Mercurial > fife-parpg

comparison engine/python/fife/extensions/serializers/xmlanimation.py @ 378:64738befdf3b

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bringing in the changes from the build_system_rework branch in preparation for the 0.3.0 release. This commit will require the Jan2010 devkit. Clients will also need to be modified to the new way to import fife.
author vtchill@33b003aa-7bff-0310-803a-e67f0ece8222
date Mon, 11 Jan 2010 23:34:52 +0000
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children e3140f01749d
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377:fe6fb0e0ed23 378:64738befdf3b
1 # -*- coding: utf-8 -*-
2
3 # ####################################################################
4 # Copyright (C) 2005-2009 by the FIFE team
5 # http://www.fifengine.de
6 # This file is part of FIFE.
7 #
8 # FIFE is free software; you can redistribute it and/or
9 # modify it under the terms of the GNU Lesser General Public
10 # License as published by the Free Software Foundation; either
11 # version 2.1 of the License, or (at your option) any later version.
12 #
13 # This library is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 # Lesser General Public License for more details.
17 #
18 # You should have received a copy of the GNU Lesser General Public
19 # License along with this library; if not, write to the
20 # Free Software Foundation, Inc.,
21 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 # ####################################################################
23
24 from fife import fife
25 from fife.extensions.serializers import *
26
27 class XMLAnimationLoader(fife.ResourceLoader):
28 def __init__(self, imagepool, vfs):
29 fife.ResourceLoader.__init__(self)
30 self.imagepool = imagepool
31 self.vfs = vfs
32 self.thisown = 0
33 self.filename = ''
34 self.node = None
35
36 def loadResource(self, location):
37 self.filename = location.getFilename()
38 return self.do_load_resource()
39
40 def do_load_resource(self):
41 f = self.vfs.open(self.filename)
42 f.thisown = 1
43 tree = ET.parse(f)
44 self.node = tree.getroot()
45
46 animation = fife.Animation()
47 common_frame_delay = int(self.node.get('delay', 0))
48 x_offset = int(self.node.get('x_offset', 0))
49 y_offset = int(self.node.get('y_offset', 0))
50 animation.setActionFrame(int(self.node.get('action', 0)))
51
52 frames = self.node.findall('frame')
53 if not frames:
54 raise InvalidFormat('animation without <frame>s')
55
56 for frame in frames:
57 source = frame.get('source')
58 if not source:
59 raise InvalidFormat('animation without <frame>s')
60
61 frame_x_offset = int(frame.get('x_offset', x_offset))
62 frame_y_offset = int(frame.get('y_offset', y_offset))
63 frame_delay = int(frame.get('delay', common_frame_delay))
64
65 # xml paths are relative to the directory of the file they're used in.
66 path = self.filename.split('/')
67 path.pop()
68 path.append(str(source))
69
70 image_location = fife.ImageLocation('/'.join(path))
71 image_location.setXShift(frame_x_offset)
72 image_location.setYShift(frame_y_offset)
73
74 image_index = self.imagepool.addResourceFromLocation(image_location)
75 animation.addFrame(fife.ResourcePtr(self.imagepool,image_index), frame_delay)
76
77 animation.thisown = 0
78 return animation
79