1 coefontprovider.h

     1 // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 #ifndef __COEFONTPROVIDER_H__

    17 #define __COEFONTPROVIDER_H__

    18 

    19 #include <e32base.h>

    20 #include <e32def.h>

    21 #include <coefont.h>

    22 #include <coemain.h>

    23 #include <coeaui.h>

    24 #include <coecntss.h>

    25 

    26 /** A helper object designed to make obtaining a font easier, taking into account

    27 zoom factors.

    28 

    29 @publishedAll

    30 @released

    31 */

    32 class CCoeFontProvider : public CBase 

    33         { 

    34 public:        // life 

    35         IMPORT_C static CCoeFontProvider* NewL(); 

    36         IMPORT_C static CCoeFontProvider* NewL(const TDesC& aTypefaceName); 

    37         ~CCoeFontProvider(); 

    38 public:        // methods 

    39         IMPORT_C const CFont& Font(const TCoeFont& aFont, const TZoomFactor& aZoomFactor) const; 

    40 public:        // properties                 

    41         IMPORT_C void SetTypeface(const TTypeface aTypeface); 

    42         IMPORT_C void UseSystemTypeface(); 

    43         IMPORT_C TTypeface Typeface() const;

    44 public:			//but not exported

    45 		void RefetchPixelMappingL();

    46 

    47 private: 

    48         CCoeFontProvider(const TDesC& aTypefaceName); 

    49         void ConstructL(); 

    50         void ReleaseAllFonts(); 

    51 private: 

    52         class TFont 

    53                 { 

    54         public: 

    55                 TFont(const TCoeFont& aFontSpec, TInt aZoomFactor, const CFont* aFont = NULL); 

    56                 static TInt Compare(const TFont& aFirst, const TFont& aSecond); 

    57         public: 

    58                 const TCoeFont iCoeFont; 

    59                 const TInt iZoomFactor; 

    60                 const CFont* iFont; 

    61                 }; 

    62 private: 

    63         mutable RArray<TFont> iFonts; 

    64         TTypeface iTypeface; 

    65         RArray<TInt> iLogicalToPixelSizes; 

    66         }; 

    67 

    68 #endif	// __COEFONTPROVIDER_H__