/[thuban]/branches/WIP-pyshapelib-bramz/Thuban/UI/classgen.py
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revision 1219 by bh, Mon Jun 16 17:42:54 2003 UTC revision 2099 by bh, Thu Mar 11 20:45:03 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, \
24       FIELDTYPE_STRING       FIELDTYPE_STRING
25    
26    from Thuban.Model.layer import SHAPETYPE_ARC
27  from Thuban.Model.range import Range  from Thuban.Model.range import Range
28    from Thuban.UI.common import ThubanBeginBusyCursor, ThubanEndBusyCursor
29    
30  import classifier, resource  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"
39  USE_BMP     = "group_use"  USE_BMP     = "group_use"
# Line 45  PROPCOMBOSTR_HOT2COLD   = _("Hot-to-Cold Line 55  PROPCOMBOSTR_HOT2COLD   = _("Hot-to-Cold
55  ID_CLASSGEN_GENCOMBO = 4007  ID_CLASSGEN_GENCOMBO = 4007
56  ID_CLASSGEN_PROPCOMBO = 4008  ID_CLASSGEN_PROPCOMBO = 4008
57    
58    ID_BORDER_COLOR = 4009
59    ID_BORDER_COLOR_CHANGE = 4010
60    
61  class ClassGenDialog(wxDialog):  class ClassGenDialog(wxDialog):
62    
63      def __init__(self, parent, layer, fieldName):      def __init__(self, parent, layer, fieldName):
# Line 75  class ClassGenDialog(wxDialog): Line 88  class ClassGenDialog(wxDialog):
88          # panels they will call AllowGenerate() which uses genButton.          # panels they will call AllowGenerate() which uses genButton.
89          #          #
90          self.genButton = wxButton(self, wxID_OK, _("Generate"))          self.genButton = wxButton(self, wxID_OK, _("Generate"))
         self.genButton.SetDefault()  
91          self.cancelButton = wxButton(self, wxID_CANCEL, _("Close"))          self.cancelButton = wxButton(self, wxID_CANCEL, _("Close"))
92            self.genButton.SetDefault()
93    
94          self.genChoice = wxChoice(self, ID_CLASSGEN_GENCOMBO)          self.genChoice = wxChoice(self, ID_CLASSGEN_GENCOMBO)
95    
# Line 130  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 143  class ClassGenDialog(wxDialog): Line 156  class ClassGenDialog(wxDialog):
156          psizer.Add(self.propCombo, 1, wxALL | wxGROW, 4)          psizer.Add(self.propCombo, 1, wxALL | wxGROW, 4)
157          sizer.Add(psizer, 0, wxALL | wxGROW, 4)          sizer.Add(psizer, 0, wxALL | wxGROW, 4)
158    
159            if layer.ShapeType() != SHAPETYPE_ARC:
160                psizer = wxBoxSizer(wxHORIZONTAL)
161                self.fix_border_check = wxCheckBox(self, -1, _("Fix Border Color"))
162                psizer.Add(self.fix_border_check, 0, wxALL | wxGROW, 4)
163                self.border_color = classifier.ClassGroupPropertiesCtrl(
164                    self, ID_BORDER_COLOR,
165                    ClassGroupProperties(), SHAPETYPE_ARC,
166                    style=wxSIMPLE_BORDER, size=(40, 20))
167                psizer.Add(self.border_color, 0, wxALL | wxGROW, 4)
168                psizer.Add(wxButton(self, ID_BORDER_COLOR_CHANGE, _("Change")),
169                        0, wxALL, 4)
170                sizer.Add(psizer, 0, wxALL | wxGROW, 4)
171                EVT_BUTTON(self, ID_BORDER_COLOR_CHANGE, self.OnBorderColorChange)
172            else:
173                self.border_color = None
174    
175          sizer.Add(custom_ramp_panel, 1, wxGROW | wxALL, 4)          sizer.Add(custom_ramp_panel, 1, wxGROW | wxALL, 4)
176          sizer.Show(custom_ramp_panel, False)          sizer.Show(custom_ramp_panel, False)
177    
# Line 201  class ClassGenDialog(wxDialog): Line 230  class ClassGenDialog(wxDialog):
230              propPanel = self.propCombo.GetClientData(index)              propPanel = self.propCombo.GetClientData(index)
231    
232              ramp = propPanel.GetRamp()              ramp = propPanel.GetRamp()
233                if self.border_color and self.fix_border_check.IsChecked():
234                    props = self.border_color.GetProperties()
235                    ramp = FixedRamp(ramp,
236                        (props.GetLineColor(), props.GetLineWidth(), None))
237    
238              if genSel == GENCOMBOSTR_UNIFORM:              if genSel == GENCOMBOSTR_UNIFORM:
239    
# Line 221  class ClassGenDialog(wxDialog): Line 254  class ClassGenDialog(wxDialog):
254    
255                  list = genPanel.GetValueList()                  list = genPanel.GetValueList()
256    
257                  if len(list) > 0 \                  if len(list) > 0:
258                      and numGroups is not None:                      self.clazz = generate_singletons(list, ramp)
   
                     self.clazz = generate_singletons(  
                                     list, numGroups, ramp)  
   
259                      self.parent._SetClassification(self.clazz)                      self.parent._SetClassification(self.clazz)
260    
261              elif genSel == GENCOMBOSTR_QUANTILES:              elif genSel == GENCOMBOSTR_QUANTILES:
# Line 242  class ClassGenDialog(wxDialog): Line 271  class ClassGenDialog(wxDialog):
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 256  class ClassGenDialog(wxDialog): Line 285  class ClassGenDialog(wxDialog):
285      def OnCancel(self, event):      def OnCancel(self, event):
286          self.Close()          self.Close()
287    
288        def OnBorderColorChange(self, event):
289            self.border_color.DoEdit()
290    
291      def _OnGenTypeSelect(self, event):      def _OnGenTypeSelect(self, event):
292          self.__DoOnGenTypeSelect()          self.__DoOnGenTypeSelect()
293          return          return
# Line 506  class GenUniformPanel(wxPanel): Line 538  class GenUniformPanel(wxPanel):
538      def _OnRetrieve(self, event):      def _OnRetrieve(self, event):
539          table = self.layer.ShapeStore().Table()          table = self.layer.ShapeStore().Table()
540          if table is not None:          if table is not None:
541              wxBeginBusyCursor()              ThubanBeginBusyCursor()
542              try:              try:
543                  min, max = table.ValueRange(self.fieldName)                  min, max = table.ValueRange(self.fieldName)
544                  self.minCtrl.SetValue(str(min))                  self.minCtrl.SetValue(str(min))
545                  self.maxCtrl.SetValue(str(max))                  self.maxCtrl.SetValue(str(max))
546              finally:              finally:
547                  wxEndBusyCursor()                  ThubanEndBusyCursor()
548    
549      def __GetValidatedTypeEntry(self, win, value, type, badValue = None):      def __GetValidatedTypeEntry(self, win, value, type, badValue = None):
550    
# Line 720  class GenUniquePanel(wxPanel): Line 752  class GenUniquePanel(wxPanel):
752          self.list_avail.DeleteAllItems()          self.list_avail.DeleteAllItems()
753          self.list_avail_data = []          self.list_avail_data = []
754    
755          list = self.layer.ShapeStore().Table().UniqueValues(self.fieldName)          ThubanBeginBusyCursor()
756          index = 0          try:
757          for v in list:              list = self.layer.ShapeStore().Table().UniqueValues(self.fieldName)
758              self.dataList.append(v)              index = 0
759              i = self.list_avail.InsertStringItem(index, str(v))              for v in list:
760              self.list_avail.SetItemData(index, i)                  self.dataList.append(v)
761                    i = self.list_avail.InsertStringItem(index, str(v))
762              self.list_avail_data.append(v)                  self.list_avail.SetItemData(index, i)
763              index += 1      
764                    self.list_avail_data.append(v)
765                    index += 1
766            finally:
767                ThubanEndBusyCursor()
768    
769      def _OnUseAll(self, event):      def _OnUseAll(self, event):
770          for i in range(self.list_avail.GetItemCount()):          for i in range(self.list_avail.GetItemCount()):
# Line 835  class GenQuantilesPanel(wxPanel): Line 871  class GenQuantilesPanel(wxPanel):
871          _list = []          _list = []
872          table = self.layer.ShapeStore().Table()          table = self.layer.ShapeStore().Table()
873          if table is not None:          if table is not None:
874              wxBeginBusyCursor()              ThubanBeginBusyCursor()
875              try:              try:
876                  #                  #
877                  # FIXME: Replace with a call to table when the method                  # FIXME: Replace with a call to table when the method
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                  wxEndBusyCursor()                  ThubanEndBusyCursor()
885    
886          return _list          return _list
887    
# Line 863  class GenQuantilesPanel(wxPanel): Line 900  class GenQuantilesPanel(wxPanel):
900      def OnRetrieve(self, event):      def OnRetrieve(self, event):
901          table = self.layer.ShapeStore().Table()          table = self.layer.ShapeStore().Table()
902          if table is not None:          if table is not None:
903              wxBeginBusyCursor()              ThubanBeginBusyCursor()
904              try:              try:
905                  min, max = table.ValueRange(self.fieldName)                  min, max = table.ValueRange(self.fieldName)
906                  self.text_range.SetValue("[" + str(min) + ";" + str(max) + "]")                  self.text_range.SetValue("[" + str(min) + ";" + str(max) + "]")
907              finally:              finally:
908                  wxEndBusyCursor()                  ThubanEndBusyCursor()
909    
910  ID_CUSTOMRAMP_COPYSTART = 4001  ID_CUSTOMRAMP_COPYSTART = 4001
911  ID_CUSTOMRAMP_COPYEND = 4002  ID_CUSTOMRAMP_COPYEND = 4002
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