--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mmserv/tms/tmscallserver/src/tmsdtmftoneplayer.cpp	Mon May 03 12:59:52 2010 +0300
@@ -0,0 +1,281 @@
+/*
+ * Copyright (c) 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: Telephony Multimedia Service
+ *
+ */
+
+// INCLUDE FILES
+#include <mdaaudiotoneplayer.h>
+#include <AudioPreference.h>
+#include "tmsutility.h"
+#include "tmsdtmftoneplayer.h"
+
+// CONSTANTS
+const gint KBufSize = 10;
+const gint KMaxVolumeLevel = 10;
+
+_LIT(KPhoneTone_Asterisk, "*+w");
+
+//from voip
+const guint KDTMFToneLengthOn = 250000;
+const guint KDTMFToneLengthOff = 50000;
+const guint KDTMFToneLengthPause = 2500000;
+
+using namespace TMS;
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+TMSAudioDtmfTonePlayer* TMSAudioDtmfTonePlayer::NewL(
+        TMSDTMFTonePlayerObserver& obsrvr, guint aAudioPreference,
+        guint aAudioPriority)
+    {
+    //iObserver = obsrvr;
+    TMSAudioDtmfTonePlayer* self = new (ELeave) TMSAudioDtmfTonePlayer(
+            obsrvr, aAudioPreference, aAudioPriority);
+
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+//Destructor
+TMSAudioDtmfTonePlayer::~TMSAudioDtmfTonePlayer()
+    {
+    TRACE_PRN_FN_ENT;
+    Cancel();
+    delete iDTMFPlayer;
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::TMSAudioDtmfTonePlayer
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+TMSAudioDtmfTonePlayer::TMSAudioDtmfTonePlayer(
+        TMSDTMFTonePlayerObserver& obsrvr, guint aAudioPreference,
+        guint aAudioPriority) :
+    iObserver(obsrvr),
+    iPref(aAudioPreference),
+    iPrior(aAudioPriority)
+    {
+    TRACE_PRN_FN_ENT;
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::ConstructL()
+    {
+    TRACE_PRN_FN_ENT;
+
+    TMMFPrioritySettings dtmfClickPlayerPrioritySettings;
+    iDTMFPlayer = CMMFDevSound::NewL();
+    iDTMFPlayer->InitializeL(*this, EMMFStateTonePlaying);
+
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::SetVolume
+// Sets the volume level that is used when the dtmf tone is played.
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::SetVolume(gint aVolume)
+    {
+    TRACE_PRN_FN_ENT;
+    gint vol = ConvertVolume(aVolume);
+
+    if (vol != iVolume)
+        {
+        iVolume = vol;
+        iDTMFPlayer->SetVolume(iVolume);
+        }
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::PlayDtmfTone
+// Searches the given DTMF tone from iToneArray and calls PlayCurrentTone
+// member function.
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::PlayDtmfTone(TDes& aTone)
+    {
+    TRACE_PRN_FN_ENT;
+    Cancel();
+
+    // DTMF signalling.
+    if (iDTMFPlayer)
+        {
+        TBuf<KBufSize> key;
+        key.Append(aTone);
+        TRAP_IGNORE(iDTMFPlayer->PlayDTMFStringL(aTone));
+        }
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::Cancel
+// Cancels the currently playing tone.
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::Cancel()
+    {
+    TRACE_PRN_FN_ENT;
+    iDTMFPlayer->Stop();
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::Normalize
+// Lowers case for chars and if its '*','+', or 'w' sets it to asterisk
+// char ('*').
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::Normalize(TChar& aTone)
+    {
+    TRACE_PRN_FN_ENT;
+    aTone.LowerCase();
+
+    TPtrC ast(KPhoneTone_Asterisk);
+
+    if (ast.Locate(aTone) != KErrNotFound)
+        {
+        aTone = ast[0];
+        }
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::InitializeComplete
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::InitializeComplete(TInt aError)
+    {
+    TRACE_PRN_FN_ENT;
+
+    if (aError == KErrNone)
+        {
+        TMMFPrioritySettings dtmfPlayerSettings;
+        dtmfPlayerSettings.iPref = (TMdaPriorityPreference) iPref;
+        dtmfPlayerSettings.iPriority = iPrior;
+        dtmfPlayerSettings.iState = EMMFStateTonePlaying;
+        iDTMFPlayer->SetPrioritySettings(dtmfPlayerSettings);
+
+        TTimeIntervalMicroSeconds32 length(KDTMFToneLengthOn);
+        TTimeIntervalMicroSeconds32 pause(KDTMFToneLengthOff);
+        TTimeIntervalMicroSeconds32 zero(KDTMFToneLengthPause);
+        iDTMFPlayer->SetDTMFLengths(length, pause, zero);
+        iDTMFPlayer->SetVolume(iDTMFPlayer->MaxVolume());
+        }
+
+    iObserver.DTMFInitCompleted(aError);
+
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::ToneFinished
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::ToneFinished(TInt aError)
+    {
+    TRACE_PRN_FN_ENT;
+    iObserver.DTMFToneFinished(aError);
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::BufferToBeFilled
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::BufferToBeFilled(CMMFBuffer* /*aBuffer*/)
+    {
+    TRACE_PRN_FN_ENT;
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::PlayError
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::PlayError(TInt /*aError*/)
+    {
+    TRACE_PRN_FN_ENT;
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::BufferToBeEmptied
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::BufferToBeEmptied(CMMFBuffer* /*aBuffer*/)
+    {
+    TRACE_PRN_FN_ENT;
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::RecordError
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::RecordError(TInt /*aError*/)
+    {
+    TRACE_PRN_FN_ENT;
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::ConvertError
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::ConvertError(TInt /*aError*/)
+    {
+    TRACE_PRN_FN_ENT;
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::DeviceMessage
+// -----------------------------------------------------------------------------
+//
+void TMSAudioDtmfTonePlayer::DeviceMessage(TUid /*aMessageType*/,
+        const TDesC8& /*aMsg*/)
+    {
+    TRACE_PRN_FN_ENT;
+    TRACE_PRN_FN_EXT;
+    }
+
+// -----------------------------------------------------------------------------
+// TMSAudioDtmfTonePlayer::ConvertVolume
+// -----------------------------------------------------------------------------
+//
+gint TMSAudioDtmfTonePlayer::ConvertVolume(gint aVolume)
+    {
+    TRACE_PRN_FN_ENT;
+    gint result = iDTMFPlayer->MaxVolume() * aVolume / KMaxVolumeLevel;
+    TRACE_PRN_FN_EXT;
+    return result;
+    }
+
+//  End of File