LCOV - code coverage report
Current view: top level - libreoffice/slideshow/source/engine/transitions - shapetransitionfactory.cxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 0 85 0.0 %
Date: 2012-12-27 Functions: 0 11 0.0 %
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             : 
      24             : #include <comphelper/anytostring.hxx>
      25             : #include <cppuhelper/exc_hlp.hxx>
      26             : #include <basegfx/numeric/ftools.hxx>
      27             : #include <basegfx/matrix/b2dhommatrix.hxx>
      28             : #include <basegfx/polygon/b2dpolypolygontools.hxx>
      29             : 
      30             : #include <com/sun/star/animations/TransitionType.hpp>
      31             : #include <com/sun/star/animations/TransitionSubType.hpp>
      32             : 
      33             : #include "transitionfactory.hxx"
      34             : #include "transitiontools.hxx"
      35             : #include "parametricpolypolygonfactory.hxx"
      36             : #include "animationfactory.hxx"
      37             : #include "clippingfunctor.hxx"
      38             : 
      39             : using namespace ::com::sun::star;
      40             : 
      41             : namespace slideshow {
      42             : namespace internal {
      43             : 
      44             : /***************************************************
      45             :  ***                                             ***
      46             :  ***          Shape Transition Effects           ***
      47             :  ***                                             ***
      48             :  ***************************************************/
      49             : 
      50             : namespace {
      51             : 
      52             : class ClippingAnimation : public NumberAnimation
      53             : {
      54             : public:
      55             :     ClippingAnimation(
      56             :         const ParametricPolyPolygonSharedPtr&   rPolygon,
      57             :         const ShapeManagerSharedPtr&            rShapeManager,
      58             :         const TransitionInfo&                   rTransitionInfo,
      59             :         bool                                    bDirectionForward,
      60             :         bool                                    bModeIn );
      61             : 
      62             :     ~ClippingAnimation();
      63             : 
      64             :     // Animation interface
      65             :     // -------------------
      66             :     virtual void prefetch( const AnimatableShapeSharedPtr&     rShape,
      67             :                            const ShapeAttributeLayerSharedPtr& rAttrLayer );
      68             :     virtual void start( const AnimatableShapeSharedPtr&     rShape,
      69             :                         const ShapeAttributeLayerSharedPtr& rAttrLayer );
      70             :     virtual void end();
      71             : 
      72             :     // NumberAnimation interface
      73             :     // -----------------------
      74             :     virtual bool operator()( double nValue );
      75             :     virtual double getUnderlyingValue() const;
      76             : 
      77             : private:
      78             :     void end_();
      79             : 
      80             :     AnimatableShapeSharedPtr           mpShape;
      81             :     ShapeAttributeLayerSharedPtr       mpAttrLayer;
      82             :     ShapeManagerSharedPtr              mpShapeManager;
      83             :     ClippingFunctor                    maClippingFunctor;
      84             :     bool                               mbSpriteActive;
      85             : };
      86             : 
      87           0 : ClippingAnimation::ClippingAnimation(
      88             :     const ParametricPolyPolygonSharedPtr&   rPolygon,
      89             :     const ShapeManagerSharedPtr&            rShapeManager,
      90             :     const TransitionInfo&                   rTransitionInfo,
      91             :     bool                                    bDirectionForward,
      92             :     bool                                    bModeIn ) :
      93             :         mpShape(),
      94             :         mpAttrLayer(),
      95             :         mpShapeManager( rShapeManager ),
      96             :         maClippingFunctor( rPolygon,
      97             :                            rTransitionInfo,
      98             :                            bDirectionForward,
      99             :                            bModeIn ),
     100           0 :         mbSpriteActive(false)
     101             : {
     102           0 :     ENSURE_OR_THROW(
     103             :         rShapeManager,
     104             :         "ClippingAnimation::ClippingAnimation(): Invalid ShapeManager" );
     105           0 : }
     106             : 
     107           0 : ClippingAnimation::~ClippingAnimation()
     108             : {
     109             :     try
     110             :     {
     111           0 :         end_();
     112             :     }
     113           0 :     catch (uno::Exception &)
     114             :     {
     115             :         OSL_FAIL( rtl::OUStringToOString(
     116             :                         comphelper::anyToString(
     117             :                             cppu::getCaughtException() ),
     118             :                         RTL_TEXTENCODING_UTF8 ).getStr() );
     119             :     }
     120           0 : }
     121             : 
     122           0 : void ClippingAnimation::prefetch( const AnimatableShapeSharedPtr&,
     123             :                                   const ShapeAttributeLayerSharedPtr& )
     124             : {
     125           0 : }
     126             : 
     127           0 : void ClippingAnimation::start( const AnimatableShapeSharedPtr&      rShape,
     128             :                                const ShapeAttributeLayerSharedPtr&  rAttrLayer )
     129             : {
     130             :     OSL_ENSURE( !mpShape,
     131             :                 "ClippingAnimation::start(): Shape already set" );
     132             :     OSL_ENSURE( !mpAttrLayer,
     133             :                 "ClippingAnimation::start(): Attribute layer already set" );
     134           0 :     ENSURE_OR_THROW( rShape,
     135             :                       "ClippingAnimation::start(): Invalid shape" );
     136           0 :     ENSURE_OR_THROW( rAttrLayer,
     137             :                       "ClippingAnimation::start(): Invalid attribute layer" );
     138             : 
     139           0 :     mpShape = rShape;
     140           0 :     mpAttrLayer = rAttrLayer;
     141             : 
     142           0 :     if( !mbSpriteActive )
     143             :     {
     144           0 :         mpShapeManager->enterAnimationMode( mpShape );
     145           0 :         mbSpriteActive = true;
     146             :     }
     147           0 : }
     148             : 
     149           0 : void ClippingAnimation::end()
     150             : {
     151           0 :     end_();
     152           0 : }
     153             : 
     154           0 : void ClippingAnimation::end_()
     155             : {
     156           0 :     if( mbSpriteActive )
     157             :     {
     158           0 :         mbSpriteActive = false;
     159           0 :         mpShapeManager->leaveAnimationMode( mpShape );
     160             : 
     161           0 :         if( mpShape->isContentChanged() )
     162           0 :             mpShapeManager->notifyShapeUpdate( mpShape );
     163             :     }
     164           0 : }
     165             : 
     166           0 : bool ClippingAnimation::operator()( double nValue )
     167             : {
     168           0 :     ENSURE_OR_RETURN_FALSE(
     169             :         mpAttrLayer && mpShape,
     170             :         "ClippingAnimation::operator(): Invalid ShapeAttributeLayer" );
     171             : 
     172             :     // set new clip
     173             :     mpAttrLayer->setClip( maClippingFunctor( nValue,
     174           0 :                                              mpShape->getDomBounds().getRange() ) );
     175             : 
     176           0 :     if( mpShape->isContentChanged() )
     177           0 :         mpShapeManager->notifyShapeUpdate( mpShape );
     178             : 
     179           0 :     return true;
     180             : }
     181             : 
     182           0 : double ClippingAnimation::getUnderlyingValue() const
     183             : {
     184           0 :     ENSURE_OR_THROW(
     185             :         mpAttrLayer,
     186             :         "ClippingAnimation::getUnderlyingValue(): Invalid ShapeAttributeLayer" );
     187             : 
     188           0 :     return 0.0;     // though this should be used in concert with
     189             :                     // ActivitiesFactory::createSimpleActivity, better
     190             :                     // explicitly name our start value.
     191             :                     // Permissible range for operator() above is [0,1]
     192             : }
     193             : 
     194             : } // anon namespace
     195             : 
     196             : 
     197           0 : AnimationActivitySharedPtr TransitionFactory::createShapeTransition(
     198             :     const ActivitiesFactory::CommonParameters&          rParms,
     199             :     const AnimatableShapeSharedPtr&                     rShape,
     200             :     const ShapeManagerSharedPtr&                        rShapeManager,
     201             :     const ::basegfx::B2DVector&                         rSlideSize,
     202             :     uno::Reference< animations::XTransitionFilter > const& xTransition )
     203             : {
     204             :     return createShapeTransition( rParms,
     205             :                                   rShape,
     206             :                                   rShapeManager,
     207             :                                   rSlideSize,
     208             :                                   xTransition,
     209           0 :                                   xTransition->getTransition(),
     210           0 :                                   xTransition->getSubtype() );
     211             : }
     212             : 
     213           0 : AnimationActivitySharedPtr TransitionFactory::createShapeTransition(
     214             :     const ActivitiesFactory::CommonParameters&              rParms,
     215             :     const AnimatableShapeSharedPtr&                         rShape,
     216             :     const ShapeManagerSharedPtr&                            rShapeManager,
     217             :     const ::basegfx::B2DVector&                             rSlideSize,
     218             :     ::com::sun::star::uno::Reference<
     219             :         ::com::sun::star::animations::XTransitionFilter > const& xTransition,
     220             :     sal_Int16                                               nType,
     221             :     sal_Int16                                               nSubType )
     222             : {
     223           0 :     ENSURE_OR_THROW(
     224             :         xTransition.is(),
     225             :         "TransitionFactory::createShapeTransition(): Invalid XTransition" );
     226             : 
     227             :     const TransitionInfo* pTransitionInfo(
     228           0 :         getTransitionInfo( nType, nSubType ) );
     229             : 
     230           0 :     AnimationActivitySharedPtr pGeneratedActivity;
     231           0 :     if( pTransitionInfo != NULL )
     232             :     {
     233           0 :         switch( pTransitionInfo->meTransitionClass )
     234             :         {
     235             :             default:
     236             :             case TransitionInfo::TRANSITION_INVALID:
     237             :                 OSL_FAIL( "TransitionFactory::createShapeTransition(): Invalid transition type. "
     238             :                             "Don't ask me for a 0 TransitionType, have no XTransitionFilter node instead!" );
     239           0 :                 return AnimationActivitySharedPtr();
     240             : 
     241             : 
     242             :             case TransitionInfo::TRANSITION_CLIP_POLYPOLYGON:
     243             :             {
     244             :                 // generate parametric poly-polygon
     245             :                 ParametricPolyPolygonSharedPtr pPoly(
     246             :                     ParametricPolyPolygonFactory::createClipPolyPolygon(
     247           0 :                         nType, nSubType ) );
     248             : 
     249             :                 // create a clip activity from that
     250             :                 pGeneratedActivity = ActivitiesFactory::createSimpleActivity(
     251             :                     rParms,
     252             :                     NumberAnimationSharedPtr(
     253             :                         new ClippingAnimation(
     254             :                             pPoly,
     255             :                             rShapeManager,
     256             :                             *pTransitionInfo,
     257           0 :                             xTransition->getDirection(),
     258           0 :                             xTransition->getMode() ) ),
     259           0 :                     true );
     260             :             }
     261           0 :             break;
     262             : 
     263             :             case TransitionInfo::TRANSITION_SPECIAL:
     264             :             {
     265           0 :                 switch( nType )
     266             :                 {
     267             :                     case animations::TransitionType::RANDOM:
     268             :                     {
     269             :                         // select randomly one of the effects from the
     270             :                         // TransitionFactoryTable
     271             : 
     272           0 :                         const TransitionInfo* pRandomTransitionInfo( getRandomTransitionInfo() );
     273             : 
     274           0 :                         ENSURE_OR_THROW( pRandomTransitionInfo != NULL,
     275             :                                           "TransitionFactory::createShapeTransition(): Got invalid random transition info" );
     276             : 
     277           0 :                         ENSURE_OR_THROW( pRandomTransitionInfo->mnTransitionType != animations::TransitionType::RANDOM,
     278             :                                           "TransitionFactory::createShapeTransition(): Got random again for random input!" );
     279             : 
     280             :                         // and recurse
     281             :                         pGeneratedActivity = createShapeTransition( rParms,
     282             :                                                                     rShape,
     283             :                                                                     rShapeManager,
     284             :                                                                     rSlideSize,
     285             :                                                                     xTransition,
     286             :                                                                     pRandomTransitionInfo->mnTransitionType,
     287           0 :                                                                     pRandomTransitionInfo->mnTransitionSubType );
     288             :                     }
     289           0 :                     break;
     290             : 
     291             :                     // TODO(F3): Implement slidewipe for shape
     292             :                     case animations::TransitionType::SLIDEWIPE:
     293             :                     {
     294           0 :                         sal_Int16 nBarWipeSubType(0);
     295           0 :                         bool      bDirectionForward(true);
     296             : 
     297             :                         // map slidewipe to BARWIPE, for now
     298           0 :                         switch( nSubType )
     299             :                         {
     300             :                             case animations::TransitionSubType::FROMLEFT:
     301           0 :                                 nBarWipeSubType = animations::TransitionSubType::LEFTTORIGHT;
     302           0 :                                 bDirectionForward = true;
     303           0 :                                 break;
     304             : 
     305             :                             case animations::TransitionSubType::FROMRIGHT:
     306           0 :                                 nBarWipeSubType = animations::TransitionSubType::LEFTTORIGHT;
     307           0 :                                 bDirectionForward = false;
     308           0 :                                 break;
     309             : 
     310             :                             case animations::TransitionSubType::FROMTOP:
     311           0 :                                 nBarWipeSubType = animations::TransitionSubType::TOPTOBOTTOM;
     312           0 :                                 bDirectionForward = true;
     313           0 :                                 break;
     314             : 
     315             :                             case animations::TransitionSubType::FROMBOTTOM:
     316           0 :                                 nBarWipeSubType = animations::TransitionSubType::TOPTOBOTTOM;
     317           0 :                                 bDirectionForward = false;
     318           0 :                                 break;
     319             : 
     320             :                             default:
     321           0 :                                 ENSURE_OR_THROW( false,
     322             :                                                   "TransitionFactory::createShapeTransition(): Unexpected subtype for SLIDEWIPE" );
     323             :                                 break;
     324             :                         }
     325             : 
     326             :                         // generate parametric poly-polygon
     327             :                         ParametricPolyPolygonSharedPtr pPoly(
     328             :                             ParametricPolyPolygonFactory::createClipPolyPolygon(
     329             :                                 animations::TransitionType::BARWIPE,
     330           0 :                                 nBarWipeSubType ) );
     331             : 
     332             :                         // create a clip activity from that
     333             :                         pGeneratedActivity = ActivitiesFactory::createSimpleActivity(
     334             :                             rParms,
     335             :                             NumberAnimationSharedPtr(
     336             :                                 new ClippingAnimation(
     337             :                                     pPoly,
     338             :                                     rShapeManager,
     339             :                                     *getTransitionInfo( animations::TransitionType::BARWIPE,
     340           0 :                                                         nBarWipeSubType ),
     341             :                                     bDirectionForward,
     342           0 :                                     xTransition->getMode() ) ),
     343           0 :                             true );
     344             :                     }
     345           0 :                     break;
     346             : 
     347             :                     default:
     348             :                     {
     349             :                         // TODO(F1): Check whether there's anything left, anyway,
     350             :                         // for _shape_ transitions. AFAIK, there are no special
     351             :                         // effects for shapes...
     352             : 
     353             :                         // for now, map all to fade effect
     354             :                         pGeneratedActivity = ActivitiesFactory::createSimpleActivity(
     355             :                             rParms,
     356             :                             AnimationFactory::createNumberPropertyAnimation(
     357             :                                 ::rtl::OUString(
     358             :                                     RTL_CONSTASCII_USTRINGPARAM("Opacity") ),
     359             :                                 rShape,
     360             :                                 rShapeManager,
     361             :                                 rSlideSize ),
     362           0 :                             xTransition->getMode() );
     363             :                     }
     364           0 :                     break;
     365             :                 }
     366             :             }
     367           0 :             break;
     368             :         }
     369             :     }
     370             : 
     371           0 :     if( !pGeneratedActivity )
     372             :     {
     373             :         // No animation generated, maybe no table entry for given
     374             :         // transition?
     375             :         OSL_TRACE(
     376             :             "TransitionFactory::createShapeTransition(): Unknown type/subtype (%d/%d) "
     377             :             "combination encountered",
     378             :             xTransition->getTransition(),
     379             :             xTransition->getSubtype() );
     380             :         OSL_FAIL(
     381             :             "TransitionFactory::createShapeTransition(): Unknown type/subtype "
     382             :             "combination encountered" );
     383             :     }
     384             : 
     385           0 :     return pGeneratedActivity;
     386             : }
     387             : 
     388             : }
     389             : }
     390             : 
     391             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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