datasourcemodules/networkpositioningmodule/src/cnetpositioner.cpp
changeset 0 9cfd9a3ee49c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/datasourcemodules/networkpositioningmodule/src/cnetpositioner.cpp	Tue Feb 02 01:50:39 2010 +0200
@@ -0,0 +1,193 @@
+// Copyright (c) 2008-2009 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:
+//
+
+/**
+ @file
+ @InternalComponent
+*/
+
+#include <e32base.h>
+#include <lbs/epos_mpositionerstatus.h>
+#include <ecom/implementationproxy.h>
+#include <lbssatellite.h>
+
+#include "cnetpositioner.h"
+#include "netpsy.hrh"
+#include "psypanic.h"
+#include "crequesthandler.h"
+#include "cnetenvironment.h"
+#include "utilfunctions.h"
+#include "psylogging.h"
+
+static const TImplementationProxy KFactoryPtr = 
+IMPLEMENTATION_PROXY_ENTRY( KPosNETPSYImplUid, CNETPositioner::NewL);
+
+EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount)
+    {
+    aTableCount =1;
+    return &KFactoryPtr;
+    }
+
+
+/*
+* 
+*/
+CNETPositioner::CNETPositioner()
+    {
+	iState = ERequestStateInitial;
+	iCriteria.ResetCriteria();
+    }
+
+// -----------------------------------------------------------------------------
+// Destructor
+// -----------------------------------------------------------------------------
+//
+CNETPositioner::~CNETPositioner()
+    {
+	TRACESTRING("CNETPositioner::~CNETPositioner")
+
+	iEnvironment->UnregisterPSY(this);
+    }
+
+/**
+ * Creates a new instance of a CPositioner implementation.
+ *
+ * @param aConstructionParameters Construction parameters for CPositioner.
+ * @return The positioner implementation.
+ */
+CNETPositioner* CNETPositioner::NewL(TAny* aConstructionParameters)
+    {
+    CNETPositioner* self = new( ELeave ) CNETPositioner;
+
+    CleanupStack::PushL( self );
+    self->ConstructL(aConstructionParameters);
+    CleanupStack::Pop(self);
+
+    return self;
+    }
+
+/**
+ * 2nd phase constructor
+ *
+ * @param aConstructionParameters Construction parameters for CPositioner.
+ */
+void CNETPositioner::ConstructL(TAny* aConstructionParameters)
+    {
+//    CLEARTRACELOG;
+    TRACESTRING("CNETPositioner::ConstructL")
+    
+    // Must call BaseConstructL first thing during construction.
+    BaseConstructL(aConstructionParameters);
+    
+	iEnvironment = CNETEnvironment::NewL();
+	iEnvironment->RegisterPSYL(this);
+    iEnvironment->GetEnvCriteriaL(iCriteria, TUid::Uid(KPosNETPSYImplUid));
+	iInactivityTimeout = iEnvironment->GetInactivityTimeoutL(TUid::Uid(KPosNETPSYImplUid));
+    iRequestHandler = iEnvironment->GetRequestHandler();
+    
+	// Get the request timeout from the LS:
+    if(iEnvironment->ProfileInUse())	// default timeout was taken from profile, so let LS know
+    	{
+	    TPositionQuality quality;
+	    iCriteria.GetRequiredQuality(quality);
+    	iTimeOutInterval = quality.TimeToFirstFix();	
+    	SetPsyDefaultUpdateTimeOut(iTimeOutInterval);
+    	}	    
+    }
+
+/**
+* Requests position info asynchronously. 
+*
+* @param aPosInfo A reference to a position info object. This object
+*                 must be in scope until the request has completed.
+*                 The position (TPosition) of this position info object
+*                 must be in WGS84 geodetic datum.
+* @param aClientStatus The request status
+*
+*/
+void CNETPositioner::NotifyPositionUpdate(TPositionInfoBase& aPosInfo, TRequestStatus& aClientStatus)
+    {
+    TRACESTRING("CAdaptationPositioner::NotifyPositionUpdate")
+    
+	// we're about to submit a new request, so stop warmdown timer if running: 
+	StopMaxFixTimer();
+    StopWarmDownTimer();
+	
+    // Clear position info
+    ClearPositionInfo(aPosInfo);
+    
+    aClientStatus = KRequestPending;
+    iPosInfo = &aPosInfo;
+    iClientStatus = &aClientStatus;
+    
+    if(!UseLastLocation(aPosInfo))
+		{
+		TTime timeNow;
+		timeNow.UniversalTime();
+	    iActive = ETrue;
+	
+		GetUpdateTimeOut(iTimeOutInterval);
+
+		TDateTime debugTime = timeNow.DateTime();
+		TRACESTRING38("Time Now = %d.%d", debugTime.Second(), debugTime.MicroSecond());
+		
+		if( !IsTracking()  ||
+			(IsTracking() && (iTargetTime <= timeNow)) )
+			{
+			iTargetTime.UniversalTime();
+	        TRACESTRING("CAdaptationPositioner::NotifyPositionUpdate submitting new request")
+
+	        TInt error;
+	        // (re)start maxfix timer so that we know when the module has stopped trying	        
+	        TRAP(error,StartMaxFixTimerL());	 
+	        if(!error)
+	        	{
+	        	TRAP(error, iRequestHandler->SubmitNewRequestL(this));
+	        	}
+	        if(error)
+		        {
+				UpdateFailed(error);
+		        }
+			}
+			
+		debugTime = iTargetTime.DateTime();
+		TRACESTRING38("Target Time = %d.%d", debugTime.Second(), debugTime.MicroSecond());
+		}
+    }
+
+void CNETPositioner::SetModuleId(TPositionInfoBase* aPosInfo)
+	{
+	if(aPosInfo)
+		{
+		aPosInfo->SetModuleId(TUid::Uid(KPosNETPSYImplUid)); // Use the PSY module Id rather than the AGPS managers
+		}
+	}
+
+const TRequestParameters* CNETPositioner::PositionRequestParams()
+	{
+	TBool state = (iState == ERequestStateInitial);
+	TBool tracking = IsTracking();
+	
+	iRequestParameters.iTargetTime = iTargetTime;
+	iRequestParameters.iTimeForFix = iTimeOutInterval;
+	iRequestParameters.iCriteria = iCriteria;
+	iRequestParameters.iNewClient = state;
+	iRequestParameters.iTracking = tracking;
+	
+	return &iRequestParameters;
+	}
+	
+//  End of File
+