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from __future__ import with_statement
import struct
import sys
import re
def convert(input, output):
with open(input, "r") as in_file:
with open(output, "w") as out_file:
def build_dic(parts):
dic = {}
for part in parts:
key, value = part.split('=')
try:
dic[key] = int(value)
except:
dic[key] = value
return dic
def get_entry(line):
while line[-1] == "\r" or line[-1] == "\n":
line = line[0:-1]
parts = []
quote = 0
part = ""
for c in line:
if c == "\"":
quote = 1-quote
elif c == " " and not quote:
if part:
parts.append(part)
part = ""
else:
part += c
if part:
parts.append(part)
type = parts[0]
dic = build_dic(parts[1:])
return type, dic
def write_int16(val):
out_file.write(struct.pack('<h', val))
def write_info(dic):
write_int16(dic["size"])
def write_common(dic):
write_int16(dic["scaleW"])
write_int16(dic["scaleH"])
write_int16(dic["lineHeight"])
write_int16(dic["base"])
def write_page(dic):
pass
def write_chars(dic):
pass
def write_char(dic):
write_int16(dic["x"])
write_int16(dic["y"])
write_int16(dic["width"])
write_int16(dic["height"])
write_int16(dic["xoffset"])
write_int16(dic["yoffset"])
write_int16(dic["xadvance"])
def write_default_char():
write_int16(0)
write_int16(0)
write_int16(0)
write_int16(0)
write_int16(0)
write_int16(0)
write_int16(0)
def write_kernings(dic):
pass
def write_kerning(dic):
write_int16(dic["amount"])
def write_default_kerning():
write_int16(0)
chars = []
kernings = []
for i in range(256):
chars.append(None)
for i in range(256*256):
kernings.append(None)
def save_char(dic):
if dic["id"] < 256:
chars[dic["id"]] = dic
def save_kerning(dic):
kernings[dic["first"] + dic["second"]*256] = dic
write_table = {
"info": write_info,
"common": write_common,
"page": write_page,
"chars": write_chars,
"char": save_char,
"kernings": write_kernings,
"kerning": save_kerning
}
for line in in_file:
type, dic = get_entry(line)
write_table[type](dic)
for i in range(256):
if chars[i]:
write_char(chars[i])
else:
write_default_char()
for i in range(256*256):
if kernings[i]:
write_kerning(kernings[i])
else:
write_default_kerning()
if len(sys.argv) >= 2:
print "converting..."
filenames = sys.argv[1:]
for filename in filenames:
input = filename
output = re.sub("fnt$", "tfnt", input)
print "input: %s, output: %s" % (input, output)
convert(input, output)
print "done!"
else:
print "font converter! converts .fnt files to teeworlds .tfnt"
print "usage: font_converter <input>"
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