--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/locationmapnavfw/library/src/mngeocoder.cpp Tue Feb 02 01:06:48 2010 +0200
@@ -0,0 +1,268 @@
+/*
+* Copyright (c) 2005-2006 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: CMnGeocoder class implementation
+*
+*/
+
+
+#include <e32base.h>
+#include <e32math.h>
+#include <AknServerApp.h>
+#include <apaserverapp.h>
+
+#include <lbsfields.h>
+#include <lbsfieldids.h>
+#include <lbsposition.h>
+
+#include <EPos_CPosLandmark.h>
+
+#include "mnprovider.h"
+#include "mngeocodingserviceclient.h"
+#include "mngeocoder.h"
+
+// ======== LOCAL FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Copies address information (address and building position fields) from
+// source landmark to target.
+// ---------------------------------------------------------------------------
+//
+void CopyAddressL( CPosLandmark& aSrc, CPosLandmark& aTrg )
+ {
+ // clean address fields (CMnGeocoder says that "all <data> will be updated")
+ for ( TPositionFieldId fieldId = EPositionFieldAddressCapabilitiesBegin + 1;
+ fieldId < EPositionFieldNMEACapabilitiesBegin;
+ fieldId++ )
+ {
+ aTrg.RemovePositionField( fieldId );
+ }
+
+ // copy fields
+ TPositionFieldId fieldId = aSrc.FirstPositionFieldId();
+ while ( fieldId != EPositionFieldNone )
+ {
+ if ( fieldId > EPositionFieldAddressCapabilitiesBegin &&
+ fieldId < EPositionFieldNMEACapabilitiesBegin)
+ {
+ TPtrC field;
+ if ( KErrNone == aSrc.GetPositionField( fieldId, field ) )
+ {
+ aTrg.SetPositionFieldL( fieldId, field );
+ }
+ }
+ fieldId = aSrc.NextPositionFieldId( fieldId );
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Copies coordinate information (locality and coverage) from
+// source landmark to target. If some fields are empty in source,
+// they will also be emptied in result.
+// ---------------------------------------------------------------------------
+//
+void CopyCoordinatesL( CPosLandmark& aSrc, CPosLandmark& aTrg )
+ {
+ TLocality loc;
+ aSrc.GetPosition( loc );
+ aTrg.SetPositionL( loc );
+
+ TRealX nan;
+ nan.SetNaN();
+ TReal32 coverage( nan );
+
+ aSrc.GetCoverageRadius( coverage );
+ aTrg.SetCoverageRadius( coverage );
+ }
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+CMnGeocoder::CMnGeocoder()
+ {
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+void CMnGeocoder::ConstructCommonL( CMnProvider& aProvider )
+ {
+ if ( !( aProvider.SupportedServices() & CMnProvider::EServiceGeocoding ) )
+ {
+ User::Leave( KErrNotSupported );
+ }
+
+ iSession = new (ELeave) RMnGeocodingServiceClient;
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+void CMnGeocoder::ConstructNewL( CMnProvider& aProvider )
+ {
+ ConstructCommonL( aProvider );
+ iSession->ConnectL( aProvider.Uid() );
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+void CMnGeocoder::ConstructChainedL( CMnProvider& aProvider )
+ {
+ ConstructCommonL( aProvider );
+ iSession->ConnectChainedL( aProvider.Uid() );
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CMnGeocoder* CMnGeocoder::NewL( CMnProvider& aProvider )
+ {
+ CMnGeocoder* self = new (ELeave) CMnGeocoder;
+ CleanupStack::PushL( self );
+ self->ConstructNewL( aProvider );
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CMnGeocoder* CMnGeocoder::NewChainedL( CMnProvider& aProvider )
+ {
+ CMnGeocoder* self = new (ELeave) CMnGeocoder;
+ CleanupStack::PushL( self );
+ self->ConstructChainedL( aProvider );
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CMnGeocoder::~CMnGeocoder()
+ {
+ delete iExitMonitor;
+
+ if ( iSession )
+ {
+ iSession->Close();
+ delete iSession;
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CMnGeocoder::TOptions CMnGeocoder::Options() const
+ {
+ return iOptions;
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnGeocoder::SetOptions( TOptions aOptions )
+ {
+ iOptions = aOptions;
+ }
+
+// ---------------------------------------------------------------------------
+// 1. Get result from session in form of landmark
+// 2. If last request was for address, copy all position fields from
+// result to target landmark
+// 3. If last request was for coordinate, copy position data.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnGeocoder::RetrieveGeocodingResultL( CPosLandmark& aTargetLandmark )
+ {
+ CPosLandmark* lm = NULL;
+ TMnGeocodingResultType resultType;
+ iSession->GetLastResultL( lm, resultType );
+ CleanupStack::PushL( lm );
+
+ switch ( resultType )
+ {
+ case EMnGeoResultAddress:
+ CopyAddressL( *lm, aTargetLandmark );
+ break;
+ case EMnGeoResultCoordinates:
+ CopyCoordinatesL( *lm, aTargetLandmark );
+ break;
+ }
+ CleanupStack::PopAndDestroy( lm );
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnGeocoder::FindCoordinateByAddressL(
+ const CPosLandmark& aLandmark,
+ TRequestStatus& aRequest)
+ {
+ iSession->CoordinateByAddressL( aLandmark, iOptions, aRequest );
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnGeocoder::FindCoordinateByAddressL(
+ const TDesC& aAddress,
+ TRequestStatus& aRequest)
+ {
+ iSession->CoordinateByAddressL( aAddress, iOptions, aRequest );
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnGeocoder::FindAddressByCoordinateL(
+ const CPosLandmark& aLandmark,
+ TRequestStatus& aRequest)
+ {
+ iSession->AddressByCoordinateL( aLandmark, iOptions, aRequest );
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnGeocoder::Cancel()
+ {
+ iSession->Cancel();
+ }
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnGeocoder::SetExitObserverL( MAknServerAppExitObserver& aObserver )
+ {
+ if ( iExitMonitor )
+ {
+ User::Leave( KErrAlreadyExists );
+ }
+ else
+ {
+ iExitMonitor = CApaServerAppExitMonitor::NewL(
+ *iSession, aObserver, CActive::EPriorityStandard );
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CMnGeocoder::RemoveExitObserver()
+ {
+ delete iExitMonitor;
+ iExitMonitor = NULL;
+ }