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:  Storage class for visuals belonging to visualizer

    15 *

    16 */

    17 

    18 

    19 //<cmail>

    20 //#include <fsconfig.h>

    21 #include "emailtrace.h"

    22 #include <alf/alfvisual.h>

    23 #include <alf/alftextvisual.h>

    24 #include <alf/alfimagevisual.h>

    25 #include <alf/alfanchorlayout.h>

    26 #include <alf/alfborderbrush.h>

    27 // </cmail>

    28 

    29 // <cmail>

    30 #include <alf/alfcontrol.h>

    31 #include <alf/alfbrusharray.h>

    32 // </cmail>

    33 #include "fstextviewervisualizerdata.h"

    34 #include "fstextparser.h"

    35 #include "fstexture.h"

    36 #include "fstextviewerselectsmanager.h"

    37 #include "fstextviewercoordinator.h"

    38 

    39 TAny* TKeyArrayPtr::At(TInt aIndex) const

    40     {

    41     FUNC_LOG;

    42     if (aIndex==KIndexPtr)

    43         {

    44         return *(TUint8**)iPtr+iKeyOffset;

    45         }

    46     return *(TUint8**)iBase->Ptr(aIndex*sizeof(TUint8**)).Ptr()+iKeyOffset;

    47     }

    48 

    49 // ---------------------------------------------------------------------------

    50 // NewL

    51 // ---------------------------------------------------------------------------

    52 CFsTextViewerVisualizerData* CFsTextViewerVisualizerData::NewL( 

    53         CAlfControl* aControl, 

    54         CFsTextParser* aParser, 

    55         CFsTextViewerSelectsManager* aSelector )

    56     {

    57     FUNC_LOG;

    58     CFsTextViewerVisualizerData* self = 

    59         new (ELeave) CFsTextViewerVisualizerData( 

    60                 aControl, 

    61                 aParser, 

    62                 aSelector );

    63     CleanupStack::PushL( self );

    64     self->ConstructL();

    65     CleanupStack::Pop( self );

    66     return self;

    67     }

    68 

    69 // ---------------------------------------------------------------------------

    70 // ~CFsTextViewerVisualizerData

    71 // ---------------------------------------------------------------------------

    72 CFsTextViewerVisualizerData::~CFsTextViewerVisualizerData()

    73     {

    74     FUNC_LOG;

    75     for ( TInt i = 0; i < iVisArray.Count(); ++i )

    76         {

    77         if ( iVisArray[i] && iVisArray[i]->iVisual && iSelector )

    78             {

    79             iSelector->RemoveVisual( iVisArray[i] );

    80             }

    81         }

    82     

    83     iVisArray.ResetAndDestroy();

    84 //    delete iDebugBrush;

    85     iVisArray.Close();

    86     iLayoutArray.Close();

    87     iBgArray.Close();

    88     }

    89 

    90 // ---------------------------------------------------------------------------

    91 // AppendVisualL

    92 // ---------------------------------------------------------------------------

    93 void CFsTextViewerVisualizerData::AppendVisualL( TFsRangedVisual aVisual )

    94     {

    95     FUNC_LOG;

    96     TFsRangedVisual* rVisual = new (ELeave) TFsRangedVisual();

    97     rVisual->iStart = aVisual.iStart;

    98     rVisual->iEnd = aVisual.iEnd;

    99     rVisual->iVisual = aVisual.iVisual;

   100     rVisual->iIsActive = aVisual.iIsActive;

   101     rVisual->iRect = aVisual.iRect;

   102     rVisual->iLayout = aVisual.iLayout;

   103     rVisual->iIsText = aVisual.iIsText;

   104     rVisual->iEmbed = aVisual.iEmbed;

   105     rVisual->iHotspot = aVisual.iHotspot;

   106     rVisual->iHotspotType = aVisual.iHotspotType;

   107     rVisual->iId = aVisual.iId;

   108     rVisual->iTextStyleId = aVisual.iTextStyleId;

   109     rVisual->iTextColor = aVisual.iTextColor;

   110     rVisual->iLineNumber = aVisual.iLineNumber;

   111 

   112     iVisArray.Append( rVisual );

   113     }

   114 

   115 // ---------------------------------------------------------------------------

   116 // AppendVisualL

   117 // ---------------------------------------------------------------------------

   118 void CFsTextViewerVisualizerData::AppendVisualL( TFsRangedVisual* aVisual )

   119     {

   120     FUNC_LOG;

   121     iVisArray.Append( aVisual );

   122     }

   123 

   124 // ---------------------------------------------------------------------------

   125 // AppendVisualL

   126 // ---------------------------------------------------------------------------

   127 void CFsTextViewerVisualizerData::AppendVisualL( 

   128         CAlfVisual* aVisual, 

   129         TFsVisRange aRange )

   130     {

   131     FUNC_LOG;

   132     TFsRangedVisual* visual = new (ELeave) TFsRangedVisual();

   133     visual->iVisual = aVisual;

   134     visual->iStart = aRange.iStart;

   135     visual->iEnd = aRange.iEnd;

   136     visual->iIsActive = ETrue;

   137 

   138     iVisArray.Append( visual );

   139     }

   140     

   141 // ---------------------------------------------------------------------------

   142 // AppendLayoutL

   143 // ---------------------------------------------------------------------------

   144 void CFsTextViewerVisualizerData::AppendLayoutL( 

   145         CAlfVisual* aVisual, 

   146         TFsVisRange aRange )

   147     {

   148     FUNC_LOG;

   149     TFsRangedVisual visual;

   150     visual.iVisual = aVisual;

   151     visual.iStart = aRange.iStart;

   152     visual.iEnd = aRange.iEnd;

   153     visual.iIsActive = ETrue;

   154 

   155     iLayoutArray.AppendL( visual );

   156     }

   157 

   158 // ---------------------------------------------------------------------------

   159 // AppendBgL

   160 // ---------------------------------------------------------------------------

   161 void CFsTextViewerVisualizerData::AppendBgL( TFsPartBgVisual aBg )

   162     {

   163     FUNC_LOG;

   164     iBgArray.AppendL( aBg );

   165     }

   166 

   167 // ---------------------------------------------------------------------------

   168 // RemoveBg

   169 // ---------------------------------------------------------------------------

   170 TBool CFsTextViewerVisualizerData::RemoveBg( CAlfVisual* aVisual )

   171     {

   172     FUNC_LOG;

   173     TBool retVal = EFalse;

   174     for ( TInt i = 0; i < iBgArray.Count(); ++i )

   175         {

   176         if ( iBgArray[i].iVisual == aVisual )

   177             {

   178             iBgArray.Remove( i );

   179             i = iBgArray.Count();

   180             retVal = ETrue;

   181             }

   182         }

   183     

   184     return retVal;

   185     }

   186 

   187 // ---------------------------------------------------------------------------

   188 // ResetBgArray

   189 // ---------------------------------------------------------------------------

   190 void CFsTextViewerVisualizerData::ResetBgArray()

   191     {

   192     FUNC_LOG;

   193     for ( TInt i =  0; i < iBgArray.Count(); ++i )

   194         {

   195         iBgArray[i].iVisual->RemoveAndDestroyAllD();

   196         }

   197     iBgArray.Reset();

   198     }

   199 

   200 // ---------------------------------------------------------------------------

   201 // InsertVisualL

   202 // ---------------------------------------------------------------------------

   203 void CFsTextViewerVisualizerData::InsertVisualL( TInt aIndex, 

   204                         CAlfVisual* aVisual, TFsVisRange aRange )

   205     {

   206     FUNC_LOG;

   207     TFsRangedVisual* visual = new (ELeave) TFsRangedVisual();

   208     visual->iVisual = aVisual;

   209     visual->iStart = aRange.iStart;

   210     visual->iEnd = aRange.iEnd;

   211     visual->iIsActive = ETrue;

   212 

   213     iVisArray.Insert( visual, aIndex );

   214     }

   215 

   216 // ---------------------------------------------------------------------------

   217 // PopVisual

   218 // ---------------------------------------------------------------------------

   219 void CFsTextViewerVisualizerData::PopVisual()

   220     {

   221     FUNC_LOG;

   222     iVisArray.Remove( iVisArray.Count() - 1 );

   223     }

   224 

   225 // ---------------------------------------------------------------------------

   226 // RemoveVisual

   227 // ---------------------------------------------------------------------------

   228 void CFsTextViewerVisualizerData::RemoveVisual( TInt aIndex )

   229     {

   230     FUNC_LOG;

   231     iVisArray.Remove( aIndex );

   232     }

   233 

   234 // ---------------------------------------------------------------------------

   235 // DisableVisual

   236 // ---------------------------------------------------------------------------

   237 void CFsTextViewerVisualizerData::DisableVisual( TInt aIndex, TBool aStatus )

   238     {

   239     FUNC_LOG;

   240     if ( aIndex >=0 && aIndex < iVisArray.Count() )

   241         {

   242         iVisArray[aIndex]->iIsActive = !aStatus;

   243         }

   244     }

   245 

   246 // ---------------------------------------------------------------------------

   247 // DisableVisual

   248 // ---------------------------------------------------------------------------

   249 void CFsTextViewerVisualizerData::DisableVisual( 

   250         CAlfVisual* aVisual, 

   251         TBool aStatus )

   252     {

   253     FUNC_LOG;

   254     TInt index = Find( aVisual );

   255     if ( index >= 0 && index < iVisArray.Count() )

   256         {

   257         iVisArray[index]->iIsActive = !aStatus;

   258         }

   259     }

   260 

   261 // ---------------------------------------------------------------------------

   262 // EnableVisual

   263 // ---------------------------------------------------------------------------

   264 void CFsTextViewerVisualizerData::EnableVisual( TInt aIndex, TBool aStatus )

   265     {

   266     FUNC_LOG;

   267     if ( aIndex >=0 && aIndex < iVisArray.Count() )

   268         {

   269         iVisArray[aIndex]->iIsActive = aStatus;

   270         }

   271     }

   272 

   273 // ---------------------------------------------------------------------------

   274 // EnableVisual

   275 // ---------------------------------------------------------------------------

   276 void CFsTextViewerVisualizerData::EnableVisual( 

   277         CAlfVisual* aVisual, 

   278         TBool aStatus )

   279     {

   280     FUNC_LOG;

   281     TInt index = Find( aVisual );

   282     if ( index >= 0 && index < iVisArray.Count() )

   283         {

   284         iVisArray[index]->iIsActive = aStatus;

   285         }

   286     }

   287 

   288 // ---------------------------------------------------------------------------

   289 // GetVisual

   290 // ---------------------------------------------------------------------------

   291 CAlfVisual* CFsTextViewerVisualizerData::GetVisual( TInt aIndex )

   292     {

   293     FUNC_LOG;

   294     CAlfVisual* retVal = NULL;

   295     if ( aIndex >= 0 && aIndex < iVisArray.Count() )

   296         {

   297         retVal = iVisArray[aIndex]->iVisual;

   298         }

   299 

   300     return retVal;

   301     }

   302 

   303 // ---------------------------------------------------------------------------

   304 // GetVisLength

   305 // ---------------------------------------------------------------------------

   306 TInt CFsTextViewerVisualizerData::GetVisLength( TInt aIndex )

   307     {

   308     FUNC_LOG;

   309     TInt retVal = -1;

   310     

   311     if ( aIndex >= 0 && aIndex < iVisArray.Count() )

   312         {

   313         retVal = 

   314             iVisArray[aIndex]->iEnd - iVisArray[aIndex]->iStart + 1;

   315         }

   316     else

   317         {

   318         }

   319 

   320     return retVal;

   321     }

   322 

   323 // ---------------------------------------------------------------------------

   324 // GetVisStartOffset

   325 // ---------------------------------------------------------------------------

   326 TInt CFsTextViewerVisualizerData::GetVisStartOffset( TInt aIndex )

   327     {

   328     FUNC_LOG;

   329     TInt retVal = -1;

   330     if ( aIndex >= 0 && aIndex < iVisArray.Count() )

   331         {

   332         retVal = iVisArray[aIndex]->iStart;

   333         }

   334 

   335     return retVal;

   336     }

   337 

   338 // ---------------------------------------------------------------------------

   339 // GetVisEndOffset

   340 // ---------------------------------------------------------------------------

   341 TInt CFsTextViewerVisualizerData::GetVisEndOffset( TInt aIndex )

   342     {

   343     FUNC_LOG;

   344     TInt retVal = -1;

   345     if ( aIndex >= 0 && aIndex < iVisArray.Count() )

   346         {

   347         retVal = iVisArray[aIndex]->iEnd;

   348         }

   349         

   350     return retVal;

   351     }

   352     

   353 // ---------------------------------------------------------------------------

   354 // GetLayEndOffset

   355 // ---------------------------------------------------------------------------

   356 TInt CFsTextViewerVisualizerData::GetLayEndOffset( TInt aIndex )

   357     {

   358     FUNC_LOG;

   359     TInt retVal = -1;

   360     if ( aIndex >= 0 && aIndex < iLayoutArray.Count() )

   361         {

   362         retVal = iLayoutArray[aIndex].iEnd;

   363         }

   364         

   365     return retVal;

   366     }

   367 

   368 // ---------------------------------------------------------------------------

   369 // GetVisOffsets

   370 // ---------------------------------------------------------------------------

   371 TFsVisRange CFsTextViewerVisualizerData::GetVisOffsets( TInt aIndex )

   372     {

   373     FUNC_LOG;

   374     TFsVisRange retVal;

   375     retVal.iStart = 0;

   376     retVal.iEnd = 0;

   377     if ( aIndex >= 0 && aIndex < iVisArray.Count() )

   378         {

   379         retVal.iStart = iVisArray[aIndex]->iStart;

   380         retVal.iEnd = iVisArray[aIndex]->iEnd;

   381         }

   382 

   383     return retVal;

   384     }

   385 

   386 // ---------------------------------------------------------------------------

   387 // Count

   388 // ---------------------------------------------------------------------------

   389 TInt CFsTextViewerVisualizerData::Count()

   390     {

   391     FUNC_LOG;

   392     return iVisArray.Count();

   393     }

   394 

   395 // ---------------------------------------------------------------------------

   396 // Find

   397 // ---------------------------------------------------------------------------

   398 TInt CFsTextViewerVisualizerData::Find( CAlfVisual* aVisual )

   399     {

   400     FUNC_LOG;

   401     TInt retVal = -1;

   402 

   403     for ( TInt i = 0; i < iVisArray.Count(); ++i )

   404         {

   405         if ( iVisArray[i]->iVisual == aVisual )

   406             {

   407             retVal = i;

   408 //            i = iVisArray.Count();

   409             }

   410         }

   411 

   412     return retVal;

   413     }

   414     

   415 // ---------------------------------------------------------------------------

   416 // FindLayout

   417 // ---------------------------------------------------------------------------

   418 TInt CFsTextViewerVisualizerData::FindLayout( CAlfVisual* aVisual )

   419     {

   420     FUNC_LOG;

   421     TInt retVal = -1;

   422 

   423     for ( TInt i = 0; i < iLayoutArray.Count(); ++i )

   424         {

   425         if ( iLayoutArray[i].iVisual == aVisual )

   426             {

   427             retVal = i;

   428             i = iLayoutArray.Count();

   429             }

   430         }

   431 

   432     return retVal;

   433     }

   434 

   435 // ---------------------------------------------------------------------------

   436 // Find

   437 // ---------------------------------------------------------------------------

   438 TInt CFsTextViewerVisualizerData::Find( TInt aOffset )

   439     {

   440     FUNC_LOG;

   441     TInt retVal = -1;

   442     for ( TInt i = 0; i < iVisArray.Count(); ++i )

   443         {

   444         if ( aOffset >= iVisArray[i]->iStart && aOffset <= 

   445                 iVisArray[i]->iEnd && iVisArray[i]->iIsActive )

   446             {

   447             retVal = i;

   448             }

   449         }

   450     return retVal;

   451     }

   452 

   453 // ---------------------------------------------------------------------------

   454 // MoveToNextCharL

   455 // ---------------------------------------------------------------------------

   456 TBool CFsTextViewerVisualizerData::MoveToNextCharL()

   457     {

   458     FUNC_LOG;

   459     TInt i;

   460     TInt maxChar = 0;

   461     for ( i = 0; i < iVisArray.Count(); ++i )

   462         {

   463         if ( iVisArray[i]->iIsActive 

   464                 && iVisArray[i]->iEnd > maxChar )

   465             {

   466             maxChar = iVisArray[i]->iEnd;

   467             }

   468         }

   469         

   470     if ( iCurrentChar >= maxChar - 1 )

   471         {

   472         return EFalse;

   473         }

   474         

   475     iPrevChar = iCurrentChar;

   476     TBool notFound = ETrue;

   477     ++iCurrentChar;

   478 

   479     if ( !iVisArray[iPosition.iVisual]->iVisual )

   480         {

   481         RestoreL( iVisArray[iPosition.iVisual] );

   482         }

   483 

   484     CAlfImageVisual* visual( dynamic_cast<CAlfImageVisual*>( iVisArray[iPosition.iVisual]->iVisual ) );

   485     if ( visual )

   486         {

   487         iCurrentChar = iVisArray[iPosition.iVisual]->iEnd + 1;

   488         }

   489     while ( notFound )

   490         {

   491         if ( iCurrentChar >= iLength )

   492             {

   493             notFound = EFalse;

   494             }

   495         for ( i = 0; i < iVisArray.Count(); ++i )

   496             {

   497             if ( iCurrentChar >= iVisArray[i]->iStart 

   498                     && iCurrentChar <= iVisArray[i]->iEnd )

   499                 {

   500                 if ( iVisArray[i]->iIsActive )

   501                     {

   502                     iPosition.iVisual = i;

   503                     iPosition.iOffset = 

   504                         iCurrentChar - iVisArray[i]->iStart;

   505                     notFound = EFalse;

   506                     }

   507                 else 

   508                     {

   509                     iCurrentChar = iVisArray[i]->iEnd + 1;

   510                     }

   511                 }

   512             }

   513         if ( notFound )

   514             {

   515             ++iCurrentChar;

   516             }

   517         }

   518     if ( iCurrentChar >= iLength )

   519             {

   520             iPosition.iVisual = iVisArray.Count() - 1;

   521             iPosition.iOffset = iVisArray[iVisArray.Count() - 1]->iEnd;

   522             }

   523 

   524     return ETrue;

   525     }

   526 

   527 // ---------------------------------------------------------------------------

   528 // MoveToPrevCharL

   529 // ---------------------------------------------------------------------------

   530 TBool CFsTextViewerVisualizerData::MoveToPrevCharL()

   531     {

   532     FUNC_LOG;

   533     if ( iCurrentChar == 0 )

   534         {

   535         return EFalse;

   536         }

   537     iPrevChar = iCurrentChar;

   538     TBool notFound = ETrue;

   539     TInt i;

   540     

   541     --iCurrentChar;

   542 

   543     if ( iPosition.iVisual >= 0 

   544             && iPosition.iVisual < iVisArray.Count() 

   545             && !iVisArray[iPosition.iVisual]->iVisual )

   546         {

   547         RestoreL( iVisArray[iPosition.iVisual] );

   548         }

   549 

   550     CAlfImageVisual* visual( NULL );

   551     if ( iPosition.iVisual >= 0 && iPosition.iVisual < iVisArray.Count() )

   552         {

   553         visual = dynamic_cast<CAlfImageVisual*>( iVisArray[iPosition.iVisual]->iVisual );

   554         }

   555     else

   556         {

   557         return EFalse;

   558         }

   559     if ( visual  )

   560         {

   561         iCurrentChar = iVisArray[iPosition.iVisual]->iStart - 1;

   562         }

   563     

   564     while ( notFound )

   565         {

   566         if ( iCurrentChar <= 0 )

   567             {

   568             notFound = EFalse;

   569             }

   570         for ( i = 0; i < iVisArray.Count(); ++i )

   571             {

   572             if ( iCurrentChar >= iVisArray[i]->iStart 

   573                     && iCurrentChar <= iVisArray[i]->iEnd )

   574                 {

   575                 if ( iVisArray[i]->iIsActive )

   576                     {

   577                     iPosition.iVisual = i;

   578                     iPosition.iOffset = 

   579                         iCurrentChar - iVisArray[i]->iStart;

   580                     notFound = EFalse;

   581                     }

   582                 else 

   583                     {

   584                     iCurrentChar = iVisArray[i]->iStart - 1;

   585                     }

   586                 }

   587             }

   588             if ( notFound )

   589                 {

   590                 --iCurrentChar;

   591                 }

   592         }

   593     if ( iCurrentChar <= 0 )

   594             {

   595             iPosition.iVisual = 0;

   596             iPosition.iOffset = 0;

   597             }

   598 

   599     return ETrue;

   600     }

   601 

   602 // ---------------------------------------------------------------------------

   603 // FindPrevChar

   604 // ---------------------------------------------------------------------------

   605 TInt CFsTextViewerVisualizerData::FindPrevChar()

   606     {

   607     FUNC_LOG;

   608     TInt retVal = -1;

   609 

   610     TInt current = iCurrentChar - 1;

   611     TBool notFound = ETrue;

   612 

   613     while ( notFound && current >= 0 )

   614         {

   615         if ( 0 > Find( current ) )

   616             {

   617             --current;

   618             }

   619         else

   620             {

   621             retVal = current;

   622             notFound = EFalse;

   623             }

   624         }

   625 

   626     return retVal;

   627     }

   628 

   629 // ---------------------------------------------------------------------------

   630 // GetCursorRectL

   631 // ---------------------------------------------------------------------------

   632 TRect CFsTextViewerVisualizerData::GetCursorRectL()

   633     {

   634     FUNC_LOG;

   635     TRect retVal;

   636     if ( iPosition.iVisual < 0 || iPosition.iVisual >= iVisArray.Count() )

   637         {

   638         return retVal;

   639         }

   640     if ( !iVisArray[iPosition.iVisual]->iVisual )

   641         {

   642         RestoreL( iVisArray[iPosition.iVisual] );

   643         }

   644 

   645     CAlfTextVisual* textVisual( dynamic_cast<CAlfTextVisual*>( iVisArray[iPosition.iVisual]->iVisual ) );

   646     if ( textVisual )

   647         {

   648         retVal = static_cast<CAlfTextVisual*>

   649             ( iVisArray[iPosition.iVisual]->iVisual )->

   650                 SubstringExtents( iPosition.iOffset, iPosition.iOffset + 1 );

   651         }

   652     else

   653         {

   654         retVal = TRect( 

   655             TPoint( 0, 0 ),

   656             iVisArray[iPosition.iVisual]->iVisual->Size().Target() );

   657         }

   658 

   659     TPoint translation; 

   660     translation = 

   661         iVisArray[iPosition.iVisual]->iVisual->DisplayRectTarget().iTl;

   662     retVal.Move( translation );

   663 

   664     return retVal;

   665     }

   666 

   667 // ---------------------------------------------------------------------------

   668 // GetCursorCharOffset

   669 // ---------------------------------------------------------------------------

   670 TInt CFsTextViewerVisualizerData::GetCursorCharOffset()

   671     {

   672     FUNC_LOG;

   673     return iCurrentChar;

   674     }

   675 

   676 // ---------------------------------------------------------------------------

   677 // SetCursorCharOffset

   678 // ---------------------------------------------------------------------------

   679 void CFsTextViewerVisualizerData::SetCursorCharOffset( TInt aOffset )

   680     {

   681     FUNC_LOG;

   682     iCurrentChar = aOffset;

   683     }

   684 

   685 // ---------------------------------------------------------------------------

   686 // Sort

   687 // ---------------------------------------------------------------------------

   688 void CFsTextViewerVisualizerData::Sort()

   689     {

   690     FUNC_LOG;

   691     for ( TInt i = 0; i < iVisArray.Count(); ++i )

   692         {

   693         if ( iVisArray[i]->iEnd > iLength )

   694             {

   695             iLength = iVisArray[i]->iEnd;

   696             }

   697         }   

   698     }

   699 

   700 // ---------------------------------------------------------------------------

   701 // RestoreL

   702 // ---------------------------------------------------------------------------

   703 TInt CFsTextViewerVisualizerData::RestoreL( TFsRangedVisual* aVisual )

   704     {

   705     FUNC_LOG;

   706     if ( !aVisual || aVisual->iVisual || iVisualAmount > 300 )

   707         {

   708         return KErrNone;

   709         }

   710 

   711     CAlfVisual* visual = NULL;

   712 

   713     if ( aVisual->iIsText )

   714         {

   715         visual = CAlfTextVisual::AddNewL( *iControl, aVisual->iLayout );

   716         HBufC* text;

   717         text = iParser->GetTextL( 

   718                 aVisual->iStart, 

   719                 aVisual->iEnd );

   720         

   721         static_cast<CAlfTextVisual*>(visual)->SetTextL( text->Des() );

   722         delete text;

   723 

   724         static_cast<CAlfTextVisual*>(visual)->SetTextStyle( aVisual->iTextStyleId );

   725         static_cast<CAlfTextVisual*>(visual)->EnableShadow( EFalse );

   726         static_cast<CAlfTextVisual*>(visual)->SetColor(

   727                 aVisual->iTextColor );

   728         if ( aVisual->iDirection == TBidiText::ELeftToRight )

   729             {

   730         static_cast<CAlfTextVisual*>(visual)->SetAlign( EAlfAlignHLeft, EAlfAlignVBottom );

   731             }

   732         else 

   733             {

   734             static_cast<CAlfTextVisual*>(visual)->SetAlign( EAlfAlignHRight, EAlfAlignVBottom );

   735             }

   736 //        visual->EnableBrushesL();

   737 //        visual->Brushes()->AppendL( iDebugBrush, EAlfDoesNotHaveOwnership );

   738         visual->SetRect( aVisual->iRect );

   739         aVisual->iVisual = visual;

   740         }

   741     else

   742         {

   743         visual = CAlfImageVisual::AddNewL( *iControl, aVisual->iLayout );

   744 

   745         static_cast<CAlfImageVisual*>(visual)->SetScaleMode( 

   746                 CAlfImageVisual::EScaleFit );

   747         static_cast<CAlfImageVisual*>(visual)->SetImage( TAlfImage( 

   748             ( ( iParser->GetTextureL( aVisual->iStart ) ).Texture() ) ) );

   749         visual->SetRect( aVisual->iRect );

   750         aVisual->iVisual = visual;

   751         }

   752 

   753     visual->SetFlag( EAlfVisualFlagManualLayout );

   754     ++iVisualAmount;

   755 

   756     if ( aVisual->iEmbed )

   757         {

   758         iSelector->AppendSelectVisL( 

   759                  aVisual,

   760                  aVisual->iId,

   761                  CFsTextViewerSelect::EFsEmbedType );

   762         }

   763     else if ( aVisual->iHotspot )

   764         {

   765         if ( 0 == aVisual->iHotspotType )

   766             {

   767             iSelector->AppendSelectVisL(

   768                      aVisual,

   769                      aVisual->iId,

   770                      CFsTextViewerSelect::EFsHotspotType );

   771             }

   772         else 

   773             {

   774             iSelector->AppendSelectVisL( 

   775                      aVisual, 

   776                      aVisual->iId,

   777                      CFsTextViewerSelect::EFsLineType );

   778             }

   779         }

   780         

   781     return KErrNone;

   782     }

   783 

   784 // ---------------------------------------------------------------------------

   785 // ScrollAllL

   786 // ---------------------------------------------------------------------------

   787 void CFsTextViewerVisualizerData::ScrollAllL( 

   788         TInt aTrans, 

   789         TInt aTime, 

   790         CAlfLayout* aRootLayout )

   791     {

   792     FUNC_LOG;

   793     aRootLayout->SetFlag( EAlfVisualFlagFreezeLayout );

   794     TRect visibleRect = TRect( 0, 0, 500, iScreenHeight );

   795     

   796     TInt heightBuffer = 0;

   797     if ( aTime != 0 )

   798         {

   799         visibleRect.iTl.iY -= Abs( aRootLayout->ScrollOffset().iY.ValueNow() - iScreenOffset );

   800         visibleRect.iBr.iY += Abs( aRootLayout->ScrollOffset().iY.ValueNow() - iScreenOffset );

   801         heightBuffer = Abs( aTrans );

   802         }

   803     else 

   804         {

   805         HideAll();

   806         visibleRect.Move( 0, -aTrans );

   807         }

   808     visibleRect.Move( 0, iScreenOffset );

   809     iScreenOffset -= aTrans;

   810     

   811     

   812     iScrollDirection = aTrans < 0 ? EFsScrollDown : EFsScrollUp;

   813     

   814     TFsRangedVisual* current = NULL;

   815     

   816     if ( iScrollDirection == EFsScrollDown )

   817         {

   818         visibleRect.iBr.iY += heightBuffer;

   819         for ( TInt i = 0; i < iVisArray.Count(); ++i )

   820             {

   821             current = iVisArray[i];

   822             if ( visibleRect.Intersects( current->iRect ) || current->iLayout != aRootLayout )

   823                 {

   824                 if ( !current->iVisual )

   825                     {

   826                     RestoreL( current );

   827                     }

   828                 }

   829             else

   830                 {

   831                 if ( current->iVisual )

   832                     {

   833                     current->iVisual->RemoveAndDestroyAllD();

   834                     current->iVisual = NULL;

   835                     --iVisualAmount;

   836                     }   

   837                 }

   838             }        

   839         }

   840     else

   841         {

   842         visibleRect.iTl.iY -= heightBuffer;

   843         for ( TInt i = iVisArray.Count() - 1; i >= 0; --i )

   844             {

   845             current = iVisArray[i];

   846             if ( visibleRect.Intersects( current->iRect ) || current->iLayout != aRootLayout )

   847                 {

   848                 if ( !current->iVisual )

   849                     {

   850                     RestoreL( current );

   851                     }

   852                 }

   853             else

   854                 {

   855                 if ( current->iVisual )

   856                     {

   857                     current->iVisual->RemoveAndDestroyAllD();

   858                     current->iVisual = NULL;

   859                     --iVisualAmount;

   860                     }                        

   861                 }

   862             }

   863         }

   864     TAlfTimedPoint offset;

   865     offset.iY.SetTarget( iScreenOffset, aTime );

   866     aRootLayout->SetScrollOffset( offset );

   867     aRootLayout->ClearFlag( EAlfVisualFlagFreezeLayout );

   868     iStatusLineLayout->SetPos( TPoint( 0, GetTotalHeight() - iStatusLineLayout->Size().Target().iY ) );

   869     RefreshSelectsL();

   870     }

   871 

   872 // ---------------------------------------------------------------------------

   873 // GetTextStyle

   874 // ---------------------------------------------------------------------------

   875 TInt CFsTextViewerVisualizerData::GetTextStyle( CAlfTextVisual* aVisual )

   876     {

   877     FUNC_LOG;

   878     TInt retVal = 0;

   879     for ( TInt i = 0; i < iVisArray.Count(); ++i )

   880         {

   881         if ( aVisual == iVisArray[i]->iVisual )

   882             {

   883             retVal = iVisArray[i]->iTextStyleId;

   884             i = iVisArray.Count();

   885             }

   886         }

   887     return retVal;

   888     }

   889 

   890 // ---------------------------------------------------------------------------

   891 // DimAllHotspots

   892 // ---------------------------------------------------------------------------

   893 void CFsTextViewerVisualizerData::DimAllHotspotsL()

   894     {

   895     FUNC_LOG;

   896     iSelector->DimAllL();

   897     }

   898 

   899 // ---------------------------------------------------------------------------

   900 // RefreshSelects

   901 // ---------------------------------------------------------------------------

   902 void CFsTextViewerVisualizerData::RefreshSelectsL()

   903     {

   904     FUNC_LOG;

   905     iSelector->RefreshSelectionL();

   906     }

   907 

   908 // ---------------------------------------------------------------------------

   909 // GetVisualPos

   910 // ---------------------------------------------------------------------------

   911 TRect CFsTextViewerVisualizerData::GetVisualPos( TInt aCharIndex )

   912     {

   913     FUNC_LOG;

   914     TRect retVal;

   915     for ( TInt i = 0; i < iVisArray.Count(); ++i )

   916         {

   917         if ( aCharIndex >= iVisArray[i]->iStart 

   918                 && aCharIndex <= iVisArray[i]->iEnd )

   919             {

   920             retVal = iVisArray[i]->iRect;

   921             i = iVisArray.Count();

   922             }

   923         }

   924     return retVal;

   925     }

   926 

   927 // ---------------------------------------------------------------------------

   928 // GetVisualAtIndex

   929 // ---------------------------------------------------------------------------

   930 TFsRangedVisual* CFsTextViewerVisualizerData::GetVisualAtIndex( TInt aIndex )

   931     {

   932     FUNC_LOG;

   933     TFsRangedVisual* retVal = NULL;

   934     if ( aIndex >= 0 && aIndex < iVisArray.Count() )

   935         {

   936         retVal = iVisArray[aIndex];

   937         }

   938 

   939     return retVal;

   940     }

   941 

   942 // ---------------------------------------------------------------------------

   943 // ScrollFromCharL //<cmail> leaving

   944 // ---------------------------------------------------------------------------

   945 void CFsTextViewerVisualizerData::ScrollFromCharL( //<cmail> leaving

   946         TInt aCharIndex, 

   947         TInt aTrans, 

   948         TInt aTime,

   949         CAlfLayout* aRootLayout )

   950     {

   951     FUNC_LOG;

   952     aRootLayout->SetFlag( EAlfVisualFlagFreezeLayout );

   953     TRect visibleRect = TRect( 0, 0, 500, iScreenHeight + Abs( aTrans ) );

   954     visibleRect.iTl.iY -= Abs( aRootLayout->ScrollOffset().iY.ValueNow() );

   955     visibleRect.iBr.iY += Abs( aRootLayout->ScrollOffset().iY.ValueNow() );

   956     visibleRect.Move( 0, iScreenOffset );

   957     for ( TInt i = 0; i < iVisArray.Count(); ++i )

   958         {

   959         if ( iVisArray[i]->iStart > aCharIndex )

   960             {

   961             if ( visibleRect.Intersects( iVisArray[i]->iRect ) )

   962                 {

   963                 RestoreL( iVisArray[i] );

   964                 }

   965             iVisArray[i]->iRect.iTl.iY += aTrans;

   966             iVisArray[i]->iRect.iBr.iY += aTrans;

   967             if ( iVisArray[i]->iVisual )

   968                 {

   969                 iVisArray[i]->iVisual->Move( TPoint( 0, aTrans ), aTime );

   970                 }

   971             }

   972         }

   973     aRootLayout->ClearFlag( EAlfVisualFlagFreezeLayout );

   974     }

   975 

   976 // ---------------------------------------------------------------------------

   977 // SetScreenHeight

   978 // ---------------------------------------------------------------------------

   979 void CFsTextViewerVisualizerData::SetScreenHeight( TInt aScreenHeight )

   980     {

   981     FUNC_LOG;

   982     iScreenHeight = aScreenHeight;

   983     iTopBorder = -1 * iScreenHeight;

   984     iBottomBorder = 2 * iScreenHeight;

   985     }

   986 

   987 // ---------------------------------------------------------------------------

   988 // GetVisualWithChar

   989 // ---------------------------------------------------------------------------

   990 TFsRangedVisual* CFsTextViewerVisualizerData::GetVisualWithChar( 

   991         TInt aCharIndex )

   992     {

   993     FUNC_LOG;

   994     TFsRangedVisual* retVal = NULL;

   995 

   996     for ( TInt i = 0; i < iVisArray.Count(); ++i )

   997         {

   998         if ( iVisArray[i]->iStart <= aCharIndex 

   999                 && iVisArray[i]->iEnd >= aCharIndex )

  1000             {

  1001             retVal = iVisArray[i];

  1002             i = iVisArray.Count();

  1003             }

  1004         }

  1005 

  1006     return retVal;

  1007     }

  1008 

  1009 // ---------------------------------------------------------------------------

  1010 // GetFirstVisible

  1011 // ---------------------------------------------------------------------------

  1012 TFsRangedVisual* CFsTextViewerVisualizerData::GetFirstVisible()

  1013     {

  1014     FUNC_LOG;

  1015     TFsRangedVisual* retVal = NULL;

  1016 

  1017     if ( iVisArray.Count() > 0 )

  1018         {

  1019         retVal = iVisArray[0];

  1020         }

  1021 

  1022     for ( TInt i = 0; i < iVisArray.Count(); ++i )

  1023         {

  1024         if ( iVisArray[i]->iRect.iTl.iY >= iScreenOffset )

  1025             {

  1026             if ( iVisArray[i]->iRect.iTl.iY < retVal->iRect.iTl.iY )

  1027                 {

  1028                 retVal = iVisArray[i];

  1029                 }

  1030             else if ( iVisArray[i]->iRect.iTl.iY 

  1031                     == retVal->iRect.iTl.iY )

  1032                 {

  1033                 if ( iVisArray[i]->iRect.iTl.iX < retVal->iRect.iTl.iX )

  1034                     {

  1035                     retVal = iVisArray[i];

  1036                     }

  1037                 }

  1038             else if ( retVal->iRect.iTl.iY < iScreenOffset )

  1039                 {

  1040                 retVal = iVisArray[i];

  1041                 }

  1042             }

  1043         }

  1044     

  1045     return retVal;

  1046     }

  1047 

  1048 // ---------------------------------------------------------------------------

  1049 // GetLastVisible

  1050 // ---------------------------------------------------------------------------

  1051 TFsRangedVisual* CFsTextViewerVisualizerData::GetLastVisible()

  1052     {

  1053     FUNC_LOG;

  1054     TFsRangedVisual* retVal = NULL;

  1055 

  1056     if ( iVisArray.Count() > 0 )

  1057         {

  1058         retVal = iVisArray[0];

  1059         }

  1060 

  1061     for ( TInt i = 0; i < iVisArray.Count(); ++i )

  1062         {

  1063         if ( iVisArray[i]->iRect.iBr.iY <= iScreenOffset + iScreenHeight )

  1064             {

  1065             if ( iVisArray[i]->iRect.iBr.iY > retVal->iRect.iBr.iY )

  1066                 {

  1067                 retVal = iVisArray[i];

  1068                 }

  1069             else if ( iVisArray[i]->iRect.iBr.iY 

  1070                     == retVal->iRect.iBr.iY )

  1071                 {

  1072                 if ( iVisArray[i]->iRect.iBr.iX > retVal->iRect.iBr.iX )

  1073                     {

  1074                     retVal = iVisArray[i];

  1075                     }

  1076                 }

  1077             else 

  1078                 {

  1079                 }

  1080             }

  1081         }

  1082 

  1083     return retVal;

  1084     }

  1085 

  1086 // ---------------------------------------------------------------------------

  1087 // GetRangedVisual

  1088 // ---------------------------------------------------------------------------

  1089 TFsRangedVisual* CFsTextViewerVisualizerData::GetRangedVisual( 

  1090         CAlfVisual* aVisual )

  1091     {

  1092     FUNC_LOG;

  1093     TFsRangedVisual* retVal = NULL;

  1094     for ( TInt i = 0; i < iVisArray.Count(); ++i )

  1095         {

  1096         if ( iVisArray[i]->iVisual == aVisual )

  1097             {

  1098             retVal = iVisArray[i];

  1099             }

  1100         }

  1101 

  1102     return retVal;

  1103     }

  1104 

  1105 // ---------------------------------------------------------------------------

  1106 // UpdateLinesNumbers

  1107 // ---------------------------------------------------------------------------

  1108 void CFsTextViewerVisualizerData::UpdateLinesNumbers()

  1109     {

  1110     FUNC_LOG;

  1111     TInt lastLine = 1;

  1112     TInt i = 0;

  1113     if ( iVisArray.Count() <= 0 )

  1114         {

  1115         return;

  1116         }

  1117     do 

  1118         {

  1119         if ( iVisArray[i]->iIsActive )

  1120             {

  1121             lastLine = iVisArray[i]->iLineNumber;

  1122             }

  1123         ++i;

  1124         } while (

  1125                 i < iVisArray.Count()

  1126                 && ( iVisArray[i]->iLineNumber == lastLine

  1127                     || iVisArray[i]->iLineNumber == lastLine + 1 )

  1128                 );

  1129 

  1130     TInt lineNumber = lastLine;

  1131     for ( ; i < iVisArray.Count(); ++i )

  1132         {

  1133         if ( iVisArray[i]->iIsActive )

  1134             {