1 /*

     2 * Copyright (c) 2004-2008 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:   APIs to provide information about a font ID

    15 *

    16 */

    17 

    18 

    19 

    20 // INCLUDE FILES

    21 

    22 //#include <coemain.h>

    23 

    24 #include "AknFontIdOffsets.hrh"

    25 #include "AknFontId.h"

    26 

    27 // CONSTANTS

    28 

    29 // ============================ MEMBER FUNCTIONS ===============================

    30 

    31 

    32 EXPORT_C TBool TAknFontId::IsEncodedFont(TInt aFontId)

    33     {

    34     const static TUint encodedMask = 0x80000000; // 1 bits starting at bit 31 = 1000.0000.0000.0000.0000.0000.0000.0000

    35     return  (aFontId & encodedMask) != 0;

    36     }

    37 

    38 TAknFontCategory TAknFontId::ExtractCategoryFromFontId(TInt aFontId)

    39     {

    40     const static TUint categoryMask = 0x0000000F; // 4 bits starting at bit 0 = 0000.0000.0000.0000.0000.0000.0000.1111

    41     TInt category = 0;

    42     if(IsEncodedFont(aFontId))

    43         {

    44         category = (aFontId & categoryMask);

    45         }

    46     return (TAknFontCategory)category;

    47     }

    48 

    49 TFontStrokeWeight TAknFontId::ExtractWeightFromFontId(TInt aFontId)

    50     {

    51     const static TUint weightMask = 0x00000010; // 1 bits starting at bit 4 = 0000.0000.0000.0000.0000.0000.0001.0000

    52     TInt weight = 0;

    53     if(IsEncodedFont(aFontId))

    54         {

    55         weight = (aFontId & weightMask) >> 4;

    56         }

    57     return (TFontStrokeWeight)weight;

    58     }

    59 

    60 TFontPosture TAknFontId::ExtractPostureFromFontId(TInt aFontId)

    61     {

    62     const static TUint postureMask = 0x00000020; // 1 bits starting at bit 5 = 0000.0000.0000.0000.0000.0000.0010.0000

    63     TInt posture = 0;

    64     if(IsEncodedFont(aFontId))

    65         {

    66         posture = (aFontId & postureMask) >> 5;

    67         }

    68     return (TFontPosture)posture;

    69     }

    70 

    71 TBool TAknFontId::ExtractOutlineFromFontId(TInt aFontId)

    72     {

    73     const static TUint outlineMask = 0x00000040; // 1 bits starting at bit 6 = 0000.0000.0000.0000.0000.0000.0100.0000

    74     TInt outline = 0;

    75     if(IsEncodedFont(aFontId))

    76         {

    77         outline = (aFontId & outlineMask) >> 6;

    78         }

    79     return (TBool)outline;

    80     }

    81 

    82 TInt TAknFontId::ExtractHeightFromFontId(TInt aFontId)

    83     {

    84     const static TUint heightMask = 0x7FE00000; // 10 bits starting at bit 21 = 0111.1111.1110.0000.0000.0000.0000.0000

    85     TInt height = 0;

    86     if(IsEncodedFont(aFontId))

    87         {

    88         height = (aFontId & heightMask) >> 21;

    89         }

    90     return height;

    91     }

    92 

    93 EXPORT_C TInt TAknFontId::FontIdForStartupNormalFont()

    94     {

    95     return 0x81000001; // Encodes a primary font with small, fixed size.  Used for CEikonEnv::iNormalFont before a layout is available 

    96     }

    97 //  End of File