// Lua: height = ucg.getFontDescent( self )
static int lucg_getFontDescent( lua_State *L )
{
lucg_userdata_t *lud;
if ((lud = get_lud( L )) == NULL)
return 0;
lua_pushinteger( L, ucg_GetFontDescent( LUCG ) );
return 1;
}
void draw_text_ascent_descent(ucg_t *ucg)
{
prepare_picture(ucg);
ucg_SetFont(ucg, ucg_font_ncenB24_tf);
ucg_SetFontPosBaseline(ucg);
ucg_SetColor(ucg, 0, 0, 0, 255); /* draw blue "baseline" */
ucg_DrawHLine(ucg, 42+ox, 30, ucg_GetStrWidth(ucg, "Ucg"));
ucg_SetColor(ucg, 0, 255, 255, 255); /* draw white "Ucg" */
ucg_DrawString(ucg, 42+ox, 30, 0, "Ucg");
pos(ucg, 42+ox, 30, 0);
ucg_SetFont(ucg, ucg_font_ncenB24_tf);
vrule(ucg, 42+ox+ucg_GetStrWidth(ucg, "Ucg"), 30-ucg_GetFontAscent(ucg), ucg_GetFontAscent(ucg), 1);
ucg_SetFont(ucg, ucg_font_ncenB24_tf);
vrule(ucg, 42+ox+ucg_GetStrWidth(ucg, "Ucg"), 30, -ucg_GetFontDescent(ucg), 1);
save_picture(ucg, "draw_text_ascent_descent");
}
