summaryrefslogtreecommitdiff
path: root/tmx_converter.py
diff options
context:
space:
mode:
authorsebbu <zsbe17fr@yahoo.fr>2012-08-13 19:12:35 +0200
committerJessica Tölke <jtoelke@mail.upb.de>2012-08-13 19:32:19 +0200
commitf0b034684a20ae2d5b8ebb4efd2996532452af00 (patch)
treee160b09e826e27bd6688e7591404d1e22078a337 /tmx_converter.py
parentca3569870496f8c6018c4394c22e36afdb84e369 (diff)
downloadtools-f0b034684a20ae2d5b8ebb4efd2996532452af00.tar.gz
tools-f0b034684a20ae2d5b8ebb4efd2996532452af00.tar.bz2
tools-f0b034684a20ae2d5b8ebb4efd2996532452af00.tar.xz
tools-f0b034684a20ae2d5b8ebb4efd2996532452af00.zip
Added support for gzip and zlib compression with base64 encoding
Amended by Jenalya to update submodule pointer.
Diffstat (limited to 'tmx_converter.py')
-rwxr-xr-xtmx_converter.py40
1 files changed, 33 insertions, 7 deletions
diff --git a/tmx_converter.py b/tmx_converter.py
index 763ed92..bb88ecc 100755
--- a/tmx_converter.py
+++ b/tmx_converter.py
@@ -28,6 +28,8 @@ import os
import posixpath
import struct
import xml.sax
+import base64
+import zlib
dump_all = False # wall of text
@@ -97,6 +99,10 @@ class ContentHandler(xml.sax.ContentHandler):
'state', # state of collision info
'tilesets', # first gid of each tileset
'buffer', # characters within a section
+ 'encoding', # encoding of layer data
+ 'compression', # compression of layer data
+ 'width', # width of the collision layer
+ 'height', # height of the collision layer
'base', # base name of current map
'npc_dir', # world/map/npc/<base>
'mobs', # open file to _mobs.txt
@@ -113,6 +119,10 @@ class ContentHandler(xml.sax.ContentHandler):
self.state = State.INITIAL
self.tilesets = {0} # consider the null tile as its own tileset
self.buffer = bytearray()
+ self.encoding = None
+ self.compression = None
+ self.width = None
+ self.height = None
self.base = posixpath.basename(npc_dir)
self.npc_dir = npc_dir
self.mobs = mobs
@@ -154,15 +164,20 @@ class ContentHandler(xml.sax.ContentHandler):
self.tilesets.add(int(attr[u'firstgid']))
if name == u'layer' and attr[u'name'].lower().startswith(u'collision'):
- width = int(attr[u'width'])
- height = int(attr[u'height'])
- self.out.write(struct.pack('<HH', width, height))
+ self.width = int(attr[u'width'])
+ self.height = int(attr[u'height'])
+ self.out.write(struct.pack('<HH', self.width, self.height))
self.state = State.LAYER
elif self.state is State.LAYER:
if name == u'data':
- if attr[u'encoding'] != u'csv':
- print('Bad encoding (not csv):', attr[u'encoding'])
+ if attr[u'encoding'] != u'csv' and attr[u'encoding'] != u'base64':
+ print('Bad encoding:', attr[u'encoding'])
return
+ self.encoding = attr.get(u'encoding','')
+ if attr.get(u'compression','') != '' and attr.get(u'compression','') != 'none' and attr.get(u'compression','') != u'zlib' and attr.get(u'compression','') != u'gzip':
+ print('Bad compression:', attr[u'compression'])
+ return
+ self.compression = attr.get(u'compression','')
self.state = State.DATA
elif self.state is State.FINAL:
if name == u'object':
@@ -246,8 +261,19 @@ class ContentHandler(xml.sax.ContentHandler):
)
if self.state is State.DATA:
- for x in self.buffer.split(','):
- self.out.write(chr(int(x) not in self.tilesets))
+ if self.encoding == u'csv':
+ for x in self.buffer.split(','):
+ self.out.write(chr(int(x) not in self.tilesets))
+ elif self.encoding == u'base64':
+ data=base64.b64decode(self.buffer)
+ if self.compression == u'zlib':
+ data2 = zlib.decompress(data)
+ for i in range(self.width*self.height):
+ self.out.write(chr(int(struct.unpack('<I',data2[i*4:i*4+4])[0]) not in self.tilesets))
+ elif self.compression == u'gzip':
+ data2 = zlib.decompressobj().decompress('x\x9c' + data[10:-8])
+ for i in range(self.width*self.height):
+ self.out.write(chr(int(struct.unpack('<I',data2[i*4:i*4+4])[0]) not in self.tilesets))
self.state = State.FINAL
def endDocument(self):