author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 02 Feb 2010 00:16:03 +0200 | |
changeset 0 | 522cd55cc3d7 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Implementation of CBlidRouter class which provides access to blid router. Blid route can be modified and read using this class |
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* |
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*/ |
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|
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|
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// INCLUDE FILES |
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#include <f32file.h> // RFs |
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#include <e32math.h> |
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#include <sysutil.h> |
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#include <driveinfo.h> |
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#include "CBlidRouter.h" |
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#include "TNamedCoordinate.h" |
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#include "blidengconsts.h" |
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// CONSTANTS |
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const TInt KBlidInvalidWaypointIndex( -1 ); |
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//Forward declaration. Function for sorted ordering of waypoints |
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TInt WaypointOrdering(const TNamedCoordinate& aCoordinate1, const TNamedCoordinate& aCoordinate2); |
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_LIT(KPanicText, "CBlidRouter"); |
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enum TPanicCode |
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{ |
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EBlidReadOutOfRange = 1 |
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}; |
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// ============================ MEMBER FUNCTIONS ============================== |
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::CBlidRouter |
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// C++ default constructor can NOT contain any code, that |
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// might leave. |
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// ---------------------------------------------------------------------------- |
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// |
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CBlidRouter::CBlidRouter() |
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{ |
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iWaypointIndex = -1; |
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} |
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::ConstructL |
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// Symbian 2nd phase constructor can leave. |
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// ---------------------------------------------------------------------------- |
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// |
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void CBlidRouter::ConstructL() |
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{ |
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iLandmark = NULL; |
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} |
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::NewL |
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// Two-phased constructor. |
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// ---------------------------------------------------------------------------- |
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// |
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CBlidRouter* CBlidRouter::NewL() |
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{ |
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CBlidRouter* self = new( ELeave ) CBlidRouter; |
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CleanupStack::PushL( self ); |
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self->ConstructL(); |
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CleanupStack::Pop( self ); |
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return self; |
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} |
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::~CBlidRouter |
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// ---------------------------------------------------------------------------- |
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// |
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CBlidRouter::~CBlidRouter() |
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{ |
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iRoute.ResetAndDestroy(); |
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iRoute.Close(); |
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if( iLandmark ) |
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{ |
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delete iLandmark; |
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} |
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} |
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::At |
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// ---------------------------------------------------------------------------- |
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// |
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TNamedCoordinate& CBlidRouter::At( TInt aIndex ) |
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{ |
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__ASSERT_ALWAYS(aIndex >= 0 && aIndex < iRoute.Count(), |
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User::Panic(KPanicText,EBlidReadOutOfRange)); |
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return *iRoute[aIndex]; |
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} |
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::AppendL |
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// ---------------------------------------------------------------------------- |
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// |
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TInt CBlidRouter::AppendL( TNamedCoordinate* aCoordinate, TBool aCheckForMemory ) |
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108 |
{ |
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RFs fs; |
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User::LeaveIfError(fs.Connect()); |
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CleanupClosePushL( fs ); |
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112 |
|
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if(aCheckForMemory) |
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114 |
{ |
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if ( SysUtil::DiskSpaceBelowCriticalLevelL( &fs, sizeof(aCoordinate), DriveInfo::EDefaultPhoneMemory ) ) |
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116 |
{ |
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CleanupStack::PopAndDestroy(); // fs |
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return KErrDiskFull; |
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} |
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} |
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CleanupStack::PopAndDestroy(); // fs |
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TInt retVal; |
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TLinearOrder<TNamedCoordinate> order(WaypointOrdering); |
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retVal = iRoute.InsertInOrder(aCoordinate, order); |
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return retVal; |
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} |
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127 |
|
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128 |
|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::RemoveL |
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// ---------------------------------------------------------------------------- |
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132 |
// |
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TInt CBlidRouter::RemoveL( TInt aIndex ) |
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134 |
{ |
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__ASSERT_ALWAYS(aIndex >= 0 && aIndex < iRoute.Count(), |
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User::Panic(KPanicText,EBlidReadOutOfRange)); |
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RFs fs; |
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User::LeaveIfError(fs.Connect()); |
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CleanupClosePushL( fs ); |
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140 |
|
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if ( SysUtil::DiskSpaceBelowCriticalLevelL( &fs, 0, DriveInfo::EDefaultPhoneMemory ) ) |
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142 |
{ |
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CleanupStack::PopAndDestroy(); // fs |
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return KErrDiskFull; |
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} |
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CleanupStack::PopAndDestroy(); // fs |
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TNamedCoordinate* plot = iRoute[aIndex]; |
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iRoute.Remove( aIndex ); |
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delete plot; |
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return KErrNone; |
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} |
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152 |
|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::ResetAndDestroy |
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// ---------------------------------------------------------------------------- |
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156 |
// |
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void CBlidRouter::ResetAndDestroy() |
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158 |
{ |
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iRoute.ResetAndDestroy(); |
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} |
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161 |
|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::Count |
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// ---------------------------------------------------------------------------- |
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165 |
// |
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TInt CBlidRouter::Count() |
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167 |
{ |
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return iRoute.Count(); |
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} |
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170 |
|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::Waypoint() |
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// Waypoint getter |
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// ---------------------------------------------------------------------------- |
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// |
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TNamedCoordinate* CBlidRouter::Waypoint() |
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177 |
{ |
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if(!iIsWaypoint || iWaypointIndex == KBlidInvalidWaypointIndex) |
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{ |
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return NULL; |
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} |
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else if( iWaypointIndex == KManualWaypointIndex ) |
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183 |
{ |
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return &iManualWaypoint; |
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} |
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else |
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187 |
{ |
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return &iWaypoint; |
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} |
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} |
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191 |
|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::IndexOfWaypoint |
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// ---------------------------------------------------------------------------- |
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195 |
// |
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TInt CBlidRouter::IndexOfWaypoint() const |
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197 |
{ |
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return iWaypointIndex; |
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} |
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200 |
|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::SetWaypoint( const TInt aIndex ) |
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// Waypoint setter |
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// ---------------------------------------------------------------------------- |
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205 |
// |
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void CBlidRouter::SetWaypoint( const TInt aIndex ) |
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{ |
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iWaypoint = At( aIndex ); |
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iWaypointIndex = aIndex; |
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iIsWaypoint = ETrue; |
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} |
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212 |
|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::RemoveWaypoint() |
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// ---------------------------------------------------------------------------- |
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// |
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void CBlidRouter::RemoveWaypoint() |
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{ |
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iWaypointIndex = -1; |
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} |
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|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::ClearSetPoints() |
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// ---------------------------------------------------------------------------- |
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// |
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void CBlidRouter::ClearSetPoints() |
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{ |
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RemoveWaypoint(); |
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if(iLandmark) |
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{ |
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delete iLandmark; |
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iLandmark = NULL; |
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} |
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} |
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|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::ExternalizeL |
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// ---------------------------------------------------------------------------- |
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// |
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void CBlidRouter::ExternalizeL( RWriteStream& aStream ) |
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{ |
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TDesC *name; |
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TInt count( Count() ); |
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aStream.WriteInt32L( count ); |
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for (TInt i = 0; i < count; i++ ) |
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{ |
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name = At( i ).Name(); |
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if ( name ) |
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{ |
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CleanupStack::PushL( name ); |
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aStream.WriteInt32L( name->Length() ); |
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aStream.WriteL( *name ); |
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CleanupStack::PopAndDestroy(); //name |
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name = NULL; |
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|
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if ( !Math::IsNaN(At( i ).Latitude()) ) |
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{ |
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aStream.WriteReal64L( At( i ).Latitude() ); |
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} |
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else |
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{ |
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aStream.WriteReal64L( 0 ); |
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} |
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|
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if ( !Math::IsNaN(At( i ).Longitude()) ) |
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{ |
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aStream.WriteReal64L( At( i ).Longitude() ); |
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} |
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else |
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{ |
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aStream.WriteReal64L( 0 ); |
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} |
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|
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if ( !Math::IsNaN(At( i ).Altitude()) ) |
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{ |
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aStream.WriteReal32L( At( i ).Altitude() ); |
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} |
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else |
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{ |
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aStream.WriteReal32L( 0 ); |
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} |
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if ( !Math::IsNaN(At( i ).Accuracy()) ) |
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{ |
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aStream.WriteReal32L( At( i ).Accuracy() ); |
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} |
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else |
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{ |
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aStream.WriteReal32L( 0 ); |
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} |
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} |
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} |
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} |
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|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::InternalizeV1L |
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// ---------------------------------------------------------------------------- |
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// |
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void CBlidRouter::InternalizeV1L( RReadStream& aStream ) |
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{ |
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TInt i; |
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TInt count( aStream.ReadInt32L() ); |
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TInt length(0); |
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TBuf<KBlidWaypointNameMaxLen> name; |
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for ( i = 0; i < count; i++ ) |
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{ |
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length = aStream.ReadInt32L(); |
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aStream.ReadL( name, length ); |
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TReal64 latitude = aStream.ReadReal64L(); |
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TReal64 longitude = aStream.ReadReal64L(); |
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TReal32 altitude = aStream.ReadReal32L(); |
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TReal32 accuracy = aStream.ReadReal32L(); |
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TNamedCoordinate* plot = new(ELeave)TNamedCoordinate( |
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latitude, |
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longitude, |
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altitude, |
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name,accuracy); |
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CleanupStack::PushL( plot ); |
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//iRouter takes ownership of plot |
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User::LeaveIfError( AppendL( plot, EFalse ) ); |
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CleanupStack::Pop(); //plot |
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name.Zero(); |
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} |
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} |
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|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::Landmark |
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// ---------------------------------------------------------------------------- |
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// |
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CPosLandmark* CBlidRouter::Landmark() const |
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{ |
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if( iLandmark && !iIsWaypoint ) |
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{ |
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return iLandmark; |
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} |
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else |
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{ |
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return NULL; |
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} |
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} |
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|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::SetLandmark |
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// ---------------------------------------------------------------------------- |
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// |
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void CBlidRouter::SetLandmark(CPosLandmark* aLandmark) |
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{ |
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if( iLandmark ) |
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{ |
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delete iLandmark; |
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} |
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351 |
|
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iLandmark = aLandmark; |
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iIsWaypoint = EFalse; |
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} |
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|
355 |
|
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// ---------------------------------------------------------------------------- |
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// CBlidRouter::IsWaypointSet |
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// ---------------------------------------------------------------------------- |
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359 |
// |
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TBool CBlidRouter::IsWaypointSet() |
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361 |
{ |
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return iIsWaypoint; |
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} |
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364 |
|
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365 |
// ---------------------------------------------------------------------------- |
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// CBlidRouter::IsAnyPointSet |
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// ---------------------------------------------------------------------------- |
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// |
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TBool CBlidRouter::IsAnyPointSet() |
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370 |
{ |
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if( iLandmark || (iWaypointIndex != -1) ) |
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372 |
{ |
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return ETrue; |
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} |
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|
375 |
else |
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|
376 |
{ |
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return EFalse; |
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378 |
} |
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379 |
} |
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380 |
// ---------------------------------------------------------------------------- |
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// CBlidRouter::SetManualWaypoint |
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// ---------------------------------------------------------------------------- |
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|
383 |
// |
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void CBlidRouter::SetManualWaypoint(TReal latitude, TReal longitude, TDesC& aName) |
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|
385 |
{ |
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|
386 |
iWaypointIndex = KManualWaypointIndex; |
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|
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iIsWaypoint = ETrue; |
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|
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iManualWaypoint.SetCoordinate(latitude, longitude); |
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|
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iManualWaypoint.SetName(aName); |
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|
390 |
} |
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|
391 |
|
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|
392 |
// ---------------------------------------------------------------------------- |
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|
393 |
// CBlidRouter::FindWaypointIndex |
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|
394 |
// ---------------------------------------------------------------------------- |
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|
395 |
// |
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|
396 |
TInt CBlidRouter::FindWaypointIndex( TNamedCoordinate* aCoordinate ) |
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|
397 |
{ |
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|
398 |
TLinearOrder<TNamedCoordinate> order(WaypointOrdering); |
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|
399 |
iRoute.Sort( order ); |
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|
400 |
TInt lReturn = iRoute.Find( aCoordinate ); |
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|
401 |
return lReturn; |
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|
402 |
} |
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|
403 |
// ---------------------------------------------------------------------------- |
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|
404 |
// WaypointOrdering() : Function used for ordering of waypoints |
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|
405 |
// ---------------------------------------------------------------------------- |
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|
406 |
// |
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|
407 |
TInt WaypointOrdering(const TNamedCoordinate& aCoordinate1, const TNamedCoordinate& aCoordinate2) |
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|
408 |
{ |
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|
409 |
HBufC* name1 = aCoordinate1.Name(); |
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|
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HBufC* name2 = aCoordinate2.Name(); |
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|
411 |
TInt retVal = name1->Compare(name2->Des()); |
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|
412 |
delete name1; |
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|
413 |
delete name2; |
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|
414 |
return retVal; |
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|
415 |
} |
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|
416 |
// End of File |
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|
417 |
|
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diff
changeset
|
418 |