/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/Model/load.py
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revision 365 by jonathan, Mon Jan 27 11:47:53 2003 UTC revision 390 by jonathan, Mon Feb 10 15:25:49 2003 UTC
# Line 18  import xml.sax Line 18  import xml.sax
18  import xml.sax.handler  import xml.sax.handler
19  from xml.sax import make_parser, ErrorHandler  from xml.sax import make_parser, ErrorHandler
20    
21    from Thuban import _
22  from Thuban.Model.session import Session  from Thuban.Model.session import Session
23  from Thuban.Model.map import Map  from Thuban.Model.map import Map
24  from Thuban.Model.layer import Layer  from Thuban.Model.layer import Layer
25  from Thuban.Model.color import Color  from Thuban.Model.color import Color
26  from Thuban.Model.proj import Projection  from Thuban.Model.proj import Projection
27  from Thuban.Model.classification import Classification  from Thuban.Model.classification import Classification, ClassData
28    
29    
30  def parse_color(color):  def parse_color(color):
# Line 42  def parse_color(color): Line 43  def parse_color(color):
43              b = string.atoi(color[5:7], 16) / 255.0              b = string.atoi(color[5:7], 16) / 255.0
44              result = Color(r, g, b)              result = Color(r, g, b)
45          else:          else:
46              raise ValueError("Invalid hexadecimal color specification %s"              raise ValueError(_("Invalid hexadecimal color specification %s")
47                               % color)                               % color)
48      else:      else:
49          raise ValueError("Invalid color specification %s" % color)          raise ValueError(_("Invalid color specification %s") % color)
50      return result      return result
51    
52    
# Line 153  class ProcessSession(xml.sax.handler.Con Line 154  class ProcessSession(xml.sax.handler.Con
154      end_dispatcher['layer'] = "end_layer"      end_dispatcher['layer'] = "end_layer"
155    
156      def start_classification(self, name, qname, attrs):      def start_classification(self, name, qname, attrs):
157          self.aLayer.classification.setField(attrs.get((None, 'field'), None))          self.aLayer.classification.SetField(attrs.get((None, 'field'), None))
158      start_dispatcher['classification'] = "start_classification"      start_dispatcher['classification'] = "start_classification"
159    
160      def end_classification(self, name, qname):      def end_classification(self, name, qname):
# Line 161  class ProcessSession(xml.sax.handler.Con Line 162  class ProcessSession(xml.sax.handler.Con
162      end_dispatcher['classification'] = "end_classification"      end_dispatcher['classification'] = "end_classification"
163    
164      def start_clnull(self, name, qname, attrs):      def start_clnull(self, name, qname, attrs):
165          self.cl_data = {}          self.cl_data = ClassData()
166      start_dispatcher['clnull'] = "start_clnull"      start_dispatcher['clnull'] = "start_clnull"
167    
168      def end_clnull(self, name, qname):      def end_clnull(self, name, qname):
169          self.aLayer.classification.setNull(self.cl_data)          self.aLayer.classification.SetDefaultData(self.cl_data)
170          del self.cl_data          del self.cl_data
171      end_dispatcher['clnull'] = "end_clnull"      end_dispatcher['clnull'] = "end_clnull"
172    
# Line 177  class ProcessSession(xml.sax.handler.Con Line 178  class ProcessSession(xml.sax.handler.Con
178          except:          except:
179              self.cl_value  = attrib_value              self.cl_value  = attrib_value
180    
181          self.cl_data = {}          self.cl_data = ClassData()
182      start_dispatcher['clpoint'] = "start_clpoint"      start_dispatcher['clpoint'] = "start_clpoint"
183    
184      def end_clpoint(self, name, qname):      def end_clpoint(self, name, qname):
185          self.aLayer.classification.addPoint(self.cl_value, self.cl_data)          self.aLayer.classification.AddPoint(self.cl_value, self.cl_data)
186          del self.cl_value, self.cl_data          del self.cl_value, self.cl_data
187      end_dispatcher['clpoint'] = "end_clpoint"      end_dispatcher['clpoint'] = "end_clpoint"
188    
# Line 191  class ProcessSession(xml.sax.handler.Con Line 192  class ProcessSession(xml.sax.handler.Con
192              self.cl_low = int(attrs.get((None, 'low'), "0"))              self.cl_low = int(attrs.get((None, 'low'), "0"))
193              self.cl_high = int(attrs.get((None, 'high'), "0"))              self.cl_high = int(attrs.get((None, 'high'), "0"))
194          except ValueError:          except ValueError:
195              raise ValueError("Classification range is not a number!")              raise ValueError(_("Classification range is not a number!"))
196    
197          self.cl_data = {}          self.cl_data = ClassData()
198      start_dispatcher['clrange'] = "start_clrange"      start_dispatcher['clrange'] = "start_clrange"
199    
200      def end_clrange(self, name, qname):      def end_clrange(self, name, qname):
201          self.aLayer.classification.addRange(          self.aLayer.classification.AddRange(
202              self.cl_low, self.cl_high, self.cl_data)              self.cl_low, self.cl_high, self.cl_data)
203          del self.cl_low, self.cl_high, self.cl_data          del self.cl_low, self.cl_high, self.cl_data
204      end_dispatcher['clrange'] = "end_clrange"      end_dispatcher['clrange'] = "end_clrange"
205    
206      def start_cldata(self, name, qname, attrs):      def start_cldata(self, name, qname, attrs):
207          self.cl_data['stroke'] = parse_color(          self.cl_data.SetStroke(parse_color(attrs.get((None, 'stroke'), "None")))
208                                   attrs.get((None, 'stroke'), "None"))          self.cl_data.SetStrokeWidth(
209          self.cl_data['stroke_width'] = int(              int(attrs.get((None, 'stroke_width'), "0")))
210                                   attrs.get((None, 'stroke_width'), "0"))          self.cl_data.SetFill(parse_color(attrs.get((None, 'fill'), "None")))
         self.cl_data['fill'] = parse_color(  
                                  attrs.get((None, 'fill'), "None"))  
211      start_dispatcher['cldata'] = "start_cldata"      start_dispatcher['cldata'] = "start_cldata"
212    
213      def end_cldata(self, name, qname):      def end_cldata(self, name, qname):
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