrMultiplexer(rMultiplexer),
      45             :     mpLayerManager(rLayerManager),
      46             :     mrCursorManager(rCursorManager),
      47             :     mrGlobalListenersMap(rGlobalListenersMap),
      48             :     mrGlobalCursorMap(rGlobalCursorMap),
      49             :     maShapeListenerMap(),
      50             :     maShapeCursorMap(),
      51             :     maHyperlinkShapes(),
      52           0 :     mbEnabled(false)
      53             : {
      54           0 : }
      55             : 
      56           0 : void ShapeManagerImpl::activate( bool bSlideBackgoundPainted )
      57             : {
      58           0 :     if( !mbEnabled )
      59             :     {
      60           0 :         mbEnabled = true;
      61             : 
      62             :         // register this handler on EventMultiplexer.
      63             :         // Higher prio (overrides other engine handlers)
      64           0 :         mrMultiplexer.addMouseMoveHandler( shared_from_this(), 2.0 );
      65           0 :         mrMultiplexer.addClickHandler( shared_from_this(), 2.0 );
      66           0 :         mrMultiplexer.addShapeListenerHandler( shared_from_this() );
      67             : 
      68             :         // clone listener map
      69           0 :         uno::Reference<presentation::XShapeEventListener> xDummyListener;
      70             :         std::for_each( mrGlobalListenersMap.begin(),
      71             :                        mrGlobalListenersMap.end(),
      72             :                        boost::bind( &ShapeManagerImpl::listenerAdded,
      73             :                                     this,
      74             :                                     boost::cref(xDummyListener),
      75             :                                     boost::bind(
      76             :                                         o3tl::select1st<ShapeEventListenerMap::value_type>(),
      77           0 :                                         _1 )));
      78             : 
      79             :         // clone cursor map
      80             :         std::for_each( mrGlobalCursorMap.begin(),
      81             :                        mrGlobalCursorMap.end(),
      82             :                        boost::bind( &ShapeManagerImpl::cursorChanged,
      83             :                                     this,
      84             :                                     boost::bind(
      85             :                                         o3tl::select1st<ShapeCursorMap::value_type>(),
      86             :                                         _1 ),
      87             :                                     boost::bind(
      88             :                                         o3tl::select2nd<ShapeCursorMap::value_type>(),
      89           0 :                                         _1 )));
      90             : 
      91           0 :         if( mpLayerManager )
      92           0 :             mpLayerManager->activate( bSlideBackgoundPainted );
      93             :     }
      94           0 : }
      95             : 
      96           0 : void ShapeManagerImpl::deactivate()
      97             : {
      98           0 :     if( mbEnabled )
      99             :     {
     100           0 :         mbEnabled = false;
     101             : 
     102           0 :         if( mpLayerManager )
     103           0 :             mpLayerManager->deactivate();
     104             : 
     105           0 :         maShapeListenerMap.clear();
     106           0 :         maShapeCursorMap.clear();
     107             : 
     108           0 :         mrMultiplexer.removeShapeListenerHandler( shared_from_this() );
     109           0 :         mrMultiplexer.removeMouseMoveHandler( shared_from_this() );
     110           0 :         mrMultiplexer.removeClickHandler( shared_from_this() );
     111             :     }
     112           0 : }
     113             : 
     114           0 : void ShapeManagerImpl::dispose()
     115             : {
     116             :     // remove listeners (EventMultiplexer holds shared_ptr on us)
     117           0 :     deactivate();
     118             : 
     119           0 :     maHyperlinkShapes.clear();
     120           0 :     maShapeCursorMap.clear();
     121           0 :     maShapeListenerMap.clear();
     122           0 :     mpLayerManager.reset();
     123           0 : }
     124             : 
     125           0 : bool ShapeManagerImpl::handleMousePressed( awt::MouseEvent const& )
     126             : {
     127             :     // not used here
     128           0 :     return false; // did not handle the event
     129             : }
     130             : 
     131           0 : bool ShapeManagerImpl::handleMouseReleased( awt::MouseEvent const& e )
     132             : {
     133           0 :     if( !mbEnabled || e.Buttons != awt::MouseButton::LEFT)
     134           0 :         return false;
     135             : 
     136           0 :     basegfx::B2DPoint const aPosition( e.X, e.Y );
     137             : 
     138             :     // first check for hyperlinks, because these have
     139             :     // highest prio:
     140           0 :     OUString const hyperlink( checkForHyperlink(aPosition) );
     141           0 :     if( !hyperlink.isEmpty() )
     142             :     {
     143           0 :         mrMultiplexer.notifyHyperlinkClicked(hyperlink);
     144           0 :         return true; // event consumed
     145             :     }
     146             : 
     147             :     // find matching shape (scan reversely, to coarsely match
     148             :     // paint order)
     149             :     ShapeToListenersMap::reverse_iterator aCurrBroadcaster(
     150           0 :         maShapeListenerMap.rbegin() );
     151             :     ShapeToListenersMap::reverse_iterator const aEndBroadcasters(
     152           0 :         maShapeListenerMap.rend() );
     153           0 :     while( aCurrBroadcaster != aEndBroadcasters )
     154             :     {
     155             :         // TODO(F2): Get proper geometry polygon from the
     156             :         // shape, to avoid having areas outside the shape
     157             :         // react on the mouse
     158           0 :         if( aCurrBroadcaster->first->getBounds().isInside( aPosition ) &&
     159           0 :             aCurrBroadcaster->first->isVisible() )
     160             :         {
     161             :             // shape hit, and shape is visible. Raise
     162             :             // event.
     163             : 
     164             :             boost::shared_ptr<cppu::OInterfaceContainerHelper> const pCont(
     165           0 :                 aCurrBroadcaster->second );
     166             :             uno::Reference<drawing::XShape> const xShape(
     167           0 :                 aCurrBroadcaster->first->getXShape() );
     168             : 
     169             :             // DON'T do anything with /this/ after this point!
     170             :             pCont->forEach<presentation::XShapeEventListener>(
     171             :                 boost::bind( &presentation::XShapeEventListener::click,
     172             :                              _1,
     173             :                              boost::cref(xShape),
     174           0 :                              boost::cref(e) ));
     175             : 
     176           0 :             return true; // handled this event
     177             :         }
     178             : 
     179           0 :         ++aCurrBroadcaster;
     180             :     }
     181             : 
     182           0 :     return false; // did not handle this event
     183             : }
     184             : 
     185           0 : bool ShapeManagerImpl::handleMouseEntered( const awt::MouseEvent& )
     186             : {
     187             :     // not used here
     188           0 :     return false; // did not handle the event
     189             : }
     190             : 
     191           0 : bool ShapeManagerImpl::handleMouseExited( const awt::MouseEvent& )
     192             : {
     193             :     // not used here
     194           0 :     return false; // did not handle the event
     195             : }
     196             : 
     197           0 : bool ShapeManagerImpl::handleMouseDragged( const awt::MouseEvent& )
     198             : {
     199             :     // not used here
     200           0 :     return false; // did not handle the event
     201             : }
     202             : 
     203           0 : bool ShapeManagerImpl::handleMouseMoved( const awt::MouseEvent& e )
     204             : {
     205           0 :     if( !mbEnabled )
     206           0 :         return false;
     207             : 
     208             :     // find hit shape in map
     209           0 :     const ::basegfx::B2DPoint aPosition( e.X, e.Y );
     210           0 :     sal_Int16                 nNewCursor(-1);
     211             : 
     212           0 :     if( !checkForHyperlink(aPosition).isEmpty() )
     213             :     {
     214           0 :         nNewCursor = awt::SystemPointer::REFHAND;
     215             :     }
     216             :     else
     217             :     {
     218             :         // find matching shape (scan reversely, to coarsely match
     219             :         // paint order)
     220             :         ShapeToCursorMap::reverse_iterator aCurrCursor(
     221           0 :             maShapeCursorMap.rbegin() );
     222             :         ShapeToCursorMap::reverse_iterator const aEndCursors(
     223           0 :             maShapeCursorMap.rend() );
     224           0 :         while( aCurrCursor != aEndCursors )
     225             :         {
     226             :             // TODO(F2): Get proper geometry polygon from the
     227             :             // shape, to avoid having areas outside the shape
     228             :             // react on the mouse
     229           0 :             if( aCurrCursor->first->getBounds().isInside( aPosition ) &&
     230           0 :                 aCurrCursor->first->isVisible() )
     231             :             {
     232             :                 // shape found, and it's visible. set
     233             :                 // requested cursor to shape's
     234           0 :                 nNewCursor = aCurrCursor->second;
     235           0 :                 break;
     236             :             }
     237             : 
     238           0 :             ++aCurrCursor;
     239             :         }
     240             :     }
     241             : 
     242           0 :     if( nNewCursor == -1 )
     243           0 :         mrCursorManager.resetCursor();
     244             :     else
     245           0 :         mrCursorManager.requestCursor( nNewCursor );
     246             : 
     247           0 :     return false; // we don't /eat/ this event. Lower prio
     248             :                   // handler should see it, too.
     249             : }
     250             : 
     251           0 : bool ShapeManagerImpl::update()
     252             : {
     253           0 :     if( mbEnabled && mpLayerManager )
     254           0 :         return mpLayerManager->update();
     255             : 
     256           0 :     return false;
     257             : }
     258             : 
     259           0 : bool ShapeManagerImpl::update( ViewSharedPtr const& /*rView*/ )
     260             : {
     261             :     // am not doing view-specific updates here.
     262           0 :     return false;
     263             : }
     264             : 
     265           0 : bool ShapeManagerImpl::needsUpdate() const
     266             : {
     267           0 :     if( mbEnabled && mpLayerManager )
     268           0 :         return mpLayerManager->isUpdatePending();
     269             : 
     270           0 :     return false;
     271             : }
     272             : 
     273           0 : void ShapeManagerImpl::enterAnimationMode( const AnimatableShapeSharedPtr& rShape )
     274             : {
     275           0 :     if( mbEnabled && mpLayerManager )
     276           0 :         mpLayerManager->enterAnimationMode(rShape);
     277           0 : }
     278             : 
     279           0 : void ShapeManagerImpl::leaveAnimationMode( const AnimatableShapeSharedPtr& rShape )
     280             : {
     281           0 :     if( mbEnabled && mpLayerManager )
     282           0 :         mpLayerManager->leaveAnimationMode(rShape);
     283           0 : }
     284             : 
     285           0 : void ShapeManagerImpl::notifyShapeUpdate( const ShapeSharedPtr& rShape )
     286             : {
     287           0 :     if( mbEnabled && mpLayerManager )
     288           0 :         mpLayerManager->notifyShapeUpdate(rShape);
     289           0 : }
     290             : 
     291           0 : ShapeSharedPtr ShapeManagerImpl::lookupShape( uno::Reference< drawing::XShape > const & xShape ) const
     292             : {
     293           0 :     if( mpLayerManager )
     294           0 :         return mpLayerManager->lookupShape(xShape);
     295             : 
     296           0 :     return ShapeSharedPtr();
     297             : }
     298             : 
     299           0 : void ShapeManagerImpl::addHyperlinkArea( const HyperlinkAreaSharedPtr& rArea )
     300             : {
     301           0 :     maHyperlinkShapes.insert(rArea);
     302           0 : }
     303             : 
     304           0 : void ShapeManagerImpl::removeHyperlinkArea( const HyperlinkAreaSharedPtr& rArea )
     305             : {
     306           0 :     maHyperlinkShapes.erase(rArea);
     307           0 : }
     308             : 
     309           0 : AttributableShapeSharedPtr ShapeManagerImpl::getSubsetShape( const AttributableShapeSharedPtr& rOrigShape,
     310             :                                                              const DocTreeNode&                rTreeNode )
     311             : {
     312           0 :     if( mpLayerManager )
     313           0 :         return mpLayerManager->getSubsetShape(rOrigShape,rTreeNode);
     314             : 
     315           0 :     return AttributableShapeSharedPtr();
     316             : }
     317             : 
     318           0 : void ShapeManagerImpl::revokeSubset( const AttributableShapeSharedPtr& rOrigShape,
     319             :                                      const AttributableShapeSharedPtr& rSubsetShape )
     320             : {
     321           0 :     if( mpLayerManager )
     322           0 :         mpLayerManager->revokeSubset(rOrigShape,rSubsetShape);
     323           0 : }
     324             : 
     325           0 : bool ShapeManagerImpl::listenerAdded(
     326             :     const uno::Reference<presentation::XShapeEventListener>& /*xListener*/,
     327             :     const uno::Reference<drawing::XShape>&                   xShape )
     328             : {
     329           0 :     ShapeEventListenerMap::const_iterator aIter;
     330           0 :     if( (aIter = mrGlobalListenersMap.find( xShape )) ==
     331           0 :         mrGlobalListenersMap.end() )
     332             :     {
     333           0 :         ENSURE_OR_RETURN_FALSE(false,
     334             :                           "ShapeManagerImpl::listenerAdded(): global "
     335             :                           "shape listener map inconsistency!");
     336             :     }
     337             : 
     338             :     // is this one of our shapes? other shapes are ignored.
     339           0 :     ShapeSharedPtr pShape( lookupShape(xShape) );
     340           0 :     if( pShape )
     341             :     {
     342             :         maShapeListenerMap.insert(
     343             :             ShapeToListenersMap::value_type(
     344             :                 pShape,
     345           0 :                 aIter->second));
     346             :     }
     347             : 
     348           0 :     return true;
     349             : }
     350             : 
     351           0 : bool ShapeManagerImpl::listenerRemoved(
     352             :     const uno::Reference<presentation::XShapeEventListener>& /*xListener*/,
     353             :     const uno::Reference<drawing::XShape>&                   xShape )
     354             : {
     355             :     // shape really erased from map? maybe there are other listeners
     356             :     // for the same shape pending...
     357           0 :     if( mrGlobalListenersMap.find(xShape) == mrGlobalListenersMap.end() )
     358             :     {
     359             :         // is this one of our shapes? other shapes are ignored.
     360           0 :         ShapeSharedPtr pShape( lookupShape(xShape) );
     361           0 :         if( pShape )
     362           0 :             maShapeListenerMap.erase(pShape);
     363             :     }
     364             : 
     365           0 :     return true;
     366             : }
     367             : 
     368           0 : bool ShapeManagerImpl::cursorChanged( const uno::Reference<drawing::XShape>&   xShape,
     369             :                                       sal_Int16                                nCursor )
     370             : {
     371           0 :     ShapeSharedPtr pShape( lookupShape(xShape) );
     372             : 
     373             :     // is this one of our shapes? other shapes are ignored.
     374           0 :     if( !pShape )
     375           0 :         return false;
     376             : 
     377           0 :     if( mrGlobalCursorMap.find(xShape) == mrGlobalCursorMap.end() )
     378             :     {
     379             :         // erased from global map - erase locally, too
     380           0 :         maShapeCursorMap.erase(pShape);
     381             :     }
     382             :     else
     383             :     {
     384             :         // included in global map - update local one
     385           0 :         ShapeToCursorMap::iterator aIter;
     386           0 :         if( (aIter = maShapeCursorMap.find(pShape))
     387           0 :             == maShapeCursorMap.end() )
     388             :         {
     389             :             maShapeCursorMap.insert(
     390             :                 ShapeToCursorMap::value_type(
     391             :                     pShape,
     392           0 :                     nCursor ));
     393             :         }
     394             :         else
     395             :         {
     396           0 :             aIter->second = nCursor;
     397             :         }
     398             :     }
     399             : 
     400           0 :     return true;
     401             : }
     402             : 
     403           0 : OUString ShapeManagerImpl::checkForHyperlink( basegfx::B2DPoint const& hitPos ) const
     404             : {
     405             :     // find matching region (scan reversely, to coarsely match
     406             :     // paint order): set is ordered by priority
     407           0 :     AreaSet::const_reverse_iterator iPos( maHyperlinkShapes.rbegin() );
     408           0 :     AreaSet::const_reverse_iterator const iEnd( maHyperlinkShapes.rend() );
     409           0 :     for( ; iPos != iEnd; ++iPos )
     410             :     {
     411           0 :         HyperlinkAreaSharedPtr const& pArea = *iPos;
     412             : 
     413             :         HyperlinkArea::HyperlinkRegions const linkRegions(
     414           0 :             pArea->getHyperlinkRegions() );
     415             : 
     416           0 :         for( std::size_t i = linkRegions.size(); i--; )
     417             :         {
     418           0 :             basegfx::B2DRange const& region = linkRegions[i].first;
     419           0 :             if( region.isInside(hitPos) )
     420           0 :                 return linkRegions[i].second;
     421             :         }
     422           0 :     }
     423             : 
     424           0 :     return OUString();
     425             : }
     426             : 
     427           0 : void ShapeManagerImpl::addIntrinsicAnimationHandler( const IntrinsicAnimationEventHandlerSharedPtr& rHandler )
     428             : {
     429           0 :     maIntrinsicAnimationEventHandlers.add( rHandler );
     430           0 : }
     431             : 
     432           0 : void ShapeManagerImpl::removeIntrinsicAnimationHandler( const IntrinsicAnimationEventHandlerSharedPtr& rHandler )
     433             : {
     434           0 :     maIntrinsicAnimationEventHandlers.remove( rHandler );
     435           0 : }
     436             : 
     437           0 : bool ShapeManagerImpl::notifyIntrinsicAnimationsEnabled()
     438             : {
     439             :     return maIntrinsicAnimationEventHandlers.applyAll(
     440           0 :         boost::mem_fn(&IntrinsicAnimationEventHandler::enableAnimations));
     441             : }
     442             : 
     443           0 : bool ShapeManagerImpl::notifyIntrinsicAnimationsDisabled()
     444             : {
     445             :     return maIntrinsicAnimationEventHandlers.applyAll(
     446           0 :         boost::mem_fn(&IntrinsicAnimationEventHandler::disableAnimations));
     447             : }
     448             : 
     449             : 
     450             : 
     451             : } // namespace internal
     452           6 : } // namespace presentation
     453             : 
     454             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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