--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mapnavproviderrefapp/src/mnrpnavimodel.cpp	Wed Sep 01 12:31:27 2010 +0100
@@ -0,0 +1,241 @@
+/*
+* Copyright (c) 2006-2007 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:  CMnrpNaviModel class implementation
+*
+*/
+
+
+#include <coemain.h>
+#include <aknlists.h>
+#include <barsread.h>
+
+#include <lbs.h>
+#include <lbsposition.h>
+#include <lbspositioninfo.h>
+
+#include <EPos_CPosLandmark.h>
+
+#include "mnrputils.h"
+#include "mnrpengine.h"
+#include "mnrpnavimodel.h"
+
+const TInt KUpdateInterval = 1 * 1000 * 1000; // 1 sec
+const TInt KUpdateTimeout = 10 * 1000 * 1000; // 10 sec
+
+_LIT( KNotDefined, "<n/a>" );
+_LIT( KDestination, "destination" );
+_LIT( KPosition, "position" );
+_LIT( KDistance, "distance" );
+_LIT( KBearing, "bearing" );
+_LIT( KDestinationLat, "dest.lat." );
+_LIT( KDestinationLon, "dest.lon." );
+_LIT( KPositionLat, "pos.lat." );
+_LIT( KPositionLon, "pos.lon." );
+_LIT( KSpeed, "speed" );
+_LIT( KHeading, "heading" );
+_LIT( KMagHeading, "m.heading" );
+_LIT( KCourse, "course" );
+_LIT( KMagCourse, "m.course" );
+
+// ========================== MEMBER CLASS' FUNCTIONS ==========================
+
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+//
+CMnrpNaviModel::CListItem* CMnrpNaviModel::CListItem::NewL( 
+    const TDesC& aItemHeader, 
+    const TDesC& aItemValue )
+    {
+    CListItem* self = new (ELeave) CListItem;
+    CleanupStack::PushL( self );
+    self->iHeader = aItemHeader.AllocL();
+    self->iValue = aItemValue.AllocL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+    
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+//
+CMnrpNaviModel::CListItem::~CListItem()
+    {
+    delete iHeader;
+    delete iValue;
+    }
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+//
+CMnrpNaviModel::CMnrpNaviModel( MNaviModelObserver& aObserver, CMnrpEngine& aEngine )
+    : iEngine( aEngine ), iObserver( aObserver )
+    { 
+    }
+
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+//
+CMnrpNaviModel::~CMnrpNaviModel()
+    {
+    delete iPositionRequest;
+    delete iDestination;
+    iListItems.ResetAndDestroy();
+    }
+
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+//
+CMnrpNaviModel* CMnrpNaviModel::NewL( MNaviModelObserver& aObserver, CMnrpEngine& aEngine  )
+    {
+    CMnrpNaviModel* self = new (ELeave) CMnrpNaviModel( aObserver, aEngine );
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+//
+void CMnrpNaviModel::ConstructL()
+    {
+    _LIT( KRequestorName, "MnRefProvider" );
+    iPositionRequest = CMnrpPositionRequest::NewL( KRequestorName, *this );
+    
+    TPositionUpdateOptions options;
+    options.SetUpdateInterval( TTimeIntervalMicroSeconds( KUpdateInterval ) );
+    options.SetUpdateTimeOut( TTimeIntervalMicroSeconds( KUpdateTimeout ) );
+    iPositionRequest->SetOptionsL( options );
+    
+    iPositionRequest->FetchNewPosition();
+    }
+
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+//
+void CMnrpNaviModel::SetDestinationL( const CPosLandmark& aNewDestination )
+    {
+    delete iDestination;
+    iDestination = NULL;
+    iDestination = CPosLandmark::NewL( aNewDestination );
+    
+    iObserver.HandleModelUpdateL();
+    }
+
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+//
+TArray<CMnrpNaviModel::CListItem*> CMnrpNaviModel::ListItemsL()
+    {
+    iListItems.ResetAndDestroy();
+    
+    TBuf<64> buf;
+    TPosition position;
+    TLocality destination;
+
+    iPosInfo.GetPosition( position );
+
+    if ( !iDestination || iDestination->GetPosition( destination ) )
+        {
+        iListItems.AppendL( CListItem::NewL( KDestination, KNotDefined ) );
+        }
+    else
+        {
+        TPtrC name;
+        iDestination->GetLandmarkName( name );
+        HBufC* printableName = MnrpUtils::PrintableStringLC( name );
+        iListItems.AppendL( CListItem::NewL( KDestination, *printableName ) );
+        CleanupStack::PopAndDestroy( printableName );
+
+        TBool validPosition = ( !Math::IsNaN( position.Latitude() ) && 
+                                !Math::IsNaN( position.Longitude() ) );
+
+        if ( validPosition )
+            {
+            TReal32 distance, bearing;
+            if ( position.Distance( destination, distance ) == KErrNone )
+                {
+                MnrpUtils::DistanceToString( distance, buf );
+                iListItems.AppendL( CListItem::NewL( KDistance, buf ) );
+                }
+            else
+                {
+                iListItems.AppendL( CListItem::NewL( KDistance, KNotDefined ) );
+                }
+                
+            if ( position.BearingTo( destination, bearing ) == KErrNone )
+                {
+                MnrpUtils::AngleToString( bearing, buf );
+                iListItems.AppendL( CListItem::NewL( KBearing, buf ) );
+                }
+            else
+                {
+                iListItems.AppendL( CListItem::NewL( KBearing, KNotDefined ) );
+                }
+
+            MnrpUtils::SpeedToString( iPositionRequest->Speed(), buf );
+            iListItems.AppendL( CListItem::NewL( KSpeed, buf ) );
+
+            MnrpUtils::AngleToString( iPositionRequest->Course(), buf );
+            iListItems.AppendL( CListItem::NewL( KCourse, buf ) );
+
+            MnrpUtils::AngleToString( iPositionRequest->Heading(), buf );
+            iListItems.AppendL( CListItem::NewL( KHeading, buf ) );
+
+            MnrpUtils::CoordinateToString( position.Latitude(), buf, ETrue, ETrue );
+            iListItems.AppendL( CListItem::NewL( KPositionLat, buf ) );
+
+            MnrpUtils::CoordinateToString( position.Longitude(), buf, ETrue, ETrue );
+            iListItems.AppendL( CListItem::NewL( KPositionLon, buf ) );
+            }
+        else
+            {
+            iListItems.AppendL( CListItem::NewL( KPosition, KNotDefined ) );
+            }
+
+        MnrpUtils::CoordinateToString( destination.Latitude(), buf, ETrue, ETrue );
+        iListItems.AppendL( CListItem::NewL( KDestinationLat, buf ) );
+
+        MnrpUtils::CoordinateToString( destination.Longitude(), buf, ETrue, ETrue );
+        iListItems.AppendL( CListItem::NewL( KDestinationLon, buf ) );
+
+        if ( validPosition )
+            {
+            MnrpUtils::AngleToString( iPositionRequest->MagneticCourse(), buf );
+            iListItems.AppendL( CListItem::NewL( KMagCourse, buf ) );
+
+            MnrpUtils::AngleToString( iPositionRequest->MagneticHeading(), buf );
+            iListItems.AppendL( CListItem::NewL( KMagHeading, buf ) );
+            }
+        }
+   
+    return iListItems.Array();
+    }
+
+// -----------------------------------------------------------------------------
+// -----------------------------------------------------------------------------
+//
+void CMnrpNaviModel::HandlePositionRequestCompletedL( TInt aError )
+    {
+    if ( !aError )
+        {
+        iPositionRequest->GetPosition( iPosInfo );
+        TPosition position;
+        iPosInfo.GetPosition( position );
+
+        iObserver.HandleModelUpdateL();
+        }
+    iPositionRequest->FetchNewPosition();
+    }