diff -r 61bc0f252b2b -r bac7acad7cb3 camerauis/activepalette/Src/ActivePalette2SemiTransparentFadingStyler.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/camerauis/activepalette/Src/ActivePalette2SemiTransparentFadingStyler.cpp	Wed Sep 01 12:30:54 2010 +0100
@@ -0,0 +1,179 @@
+/*
+* Copyright (c) 2007 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:  
+*
+*/
+
+
+
+
+#include <gdi.h>
+#include <fbs.h>
+
+#include <activepalette2graphics.mbg>
+
+#include "ActivePalette2Logger.h"
+#include "ActivePalette2Cfg.h"
+#include "ActivePalette2Utils.h"
+#include "ActivePalette2SemiTransparentFadingStyler.h"
+
+
+static const TInt KAlphaMask = 0xFF;
+
+// -----------------------------------------------------------------------------
+// 2-phase constructor <<static>>
+// -----------------------------------------------------------------------------
+//
+CActivePalette2SemiTransparentFadingStyler* 
+CActivePalette2SemiTransparentFadingStyler::NewL()
+  {
+  CActivePalette2SemiTransparentFadingStyler* self = 
+      new (ELeave) CActivePalette2SemiTransparentFadingStyler();
+
+  CleanupStack::PushL(self);
+  self->ConstructL();
+  CleanupStack::Pop( self );
+
+  return self;
+  }
+
+// -----------------------------------------------------------------------------
+// Destructor <<virtual>>
+// -----------------------------------------------------------------------------
+//
+CActivePalette2SemiTransparentFadingStyler
+::~CActivePalette2SemiTransparentFadingStyler()
+  {
+  ReleaseTooltipBuf();
+  }
+
+
+// -----------------------------------------------------------------------------
+// BlitTooltip <<virtual>>
+// -----------------------------------------------------------------------------
+//
+void 
+CActivePalette2SemiTransparentFadingStyler
+::BlitTooltip( CBitmapContext* aGc, 
+               const TPoint&   aPos, 
+               TInt            aCurrentPhase, 
+               TInt            aTotalPhases )
+  {
+  TInt alpha_orig  = ( KAlphaMask * aCurrentPhase ) / aTotalPhases;
+  TInt alpha_value = alpha_orig & KAlphaMask; // Limit to 0..255
+  TRgb alpha       = TRgb::Gray256( alpha_value );
+
+  LOGTEXT1( _L("CActivePalette2SemiTransparentFadingStyler::BlitTooltip, alpha=%d"), alpha_value );
+
+  iTooltipAlphaContext->SetBrushColor( alpha );
+  iTooltipAlphaContext->SetBrushStyle( CGraphicsContext::ESolidBrush );
+  iTooltipAlphaContext->Clear();
+
+  iTooltipBlendedMaskContext->SetBrushColor( KRgbBlack );
+  iTooltipBlendedMaskContext->SetBrushStyle( CGraphicsContext::ESolidBrush );
+  iTooltipBlendedMaskContext->Clear();
+  iTooltipBlendedMaskContext->BitBltMasked( TPoint( 0,0 ), 
+                                            iTooltipAlphaBitmap, 
+                                            TooltipSize(),
+                                            iTooltipBufMaskBitmap, 
+                                            EFalse );
+
+  aGc->BitBltMasked( aPos, 
+                     iTooltipBufBitmap, 
+                     TooltipSize(),
+                     iTooltipBlendedMaskBitmap, 
+                     EFalse );
+  }
+
+
+
+    
+// -----------------------------------------------------------------------------
+// TooltipNoseMaskId <<virtual>>
+// -----------------------------------------------------------------------------
+//
+TInt 
+CActivePalette2SemiTransparentFadingStyler::TooltipNoseMaskId()
+  {
+  return EMbmActivepalette2graphicsQgn_graf_cam4_tb_tooltip_end_mask;
+  }
+    
+// -----------------------------------------------------------------------------
+// TooltipBodyMaskId <<virtual>>
+// -----------------------------------------------------------------------------
+//
+TInt 
+CActivePalette2SemiTransparentFadingStyler::TooltipBodyMaskId()
+  {
+  return EMbmActivepalette2graphicsQgn_graf_cam4_tb_tooltip_body_mask;
+  }
+
+
+// -----------------------------------------------------------------------------
+// AllocateTooltipBufL <<virtual>>
+// -----------------------------------------------------------------------------
+//
+void 
+CActivePalette2SemiTransparentFadingStyler::AllocateTooltipBufL()
+  {
+  ReleaseTooltipBuf();
+
+  ActivePalette2Utils::CreateDrawingObjectsL( TooltipSize(),
+                                              &iTooltipBufBitmap,
+                                              &iTooltipBufDevice,
+                                              &iTooltipBufContext );
+
+  ActivePalette2Utils::CreateDrawingObjectsL( EGray2,
+                                              TooltipSize(),
+                                              &iTooltipBufMaskBitmap,
+                                              &iTooltipBufMaskDevice,
+                                              &iTooltipBufMaskContext );
+
+  ActivePalette2Utils::CreateDrawingObjectsL( EGray256, 
+                                              TooltipSize(),
+                                              &iTooltipAlphaBitmap,
+                                              &iTooltipAlphaDevice,
+                                              &iTooltipAlphaContext );
+
+  ActivePalette2Utils::CreateDrawingObjectsL( EGray256, 
+                                              TooltipSize(),
+                                              &iTooltipBlendedMaskBitmap,
+                                              &iTooltipBlendedMaskDevice,
+                                              &iTooltipBlendedMaskContext );
+  }
+
+// -----------------------------------------------------------------------------
+// ReleaseTooltipBuf <<virtual>>
+// -----------------------------------------------------------------------------
+//
+void 
+CActivePalette2SemiTransparentFadingStyler::ReleaseTooltipBuf()
+  {
+  ActivePalette2Utils::DeleteDrawingObjects( &iTooltipBufBitmap,
+                                             &iTooltipBufDevice,
+                                             &iTooltipBufContext );
+
+  ActivePalette2Utils::DeleteDrawingObjects( &iTooltipBufMaskBitmap,
+                                             &iTooltipBufMaskDevice,
+                                             &iTooltipBufMaskContext );
+
+  ActivePalette2Utils::DeleteDrawingObjects( &iTooltipAlphaBitmap,
+                                             &iTooltipAlphaDevice,
+                                             &iTooltipAlphaContext );
+
+  ActivePalette2Utils::DeleteDrawingObjects( &iTooltipBlendedMaskBitmap,
+                                             &iTooltipBlendedMaskDevice,
+                                             &iTooltipBlendedMaskContext );
+  }
+