Mercurial > fife-parpg

annotate engine/extensions/serializers/xmlobject.py @ 331:48c99636453e

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Added Licence header to all pypthon modules in extension/ Commit 3k, Yay :-)
author phoku@33b003aa-7bff-0310-803a-e67f0ece8222
date Mon, 24 Aug 2009 12:01:34 +0000
parents 17edb4b98e3e
children dfd48d49c044
rev   line source
331
48c99636453e Added Licence header to all pypthon modules in extension/
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 304
diff changeset
1 #!/usr/bin/env python
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2 # -*- coding: utf-8 -*-
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3
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phoku@33b003aa-7bff-0310-803a-e67f0ece8222
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4 # ####################################################################
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5 # Copyright (C) 2005-2009 by the FIFE team
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6 # http://www.fifengine.de
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7 # This file is part of FIFE.
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8 #
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9 # FIFE is free software; you can redistribute it and/or
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10 # modify it under the terms of the GNU Lesser General Public
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11 # License as published by the Free Software Foundation; either
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12 # version 2.1 of the License, or (at your option) any later version.
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13 #
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14 # This library is distributed in the hope that it will be useful,
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15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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17 # Lesser General Public License for more details.
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18 #
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19 # You should have received a copy of the GNU Lesser General Public
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20 # License along with this library; if not, write to the
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21 # Free Software Foundation, Inc.,
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22 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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23 # ####################################################################
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24
0
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25 import fife
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26 from serializers import *
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27 from fife_utils import *
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28 from serializers import *
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29
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30 class ObjectLocation(fife.ResourceLocation):
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31 def __init__(self, file, node=None):
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32 fife.ResourceLocation.__init__(self, file)
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33 self.node = node
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34
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35 class XMLObjectLoader(fife.ResourceLoader):
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36 def __init__(self, image_pool, anim_pool, model, vfs=None):
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37 self.image_pool = image_pool
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38 self.anim_pool = anim_pool
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39 self.model = model
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40 self.vfs = vfs
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41 self.source = None
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42 self.filename = ''
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43
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44 def loadResource(self, location):
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45 self.source = location
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46 self.filename = self.source.getFilename()
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47 self.node = None
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48 self.file = None
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49 if hasattr(location, 'node'):
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50 self.node = location.node
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51 else:
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52 isobjectfile = True
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53 f = self.vfs.open(self.filename)
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54 f.thisown = 1
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55
0
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56 obj_identifier = '<?fife type="object"?>'
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57 try:
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58 s = f.readString(len(obj_identifier))
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59 except fife.IndexOverflow:
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60 isobjectfile = False
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61
0
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62 if isobjectfile and s != obj_identifier:
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63 isobjectfile = False
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64
0
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65 if not isobjectfile:
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66 raise WrongFileType('Tried to open non-object file %s with XMLObjectLoader.' % self.filename)
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67 self.do_load_resource(f)
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68
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69 def do_load_resource(self, file):
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70 if file:
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71 tree = ET.parse(file)
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72 self.node = tree.getroot()
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73 self.parse_object(self.node)
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74
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75 def parse_object(self, object):
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76 if self.node.tag != 'object':
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77 raise InvalidFormat('Expected <object> tag, but found <%s>.' % self.node.tag)
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78
0
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79 id = object.get('id')
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80 if not id:
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81 raise InvalidFormat('<object> declared without an id attribute.')
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82
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83 nspace = object.get('namespace')
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84 if not nspace:
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85 raise InvalidFormat('<object> %s declared without a namespace attribute.' % str(id))
129
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86
0
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87 obj = None
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88 parent = object.get('parent', None)
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89 if parent:
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90 query = self.metamodel.getObjects('id', str(parent))
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91 if len(query) == 0:
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92 raise NotFound('No objects found with identifier %s.' % str(parent))
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93 elif len(query) > 1:
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94 raise NameClash('%d objects found with identifier %s.' % (len(query), str(parent)))
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95 parent = query[0]
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96
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97 try:
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98 obj = self.model.createObject(str(id), str(nspace), parent)
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99 except RuntimeError, e:
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100 if is_fife_exc(fife.NameClash, e):
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101 raise NameClash('Tried to create already existing object, ignoring')
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102 raise
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103
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104 obj.setResourceLocation(self.source)
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105 fife.ObjectVisual.create(obj)
304
17edb4b98e3e - fixed silly bug in object serializer; missing int cast broke setBlocking / setStatic functionality
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106 obj.setBlocking(bool( int(object.get('blocking', False)) ))
17edb4b98e3e - fixed silly bug in object serializer; missing int cast broke setBlocking / setStatic functionality
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107 obj.setStatic(bool( int(object.get('static', False)) ))
129
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108
0
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109 pather = object.get('pather', 'RoutePather')
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
110 obj.setPather( self.model.getPather(pather) )
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
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111
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
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112 self.parse_images(object, obj)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
113 self.parse_actions(object, obj)
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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114
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
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115 def parse_images(self, objelt, object):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
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116 for image in objelt.findall('image'):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
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117 source = image.get('source')
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
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118 if not source:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
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119 raise InvalidFormat('<image> declared without a source attribute.')
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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120
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
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121 # paths are relative to this resource's path
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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122 path = self.filename.split('/')
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
123 path.pop()
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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124 path.append(str(source))
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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125
156
376b8afc9a18 Fixed a horrendous misconeception in the pool.
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 152
diff changeset
126 image_location = fife.ImageLocation('/'.join(path))
376b8afc9a18 Fixed a horrendous misconeception in the pool.
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 152
diff changeset
127 image_location .setXShift(int( image.get('x_offset', 0) ))
376b8afc9a18 Fixed a horrendous misconeception in the pool.
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 152
diff changeset
128 image_location .setYShift(int( image.get('y_offset', 0) ))
376b8afc9a18 Fixed a horrendous misconeception in the pool.
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 152
diff changeset
129 id = self.image_pool.addResourceFromLocation(image_location)
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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130 object.get2dGfxVisual().addStaticImage(int( image.get('direction', 0) ), id)
156
376b8afc9a18 Fixed a horrendous misconeception in the pool.
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 152
diff changeset
131 #img = self.image_pool.getImage(id)
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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132
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
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133 def parse_actions(self, objelt, object):
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
134 for action in objelt.findall('action'):
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
135 id = action.get('id')
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
136 if not id:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
137 raise InvalidFormat('<action> declared without an id attribute.')
129
9a1529f9625e * Indentation patch by GreyGhost
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 0
diff changeset
138
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
139 act_obj = object.createAction(str(id))
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
140 fife.ActionVisual.create(act_obj)
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
141 self.parse_animations(action, act_obj)
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
142
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
143 def parse_animations(self, actelt, action):
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
144 for anim in actelt.findall('animation'):
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
145 source = anim.get('source')
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
146 if not source:
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
147 raise InvalidFormat('Animation declared with no source location.')
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
148
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
149 # animation paths are relative to this resource's path
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
150 path = self.filename.split('/')
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
151 path.pop()
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
152 path.append(str(source))
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
153
152
679ed3e15513 Deprecation: getIndex is now thrown out.
phoku@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 140
diff changeset
154 anim_id = self.anim_pool.addResourceFromFile('/'.join(path))
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
155 animation = self.anim_pool.getAnimation(anim_id)
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
156 action.get2dGfxVisual().addAnimation(int( anim.get('direction', 0) ), anim_id)
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
157 action.setDuration(animation.getDuration())