[Bf-python] Smooth fonts

[Campbell Barton]

Added an option in Draw.Text() to enable smooth fonts.
Text('foobar', 'normal', 1) # For smooth fonts

Any Comments, do we want this- should I use keyworkds.



static PyObject *Method_Text( PyObject * self, PyObject * args )
{
    char *text;
    char *font_str = NULL;
    struct BMF_Font *font;
   
    /* The following Variables are for international fonts (anti ailiased)*/
    int international=0;
    float raster_pos[4]; /* Get the glRasterPos and store here */
    float scissor_box[4]; /* Used to offset the raster_pos */
   
   
    if( !PyArg_ParseTuple( args, "s|si", &text, &font_str, 
&international ) )
        return EXPP_ReturnPyObjError( PyExc_TypeError,
                          "expected one or two string arguments with an 
optional int" );

    if( !font_str )
        font = ( &G )->font;
    else if( !strcmp( font_str, "large" ) )
        font = BMF_GetFont(BMF_kScreen15);
    else if( !strcmp( font_str, "normal" ) )
        font = ( &G )->font;
    else if( !strcmp( font_str, "small" ) )
        font = ( &G )->fonts;
    else if( !strcmp( font_str, "tiny" ) )
        font = ( &G )->fontss;
    else
        return EXPP_ReturnPyObjError( PyExc_AttributeError,
                          "\"font\" must be: 'normal' (default), 
'large', 'small', 'tiny'." );
    if (international) {
        /* True Type Fonts */
        glGetFloatv(GL_CURRENT_RASTER_POSITION, raster_pos);
        glGetFloatv(GL_SCISSOR_BOX, scissor_box);
        ui_rasterpos_safe(raster_pos[0]-scissor_box[0], 
raster_pos[1]-scissor_box[1], 1);
        BIF_DrawString( font, text, 0);
        return PyInt_FromLong( BMF_GetStringWidth( font, text ) ); /* 
BIF_GetStringWidth causes OpenGL Errors! Why is this */
    } else {
        BMF_DrawString( font, text );
        return PyInt_FromLong( BMF_GetStringWidth( font, text ) );
    }
}