1 /*

     2 * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *   Interface for Series 60 layout font managed by series 60 font ids

    16 *

    17 *

    18 */

    19 

    20    

    21 #ifndef AKNFONTIDLAYOUTFONT_H

    22 #define AKNFONTIDLAYOUTFONT_H

    23 

    24 #include "AknLayoutFont.h"

    25 

    26 class CBitmapDevice;

    27 

    28 NONSHARABLE_CLASS(CAknFontSpecificationLayoutFont) : public CAknLayoutFont

    29     {

    30 

    31     public:  // Constructors and destructor

    32 

    33     /**

    34     * Create a layout font object from the passed in font specification.  

    35     * The Font category within the specification is the primary determinant of the 

    36     * typeface that will be selected via fontprovider

    37     */

    38     static CAknFontSpecificationLayoutFont* NewL( 

    39         CBitmapDevice& aScreenDevice, 

    40         const TAknFontSpecification& aSpec );

    41 

    42     /**

    43     * Create a layout font object from the passed in Typeface and specification

    44     * The FontCategory within the TAknFontSpecifation copied into the constructed object is

    45     * is cleared (set to EAknFontCategoryUndefined).  Font matching will be performed based upon the

    46     * passed in typeface information. 

    47     */

    48     static CAknFontSpecificationLayoutFont* NewL( 

    49         CBitmapDevice& aScreenDevice, 

    50         const TTypeface& aTypeface,

    51         const TAknFontSpecification& aSpec );

    52 

    53     /**

    54     * C++ Destructor.

    55     */

    56     virtual ~CAknFontSpecificationLayoutFont();

    57 

    58     /**

    59     */

    60     void ConstructL();

    61 

    62     public: // New functions

    63     

    64     /**

    65     * Change the font specification and update the binding of the font

    66     * 

    67     * @param aFontId    The new font specification

    68     */

    69     void UpdateWithSpecification( const TAknFontSpecification& aSpec, const TTypeface& aTypeface );

    70 

    71     public: // Functions from CFont

    72      

    73     public:// Functions from CFbsFont

    74     

    75     private: // Functions from CAknLayoutFont

    76     CFbsFont* SupplyFont();

    77  

    78     TAknTextDecorationMetrics DoTextDecorationMetrics() const;

    79 

    80     TAknFontSpecification DoFontSpecification() const;

    81 

    82     TInt DoAscentForCharacter( TChar aCharacter ) const;

    83 

    84     void Reserved_1();

    85 

    86     private:

    87 

    88     /**

    89     * C++ Constructors.

    90     */

    91     CAknFontSpecificationLayoutFont( 

    92         CBitmapDevice& aScreenDevice, 

    93         const TAknFontSpecification& aSpec);

    94 

    95     CAknFontSpecificationLayoutFont( 

    96         CBitmapDevice& aScreenDevice, 

    97         const TTypeface& aTypeface,

    98         const TAknFontSpecification& aSpec );

    99 

   100     private:

   101 

   102     TAknFontSpecification iSpec;

   103     TTypeface iTypeface;

   104     TInt iFontProviderId;   // Identifier in FontProvider for a callback

   105     TBitFlags32 iFlags; 

   106     TInt iSpare;

   107     };

   108 

   109 #endif