def do_info(self, **kwargs):
"""Add informational item to the minutes."""
m = items.Info(**kwargs)
self.additem(m)
def __init__(self, map_path):
# default list of item types
for type_ in ITEM_TYPES:
if type_ != 'version' and type_ != 'layer':
setattr(self, ''.join([type_, 's']), [])
path, filename = os.path.split(map_path)
self.name, extension = os.path.splitext(filename)
if extension == '':
self.map_path = os.extsep.join([map_path, 'map'])
elif extension != ''.join([os.extsep, 'map']):
raise TypeError('Invalid file')
else:
self.map_path = map_path
with open(self.map_path, 'rb') as f:
self.f = f
self.header = Header(f)
self.item_types = []
for i in range(self.header.num_item_types):
val = unpack('3i', f.read(12))
self.item_types.append({
'type': val[0],
'start': val[1],
'num': val[2],
})
fmt = '{0}i'.format(self.header.num_items)
self.item_offsets = unpack(fmt, f.read(self.header.num_items * 4))
fmt = '{0}i'.format(self.header.num_raw_data)
self.data_offsets = unpack(fmt, f.read(self.header.num_raw_data * 4))
# check version
item_size, version_item = self.find_item(f, ITEM_VERSION, 0)
fmt = '{0}i'.format(item_size/4)
version = unpack(fmt, version_item)[0] # we only expect 1 element here
if version != 1:
raise ValueError('Wrong version')
# load items
# begin with map info
item = self.find_item(f, ITEM_INFO, 0)
if item is not None:
item_size, item_data = item
fmt = '{0}i'.format(item_size/4)
item_data = unpack(fmt, item_data)
version, author, map_version, credits, \
license = item_data[:items.Info.type_size]
if author > -1:
author = decompress(self.get_compressed_data(f, author))[:-1]
else:
author = None
if map_version > -1:
map_version = decompress(self.get_compressed_data(f, map_version))[:-1]
else:
map_version = None
if credits > -1:
credits = decompress(self.get_compressed_data(f, credits))[:-1]
else:
credits = None
if license > -1:
license = decompress(self.get_compressed_data(f, license))[:-1]
else:
license = None
self.info = items.Info(author=author, map_version=map_version,
credits=credits, license=license)
else:
self.info = None
# load images
start, num = self.get_item_type(ITEM_IMAGE)
for i in range(num):
item = self.get_item(f, start+i)
item_size, item_data = item
fmt = '{0}i'.format(item_size/4)
item_data = unpack(fmt, item_data)
version, width, height, external, image_name, \
image_data = item_data[:items.Image.type_size]
external = bool(external)
name = decompress(self.get_compressed_data(f, image_name))[:-1]
data = decompress(self.get_compressed_data(f, image_data)) if not external else None
image = items.Image(external=external, name=name,
data=data, width=width, height=height)
self.images.append(image)
# load groups
group_item_start, group_item_num = self.get_item_type(ITEM_GROUP)
for i in range(group_item_num):
item_size, item_data = self.get_item(f, group_item_start+i)
fmt = '{0}i'.format(item_size/4)
item_data = unpack(fmt, item_data)
version, offset_x, offset_y, parallax_x, parallax_y, \
start_layer, num_layers, use_clipping, clip_x, clip_y, \
clip_w, clip_h = item_data[:items.Group.type_size-3]
if version >= 3:
data = item_data[items.Group.type_size-3:items.Group.type_size]
group_name = ints_to_string(data) or None
else:
group_name = None
start_layer, num_layers = item_data[5:7]
# load layers in group
layer_item_start, layer_item_num = self.get_item_type(ITEM_LAYER)
layers = []
for j in range(num_layers):
item_size, item_data = self.get_item(f, layer_item_start+start_layer+j)
fmt = '{0}i'.format(item_size/4)
item_data = unpack(fmt, item_data)
layer_version, type_, flags = item_data[:items.Layer.type_size]
detail = True if flags else False
if type_ == LAYERTYPE_TILES:
type_size = items.TileLayer.type_size
color = 4*[0]
version, width, height, game, color[0], color[1], \
color[2], color[3], color_env, color_env_offset, \
image_id, data = item_data[3:type_size-3]
name = None
if version >= 3:
name = ints_to_string(item_data[type_size-3:type_size]) or None
tile_list = []
if game == 8: # Hack for front layer
if version >= 3:
tile_data = item_data[items.TileLayer.type_size+2]
else:
tile_data = item_data[items.TileLayer.type_size-1]
tile_data = decompress(self.get_compressed_data(f, tile_data))
else:
tile_data = decompress(self.get_compressed_data(f, data))
for i in xrange(0, len(tile_data), 4):
tile_list.append(tile_data[i:i+4])
tiles = items.TileManager(data=tile_list)
tele_tiles = None
speedup_tiles = None
if game == 2:
tele_list = []
if version >= 3:
# num of tele data is right after the default type length
if len(item_data) > items.TileLayer.type_size: # some security
tele_data = item_data[items.TileLayer.type_size]
if tele_data > -1 and tele_data < self.header.num_raw_data:
tele_data = decompress(self.get_compressed_data(f, tele_data))
for i in xrange(0, len(tele_data), 2):
tele_list.append(tele_data[i:i+2])
tele_tiles = items.TileManager(data=tele_list, _type=1)
else:
# num of tele data is right after num of data for old maps
if len(item_data) > items.TileLayer.type_size-3: # some security
tele_data = item_data[items.TileLayer.type_size-3]
if tele_data > -1 and tele_data < self.header.num_raw_data:
tele_data = decompress(self.get_compressed_data(f, tele_data))
for i in xrange(0, len(tele_data), 2):
tele_list.append(tele_data[i:i+2])
tele_tiles = items.TileManager(data=tele_list, _type=1)
elif game == 4:
speedup_list = []
if version >= 3:
# num of speedup data is right after tele data
if len(item_data) > items.TileLayer.type_size+1: # some security
speedup_data = item_data[items.TileLayer.type_size+1]
if speedup_data > -1 and speedup_data < self.header.num_raw_data:
speedup_data = decompress(self.get_compressed_data(f, speedup_data))
for i in xrange(0, len(speedup_data), 4):
speedup_list.append(speedup_data[i:i+4])
speedup_tiles = items.TileManager(data=speedup_list, _type=2)
else:
# num of speedup data is right after tele data
if len(item_data) > items.TileLayer.type_size-2: # some security
speedup_data = item_data[items.TileLayer.type_size-2]
if speedup_data > -1 and speedup_data < self.header.num_raw_data:
speedup_data = decompress(self.get_compressed_data(f, speedup_data))
for i in xrange(0, len(speedup_data), 4):
speedup_list.append(speedup_data[i:i+4])
speedup_tiles = items.TileManager(data=speedup_list, _type=2)
layer = items.TileLayer(width=width, height=height,
name=name, detail=detail, game=game,
color=tuple(color), color_env=color_env,
color_env_offset=color_env_offset,
image_id=image_id, tiles=tiles,
tele_tiles=tele_tiles,
speedup_tiles=speedup_tiles)
layers.append(layer)
elif type_ == LAYERTYPE_QUADS:
type_size = items.QuadLayer.type_size
version, num_quads, data, image_id = item_data[3:type_size-3]
name = None
if version >= 2:
name = ints_to_string(item_data[type_size-3:type_size]) or None
quad_data = decompress(self.get_compressed_data(f, data))
quad_list = []
for k in xrange(0, len(quad_data), 152):
quad_list.append(quad_data[k:k+152])
quads = items.QuadManager(data=quad_list)
layer = items.QuadLayer(name=name, detail=detail,
image_id=image_id, quads=quads)
layers.append(layer)
group = items.Group(name=group_name, offset_x=offset_x,
offset_y=offset_y, parallax_x=parallax_x,
parallax_y=parallax_y,
use_clipping=use_clipping, clip_x=clip_x,
clip_y=clip_y, clip_w=clip_w,
clip_h=clip_h, layers=layers)
self.groups.append(group)
# load envpoints
item_size, item = self.find_item(f, ITEM_ENVPOINT, 0)
fmt = '{0}i'.format(item_size/4)
item = unpack(fmt, item)
type_size = items.Envpoint.type_size
for i in range(len(item)/6):
point = list(item[(i*6):(i*6+6)])
time, curvetype = point[:type_size-4]
values = point[type_size-4:type_size]
envpoint = items.Envpoint(time=time, curvetype=curvetype,
values=values)
self.envpoints.append(envpoint)
# load envelopes
start, num = self.get_item_type(ITEM_ENVELOPE)
type_size = items.Envelope.type_size
for i in range(num):
item_size, item_data = self.get_item(f, start+i)
fmt = '{0}i'.format(item_size/4)
item_data = unpack(fmt, item_data)
version, channels, start_point, \
num_point = item_data[:type_size-9]
name = ints_to_string(item_data[type_size-9:type_size-1])
envpoints = self.envpoints[start_point:start_point+num_point]
synced = True if version < 2 or item_data[type_size-1] else False
envelope = items.Envelope(name=name, version=version,
channels=channels,
envpoints=envpoints,
synced=synced)
self.envelopes.append(envelope)