1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Handles marker timer implementation |
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15 * |
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16 */ |
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17 |
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18 #ifndef CPOSITIONUPDATETIMER_H |
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19 #define CPOSITIONUPDATETIMER_H |
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20 |
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21 #include <e32base.h> |
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22 #include "openmaxalwrapper.h" |
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23 |
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24 class CMdaAudioPlayerUtility; |
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25 class CVideoPlayerUtility2; |
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26 |
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27 NONSHARABLE_CLASS(CPositionUpdateTimer) : public CActive |
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28 { |
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29 public: |
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30 // Construct/destruct |
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31 static CPositionUpdateTimer* NewL(CMdaAudioPlayerUtility* aAudioPlayer, |
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32 CVideoPlayerUtility2* aVideoPlayer); |
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33 virtual ~CPositionUpdateTimer(); |
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34 |
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35 public: |
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36 void SetContext(TAny* aCtx); |
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37 void SetPositionUpdatePeriod(XAmillisecond aPos); |
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38 void SetCallbackEventMask(XAuint32 aMask); |
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39 void RegisterCallback(xaPlayCallback aCallback); |
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40 void UseAudioPlayer(); |
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41 void UseVideoPlayer(); |
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42 void ResetPlayer(); |
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43 TInt Start(); |
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44 void Stop(); |
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45 |
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46 protected: |
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47 // From CActive |
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48 void RunL(); |
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49 void DoCancel(); |
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50 TInt RunError(TInt aError); |
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51 |
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52 private: |
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53 CPositionUpdateTimer(CMdaAudioPlayerUtility* aAudioPlayer, |
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54 CVideoPlayerUtility2* aVideoPlayer); |
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55 void CostructL(); |
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56 TInt GetCurrentPlayPosition(TTimeIntervalMicroSeconds& aPos); |
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57 |
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58 private: |
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59 RTimer iTimer; // Has |
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60 TAny* iCtx; |
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61 CMdaAudioPlayerUtility* iAudioPlayer; |
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62 CVideoPlayerUtility2* iVideoPlayer; |
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63 CBase* iPlayerToUse; |
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64 XAmillisecond iPositionUpdatePeriod; |
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65 XAuint32 iCallbackEventMask; |
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66 xaPlayCallback iCallback; |
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67 TTimeIntervalMicroSeconds32 iDelay; |
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68 TBool iSyncToPlayHead; |
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69 TTimeIntervalMicroSeconds iSyncToPlayHeadStartPos; |
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70 }; |
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71 |
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72 #endif /* CPOSITIONUPDATETIMER_H */ |
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