root/trunk/orca/gl/res_font.h

#ifndef RES_FONT_H
#define RES_FONT_H
/*============================================================================
    Font Resource
    Copyright (C) 2005  Karl Robillard

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
===========================================================================*/


typedef struct
{
    unsigned short c;       /* Potentially support 16-bit glyphs. */
    unsigned char width;
    unsigned char height;
    signed char xoffset;
    signed char yoffset;
    signed char advance;
    char dummy;           /* Space holder for alignment reasons. */
    short x;
    short y;
    short kern_index;
}
TexGlyphInfo;


typedef struct
{
    short tex_width;
    short tex_height;
    short max_ascent;
    short max_descent;
    int num_glyphs;
    TexGlyphInfo* tgi;

    short min_glyph;
    short table_size;
    TexGlyphInfo** table;
    unsigned char* kerning;
}
TexFont;


typedef struct
{
    Resource res;
    //char*    name;
    OIndex   imgHold;
    GLuint   glTexId;
    TexFont  tfont;
}
FontResource;


#ifdef __cplusplus
extern "C" {
#endif

void makeTexfontNative( OValue* a1 );
TexGlyphInfo* txf_glyph( const TexFont*, int c );
int txf_kerning( const TexFont*, const TexGlyphInfo* left,
                                 const TexGlyphInfo* right );

#ifdef __cplusplus
}
#endif


#endif  /* RES_FONT_H */