usbloadergx/source/FontSystem.cpp

/****************************************************************************
 * Copyright (C) 2010
 * by Dimok
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any
 * damages arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any
 * purpose, including commercial applications, and to alter it and
 * redistribute it freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you
 * must not claim that you wrote the original software. If you use
 * this software in a product, an acknowledgment in the product
 * documentation would be appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and
 * must not be misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source
 * distribution.
 *
 * for WiiXplorer 2010
 ***************************************************************************/
#include "FreeTypeGX.h"
#include "filelist.h"

FreeTypeGX * fontSystem = NULL;
static FT_Byte * MainFont = ( FT_Byte * ) font_ttf;
static u32 MainFontSize = font_ttf_size;

void ClearFontData()
{
    if ( fontSystem )
        delete fontSystem;
    fontSystem = NULL;

    if ( MainFont != ( FT_Byte * ) font_ttf )
    {
        if ( MainFont != NULL )
            delete [] MainFont;
        MainFont = ( FT_Byte * ) font_ttf;
        MainFontSize = font_ttf_size;
    }
}

bool SetupDefaultFont( const char *path )
{
    bool result = false;
    FILE *pfile = NULL;

    ClearFontData();

    if ( path )
        pfile = fopen( path, "rb" );

    if ( pfile )
    {
        fseek( pfile, 0, SEEK_END );
        MainFontSize = ftell( pfile );
        rewind( pfile );

        MainFont = new ( std::nothrow ) FT_Byte[MainFontSize];
        if ( !MainFont )
        {
            MainFont = ( FT_Byte * ) font_ttf;
            MainFontSize = font_ttf_size;
        }
        else
        {
            fread( MainFont, 1, MainFontSize, pfile );
            result = true;
        }
        fclose( pfile );
    }

    fontSystem = new FreeTypeGX( MainFont, MainFontSize );

    return result;
}