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1 // Copyright (c) 2007-2009 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 // FONT related classes and font cache |
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15 // |
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16 // |
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17 |
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18 #ifndef __WSFONT_H__ |
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19 #define __WSFONT_H__ |
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20 |
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21 #include <e32std.h> |
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22 #include <w32std.h> |
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23 #include "w32cmd.h" |
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24 #include <bitstd.h> |
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25 #include <bitdev.h> |
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26 #include <e32svr.h> |
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27 #include "OBJECT.H" |
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28 #include "CLIENT.H" |
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29 #include "server.h" |
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30 |
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31 class CWsAnim; |
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32 |
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33 class CAnimFbsFont : public CFbsBitGcFont |
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34 { |
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35 friend class CWsAnim; |
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36 public: |
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37 static CAnimFbsFont* NewL(TInt aHandle,TInt& aError); |
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38 void Open(); |
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39 void Close(); |
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40 inline TInt Duplicate(TInt aHandle); |
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41 private: |
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42 CAnimFbsFont(); |
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43 ~CAnimFbsFont(); |
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44 private: |
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45 TInt iAccessCount; |
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46 }; |
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47 |
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48 class CWsFontCache; |
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49 |
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50 class CWsFbsFont : public CFbsBitGcFont |
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51 { |
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52 public: |
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53 ~CWsFbsFont(); |
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54 CWsFbsFont(); |
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55 inline TInt Duplicate(TInt aHandle); |
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56 inline TInt Handle() const; |
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57 inline void Reset(); |
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58 public: |
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59 TDblQueLink iLink; |
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60 TInt iCount; |
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61 }; |
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62 |
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63 class CWsFontCache : public CBase |
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64 { |
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65 enum {EFontCacheSize=128}; |
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66 public: |
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67 static void CreateInstanceL(); |
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68 static void DestroyInstance(); |
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69 static CWsFontCache * Instance() { return iSelf; } |
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70 TBool UseFont(CWsFbsFont *&aFont, TInt aHandle); |
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71 void ReleaseFont(CWsFbsFont *&aFont); |
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72 static TDblQue<CWsFbsFont>& List(); |
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73 private: |
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74 CWsFontCache(); |
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75 ~CWsFontCache(); |
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76 private: |
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77 static CWsFontCache * iSelf; |
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78 static TDblQue<CWsFbsFont> * iList; |
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79 CWsFbsFont iFont[EFontCacheSize]; |
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80 }; |
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81 |
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82 inline TInt CWsFbsFont::Duplicate(TInt aHandle) |
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83 {return(CFbsBitGcFont::Duplicate(aHandle));} |
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84 inline TInt CWsFbsFont::Handle() const |
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85 {return(CFbsBitGcFont::Handle());} |
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86 inline void CWsFbsFont::Reset() |
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87 {CFbsBitGcFont::Reset();} |
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88 // |
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89 inline TInt CAnimFbsFont::Duplicate(TInt aHandle) |
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90 {return(CFbsFont::Duplicate(aHandle));} |
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91 |
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92 #endif |