/*

* 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:  CMnrpMapViewService class implementation

*

*/

#include <e32base.h>

#include <eikenv.h>

#include <lbsposition.h>

#include <EPos_CPosLandmark.h>

#include <EPos_CPosLandmarkDatabase.h>

#include "debug.h"

#include <mnmapviewservicebase.h>

#include "mnrpappui.h"

#include "mnrpmapview.h"

#include "mnrpengine.h"

#include "mnrpdocument.h"

#include "mnrpappserver.h"

#include "mnrpmapviewservice.h"

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

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

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

//

CMnrpMapViewService* CMnrpMapViewService::NewL()

    {

    CMnrpMapViewService* self = new (ELeave) CMnrpMapViewService();

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

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

//

CMnrpMapViewService::CMnrpMapViewService()

    {

    }

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

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

//

CMnrpMapViewService::~CMnrpMapViewService()

    {

    if ( iSelecting )

        {

        DoCancel();

        CompleteRequest( KErrCancel );

        }

    }

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

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

//

void CMnrpMapViewService::ConstructL()

    {

    BaseConstructL();

    }

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

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

//

CMnrpAppUi* CMnrpMapViewService::AppUi()

    {

    CMnrpAppServer* server = ( CMnrpAppServer* ) Server();

    if ( server )

        {

        return server->AppUi();

        }

    return NULL;

    }

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

// From class CMnMapViewServiceBase

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

//

void CMnrpMapViewService::HandleShowMapL()

    {

    LOG("MnRefProvider::HandleShowMapL in");

    /** This implementation cannot show map if selection is active */

    if ( iSelecting )

        {

        User::Leave( KErrInUse );

        }

    if ( AppUi() )

        {

        AppUi()->ShowMapL( *this );

        }

    LOG("MnRefProvider::HandleShowMapL out");

    }

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

//  From class CMnMapViewServiceBase

//

//  This callback differs from HandleShowMapL in a way that central point

//  setting is ignored and current location is used instead as central point.

//

//  The implementation is the example of how to reject unsupported requests 

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

//

void CMnrpMapViewService::HandleShowCurrentLocationL()

    {

    User::Leave( KErrNotSupported );

    }

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

//  From class CMnMapViewServiceBase

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

//

void CMnrpMapViewService::HandleSelectFromMapL()

    {

    LOG("MnRefProvider::HandleSelectFromMapL in");

    /** Only one selection must be active */

    if ( iSelecting )

        {

        User::Leave( KErrInUse );

        }

    if ( AppUi() )

        {

        iSelecting = ETrue;

        AppUi()->StartSelectionL( *this, *this );

        }

    LOG("MnRefProvider::HandleSelectFromMapL out");

    }

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

//  From class CMnServiceBase

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

//

void CMnrpMapViewService::DoCancel()

    {

    if ( iSelecting )

        {

        iSelecting = EFalse;

        StopSelection();

        }

    }

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

//  From class MMapSelectionCallback

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

//

void CMnrpMapViewService::HandleSelectionErrorL( TInt aError )

    {

    __ASSERT_DEBUG( iSelecting, Panic( KErrGeneral ) );

    iSelecting = EFalse;

    // selection view dismissed

    CompleteRequest( aError );

    }

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

//  From class MMapSelectionCallback

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

//

void CMnrpMapViewService::HandleSelectionL( const TCoordinate& aSelection )

    {

    __ASSERT_DEBUG( iSelecting, Panic( KErrGeneral ) );

    iSelecting = EFalse;

    TInt err = KErrNone;

    TRAP( err, CompleteSelectionL( aSelection ) );

    if ( err )

        {

        CompleteRequest( err );

        }

    StopSelection();

    }

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

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

//

void CMnrpMapViewService::CompleteSelectionL( const TCoordinate& aSelection )

    {

    TLocality loc( aSelection, 0 );

    CPosLandmark* lm = CPosLandmark::NewLC();

    lm->SetPositionL( loc );

    // send landmark to client

    CompleteSelectionRequestL( *lm );

    CleanupStack::PopAndDestroy( lm );

    }

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

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

//

void CMnrpMapViewService::StopSelection()

    {

    if ( AppUi() )

        {

        AppUi()->StopSelection();

        }

    }

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

//  From class MMapSelectionCallback

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

//

void CMnrpMapViewService::HandleSelectionL( TInt aLandmarkIndex )

    {

    __ASSERT_DEBUG( iSelecting, Panic( KErrGeneral ) );

    iSelecting = EFalse;

    CompleteSelectionRequest( aLandmarkIndex );

    StopSelection();

    }

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

//  From class MMapSelectionCallback

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

//

void CMnrpMapViewService::HandleSelectionL( TPosLmItemId aLandmarkId, TInt aDbIndex )

    {

    __ASSERT_DEBUG( iSelecting, Panic( KErrGeneral ) );

    iSelecting = EFalse;

    CompleteSelectionRequest( aLandmarkId, aDbIndex );

    StopSelection();

    }