/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/classgen.py
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revision 1391 by jonathan, Thu Jul 10 14:54:02 2003 UTC revision 2462 by bh, Wed Dec 15 16:42:56 2004 UTC
# Line 1  Line 1 
1  # Copyright (c) 2003 by Intevation GmbH  # Copyright (c) 2003, 2004 by Intevation GmbH
2  # Authors:  # Authors:
3  # Jonathan Coles <[email protected]>  # Jonathan Coles <[email protected]>
4  #  #
5  # This program is free software under the GPL (>=v2)  # This program is free software under the GPL (>=v2)
6  # Read the file COPYING coming with Thuban for details.  # Read the file COPYING coming with Thuban for details.
7    
8  import sys  """The Classification Generator Dialog"""
9    
10  from Thuban import _  __version__ = "$Revision$"
11    # $Source$
12    # $Id$
13    
14    
15    import sys
16    
17  from wxPython.wx import *  from wxPython.wx import *
18    
19    from Thuban import _
20    
21  from Thuban.Model.classification import ClassGroupProperties  from Thuban.Model.classification import ClassGroupProperties
22    
23  from Thuban.Model.table import FIELDTYPE_INT, FIELDTYPE_DOUBLE, \  from Thuban.Model.table import FIELDTYPE_INT, FIELDTYPE_DOUBLE, \
# Line 24  import classifier, resource Line 31  import classifier, resource
31    
32  from Thuban.Model.classgen import \  from Thuban.Model.classgen import \
33      generate_uniform_distribution, generate_singletons, generate_quantiles, \      generate_uniform_distribution, generate_singletons, generate_quantiles, \
34      CustomRamp, GreyRamp, RedRamp, GreenRamp, BlueRamp, GreenToRedRamp, \      CustomRamp, grey_ramp, red_ramp, green_ramp, blue_ramp, green_to_red_ramp, \
35      HotToColdRamp      HotToColdRamp, FixedRamp
36    
37    
38  USEALL_BMP  = "group_use_all"  USEALL_BMP  = "group_use_all"
# Line 136  class ClassGenDialog(wxDialog): Line 143  class ClassGenDialog(wxDialog):
143          self.propPanel = None          self.propPanel = None
144          custom_ramp_panel = CustomRampPanel(self, layer.ShapeType())          custom_ramp_panel = CustomRampPanel(self, layer.ShapeType())
145    
146          self.propCombo.Append(PROPCOMBOSTR_GREY,  GreyRamp)          self.propCombo.Append(PROPCOMBOSTR_GREY,  grey_ramp)
147          self.propCombo.Append(PROPCOMBOSTR_RED,   RedRamp)          self.propCombo.Append(PROPCOMBOSTR_RED,   red_ramp)
148          self.propCombo.Append(PROPCOMBOSTR_GREEN, GreenRamp)          self.propCombo.Append(PROPCOMBOSTR_GREEN, green_ramp)
149          self.propCombo.Append(PROPCOMBOSTR_BLUE,  BlueRamp)          self.propCombo.Append(PROPCOMBOSTR_BLUE,  blue_ramp)
150          self.propCombo.Append(PROPCOMBOSTR_GREEN2RED, GreenToRedRamp)          self.propCombo.Append(PROPCOMBOSTR_GREEN2RED, green_to_red_ramp)
151          self.propCombo.Append(PROPCOMBOSTR_HOT2COLD,  HotToColdRamp())          self.propCombo.Append(PROPCOMBOSTR_HOT2COLD,  HotToColdRamp())
152          self.propCombo.Append(PROPCOMBOSTR_CUSTOM, custom_ramp_panel)          self.propCombo.Append(PROPCOMBOSTR_CUSTOM, custom_ramp_panel)
153    
# Line 225  class ClassGenDialog(wxDialog): Line 232  class ClassGenDialog(wxDialog):
232              ramp = propPanel.GetRamp()              ramp = propPanel.GetRamp()
233              if self.border_color and self.fix_border_check.IsChecked():              if self.border_color and self.fix_border_check.IsChecked():
234                  props = self.border_color.GetProperties()                  props = self.border_color.GetProperties()
235                  lineColor = props.GetLineColor()                  ramp = FixedRamp(ramp,
236                  lineWidth = props.GetLineWidth()                      (props.GetLineColor(), props.GetLineWidth(), None))
             else:  
                 lineColor = None  
                 lineWidth = None  
237    
238              if genSel == GENCOMBOSTR_UNIFORM:              if genSel == GENCOMBOSTR_UNIFORM:
239    
# Line 242  class ClassGenDialog(wxDialog): Line 246  class ClassGenDialog(wxDialog):
246    
247                      self.clazz = generate_uniform_distribution(                      self.clazz = generate_uniform_distribution(
248                                  min, max, numGroups, ramp,                                  min, max, numGroups, ramp,
249                                  self.type == FIELDTYPE_INT,                                  self.type == FIELDTYPE_INT)
                                 fixes = (lineColor, lineWidth, None))  
250    
251                      self.parent._SetClassification(self.clazz)                      self.parent._SetClassification(self.clazz)
252    
# Line 252  class ClassGenDialog(wxDialog): Line 255  class ClassGenDialog(wxDialog):
255                  list = genPanel.GetValueList()                  list = genPanel.GetValueList()
256    
257                  if len(list) > 0:                  if len(list) > 0:
258                      self.clazz = generate_singletons(list, ramp,                      self.clazz = generate_singletons(list, ramp)
                                      (lineColor, lineWidth, None))  
259                      self.parent._SetClassification(self.clazz)                      self.parent._SetClassification(self.clazz)
260    
261              elif genSel == GENCOMBOSTR_QUANTILES:              elif genSel == GENCOMBOSTR_QUANTILES:
# Line 265  class ClassGenDialog(wxDialog): Line 267  class ClassGenDialog(wxDialog):
267                  delta = 1 / float(numGroups)                  delta = 1 / float(numGroups)
268                  percents = [delta * i for i in range(1, numGroups + 1)]                  percents = [delta * i for i in range(1, numGroups + 1)]
269                  adjusted, self.clazz = \                  adjusted, self.clazz = \
270                      generate_quantiles(_list, percents, ramp, _range,                      generate_quantiles(_list, percents, ramp, _range)
                                        (lineColor, lineWidth, None))  
271    
272                  if adjusted:                  if adjusted:
273                      dlg = wxMessageDialog(self,                      dlg = wxMessageDialog(self,
274                          _("Based on the data from the table and the input\n" +                          _("Based on the data from the table and the input\n"
275                            "values, the exact quantiles could not be generated.\n\n" +                       "values, the exact quantiles could not be generated.\n\n"
276                            "Accept a close estimate?"),                            "Accept a close estimate?"),
277                          _("Problem with Quantiles"),                          _("Problem with Quantiles"),
278    
# Line 643  class GenUniquePanel(wxPanel): Line 644  class GenUniquePanel(wxPanel):
644          psizer = wxBoxSizer(wxVERTICAL)          psizer = wxBoxSizer(wxVERTICAL)
645          self.list_avail = wxListCtrl(self, -1,          self.list_avail = wxListCtrl(self, -1,
646                          style=wxLC_REPORT | wxLC_SINGLE_SEL)                          style=wxLC_REPORT | wxLC_SINGLE_SEL)
647          self.list_avail.InsertColumn(0, "Available")          self.list_avail.InsertColumn(0, _("Available"))
648          self.list_avail_data = []          self.list_avail_data = []
649          psizer.Add(self.list_avail, 1, wxGROW, 0)          psizer.Add(self.list_avail, 1, wxGROW, 0)
650    
# Line 683  class GenUniquePanel(wxPanel): Line 684  class GenUniquePanel(wxPanel):
684          psizer = wxBoxSizer(wxVERTICAL)          psizer = wxBoxSizer(wxVERTICAL)
685          self.list_use = wxListCtrl(self, -1,          self.list_use = wxListCtrl(self, -1,
686                          style=wxLC_REPORT | wxLC_SINGLE_SEL)                          style=wxLC_REPORT | wxLC_SINGLE_SEL)
687          self.list_use.InsertColumn(0, "Use")          self.list_use.InsertColumn(0, _("Use"))
688          self.list_use_data = []          self.list_use_data = []
689          psizer.Add(self.list_use, 1, wxGROW, 0)          psizer.Add(self.list_use, 1, wxGROW, 0)
690    
# Line 831  class GenQuantilesPanel(wxPanel): Line 832  class GenQuantilesPanel(wxPanel):
832                                          _("Retrieve from Table"))                                          _("Retrieve from Table"))
833    
834          self.spin_numClasses = wxSpinCtrl(self, -1, style=wxTE_RIGHT)          self.spin_numClasses = wxSpinCtrl(self, -1, style=wxTE_RIGHT)
835          self.spin_numClasses.SetRange(1, sys.maxint)          self.spin_numClasses.SetRange(2, sys.maxint)
836          self.spin_numClasses.SetValue(1)          self.spin_numClasses.SetValue(2)
837    
838    
839          sizer = wxBoxSizer(wxHORIZONTAL)          sizer = wxBoxSizer(wxHORIZONTAL)
# Line 877  class GenQuantilesPanel(wxPanel): Line 878  class GenQuantilesPanel(wxPanel):
878                  # has been written to get all the values                  # has been written to get all the values
879                  #                  #
880                  for i in range(table.NumRows()):                  for i in range(table.NumRows()):
881                      _list.append(table.ReadValue(i, self.fieldName))                      _list.append(table.ReadValue(i, self.fieldName,
882                                                     row_is_ordinal = True))
883              finally:              finally:
884                  ThubanEndBusyCursor()                  ThubanEndBusyCursor()
885    
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