menufw/menufwui/mmwidgets/src/mmdraweranimator.cpp
branchRCL_3
changeset 34 5456b4e8b3a8
child 35 3321d3e205b6
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33:5f0182e07bfb 34:5456b4e8b3a8
       
     1 /*
       
     2  * Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
       
     3  * All rights reserved.
       
     4  * This component and the accompanying materials are made available
       
     5  * under the terms of "Eclipse Public License v1.0"
       
     6  * which accompanies this distribution, and is available
       
     7  * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8  *
       
     9  * Initial Contributors:
       
    10  * Nokia Corporation - initial contribution.
       
    11  *
       
    12  * Contributors:
       
    13  *
       
    14  * Description:
       
    15  *  Version     : %version: MM_44 % << Don't touch! Updated by Synergy at check-out.
       
    16  *
       
    17  */
       
    18 
       
    19 #include <AknUtils.h>
       
    20 
       
    21 #include "mmdraweranimator.h"
       
    22 #include "mmlistboxitemdrawer.h"
       
    23 #include "mmfloatingitem.h"
       
    24 #include "mmwidgetcontainer.h"
       
    25 
       
    26 // -----------------------------------------------------------------------------
       
    27 //
       
    28 // -----------------------------------------------------------------------------
       
    29 //
       
    30 CMmDrawerAnimator::CMmDrawerAnimator( CMmListBoxItemDrawer& aDrawer ) :
       
    31     CActive( AknLayoutUtils::PenEnabled()
       
    32         ? EPriorityAbsoluteVeryLow
       
    33         : EPriorityAbsoluteRealTime8 ), iDrawer( aDrawer ),
       
    34     iLastNotedHighlight( KErrNotFound ), iLastNotedTopItem( KErrNotFound ),
       
    35     iLastNotedVerticalOffset( 0 ),
       
    36     iUsualAnimationFramesCount( AknLayoutUtils::PenEnabled()
       
    37                     ? MmEffects::KUsualAnimationFramesCount
       
    38                     : MmEffects::KUsualAnimationFramesCountNonTouch ),
       
    39     iPreparedForGarbage( EFalse )
       
    40     {
       
    41     }
       
    42 
       
    43 // -----------------------------------------------------------------------------
       
    44 //
       
    45 // -----------------------------------------------------------------------------
       
    46 //
       
    47 CMmDrawerAnimator* CMmDrawerAnimator::NewLC( CMmListBoxItemDrawer& aDrawer )
       
    48     {
       
    49     CMmDrawerAnimator* self = new ( ELeave ) CMmDrawerAnimator( aDrawer );
       
    50     CleanupStack::PushL( self );
       
    51     self->ConstructL();
       
    52     return self;
       
    53     }
       
    54 
       
    55 // -----------------------------------------------------------------------------
       
    56 //
       
    57 // -----------------------------------------------------------------------------
       
    58 //
       
    59 CMmDrawerAnimator* CMmDrawerAnimator::NewL( CMmListBoxItemDrawer& aDrawer )
       
    60     {
       
    61     CMmDrawerAnimator* self = CMmDrawerAnimator::NewLC( aDrawer );
       
    62     CleanupStack::Pop( self );
       
    63     return self;
       
    64     }
       
    65 
       
    66 // -----------------------------------------------------------------------------
       
    67 //
       
    68 // -----------------------------------------------------------------------------
       
    69 //
       
    70 void CMmDrawerAnimator::ConstructL()
       
    71     {
       
    72     User::LeaveIfError( iTimer.CreateLocal() ); // Initialize timer
       
    73     CActiveScheduler::Add( this ); // Add to scheduler
       
    74     }
       
    75 
       
    76 // -----------------------------------------------------------------------------
       
    77 //
       
    78 // -----------------------------------------------------------------------------
       
    79 //
       
    80 CMmDrawerAnimator::~CMmDrawerAnimator()
       
    81     {
       
    82     Cancel(); // Cancel any request, if outstanding
       
    83     iTimer.Close(); // Destroy the RTimer object
       
    84     // Delete instance variables if any
       
    85     }
       
    86 
       
    87 // -----------------------------------------------------------------------------
       
    88 //
       
    89 // -----------------------------------------------------------------------------
       
    90 //
       
    91 void CMmDrawerAnimator::DoCancel()
       
    92     {
       
    93     iTimer.Cancel();
       
    94     if( iDrawer.GetFloatingItemCount() == 0 )
       
    95         {
       
    96         TRAP_IGNORE(TriggerMoveItemL());
       
    97         }
       
    98     }
       
    99 
       
   100 // -----------------------------------------------------------------------------
       
   101 //
       
   102 // -----------------------------------------------------------------------------
       
   103 //
       
   104 void CMmDrawerAnimator::RunL()
       
   105     {
       
   106     if( iPreparedForGarbage )
       
   107         {
       
   108         return;
       
   109         }
       
   110 
       
   111     if( iDrawer.GetFloatingItemCount() > 0 )
       
   112         {
       
   113         TRect refreshRect;
       
   114         for( int i = 0; i < iDrawer.GetFloatingItemCount(); i++ )
       
   115             {
       
   116             TMmFloatingItem& current = iDrawer.GetFloatingItemAtIndex( i );
       
   117             TSize itemSize = iDrawer.GetItemSize(current.GetDrawnItemIndex(), EFalse);
       
   118 
       
   119             TRect beforeRect( current.GetItemPosition(), itemSize );
       
   120             current.MakeStep();
       
   121             TRect afterRect( current.GetItemPosition(), itemSize );
       
   122 
       
   123             if( ( current.GetFloatingItemType() == EDrag
       
   124                         && iDrawer.GetFloatingItemIndex( EDragStart ) == KErrNotFound )
       
   125                     || current.GetFloatingItemType() == EDragStart )
       
   126                 {
       
   127                 TInt dragTrail = iDrawer.GetFloatingItemIndex( EPostDragRefreshItem );
       
   128                 if( dragTrail != KErrNotFound )
       
   129                     {
       
   130                     refreshRect = ( refreshRect == TRect() ) ? beforeRect : refreshRect;
       
   131                     refreshRect.BoundingRect( afterRect );
       
   132                     static_cast<CMmWidgetContainer*> ( iDrawer.Widget()->Parent() )->
       
   133                             SetAllowMove( EFalse );
       
   134                     }
       
   135                 }
       
   136             else if( ( current.GetFloatingItemType() == EDrag
       
   137                             && iDrawer.GetFloatingItemIndex( EDragStart ) == KErrNotFound )
       
   138                         || current.GetFloatingItemType() != EDrag )
       
   139                 {
       
   140                 refreshRect = (refreshRect == TRect() ) ? beforeRect : refreshRect;
       
   141                 refreshRect.BoundingRect( beforeRect );
       
   142                 refreshRect.BoundingRect( afterRect );
       
   143                 }
       
   144             }
       
   145         const TInt highlightedItemIndex = iDrawer.Widget()->View()->CurrentItemIndex();
       
   146         if( iLastNotedHighlight != highlightedItemIndex )
       
   147             {
       
   148             TRect highlightedItemRect(
       
   149                     iDrawer.Widget()->View()->ItemPos( highlightedItemIndex ),
       
   150                     iDrawer.Widget()->View()->ItemSize( highlightedItemIndex ) );
       
   151             refreshRect.BoundingRect( highlightedItemRect );
       
   152             iLastNotedHighlight = highlightedItemIndex;
       
   153             }
       
   154 
       
   155 
       
   156         TInt currentVerticalOffset = static_cast<CMmWidgetContainer*>(
       
   157               iDrawer.Widget()->Parent() )->VerticalItemOffset();
       
   158 
       
   159         if( iLastNotedTopItem != iDrawer.Widget()->TopItemIndex()
       
   160                 || iLastNotedVerticalOffset != currentVerticalOffset )
       
   161             {
       
   162             iDrawer.Widget()->DrawNow();
       
   163             iLastNotedTopItem = iDrawer.Widget()->TopItemIndex();
       
   164             iLastNotedVerticalOffset = currentVerticalOffset;
       
   165             }
       
   166         else
       
   167             {
       
   168             if( refreshRect != TRect() )
       
   169                 {
       
   170                 TRect prev( iPreviousRefreshRect );
       
   171                 iPreviousRefreshRect = refreshRect;
       
   172                 refreshRect.BoundingRect( prev );
       
   173 
       
   174                 // expand rect if non-touch
       
   175                 refreshRect = TRect( AdjustRefreshRectToNonTouch( refreshRect ) );
       
   176 
       
   177                 // never draw on the outside of widget's view rectangle
       
   178                 refreshRect.Intersection( iDrawer.Widget()->View()->ViewRect() );
       
   179 
       
   180                 iDrawer.Widget()->View()->Draw( &refreshRect );
       
   181                 }
       
   182             }
       
   183         }
       
   184 
       
   185     if( iDrawer.GetFloatingItemCount() > 0 )
       
   186         {
       
   187         Trigger();
       
   188         }
       
   189     else
       
   190         {
       
   191         TriggerMoveItemL();
       
   192         Cancel();
       
   193 
       
   194 #ifdef RD_UI_TRANSITION_EFFECTS_LIST
       
   195         if( iTransTfx && iTransTfxInternal->EffectsDisabled() )
       
   196             {
       
   197             iTransTfx->EnableEffects( ETrue );
       
   198 
       
   199             if( iTransTfx )
       
   200                 {
       
   201                 iTransTfxInternal->Remove( MAknListBoxTfxInternal::EListEverything );
       
   202                 iDrawer.Widget()->DrawNow();
       
   203                 iTransTfxInternal->Draw( iDrawer.Widget()->Rect() );
       
   204                 }
       
   205             }
       
   206 #endif
       
   207         }
       
   208     }
       
   209 
       
   210 // -----------------------------------------------------------------------------
       
   211 //
       
   212 // -----------------------------------------------------------------------------
       
   213 //
       
   214 TRect CMmDrawerAnimator::AdjustRefreshRectToNonTouch( const TRect& aRefreshRect )
       
   215     {
       
   216     TRect rect( aRefreshRect );
       
   217     if( !AknLayoutUtils::PenEnabled() )
       
   218         {
       
   219         TRect indicatorRect( iDrawer.GetIndicatorRect() );
       
   220         TSize itemSize( iDrawer.GetItemSize(
       
   221                 iDrawer.Widget()->CurrentItemIndex(), ETrue ) );
       
   222 
       
   223         TInt horizontalMargin( ( indicatorRect.Width() - itemSize.iWidth ) / 2 );
       
   224         TInt verticalMargin( ( indicatorRect.Height() - itemSize.iHeight ) / 2 );
       
   225         rect.Grow(horizontalMargin, verticalMargin);
       
   226         }
       
   227     return rect;
       
   228     }
       
   229 
       
   230 // -----------------------------------------------------------------------------
       
   231 //
       
   232 // -----------------------------------------------------------------------------
       
   233 //
       
   234 TInt CMmDrawerAnimator::Trigger()
       
   235     {
       
   236     if( iPreparedForGarbage )
       
   237         {
       
   238         return KErrCancel;
       
   239         }
       
   240 
       
   241     if( !IsActive() && iDrawer.GetFloatingItemCount() > 0 )
       
   242         {
       
   243 #ifdef RD_UI_TRANSITION_EFFECTS_LIST
       
   244         iTransTfx = CAknListLoader::TfxApi( iDrawer.Gc() );
       
   245         iTransTfxInternal = CAknListLoader::TfxApiInternal( iDrawer.Gc() );
       
   246 
       
   247         if( iTransTfx && !iTransTfxInternal->EffectsDisabled() )
       
   248             {
       
   249             iTransTfx->EnableEffects( EFalse );
       
   250 
       
   251             if( iTransTfxInternal )
       
   252                 {
       
   253                 iTransTfxInternal->Remove( MAknListBoxTfxInternal::EListEverything );
       
   254                 iTransTfxInternal->Draw( iDrawer.Widget()->Rect() );
       
   255                 }
       
   256             }
       
   257 #endif
       
   258 
       
   259         iTimer.After( iStatus, TTimeIntervalMicroSeconds32(
       
   260                 MmEffects::KAnimationFrameDelay ) );
       
   261         SetActive();
       
   262         }
       
   263     return KErrNone;
       
   264     }
       
   265 
       
   266 // -----------------------------------------------------------------------------
       
   267 //
       
   268 // -----------------------------------------------------------------------------
       
   269 //
       
   270 TInt CMmDrawerAnimator::RunError( TInt aError )
       
   271     {
       
   272     return aError;
       
   273     }
       
   274 
       
   275 // -----------------------------------------------------------------------------
       
   276 //
       
   277 // -----------------------------------------------------------------------------
       
   278 //
       
   279 void CMmDrawerAnimator::AnimateDragItemTransitionL()
       
   280     {
       
   281     if( KErrNotFound != iDrawer.GetFloatingItemIndex( EDrag )
       
   282             || KErrNotFound != iDrawer.GetFloatingItemIndex( EDragStart ) )
       
   283         {
       
   284         TMmFloatingItemType floatingType =
       
   285                 iDrawer.GetFloatingItemIndex( EDrag ) != KErrNotFound
       
   286                     ? EDrag : EDragStart;
       
   287         TMmFloatingItem floatingItem(
       
   288                 iDrawer.GetFloatingItemL( floatingType ).GetDrawnItemIndex(),
       
   289                 iDrawer.GetFloatingItemL( floatingType ).GetItemPosition(),
       
   290                 EDragTransition, floatingType == EDrag
       
   291                     ? iUsualAnimationFramesCount : MmEffects::KNoAnimationFramesCount,
       
   292                 iDrawer.Widget()->View() );
       
   293         TPoint pointEnd = iDrawer.Widget()->View()->ItemPos( floatingItem.GetDrawnItemIndex() );
       
   294         floatingItem.SetPositionStep( pointEnd - floatingItem.GetItemPosition() );
       
   295         iDrawer.AddFloatingItemL( floatingItem, 0 );
       
   296 
       
   297         TMmFloatingItem postDragRefresh(
       
   298                 iDrawer.GetFloatingItemL( floatingType ).GetDrawnItemIndex(),
       
   299                 pointEnd, EPostDragRefreshItem,
       
   300                 MmEffects::KNoAnimationFramesCount, iDrawer.Widget()->View() );
       
   301         iDrawer.AddFloatingItemL( postDragRefresh );
       
   302 
       
   303         iDrawer.RemoveFloatingItem( iDrawer.GetFloatingItemIndex( EDrag ) );
       
   304         iDrawer.RemoveFloatingItem( iDrawer.GetFloatingItemIndex( EDragStart ) );
       
   305         }
       
   306     }
       
   307 
       
   308 // -----------------------------------------------------------------------------
       
   309 //
       
   310 // -----------------------------------------------------------------------------
       
   311 //
       
   312 TBool CMmDrawerAnimator::IsReadyForNewAnimation()
       
   313     {
       
   314     if( iPreparedForGarbage )
       
   315         {
       
   316         return EFalse;
       
   317         }
       
   318 
       
   319     for( int i = 0; i < iDrawer.GetFloatingItemCount(); i++ )
       
   320         {
       
   321         TMmFloatingItemType type =
       
   322                 iDrawer.GetFloatingItemAtIndex( i ).GetFloatingItemType();
       
   323         if( type != EDrag && type != EZoomTransition )
       
   324             {
       
   325             return EFalse;
       
   326             }
       
   327         }
       
   328     return ETrue;
       
   329     }
       
   330 
       
   331 // -----------------------------------------------------------------------------
       
   332 //
       
   333 // -----------------------------------------------------------------------------
       
   334 //
       
   335 void CMmDrawerAnimator::CancelAnimationsL()
       
   336     {
       
   337     for( int i = 0; i < iDrawer.GetFloatingItemCount(); i++ )
       
   338         {
       
   339         TMmFloatingItem& current = iDrawer.GetFloatingItemAtIndex( i );
       
   340         if( current.GetFloatingItemType() != EDrag )
       
   341             {
       
   342             current.InvalidateFloatingItem();
       
   343             }
       
   344         }
       
   345     }
       
   346 
       
   347 // -----------------------------------------------------------------------------
       
   348 //
       
   349 // -----------------------------------------------------------------------------
       
   350 //
       
   351 void CMmDrawerAnimator::AnimateItemSwapL( TInt aItemFrom, TInt aItemTo )
       
   352     {
       
   353     TMmFloatingItem floatingItem( aItemTo,
       
   354             iDrawer.Widget()->View()->ItemPos( aItemFrom ),
       
   355             ESwapTransition, iUsualAnimationFramesCount,
       
   356             iDrawer.Widget()->View() );
       
   357 
       
   358     for( int i = 0; i < iDrawer.GetFloatingItemCount(); i++ )
       
   359         {
       
   360         TMmFloatingItem& current = iDrawer.GetFloatingItemAtIndex( i );
       
   361 
       
   362         if( current.GetFloatingItemType() == EZoomTransition
       
   363                 && current.GetDrawnItemIndex() == aItemFrom )
       
   364             {
       
   365             current.InvalidateFloatingItem();
       
   366             floatingItem.SetSizeStep( current.GetCurrentZoomRatio(), 1.0f );
       
   367             break;
       
   368             }
       
   369         }
       
   370 
       
   371     floatingItem.SetPositionStep( iDrawer.Widget()->View()->ItemPos(aItemTo)
       
   372             - iDrawer.Widget()->View()->ItemPos(aItemFrom) );
       
   373     iDrawer.AddFloatingItemL( floatingItem );
       
   374     }
       
   375 
       
   376 // -----------------------------------------------------------------------------
       
   377 //
       
   378 // -----------------------------------------------------------------------------
       
   379 //
       
   380 void CMmDrawerAnimator::AnimateItemZoomL( TInt aItemIndex, TBool aZoomIn )
       
   381     {
       
   382     TMmFloatingItem floatingItem( aItemIndex,
       
   383             iDrawer.Widget()->View()->ItemPos( aItemIndex ),
       
   384             EZoomTransition, iUsualAnimationFramesCount,
       
   385             iDrawer.Widget()->View() );
       
   386     floatingItem.SetManualDelete( aZoomIn );
       
   387     floatingItem.SetSizeStep(
       
   388             (aZoomIn) ? KNormalStateZoomRatio : KZoomStateZoomRatio,
       
   389             (aZoomIn) ? KZoomStateZoomRatio : KNormalStateZoomRatio );
       
   390 
       
   391     TInt animationFound = EFalse;
       
   392     for( int i = 0; i < iDrawer.GetFloatingItemCount(); i++ )
       
   393         {
       
   394         TMmFloatingItem& current = iDrawer.GetFloatingItemAtIndex( i );
       
   395         if( current.GetFloatingItemType() == EZoomTransition
       
   396                 && current.GetDrawnItemIndex() == aItemIndex )
       
   397             {
       
   398             current.InvalidateFloatingItem();
       
   399             floatingItem.SetSizeStep( current.GetCurrentZoomRatio(),
       
   400                     (aZoomIn) ? KZoomStateZoomRatio : KNormalStateZoomRatio);
       
   401             animationFound = ETrue;
       
   402             static_cast<CMmWidgetContainer*> ( iDrawer.Widget()->Parent() )->
       
   403                     SetAllowMove( EFalse );
       
   404             break;
       
   405             }
       
   406         }
       
   407 
       
   408     if( ( aZoomIn != EFalse || animationFound != EFalse ) )
       
   409         {
       
   410         // This covers the situation, when a zoom out animation is requested
       
   411         // whilst no zoom in occured earlier. In this case the request is
       
   412         // neglected.
       
   413         iDrawer.AddFloatingItemL( floatingItem );
       
   414         }
       
   415     }
       
   416 
       
   417 // -----------------------------------------------------------------------------
       
   418 //
       
   419 // -----------------------------------------------------------------------------
       
   420 //
       
   421 void CMmDrawerAnimator::SetNextRedrawToWholeScreen()
       
   422     {
       
   423     iPreviousRefreshRect = iDrawer.Widget()->View()->ViewRect();
       
   424     }
       
   425 
       
   426 // -----------------------------------------------------------------------------
       
   427 //
       
   428 // -----------------------------------------------------------------------------
       
   429 //
       
   430 void CMmDrawerAnimator::PrepareForGarbage()
       
   431     {
       
   432     //	Cancel any outstanding requests
       
   433     Cancel();
       
   434     iPreparedForGarbage = ETrue;
       
   435     }
       
   436 
       
   437 // -----------------------------------------------------------------------------
       
   438 //
       
   439 // -----------------------------------------------------------------------------
       
   440 //
       
   441 void CMmDrawerAnimator::TriggerMoveItemL()
       
   442     {
       
   443     static_cast<CMmWidgetContainer*> ( iDrawer.Widget()->Parent() )->
       
   444             TriggerMoveItemL();
       
   445     }
       
   446 
       
   447 // -----------------------------------------------------------------------------
       
   448 //
       
   449 // -----------------------------------------------------------------------------
       
   450 //
       
   451 void CMmDrawerAnimator::AnimateDragItemStartL( TInt aDraggedIndex, TPoint aPoint )
       
   452     {
       
   453     TMmFloatingItem floatingItem(
       
   454             aDraggedIndex,
       
   455             iDrawer.Widget()->View()->ItemPos( aDraggedIndex ),
       
   456             EDragStart,
       
   457             MmEffects::KUsualAnimationFramesCountNonTouch,
       
   458             iDrawer.Widget()->View() );
       
   459     floatingItem.SetPositionStep( aPoint - floatingItem.GetItemPosition() );
       
   460     iDrawer.AddFloatingItemL( floatingItem, 0 );
       
   461     }
       
   462 //End of file