sl@0: // Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: /**
sl@0:  @file
sl@0:  @test
sl@0:  @internalComponent - Internal Symbian test code 
sl@0: */
sl@0: 
sl@0: #include "tsmallwindowzoom.h"
sl@0: 
sl@0: 
sl@0: const TRect KMinimumZoomRect(TSize(20, 20));
sl@0: 
sl@0: CTSmallWindowZoom::CTSmallWindowZoom(const TPoint& aStartingPoint, const TSize& aWindowSize):
sl@0:         CTSmallWindowRaster(aStartingPoint, aWindowSize)
sl@0: 	{
sl@0: 	// empty
sl@0: 	}
sl@0: 
sl@0: CTSmallWindowZoom::~CTSmallWindowZoom()
sl@0: 	{
sl@0: 	// empty
sl@0: 	}
sl@0: 
sl@0: CTWindow* CTSmallWindowZoom::NewL(RWsSession &aWs, 
sl@0: 		const RWindowTreeNode &aParent, 
sl@0: 		const TPoint& aStartingPoint,
sl@0: 		const TSize& aWindowSize)
sl@0: 	{
sl@0: 	CTSmallWindowZoom* self = new (ELeave)CTSmallWindowZoom(aStartingPoint, aWindowSize);
sl@0: 	CleanupStack::PushL(self);
sl@0:     self->ConstructL(aWs, aParent);
sl@0:     CleanupStack::Pop(self);
sl@0: 	return self;
sl@0: 	}
sl@0: 
sl@0: void CTSmallWindowZoom::ConstructL(RWsSession &aWs, const RWindowTreeNode &aParent)
sl@0: 	{
sl@0: 	CTSmallWindowRaster::ConstructL(aWs, aParent);
sl@0: 	iDelta = 1;
sl@0: 	iZoom = EZoomIn;
sl@0: 	}
sl@0: 
sl@0: void CTSmallWindowZoom::LoadL(CSurfaceUtility* aUtility, TPtrC aFileName)
sl@0: 	{
sl@0: 	CTSmallWindowRaster::LoadL(aUtility, aFileName);
sl@0:     iZoomRect = iSourceRect;
sl@0: 	}
sl@0: 
sl@0: void CTSmallWindowZoom::RenderL()
sl@0: 	{
sl@0: 	CTWindow::RenderL();
sl@0: 	if (iLoaded)
sl@0: 	    {
sl@0: 	    DrawBitmap(iZoomRect);
sl@0: 	    if (iZoom == EZoomIn)
sl@0:             {
sl@0:             iZoomRect.Shrink(iDelta, iDelta);
sl@0:             if (iZoomRect.Width() <= KMinimumZoomRect.Width())
sl@0:                 {
sl@0:                 iZoom = EZoomOut;
sl@0:                 }
sl@0:             }
sl@0:         else 
sl@0:             {
sl@0:             iZoomRect.Grow(iDelta, iDelta);
sl@0:             if (iZoomRect.Width() >= iSourceRect.Width())
sl@0:                 {
sl@0:                 iZoom = EZoomIn;
sl@0:                 }
sl@0:             }
sl@0: 	    }
sl@0:         
sl@0:     
sl@0: 	}