/*

* 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:  CMnMapImage class implementation

*

*/

#include <e32base.h>

#include <e32math.h>

#include <AknServerApp.h>

#include <apaserverapp.h>

#include <ecom/ecom.h>

#include <fbs.h>

#include "mnappservices.hrh"

#include "mnerrors.h"

#include "mninternal.h"

#include "mnprovider.h"

#include "mnmapimageserviceclient.h"

#include "mncoordinateconverterbase.h"

#include "mnmapimageparams.h"

#include "mnactivecallback.h"

#include "mnmapimage.h"

// ============================== MEMBER FUNCTIONS ===========================

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

CMnMapImage::CMnMapImage()

    {

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C CMnMapImage* CMnMapImage::NewL( CMnProvider& aProvider )

    {

    CMnMapImage* self = new (ELeave) CMnMapImage;

    CleanupStack::PushL( self );

    self->ConstructL( aProvider );

    CleanupStack::Pop( self );

    return self;

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

void CMnMapImage::ConstructL( CMnProvider& aProvider )

    {

    if ( !( aProvider.SupportedServices() & CMnProvider::EServiceMapImage ) )

        {

        User::Leave( KErrNotSupported );

        }

    iProviderFeatures = aProvider.SupportedFeatures( CMnProvider::EServiceMapImage );

    iCoordConverter = CMnCoordinateConverterBase::NewL( aProvider.Uid() );    

    iSession = new (ELeave) RMnMapImageServiceClient();

    iSession->ConnectL( aProvider.Uid() );

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C CMnMapImage::~CMnMapImage()

    {

    if ( iActiveCallback )

        {

        iActiveCallback->Cancel();

        delete iActiveCallback;

        }

    delete iExitMonitor;

    if ( iSession )

        {

        iSession->Close();

        delete iSession;

        }

    delete iCoordConverter;

    REComSession::FinalClose();    

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C TMnMapImageParams::TMapImageTypes CMnMapImage::SupportedImageTypes()

    {

    TMnMapImageParams::TMapImageTypes supportedTypes( TMnMapImageParams::ETypeUnspecified );

    if ( iProviderFeatures & KMnSvcFeatureVectorMap )

        {

        supportedTypes |= TMnMapImageParams::ETypeVectorMap;

        }

    if ( iProviderFeatures & KMnSvcFeatureSatelliteImage )

        {

        supportedTypes |= TMnMapImageParams::ETypeSatelliteImage;

        }

    return supportedTypes;

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C TMnMapImageParams& CMnMapImage::MapImageParams()

    {

    return iMapImageParams;

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C const TMnMapImageParams& CMnMapImage::MapImageParams() const    

    {

    return iMapImageParams;

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C void CMnMapImage::SetMapImageParams( TMnMapImageParams& aImageParams )

    {

    iMapImageParams = aImageParams;

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C void CMnMapImage::SetTargetOrigin( const TPoint& aOrigin )

    {

    iTargetOrigin = aOrigin;

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C TPoint CMnMapImage::TargetOrigin()

    {

    return iTargetOrigin;

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C void CMnMapImage::SetShowOptions( const TShowOptions& aOptions )

    {

    iShowOptions = aOptions;

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C CMnMapImage::TShowOptions CMnMapImage::ShowOptions() const

    {

    return iShowOptions;

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C void CMnMapImage::RenderL( CFbsBitmap& aBitmap, TRequestStatus& aStatus )

    {

    if ( iTargetOrigin.iX < 0 || iTargetOrigin.iY < 0 )    

         {

         User::Leave( KErrArgument );

         }

    if ( aBitmap.SizeInPixels().iWidth < 

         iMapImageParams.Size().iWidth + iTargetOrigin.iX || 

         aBitmap.SizeInPixels().iHeight < 

         iMapImageParams.Size().iHeight + iTargetOrigin.iY )

         {

         User::Leave( KErrArgument );

         }

    if ( iMapImageParams.ImageType() != TMnMapImageParams::ETypeUnspecified &&

         !( iMapImageParams.ImageType() & SupportedImageTypes() )  )

        {

        User::Leave( KErrArgument );

        }

    TMnMapImageOptions options;

    options.iShowOptions = iShowOptions;

    options.iTargetOrigin = iTargetOrigin;

    iSession->Render( aBitmap, iMapImageParams, options, aStatus );

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C void CMnMapImage::RenderL( CFbsBitmap& aBitmap, MMnMapImageRenderCallback& aCallback )

    {

    if ( !iActiveCallback ) 

        {

        iActiveCallback = CMnActiveCallback::NewL( *this, *iSession );

        }

    if ( iActiveCallback->IsActive() )

        {

        User::Panic( KMnPanicClientFault, KMnPanicDuplicateRequest );

        }

    // iActiveCallback member always points to CMnActiveCallback object

    CMnActiveCallback* activeCallback = reinterpret_cast<CMnActiveCallback*>( iActiveCallback );

    activeCallback->StartL( aBitmap, aCallback );

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C void CMnMapImage::CancelRendering()

    {

    if ( iActiveCallback && iActiveCallback->IsActive() )

        {

        iActiveCallback->Cancel();

        }

    else

        {

        iSession->Cancel();

        }

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C TInt CMnMapImage::GetImageCoordinate(

    const TCoordinate& aWorldCoordinate,

    TPoint& aImagePoint ) const

    {

    iCoordConverter->SetMapImageParams( iMapImageParams );

    return iCoordConverter->GetImageCoordinate( aWorldCoordinate, aImagePoint );

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C TInt CMnMapImage::GetWorldCoordinate(

    const TPoint& aImagePoint,

    TCoordinate& aWorldCoordinate ) const

    {

    iCoordConverter->SetMapImageParams( iMapImageParams );

    return iCoordConverter->GetWorldCoordinate( aImagePoint, aWorldCoordinate );

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C void CMnMapImage::SetExitObserverL( MAknServerAppExitObserver& aObserver )

    {

    if ( iExitMonitor )

        {

        User::Leave( KErrAlreadyExists );

        }

    else

        {

        iExitMonitor = CApaServerAppExitMonitor::NewL( 

            *iSession, aObserver, CActive::EPriorityStandard );

        }

    }

// ---------------------------------------------------------------------------

// ---------------------------------------------------------------------------

//

EXPORT_C void CMnMapImage::RemoveExitObserver()

    {

    delete iExitMonitor;

    iExitMonitor = NULL;

    }