--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiacceltk/hitchcock/Client/src/alfbrush.cpp	Wed Nov 03 19:29:22 2010 +0200
@@ -0,0 +1,266 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:   Base class for brushes
+*
+*/
+
+
+
+#include "alf/alfbrush.h"
+#include "alf/alfgencomponent.h"
+#include "alf/alfconstants.h"
+#include "alf/alfbrusharray.h"
+#include "alflogger.h"
+
+#include <uiacceltk/HuiUtil.h>
+
+// Private data structure
+struct CAlfBrush::TPrivateData
+    {
+    CAlfGenComponent* iComms;   // owned 
+    TAlfTimedValue iOpacity;
+    TBool iClipToVisual;
+    
+    // Array keeps track of all the brush arrays in which this brush instance
+    // has been added on. Duplicates are allowed.
+    RPointerArray<CAlfBrushArray> iContainingBrushArrays;
+    };
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Constructor
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CAlfBrush::CAlfBrush()
+    {
+    }
+
+
+// ---------------------------------------------------------------------------
+// 2nd phase constructor
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CAlfBrush::ConstructL( 
+        CAlfEnv& aEnv,
+        TInt aImplementationId, 
+        TInt aImplementationUid, 
+        const TDesC8& aConstructionParams )
+    {
+    ConstructL();
+   
+    if (!iData->iComms)
+        {
+        iData->iComms = CAlfGenComponent::NewL(
+            aEnv,
+            aImplementationId, 
+            aImplementationUid, 
+            aConstructionParams);         
+        }
+    }
+    
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//    
+EXPORT_C void CAlfBrush::ConstructL()
+    {
+    iData = new (ELeave) TPrivateData;
+    
+    iData->iComms = NULL;
+    iData->iClipToVisual = EFalse;
+    }
+
+// ---------------------------------------------------------------------------
+// Destructor
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CAlfBrush::~CAlfBrush()
+    {
+    if ( iData )
+        {
+        const TInt containingBrushArrayCount = iData->iContainingBrushArrays.Count();
+        if ( containingBrushArrayCount )
+            {
+            __ALFLOGSTRING1( "CAlfBrush::~CAlfBrush Warning: deleted brush still in %d arrays", containingBrushArrayCount )
+            }
+        
+        // Remove from containing arrays
+        for ( TInt i = containingBrushArrayCount-1 ; i>=0 ; i-- )
+            {
+            iData->iContainingBrushArrays[i]->HandleBrushDestroyed(*this);
+            }
+        
+        iData->iContainingBrushArrays.Close();
+        
+        delete iData->iComms;
+        }
+    delete iData;
+    iData = NULL;
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+// 
+EXPORT_C const TAlfTimedValue& CAlfBrush::Opacity() const
+    {
+    TPckg<TAlfTimedValue> buf(iData->iOpacity);
+    TInt err = iData->iComms->DoSynchronousCmd( EAlfBrushGetOpacity, buf, buf);
+
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "CAlfBrush::Opacity panic error %d", err )
+        USER_INVARIANT();
+        }
+    
+    return iData->iOpacity;
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//    
+EXPORT_C void CAlfBrush::SetOpacity( const TAlfTimedValue& aOpacity )
+    {
+    TPckgC<TAlfTimedValue> buf(aOpacity);
+
+    TInt err = iData->iComms->DoCmdNoReply( EAlfBrushSetOpacity, buf );
+
+    if ( err == KErrNone )
+        {
+        iData->iOpacity = aOpacity;
+        }
+    else
+        {
+        __ALFLOGSTRING1( "CAlfBrush::SetOpacity panic error %d", err )
+        USER_INVARIANT();
+        }
+    }
+ 
+// ---------------------------------------------------------------------------
+// Returns server handle. 0 if not set.
+// ---------------------------------------------------------------------------
+//  
+EXPORT_C TInt CAlfBrush::Identifier() const
+    {
+    return iData->iComms->Identifier();
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//   
+EXPORT_C void CAlfBrush::SetLayer(TAlfBrushLayer aLayer)
+    {
+    TPckgC<TAlfBrushLayer> buf(aLayer);
+
+    TInt err = iData->iComms->DoCmdNoReply( EAlfBrushSetLayer, buf );
+
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfBrush::SetLayer panic error %d", err )
+        USER_INVARIANT();
+        }
+    }
+    
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//   
+EXPORT_C CAlfGenComponent* CAlfBrush::Comms() const
+    {
+    ASSERT(iData);
+    return iData->iComms;
+    }
+
+// ---------------------------------------------------------------------------
+//  future proofing  
+// ---------------------------------------------------------------------------
+//  
+EXPORT_C void CAlfBrush::PropertyOwnerExtension(const TUid& aExtensionUid, TAny** aExtensionParams)
+    {
+    CAlfPropertyOwner::PropertyOwnerExtension(aExtensionUid, aExtensionParams);
+    }
+
+
+// ---------------------------------------------------------------------------
+// Append a brush array which holds this brush
+// ---------------------------------------------------------------------------
+// 
+TInt CAlfBrush::AppendContainingArray( CAlfBrushArray& aContainingArray )
+    {
+    __ASSERT_ALWAYS( iData , USER_INVARIANT() );
+    
+    // allow duplicates, because a brush can be in the same array many times.
+    return iData->iContainingBrushArrays.Append( &aContainingArray );
+    }
+
+// ---------------------------------------------------------------------------
+// Removes a brush array which holds this brush
+// ---------------------------------------------------------------------------
+// 
+void CAlfBrush::RemoveContainingArray( CAlfBrushArray& aContainingArray )
+    {
+    __ASSERT_ALWAYS( iData , USER_INVARIANT() );
+    
+    for ( TInt i = iData->iContainingBrushArrays.Count()-1 ; i>=0 ; i-- )
+        {
+        if ( iData->iContainingBrushArrays[i] == &aContainingArray )
+            {
+            // remove one instance only once becuase it might be on the same array
+            // several times
+            iData->iContainingBrushArrays.Remove(i);
+            iData->iContainingBrushArrays.Compress();
+            break;
+            }
+        }
+    }
+
+// ---------------------------------------------------------------------------
+//  
+// ---------------------------------------------------------------------------
+//  
+EXPORT_C void CAlfBrush::SetClipToVisual(TBool aClipToVisual)
+    {
+    TPckgC<TBool> buf(aClipToVisual);
+
+    TInt err = iData->iComms->DoCmdNoReply( EAlfBrushSetClipToVisual, buf );
+
+    if ( err )
+        {
+        __ALFLOGSTRING1( "CAlfBrush::SetClipToVisual panic error %d", err )
+        USER_INVARIANT();
+        }        
+    }
+    
+// ---------------------------------------------------------------------------
+//  
+// ---------------------------------------------------------------------------
+//  
+EXPORT_C TBool CAlfBrush::ClipToVisual() const
+    {
+    TPckg<TBool> buf(iData->iClipToVisual);
+    TInt err = iData->iComms->DoSynchronousCmd( EAlfBrushClipToVisual, buf, buf);
+
+    if ( err != KErrNone )
+        {
+        __ALFLOGSTRING1( "CAlfBrush::ClipToVisual panic error %d", err )
+        USER_INVARIANT();
+        }
+    
+    return iData->iClipToVisual;
+        
+    }
+