mpxplugins/viewplugins/views/commoncontainer/src/mpxcommoncontainertexturemanager2.cpp
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     1 /*
       
     2 * Copyright (c) 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:  Application UI class required by AVKON application architecture.
       
    15 *
       
    16 */
       
    17 
       
    18 #include <fbs.h>
       
    19 #include <mpxlog.h>
       
    20 #include "mpxcommoncontainertexturemanager2.h"
       
    21 
       
    22 // CONSTANTS
       
    23 
       
    24 // ----------------------------------------------------------------------------
       
    25 // Constructor.
       
    26 // ----------------------------------------------------------------------------
       
    27 //
       
    28 CMPXCommonContainerTextureManager2::CMPXCommonContainerTextureManager2()
       
    29     {
       
    30     }
       
    31 
       
    32 // ----------------------------------------------------------------------------
       
    33 // Destructor
       
    34 // ----------------------------------------------------------------------------
       
    35 //
       
    36 CMPXCommonContainerTextureManager2::~CMPXCommonContainerTextureManager2()
       
    37     {
       
    38     ClearCache();
       
    39     }
       
    40 
       
    41 // ----------------------------------------------------------------------------
       
    42 // Creates texture from the specified bitmap
       
    43 // ----------------------------------------------------------------------------
       
    44 void CMPXCommonContainerTextureManager2::CreateTextureL(
       
    45         TInt aItemIndex, TMPXItemId aItemId, CFbsBitmap* aBitmap )
       
    46     {
       
    47     MPX_FUNC("CMPXCommonContainerTextureManager2::CreateTextureL()");
       
    48     if ( iTextureMap.Find(aItemIndex) )
       
    49         {
       
    50         CFbsBitmap* const* item  = iTextureMap.Find(aItemIndex);
       
    51         delete *item;
       
    52         }
       
    53     iTextureMap.InsertL( aItemIndex, aBitmap );
       
    54     iTextureIndexMap.InsertL( (TInt32)aItemId, aItemIndex );
       
    55     }
       
    56 
       
    57 // ----------------------------------------------------------------------------
       
    58 // Returns the texture id for the specified item
       
    59 // ----------------------------------------------------------------------------
       
    60 TBool CMPXCommonContainerTextureManager2::TextureExist( TMPXItemId aItemId ) const
       
    61     {
       
    62     MPX_FUNC("CMPXCommonContainerTextureManager2::TextureExist()");
       
    63 
       
    64     const TInt *ret = iTextureIndexMap.Find( (TInt32)aItemId );
       
    65     if ( ret )
       
    66         return ETrue;
       
    67     else
       
    68         return EFalse;
       
    69     }
       
    70 
       
    71 
       
    72 // ----------------------------------------------------------------------------
       
    73 // Clears the texture cache array
       
    74 // ----------------------------------------------------------------------------
       
    75 void CMPXCommonContainerTextureManager2::ClearCache()
       
    76     {
       
    77     MPX_FUNC("CMPXCommonContainerTextureManager2::ClearCache");
       
    78 
       
    79 	THashMapIter<TInt, CFbsBitmap*> iter(iTextureMap);
       
    80 	CFbsBitmap* const* bitmap2 = iter.CurrentValue();
       
    81     if (bitmap2)
       
    82         {
       
    83         delete bitmap2;
       
    84         }
       
    85 	while ( CFbsBitmap* const* bitmap = iter.NextValue() )
       
    86 		{
       
    87 		delete *bitmap;
       
    88 		iter.RemoveCurrent();
       
    89 		}
       
    90    	iTextureMap.Close();
       
    91     iTextureIndexMap.Close();
       
    92     }
       
    93 
       
    94 // ----------------------------------------------------------------------------
       
    95 // Returns the bitmap
       
    96 // ----------------------------------------------------------------------------
       
    97 CFbsBitmap* CMPXCommonContainerTextureManager2::ProvideBitmapL( TInt aIndex )
       
    98     {
       
    99     MPX_FUNC("CMPXCommonContainerTextureManager2::ProvideBitmapL()");
       
   100     
       
   101     CFbsBitmap* const* item  = iTextureMap.Find(aIndex);
       
   102     
       
   103     if ( item )
       
   104         {
       
   105         return *item;
       
   106         }
       
   107     else
       
   108         {
       
   109         return NULL;
       
   110         }
       
   111     }
       
   112 
       
   113 //End of file