photosgallery/viewframework/tvout/src/glxhdmicontroller.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 12 Mar 2010 15:42:44 +0200
branchRCL_3
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parent 9 6b87b143d312
child 14 ce1c7ad1f18b
permissions -rw-r--r--
Revision: 201007 Kit: 201008
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/*
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* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:    
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*
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*/
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#include <w32std.h>
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#include <alf/alfutil.h>
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#include <glxtracer.h>
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#include <glxlog.h>
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#include "glxtv.h"                      // for CGlxTv
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#include "glxhdmicontainer.h"
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#include "glxhdmisurfaceupdater.h"
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#include "glxhdmicontroller.h"
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// -----------------------------------------------------------------------------
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// NewLC
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// -----------------------------------------------------------------------------
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EXPORT_C CGlxHdmiController* CGlxHdmiController::NewL(const TDesC& aImageFile)
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    {
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    TRACER("CGlxHdmiController* CGlxHdmiController::NewL()");
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    CGlxHdmiController* self = new (ELeave) CGlxHdmiController(aImageFile);
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    CleanupStack::PushL(self);
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    self->ConstructL();
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    CleanupStack::Pop(self);
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    return self;
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    }
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// -----------------------------------------------------------------------------
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// destructor 
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// -----------------------------------------------------------------------------
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EXPORT_C CGlxHdmiController::~CGlxHdmiController()
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    {
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    TRACER("CGlxHdmiController::~CGlxHdmiController()");
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    DestroySurfaceUpdater();
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    DestroyContainer();
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    delete iStoredImagePath;
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    iStoredImagePath = NULL;
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    if(iGlxTvOut)
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		{
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        delete iGlxTvOut;
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		}
0
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    }
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// -----------------------------------------------------------------------------
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// Setting an Image Path 
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// -----------------------------------------------------------------------------
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EXPORT_C void CGlxHdmiController::SetImageL(const TDesC& aImageFile,
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        TSize aImageDimensions, TInt aFrameCount, TBool aStore)
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    {
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    TRACER("CGlxHdmiController::SetImageL()");
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    if (aStore)
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        {
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        iImageSupported = ETrue;
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        StoreImageInfoL(aImageFile, aImageDimensions, aFrameCount);
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        }
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    if (iGlxTvOut->IsHDMIConnected())
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        {
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            GLX_LOG_INFO("CGlxHdmiController::SetImageL() - 2");
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            // do not close the surface , use the same surface instead.
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            // Call a function to pass imagefile, imagedimension, framecount
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            if (!iHdmiContainer)
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                {            
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                CreateHdmiContainerL(); 
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                }            
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            if (!iSurfaceUpdater)
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                {
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                // This case would come when surface updater is not created at the first instance and also
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                // it satisfies the 720p condition                
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                CreateSurfaceUpdaterL(aImageFile, aImageDimensions, aFrameCount);
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                }
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            else
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                {
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            GLX_LOG_INFO("CGlxHdmiController::SetImageL() - 3");
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            iSurfaceUpdater->UpdateNewImageL(aImageFile, aFrameCount,aImageDimensions);
0
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            }
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        iHdmiContainer->DrawNow();
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        }
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    }
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// -----------------------------------------------------------------------------
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// IsVideo 
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// -----------------------------------------------------------------------------
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EXPORT_C void CGlxHdmiController::IsVideo()
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    {
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    TRACER("CGlxHdmiController::IsVideo()");
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    iImageSupported = EFalse;
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    if (iGlxTvOut->IsHDMIConnected())
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        {
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        DestroySurfaceUpdater();
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        }
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    }
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// -----------------------------------------------------------------------------
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// ActivateZoom 
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// -----------------------------------------------------------------------------
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EXPORT_C void CGlxHdmiController::ActivateZoom()
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    {
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    TRACER("CGlxHdmiController::ActivateZoom()");
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    if (iGlxTvOut->IsHDMIConnected())
0
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        {
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        iSurfaceUpdater->ActivateZoom();
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        }
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    }
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// -----------------------------------------------------------------------------
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// DeactivateZoom 
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// -----------------------------------------------------------------------------
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EXPORT_C void CGlxHdmiController::DeactivateZoom()
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    {
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    TRACER("CGlxHdmiController::DeactivateZoom()");
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    if (iGlxTvOut->IsHDMIConnected())
0
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        {
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        iSurfaceUpdater->DeactivateZoom();
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        }
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    }
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// -----------------------------------------------------------------------------
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// ShiftToCloningMode 
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// -----------------------------------------------------------------------------
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EXPORT_C void CGlxHdmiController::ShiftToCloningMode()
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    {
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    TRACER("CGlxHdmiController::ShiftToCloningMode()");
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    if (iGlxTvOut->IsHDMIConnected() && iSurfaceUpdater)
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        {
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        iSurfaceUpdater->ShiftToCloningMode();
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        }
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    }
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// -----------------------------------------------------------------------------
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// ShiftToPostingMode 
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// -----------------------------------------------------------------------------
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EXPORT_C void CGlxHdmiController::ShiftToPostingMode()
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    {
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    TRACER("CGlxHdmiController::ShiftToPostingMode()");
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    if (iGlxTvOut->IsHDMIConnected() && iSurfaceUpdater)
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        {
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        iSurfaceUpdater->ShiftToPostingMode();
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        }
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    }
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0
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// -----------------------------------------------------------------------------
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// Constructor
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// -----------------------------------------------------------------------------
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CGlxHdmiController::CGlxHdmiController(const TDesC& aImageFile):
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        iImagePath(aImageFile)
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    {
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    TRACER("CGlxHdmiController::CGlxHdmiController()");
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    // Implement nothing here
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    }
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// -----------------------------------------------------------------------------
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// ConstructL 
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// -----------------------------------------------------------------------------
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void CGlxHdmiController::ConstructL()
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    {
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    TRACER("CGlxHdmiController::ConstructL()");
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    iGlxTvOut = CGlxTv::NewL(*this);
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    }
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// -----------------------------------------------------------------------------
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// DestroyContainer 
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// -----------------------------------------------------------------------------
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void CGlxHdmiController::DestroyContainer()
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    {
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    TRACER("CGlxHdmiController::DestroyContainer()");
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    if (iHdmiContainer)
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        {
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        GLX_LOG_INFO("CGlxHdmiController::DestroyHdmi() - deleting iHdmiContainer 1");
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        delete iHdmiContainer;
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        iHdmiContainer = NULL;
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        }
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    }
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// -----------------------------------------------------------------------------
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// DestroySurfaceUpdater 
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// -----------------------------------------------------------------------------
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void CGlxHdmiController::DestroySurfaceUpdater()
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    {
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    TRACER("CGlxHdmiController::DestroySurfaceUpdater()");
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    if (iSurfaceUpdater)
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        {
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        delete iSurfaceUpdater;
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        iSurfaceUpdater = NULL;
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        }    
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    }
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// -----------------------------------------------------------------------------
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// CreateHdmiContainerL 
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// -----------------------------------------------------------------------------
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void CGlxHdmiController::CreateHdmiContainerL()
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    {
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    TRACER("CGlxHdmiController::CreateHdmiContainer()");
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    TRect rect = AlfUtil::ScreenSize();
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    iHdmiContainer = CGlxHdmiContainer::NewL(rect);
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    }
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// -----------------------------------------------------------------------------
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// CreateSurfaceUpdaterL 
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// -----------------------------------------------------------------------------
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void CGlxHdmiController::CreateSurfaceUpdaterL(const TDesC& aImageFile, 
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        TSize aImageDimensions, TInt aFrameCount)
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    {
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    TRACER("CGlxHdmiController::CreateSurfaceUpdater()");
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    RWindow* window = iHdmiContainer->GetWindow();
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    iSurfaceUpdater = CGlxHdmiSurfaceUpdater::NewL(window, aImageFile, aImageDimensions, 
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            aFrameCount, iHdmiContainer);
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    iHdmiContainer->DrawNow();
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    }
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// -----------------------------------------------------------------------------
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// StoreImageInfoL 
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// -----------------------------------------------------------------------------
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void CGlxHdmiController::StoreImageInfoL(const TDesC& aImageFile,
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        TSize aImageDimensions, TInt aFrameCount)
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    {
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    TRACER("CGlxHdmiController::StoreImageInfoL()");
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    if(iStoredImagePath)
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        {
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        delete iStoredImagePath;
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        iStoredImagePath = NULL;
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        }
0
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    iStoredImagePath = aImageFile.AllocL();
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    iImageDimensions = aImageDimensions;
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    iFrameCount = aFrameCount;
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    }
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// -----------------------------------------------------------------------------
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// HandleTvStatusChangedL 
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// -----------------------------------------------------------------------------
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void CGlxHdmiController::HandleTvStatusChangedL( TTvChangeType aChangeType )
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    {
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    TRACER("CGlxHdmiController::HandleTvStatusChangedL()");
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    if ( aChangeType == ETvConnectionChanged )          
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        {
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        if ( iGlxTvOut->IsHDMIConnected() && iImageSupported)
0
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            {
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            GLX_LOG_INFO("CGlxHdmiController::HandleTvStatusChangedL() - HDMI Connected");
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            // Calling SetImageL() with appropriate parameters
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            SetImageL(iStoredImagePath->Des(), iImageDimensions, iFrameCount, EFalse);
0
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            }
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        else
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            {
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            // if it gets disconnected, destroy the surface 
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            GLX_LOG_INFO("CGlxHdmiController::HandleTvStatusChangedL() - HDMI Not Connected");
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            DestroySurfaceUpdater();
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            }
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        }
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    }
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