MHEG5  15.3.0
source/graphics/inc/mg_fontapi.h
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00001 /*******************************************************************************
00002  * Copyright © 2014 The DTVKit Open Software Foundation Ltd (www.dtvkit.org)
00003  * Copyright © 2010 Ocean Blue Software Ltd
00004  *
00005  * This file is part of a DTVKit Software Component
00006  * You are permitted to copy, modify or distribute this file subject to the terms
00007  * of the DTVKit 1.0 Licence which can be found in licence.txt or at www.dtvkit.org
00008  * 
00009  * THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND,
00010  * EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES
00011  * OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE.
00012  * 
00013  * If you or your organisation is not a member of DTVKit then you have access
00014  * to this source code outside of the terms of the licence agreement
00015  * and you are expected to delete this and any associated files immediately.
00016  * Further information on DTVKit, membership and terms can be found at www.dtvkit.org
00017  *******************************************************************************/
00025 #ifndef _MG_FONTAPI_H
00026 #define _MG_FONTAPI_H
00027 
00028 
00029 #include "techtype.h"
00030 
00031 typedef struct sFontSize *H_FontSize;
00032 
00033 typedef struct s_FontMetrics
00034 {
00035    S32BIT ascent;
00036    S32BIT descent;
00037    S32BIT height;
00038    S32BIT minWidth;
00039    S32BIT maxWidth;
00040 } S_FontMetrics;
00041 
00047 BOOLEAN MG_FontInit( BOOLEAN isHD );
00048 
00054 void MG_SetMaxFonts(U16BIT max);
00055 
00062 void MG_FontExit(void);
00063 
00070 S16BIT MG_FontLoadFile( const U8BIT *data, U32BIT length );
00071 
00078 H_FontSize MG_AllocateFont(S16BIT fnt_index, U8BIT fnt_size, U8BIT fnt_style);
00079 
00086 void MG_ReleaseFont( H_FontSize f_sz );
00087 
00093 void   MG_GetFontMetrics( H_FontSize f_sz, S_FontMetrics *pMetrics );
00094 
00100 void   MG_FontFreeFile( S16BIT font_index );
00101 
00102 #endif /*_MG_FONTAPI_H*/
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