locationmanager/locationtrail/src/cpositioninfo.cpp
changeset 0 c53acadfccc6
child 8 6752808b2036
child 20 6dfc5f825351
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     1 /*
       
     2 * Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). 
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:  A class for getting network cell id.
       
    15 *
       
    16 */
       
    17 
       
    18 #include <etel3rdparty.h>
       
    19 
       
    20 #include "rlocationtrail.h"
       
    21 #include "cpositioninfo.h"
       
    22 #include "locationtraildefs.h"
       
    23 #include "locationmanagerdebug.h"
       
    24 
       
    25 // --------------------------------------------------------------------------
       
    26 // CPositionInfo::NewL
       
    27 // --------------------------------------------------------------------------
       
    28 //
       
    29 EXPORT_C CPositionInfo* CPositionInfo::NewL( MPositionInfoObserver* aTrail )
       
    30     {
       
    31     LOG( "CPositionInfo::NewL(), begin" );
       
    32     CPositionInfo* self = new (ELeave) CPositionInfo( aTrail );
       
    33     CleanupStack::PushL( self );
       
    34     self->ConstructL();
       
    35     CleanupStack::Pop( self );
       
    36     LOG( "CPositionInfo::NewL(), end" );
       
    37     return self;
       
    38     }
       
    39         
       
    40 // --------------------------------------------------------------------------
       
    41 // CPositionInfo::CPositionInfo
       
    42 // --------------------------------------------------------------------------
       
    43 //  
       
    44 CPositionInfo::CPositionInfo( MPositionInfoObserver* aTrail ) 
       
    45     : CActive( CActive::EPriorityStandard ),
       
    46     iFirstInterval( ETrue )
       
    47     {
       
    48     CActiveScheduler::Add( this );
       
    49     iTrail = aTrail;
       
    50     iTrailCaptureSetting = RLocationTrail::ECaptureAll;
       
    51     
       
    52     // Set update interval.
       
    53     iUpdateOptions.SetUpdateInterval( TTimeIntervalMicroSeconds(KFirstInterval) );
       
    54     // Set time out level. 
       
    55     iUpdateOptions.SetUpdateTimeOut( TTimeIntervalMicroSeconds(KUpdateTimeOut) );
       
    56     // Positions which have time stamp below KMaxAge can be reused
       
    57     iUpdateOptions.SetMaxUpdateAge( TTimeIntervalMicroSeconds(KMaxAge) );
       
    58     // Disables location framework to send partial position data
       
    59     iUpdateOptions.SetAcceptPartialUpdates( EFalse );    
       
    60     }
       
    61 
       
    62 // --------------------------------------------------------------------------
       
    63 // CPositionInfo::ConstructL
       
    64 // --------------------------------------------------------------------------
       
    65 //    
       
    66 void CPositionInfo::ConstructL()
       
    67     {
       
    68     
       
    69     }
       
    70     
       
    71 // --------------------------------------------------------------------------
       
    72 // CPositionInfo::~CPositionInfo
       
    73 // --------------------------------------------------------------------------
       
    74 //    
       
    75 CPositionInfo::~CPositionInfo()
       
    76     {
       
    77     Cancel();
       
    78     iPositioner.Close();
       
    79     iPosServer.Close();
       
    80     }
       
    81 
       
    82 // --------------------------------------------------------------------------
       
    83 // CPositionInfo::RunError
       
    84 // --------------------------------------------------------------------------
       
    85 //
       
    86 TInt CPositionInfo::RunError( TInt /*aError*/ )
       
    87     {
       
    88     return KErrNone;
       
    89     }
       
    90 
       
    91 // --------------------------------------------------------------------------
       
    92 // CPositionInfo::GetCellId
       
    93 // --------------------------------------------------------------------------
       
    94 //
       
    95 void CPositionInfo::StartL( RLocationTrail::TTrailCaptureSetting aCaptureSetting, TInt aUpdateInterval )
       
    96     {
       
    97     LOG( "CPositionInfo::StartL(), begin" );
       
    98 
       
    99     iTrailCaptureSetting = aCaptureSetting;
       
   100     iUpdateInterval = aUpdateInterval;
       
   101     
       
   102     if ( aCaptureSetting == RLocationTrail::ECaptureAll ) 
       
   103     	{
       
   104 	    User::LeaveIfError( iPosServer.Connect() );
       
   105 	    User::LeaveIfError( iPositioner.Open( iPosServer ) );
       
   106 	    User::LeaveIfError( iPositioner.SetRequestor( CRequestor::ERequestorService,
       
   107 	                        CRequestor::EFormatApplication, KRequestor ) );
       
   108 	    User::LeaveIfError( iPositioner.SetUpdateOptions( iUpdateOptions ) );
       
   109 	    iPositioner.NotifyPositionUpdate( iPositionInfo, iStatus );
       
   110     	}
       
   111     
       
   112     SetActive();
       
   113     
       
   114     if ( aCaptureSetting == RLocationTrail::ECaptureNetworkInfo ) 
       
   115     	{
       
   116     	TRequestStatus* status = &iStatus;
       
   117         User::RequestComplete( status, KErrNone );
       
   118     	}
       
   119 
       
   120     LOG( "CPositionInfo::StartL(), end" );
       
   121     }
       
   122 
       
   123 // --------------------------------------------------------------------------
       
   124 // CPositionInfo::NextPosition
       
   125 // --------------------------------------------------------------------------
       
   126 //
       
   127 void CPositionInfo::NextPosition()
       
   128     {
       
   129     iPositionInfo = TPositionSatelliteInfo(); // Clear position info.
       
   130     if ( iTrailCaptureSetting == RLocationTrail::ECaptureAll )
       
   131     	{
       
   132     	iPositioner.NotifyPositionUpdate( iPositionInfo, iStatus );
       
   133     	}
       
   134     
       
   135     SetActive();
       
   136     
       
   137     if ( iTrailCaptureSetting == RLocationTrail::ECaptureNetworkInfo ) 
       
   138     	{
       
   139     	TRequestStatus* status = &iStatus;
       
   140         User::RequestComplete( status, KErrNone );
       
   141     	}
       
   142     }
       
   143     
       
   144 // --------------------------------------------------------------------------
       
   145 // CPositionInfo::Stop
       
   146 // --------------------------------------------------------------------------
       
   147 //
       
   148 void CPositionInfo::Stop()
       
   149     {
       
   150     Cancel();
       
   151     
       
   152     // Start shutdown timer...
       
   153     iPositioner.Close();
       
   154     iPosServer.Close();
       
   155     }    
       
   156         
       
   157 // --------------------------------------------------------------------------
       
   158 // CPositionInfo::RunL
       
   159 // --------------------------------------------------------------------------
       
   160 //
       
   161 void CPositionInfo::RunL()
       
   162     { 
       
   163     iTrail->Position( iPositionInfo, iStatus.Int() );
       
   164     if ( iFirstInterval && IsActive() )
       
   165     	{
       
   166     	Cancel();
       
   167     	iUpdateOptions.SetUpdateInterval( iUpdateInterval );
       
   168         if ( iTrailCaptureSetting == RLocationTrail::ECaptureAll ) 
       
   169         	{
       
   170         	User::LeaveIfError( iPositioner.SetUpdateOptions( iUpdateOptions ) );
       
   171         	iPositioner.NotifyPositionUpdate( iPositionInfo, iStatus );
       
   172         	}
       
   173     	SetActive();
       
   174     	
       
   175     	iFirstInterval = EFalse;
       
   176     	}
       
   177     }    
       
   178 
       
   179 // --------------------------------------------------------------------------
       
   180 // CPositionInfo::DoCancel
       
   181 // --------------------------------------------------------------------------
       
   182 // 
       
   183 void CPositionInfo::DoCancel()
       
   184     {
       
   185     if ( !IsActive() )    
       
   186         {
       
   187         iPositioner.CancelRequest( EPositionerNotifyPositionUpdate );
       
   188         }
       
   189     }
       
   190 
       
   191 // End of file