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1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 #include "SERVER.H" |
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17 |
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18 |
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19 NONSHARABLE_CLASS(CFbsBackgroundCompressionQueueElement): public CBase |
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20 /** |
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21 @internalComponent |
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22 */ |
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23 { |
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24 friend class CFbsBackgroundCompression; |
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25 private: |
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26 CFbsBackgroundCompressionQueueElement(CBitmapObject* aSrcObj, TBitmapfileCompressionScheme aScheme); |
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27 ~CFbsBackgroundCompressionQueueElement(); |
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28 void CompleteOutstandingRequestAndDestroy(TInt aReason); |
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29 void CompleteOutstandingRequest(const CSession2* aSession); |
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30 |
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31 private: |
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32 TDblQueLink iLink; |
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33 CBitmapObject* iSourceObject; |
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34 TBitmapfileCompressionScheme iCompressionScheme; |
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35 RMessage2 iMessage; |
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36 }; |
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37 |
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38 NONSHARABLE_CLASS(CFbsBackgroundCompression): public CActive |
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39 /** |
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40 @internalComponent |
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41 */ |
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42 { |
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43 public: |
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44 static CFbsBackgroundCompression* NewL(CFbTop& aFbTop); |
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45 ~CFbsBackgroundCompression(); |
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46 TInt AddToCompressionQueue(CBitmapObject* aSrcObj, TBitmapfileCompressionScheme aScheme, const RMessage2* aMessage); |
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47 void RemoveFromCompressionQueue(CBitmapObject* aSrcObj); |
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48 void CompleteOutstandingRequests(const CSession2* aSession); |
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49 void CompressAll(); |
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50 |
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51 private: |
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52 CFbsBackgroundCompression(CFbTop& aFbTop); |
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53 void ConstructL(); |
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54 TInt PrepareCompression(); |
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55 void FinalizeCompression(const TRequestStatus& aStatus); |
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56 void RunL(); |
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57 void DoCancel(); |
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58 static TInt ThreadFunction(CFbsBackgroundCompression* aSelf); |
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59 |
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60 private: |
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61 CFbTop& iFbTop; |
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62 RThread iThread; |
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63 TBool iThreadCreated; |
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64 RSemaphore iThreadGo; |
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65 RMutex iThreadMutex; |
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66 TDblQue<CFbsBackgroundCompressionQueueElement> iCompressionQueue; |
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67 CBitmapObject* volatile iBitmapObject; |
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68 volatile TBitmapfileCompressionScheme iCompressionScheme; |
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69 }; |