messagingappbase/msgeditor/mediacontrolsrc/MsgSvgControl.cpp
changeset 79 2981cb3aa489
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25:84d9eb65b26f 79:2981cb3aa489
       
     1 /*
       
     2 * Copyright (c) 2005-2006 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 *       MsgEditor svgt UI control - a Message Editor Base control.
       
    16 *
       
    17 */
       
    18 
       
    19  
       
    20 
       
    21 // INCLUDE FILES
       
    22 #include "MsgSvgControl.h"
       
    23 
       
    24 #include <gdi.h>
       
    25 #include <AknDialog.h>
       
    26 #include <aknlayoutscalable_apps.cdl.h>
       
    27 
       
    28 #include <AknUtils.h>
       
    29 #include <msgsvgutils.h>
       
    30 #include <AknsDrawUtils.h>
       
    31 
       
    32 #include <gulicon.h>
       
    33 #include <MsgEditorCommon.h>
       
    34 
       
    35 #include "MsgFrameControl.h"
       
    36 #include "MsgIconControl.h"
       
    37 
       
    38 #include "MsgMediaControlLogging.h"
       
    39 
       
    40 // ==========================================================
       
    41 
       
    42 // EXTERNAL DATA STRUCTURES
       
    43 
       
    44 // EXTERNAL FUNCTION PROTOTYPES
       
    45 
       
    46 // CONSTANTS
       
    47 
       
    48 // MACROS
       
    49 
       
    50 // LOCAL CONSTANTS AND MACROS
       
    51 
       
    52 // MODULE DATA STRUCTURES
       
    53 
       
    54 // LOCAL FUNCTION PROTOTYPES
       
    55 
       
    56 // ================= MEMBER FUNCTIONS =======================
       
    57 
       
    58 // ---------------------------------------------------------
       
    59 // CMsgSvgControl::CMsgSvgControl
       
    60 //
       
    61 // Constructor.
       
    62 // ---------------------------------------------------------
       
    63 //
       
    64 CMsgSvgControl::CMsgSvgControl( MMsgBaseControlObserver& aBaseControlObserver ) : 
       
    65     CMsgMediaControl( aBaseControlObserver, EMsgComponentIdSvg, EMsgSvgControl )
       
    66     {
       
    67     }
       
    68 
       
    69 // ---------------------------------------------------------
       
    70 // CMsgSvgControl::ConstructL
       
    71 //
       
    72 // ---------------------------------------------------------
       
    73 //
       
    74 void CMsgSvgControl::ConstructL( CMsgEditorView& aParent, MMsgAsyncControlObserver* aObserver )
       
    75     {
       
    76     BaseConstructL( aParent, aObserver );    
       
    77 	
       
    78 	SetSize( CalculateControlSize( MsgEditorCommons::MsgDataPane().Size() ) );
       
    79 	
       
    80 	iSvgUtils = new( ELeave ) CMsgSvgUtils;
       
    81     }
       
    82 
       
    83 // ---------------------------------------------------------
       
    84 // CMsgSvgControl::NewL
       
    85 //
       
    86 // Two-phased constructor.
       
    87 // ---------------------------------------------------------
       
    88 //
       
    89 #ifdef RD_SVGT_IN_MESSAGING
       
    90 EXPORT_C CMsgSvgControl* CMsgSvgControl::NewL( CMsgEditorView& aParent,
       
    91                                                    MMsgAsyncControlObserver* aObserver )
       
    92     {
       
    93 
       
    94     CMsgSvgControl* self = new( ELeave ) CMsgSvgControl( aParent );
       
    95     
       
    96     CleanupStack::PushL( self );
       
    97     self->ConstructL( aParent, aObserver );
       
    98     CleanupStack::Pop( self );
       
    99     
       
   100     return self;
       
   101     }
       
   102 #else
       
   103 EXPORT_C CMsgSvgControl* CMsgSvgControl::NewL( CMsgEditorView& /*aParent*/,
       
   104                                                MMsgAsyncControlObserver* /*aObserver*/ )
       
   105     {
       
   106     User::Leave( KErrNotSupported );
       
   107     return NULL; //getting rid of warning
       
   108     }
       
   109 #endif        
       
   110 
       
   111 // ---------------------------------------------------------
       
   112 // CMsgSvgControl::~CMsgSvgControl
       
   113 //
       
   114 // Destructor
       
   115 // ---------------------------------------------------------
       
   116 //
       
   117 CMsgSvgControl::~CMsgSvgControl()
       
   118     {
       
   119     delete iSvgIndicator;
       
   120     delete iSvgUtils;
       
   121     
       
   122     iFileHandle.Close();
       
   123     }
       
   124 
       
   125 
       
   126 // ---------------------------------------------------------
       
   127 // CMsgSvgControl::LoadL
       
   128 //
       
   129 // ---------------------------------------------------------
       
   130 //
       
   131 void CMsgSvgControl::LoadL( RFile& aFileHandle )
       
   132     {
       
   133     iFileHandle.Close();
       
   134     User::LeaveIfError( iFileHandle.Duplicate( aFileHandle ) );
       
   135     
       
   136     DoLoadL();    
       
   137     }
       
   138 
       
   139 // ---------------------------------------------------------
       
   140 // CMsgSvgControl::DoLoadL
       
   141 //
       
   142 // ---------------------------------------------------------
       
   143 //
       
   144 void CMsgSvgControl::DoLoadL()
       
   145     {        
       
   146     TSize thumbnailSize( Size() );
       
   147     thumbnailSize = TSize( Max( 0, thumbnailSize.iWidth - iFrame->FrameBorderSize().iWidth ),
       
   148 		                   Max( 0, thumbnailSize.iHeight - iFrame->FrameBorderSize().iHeight ) );
       
   149 		                   
       
   150     // Use svgt thumbnail creation directly 
       
   151     CFbsBitmap* thumbnailBitmap = new ( ELeave ) CFbsBitmap;
       
   152     CleanupStack::PushL( thumbnailBitmap );
       
   153     TDisplayMode DisplayMode = iCoeEnv->ScreenDevice()->DisplayMode();
       
   154     //if DisplayMode is EColor16MAP then change to EColor16MA  
       
   155     //EColor16MAP is not supported by SVG Engine.
       
   156     if ( DisplayMode == EColor16MAP )
       
   157         DisplayMode = EColor16MA;
       
   158     
       
   159     User::LeaveIfError( thumbnailBitmap->Create( thumbnailSize, DisplayMode ) );
       
   160                                                   
       
   161     CFbsBitmap* thumbnailMask = new ( ELeave ) CFbsBitmap;
       
   162     CleanupStack::PushL( thumbnailMask );
       
   163     
       
   164     User::LeaveIfError( thumbnailMask->Create( thumbnailSize,
       
   165                                                EGray256 ) );
       
   166 	                                            
       
   167     CGulIcon* thumbnailIcon = CGulIcon::NewL( thumbnailBitmap, thumbnailMask );
       
   168     CleanupStack::Pop( 2, thumbnailBitmap );
       
   169     
       
   170     iIconControl->SetIcon( thumbnailIcon );
       
   171     
       
   172     // Incase this is not fulfilling the requirements, it might be an
       
   173     // option to go and check for GenerateThumbnailL() in the msgcommonutils
       
   174 
       
   175     iSvgUtils->GenerateThumbnailL( iFileHandle,
       
   176                                    thumbnailIcon->Bitmap(),
       
   177                                    thumbnailIcon->Mask(),
       
   178                                    EFalse,
       
   179                                    thumbnailSize );
       
   180 
       
   181     // Resize bitmaps to actual content size.
       
   182     thumbnailBitmap->Resize( thumbnailSize );
       
   183     thumbnailMask->Resize( thumbnailSize );
       
   184         
       
   185     iIconControl->SetSize( thumbnailSize );
       
   186     iIconControl->MakeVisible( ETrue );
       
   187     
       
   188     iFrame->SetImageSize( thumbnailSize );
       
   189     
       
   190     if ( iSvgIndicator )
       
   191         {
       
   192         iSvgIndicator->MakeVisible( ETrue );
       
   193         }    
       
   194     
       
   195     SetState( EMsgAsyncControlStateReady );
       
   196     }
       
   197 
       
   198 // ---------------------------------------------------------
       
   199 // CMsgSvgControl::Cancel
       
   200 // ---------------------------------------------------------
       
   201 //
       
   202 void CMsgSvgControl::Cancel()
       
   203     {
       
   204     }
       
   205 
       
   206 // ---------------------------------------------------------
       
   207 // CMsgSvgControl::LoadIndicatorIconL
       
   208 // ---------------------------------------------------------
       
   209 //
       
   210 EXPORT_C void CMsgSvgControl::LoadIndicatorIconL( const TAknsItemID& aId,
       
   211                                                   const TDesC& aFileName,
       
   212                                                   const TInt aFileBitmapId,
       
   213                                                   const TInt aFileMaskId )
       
   214     {
       
   215     delete iSvgIndicator;
       
   216     iSvgIndicator = NULL;
       
   217     
       
   218     iSvgIndicator = CMsgIconControl::NewL( *this );
       
   219     iSvgIndicator->LoadIconL( aId,
       
   220                               aFileName,
       
   221                               aFileBitmapId,
       
   222                               aFileMaskId );    
       
   223 
       
   224     TAknLayoutRect indicatorRect;
       
   225     indicatorRect.LayoutRect( MsgEditorCommons::MsgDataPane(), 
       
   226                               AknLayoutScalable_Apps::msg_data_pane_g7().LayoutLine() );
       
   227     
       
   228     iSvgIndicator->SetBitmapSizeL( indicatorRect.Rect().Size() );
       
   229     
       
   230     if ( iIconControl &&
       
   231          iIconControl->IsVisible() )
       
   232         {
       
   233         iSvgIndicator->MakeVisible( ETrue );
       
   234         }
       
   235     }
       
   236 
       
   237 // ---------------------------------------------------------
       
   238 // CMsgSvgControl::SetIconExtent
       
   239 //
       
   240 // Updates the icon position & size. Icon control is centered
       
   241 // to the control area.
       
   242 // ---------------------------------------------------------
       
   243 //
       
   244 void CMsgSvgControl::SetIconExtent()
       
   245     {
       
   246     if ( iSvgIndicator )
       
   247         {
       
   248         TSize size = iSvgIndicator->BitmapSize();
       
   249         
       
   250         TPoint position( iIconControl->Position() );
       
   251         position.iY += iIconControl->Size().iHeight;
       
   252         position.iY -= size.iHeight;
       
   253     
       
   254         iSvgIndicator->SetExtent( position, size );
       
   255         }
       
   256     }
       
   257 
       
   258 // ---------------------------------------------------------
       
   259 // CMsgSvgControl::SizeChanged
       
   260 // ---------------------------------------------------------
       
   261 //
       
   262 void CMsgSvgControl::SizeChanged()
       
   263     {  
       
   264     CMsgMediaControl::SizeChanged();
       
   265     
       
   266     SetIconExtent();       
       
   267     }
       
   268         
       
   269 // ---------------------------------------------------------
       
   270 // CMsgSvgControl::ComponentControl
       
   271 // ---------------------------------------------------------
       
   272 //
       
   273 CCoeControl* CMsgSvgControl::ComponentControl( TInt aIndex ) const
       
   274     {
       
   275     CCoeControl* result = NULL;
       
   276     
       
   277     switch ( aIndex )
       
   278         {
       
   279         case 0:
       
   280             {
       
   281             result = iFrame;
       
   282             break;
       
   283             }
       
   284         case 1:
       
   285             {
       
   286             result = iIconControl;
       
   287             break;
       
   288             }   
       
   289         case 2:
       
   290             {
       
   291             result = iSvgIndicator;
       
   292             break;
       
   293             }
       
   294         default:
       
   295             {
       
   296             break;
       
   297             }
       
   298         }
       
   299         
       
   300     return result;            
       
   301     }
       
   302 
       
   303 // ---------------------------------------------------------
       
   304 // CMsgSvgControl::CountComponentControls
       
   305 //
       
   306 // ---------------------------------------------------------
       
   307 //
       
   308 TInt CMsgSvgControl::CountComponentControls() const
       
   309     {
       
   310     TInt result( 2 );
       
   311     if ( iSvgIndicator )
       
   312         {
       
   313         result++;
       
   314         }
       
   315         
       
   316     return result;
       
   317     }
       
   318 
       
   319 
       
   320 // ---------------------------------------------------------
       
   321 // CMsgSvgControl::Draw
       
   322 //
       
   323 // ---------------------------------------------------------
       
   324 //
       
   325 void CMsgSvgControl::Draw( const TRect& aRect ) const
       
   326     {
       
   327     if ( iSvgIndicator )
       
   328         {
       
   329         CWindowGc& gc = SystemGc();
       
   330         
       
   331         if ( !AknsDrawUtils::BackgroundBetweenRects( AknsUtils::SkinInstance(), 
       
   332                                                      AknsDrawUtils::ControlContext( this ), 
       
   333                                                      this, 
       
   334                                                      gc, 
       
   335                                                      aRect,
       
   336                                                      iIconControl->Rect() ) )
       
   337             {
       
   338             gc.SetBrushColor( AKN_LAF_COLOR( 0 ) );
       
   339             gc.SetBrushStyle( CGraphicsContext::ESolidBrush );
       
   340             gc.SetPenStyle( CGraphicsContext::ENullPen );
       
   341             gc.DrawRect( aRect );
       
   342             }
       
   343         
       
   344         gc.SetBrushColor( KRgbWhite.Value() );
       
   345         gc.SetPenStyle( CGraphicsContext::ENullPen );
       
   346 	    gc.SetBrushStyle( CGraphicsContext::ESolidBrush );
       
   347 	    gc.DrawRect( iIconControl->Rect() );
       
   348         }
       
   349     else
       
   350         {
       
   351         CMsgMediaControl::Draw( aRect );
       
   352         }
       
   353     }
       
   354 
       
   355 // ---------------------------------------------------------
       
   356 // CMsgSvgControl::Close
       
   357 // ---------------------------------------------------------
       
   358 //
       
   359 void CMsgSvgControl::Close()
       
   360     {
       
   361     SetState( EMsgAsyncControlStateIdle );
       
   362     }
       
   363 
       
   364 // ---------------------------------------------------------
       
   365 // CMsgSvgControl::SetAndGetSizeL
       
   366 //
       
   367 // Calculates and sets the size of the control and returns new size as
       
   368 // reference aSize.
       
   369 // ---------------------------------------------------------
       
   370 //
       
   371 void CMsgSvgControl::SetAndGetSizeL( TSize& aSize )
       
   372     {
       
   373     aSize = CalculateControlSize( aSize );
       
   374     SetSize( aSize );
       
   375     }
       
   376 
       
   377 // ---------------------------------------------------------
       
   378 // CMsgSvgControl::HandleResourceChange
       
   379 // ---------------------------------------------------------
       
   380 //
       
   381 void CMsgSvgControl::HandleResourceChange( TInt aType )
       
   382     {
       
   383     CMsgMediaControl::HandleResourceChange( aType ); 
       
   384     
       
   385     if ( aType == KEikDynamicLayoutVariantSwitch )
       
   386         {
       
   387         SetSize( CalculateControlSize( MsgEditorCommons::MsgDataPane().Size() ) );
       
   388         
       
   389         TRAP_IGNORE( DoLoadL() );
       
   390         }
       
   391     }
       
   392 
       
   393 
       
   394 // ---------------------------------------------------------
       
   395 // CMsgSvgControl::PlayL
       
   396 // ---------------------------------------------------------
       
   397 //    
       
   398 void CMsgSvgControl::PlayL()
       
   399     {   
       
   400     }
       
   401   
       
   402 // ---------------------------------------------------------
       
   403 // CMsgSvgControl::Stop
       
   404 // ---------------------------------------------------------
       
   405 //    
       
   406 void CMsgSvgControl::Stop()
       
   407     {
       
   408     }
       
   409     
       
   410 // ---------------------------------------------------------
       
   411 // CMsgSvgControl::PauseL
       
   412 // ---------------------------------------------------------
       
   413 //    
       
   414 void CMsgSvgControl::PauseL()
       
   415     {
       
   416     }
       
   417 
       
   418 // ---------------------------------------------------------
       
   419 // CMsgSvgControl::CalculateControlSize
       
   420 // ---------------------------------------------------------
       
   421 //    
       
   422 TSize CMsgSvgControl::CalculateControlSize( TSize aProposedSize ) const
       
   423     {
       
   424     TAknLayoutRect controLayout;
       
   425     controLayout.LayoutRect( MsgEditorCommons::MsgDataPane(),
       
   426                              AknLayoutScalable_Apps::msg_data_pane_g1().LayoutLine() );
       
   427     
       
   428     TSize controlSize = controLayout.Rect().Size();
       
   429     
       
   430     // Make sure controlSize is multiple of iBaseLine
       
   431     controlSize.iHeight = iBaseLine * ( controlSize.iHeight / iBaseLine );
       
   432 		                 
       
   433     if ( controlSize.iHeight > aProposedSize.iHeight )
       
   434         {
       
   435         controlSize.iHeight = aProposedSize.iHeight;
       
   436         }
       
   437     
       
   438     if ( controlSize.iWidth > aProposedSize.iWidth )
       
   439         {
       
   440         controlSize.iWidth = aProposedSize.iWidth;
       
   441         }
       
   442     
       
   443     return controlSize;
       
   444     }
       
   445 
       
   446 //  End of File
       
   447