diff -r 6c158198356e -r ae942d28ec0e javauis/amms_qt/mmacontrol/src.emc/cammsemcspectatorlocationcontrol.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/amms_qt/mmacontrol/src.emc/cammsemcspectatorlocationcontrol.cpp	Tue Aug 31 15:09:22 2010 +0300
@@ -0,0 +1,184 @@
+/*
+* Copyright (c) 2005 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:  Manipulates the virtual location of the SoundSource3D.
+*
+*/
+
+
+// INCLUDE FILES
+#include <logger.h>
+#include <e32math.h>
+#include "cammsemcspectatorlocationcontrol.h"
+
+#ifdef _DEBUG
+// CONSTANTS
+const TInt KAMMSMinRadius = 0;
+#endif // _DEBUG
+
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CAMMSEMCSpectatorLocationControl::NewLC
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+CAMMSEMCSpectatorLocationControl* CAMMSEMCSpectatorLocationControl::NewLC(
+    CMMAPlayer* aPlayer)
+{
+    CAMMSEMCSpectatorLocationControl* self =
+        new(ELeave) CAMMSEMCSpectatorLocationControl(aPlayer);
+
+    CleanupStack::PushL(self);
+
+    return self;
+}
+
+// Destructor
+CAMMSEMCSpectatorLocationControl::~CAMMSEMCSpectatorLocationControl()
+{
+    LOG( EJavaAMMS, EInfo, "AMMS::CAMMSEMCSpectatorLocationControl::CAMMSEMCSpectatorLocationControl");
+    // Perform DeallocateControl, if the state change has not yet performed it.
+    DeallocateControl();
+}
+
+// -----------------------------------------------------------------------------
+// CAMMSEMCSpectatorLocationControl::PrepareControlL
+// Function which is called after the correct state is set in Player.
+// -----------------------------------------------------------------------------
+//
+void CAMMSEMCSpectatorLocationControl::PrepareControlL()
+{
+    // Perform the action only for the first time, skip if called afterwards
+    if (!iMListenerLocationControl)
+    {
+        LOG( EJavaAMMS, EInfo, "AMMS::CAMMSEMCSpectatorLocationControl::PrepareControlL");
+        //Create Location Effect Control
+        iStreamControl = (static_cast<CMMAEMCAudioPlayer*>(iMMAPlayer))->StreamControl();
+        iFactory = (static_cast<CMMAEMCAudioPlayer*>(iMMAPlayer))->MMFactory();
+
+        MEffectControl* temp(NULL);
+        User::LeaveIfError(iFactory->CreateEffectControl(KListenerLocationEffectControl, temp));
+        iMListenerLocationControl  = static_cast<MListenerLocationControl*>(temp);
+        User::LeaveIfError(iStreamControl->AddEffect(*iMListenerLocationControl));
+        iMListenerLocationControl->Enable();
+    }
+}
+
+// -----------------------------------------------------------------------------
+// CAMMSEMCSpectatorLocationControl::DeallocateControl
+// Function which is called after the correct state is set in Player.
+// -----------------------------------------------------------------------------
+//
+void CAMMSEMCSpectatorLocationControl::DeallocateControl()
+{
+    if (iMListenerLocationControl)
+    {
+        LOG( EJavaAMMS, EInfo, "AMMS::CAMMSEMCSpectatorLocationControl::DeallocateControl");
+
+        // Location for Audio can be disabled or enabled
+        iMListenerLocationControl->Disable();
+        //return the control to factory
+        MEffectControl* temp = iMListenerLocationControl;
+        iStreamControl->RemoveEffect(*temp);
+        // Delete the Effect
+        MEffectControl* tempCtrl = iMListenerLocationControl;
+        iFactory->DeleteEffectControl(tempCtrl);
+        iMListenerLocationControl = NULL;
+    }
+}
+
+const TDesC& CAMMSEMCSpectatorLocationControl::ClassName() const
+{
+    return KAMMSEMCSpectatorLocationControl;
+}
+
+
+// -----------------------------------------------------------------------------
+// CAMMSEMCSpectatorLocationControl::SetLocationCartesianL
+// Moves the object to the new location.
+// -----------------------------------------------------------------------------
+void CAMMSEMCSpectatorLocationControl::SetLocationCartesianL(
+    TInt& aX,
+    TInt& aY,
+    TInt& aZ)
+{
+    // Sets the cartesian coordinates for the source location.
+
+    LOG3( EJavaAMMS, EInfo, "AMMS::CAMMSEMCSpectatorLocationControl::SetLocationCartesianL: %d, %d, %d",
+               aX, aY, aZ);
+
+    iMListenerLocationControl->SetLocationCartesian(aX, aY, aZ);
+
+    // Apply updated settings to EMC API.
+    iMListenerLocationControl->Apply();
+}
+
+// -----------------------------------------------------------------------------
+// CAMMSEMCSpectatorLocationControl::LocationCartesian
+// Gets the coordinates of the current location.
+// -----------------------------------------------------------------------------
+void CAMMSEMCSpectatorLocationControl::LocationCartesian(
+    TInt& aX, TInt& aY, TInt& aZ)
+{
+    // Gets the cartesian coordinates for the location of the Listener position.
+    // The coordinates of the positions are in millimeters.
+    iMListenerLocationControl->LocationCartesian(aX, aY, aZ);
+}
+
+// -----------------------------------------------------------------------------
+// CAMMSEMCSpectatorLocationControl::SetLocationSphericalL
+// Moves the object to the new location.
+// -----------------------------------------------------------------------------
+void CAMMSEMCSpectatorLocationControl::SetLocationSphericalL(
+    TInt& aAzimuth,
+    TInt& aElevation,
+    TInt& aRadius)
+{
+    // Check in debug build that aRadius is within valid range.
+    __ASSERT_DEBUG(aRadius >= KAMMSMinRadius, User::Invariant());
+
+    // Sets the spherical coordinates for the location of the source position.
+    // The parameters are thousandths of radians
+
+    LOG3( EJavaAMMS, EInfo, "AMMS::CAMMSEMCSpectatorLocationControl::SetLocationSphericalL: %d, %d, %d",
+               aAzimuth, aElevation, aRadius);
+
+    TInt32 convertedAzimuth = (TInt32)(aAzimuth *
+                                       KDegToRad * 1000);
+
+    TInt32 convertedElevation = (TInt32)(aElevation *
+                                         KDegToRad * 1000);
+
+    LOG2( EJavaAMMS, EInfo, "AMMS::CAMMSEMCSpectatorLocationControl::SetLocationSphericalL: %d, %d",
+               convertedAzimuth, convertedElevation);
+
+    iMListenerLocationControl->SetLocationSpherical(
+        convertedAzimuth, convertedElevation, (TInt32&)aRadius);
+
+    // Apply updated settings to EMC API.
+    iMListenerLocationControl->Apply();
+}
+
+// -----------------------------------------------------------------------------
+// CAMMSEMCSpectatorLocationControl::CAMMSEMCSpectatorLocationControl
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+CAMMSEMCSpectatorLocationControl::CAMMSEMCSpectatorLocationControl(CMMAPlayer* aPlayer)
+        : CAMMSLocationControl(aPlayer)
+{
+    iMMAPlayer = aPlayer;
+}
+
+//  End of File