fonter.py

import sys

TEMPLATE_FILE = "template.fnt"
TEMPLATE_LINE = "char id={id} x={x} y={y} width={w} height={h} xoffset=0 yoffset=0 xadvance=0 page=0 chnl=0\n"

def parse(file):
    print("Parsing", file)
    out_file = file + ".fnt"
    with open(TEMPLATE_FILE, 'r') as tf:
        template = tf.read()
        char_data = ""
        count = 0
        with open(file+".atlas", 'r') as af:
            lines = af.readlines()
            for id, line in enumerate(lines):
                line = line.rstrip()
                if len(line) == 1:
                    count+=1
                    print(id, line)
                    cid = ord(line)
                    xy = lines[id+2].strip().split(':')[1].split(',')
                    xy[0] = int(xy[0])
                    xy[1] = int(xy[1])
                    wh = lines[id+3].strip().split(':')[1].split(',')
                    wh[0] = int(wh[0])
                    wh[1] = int(wh[1])
                    print(xy)
                    print(wh)
                    char_data += TEMPLATE_LINE.format(id=cid, x=xy[0], y=xy[1], w=wh[0], h=wh[1])
        
        template = template.format(name=file, file=file, count=count, char_data=char_data[:-1])
        print(template)
        with open(out_file, 'w') as out:
            out.write(template)

def main(files=None):
    if not files:
        print("Add some files as params!")
        return
        
    for file in files:
        parse(file)

if __name__ == '__main__':
    files = sys.argv[1:]
    main(files)
    
""" template.fnt
info face="{name}" size=17 bold=0 italic=0 charset="" unicode=0 stretchH=100 smooth=1 aa=1 padding=0,0,0,0 spacing=1,1
common lineHeight=20 base=18 scaleW=256 scaleH=128 pages=1 packed=0
page id=0 file="{file}.png"
chars count={count}
{char_data}
kernings count=-1
"""