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# This program is free software under the GPL (>=v2) |
# This program is free software under the GPL (>=v2) |
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# Read the file COPYING coming with Thuban for details. |
# Read the file COPYING coming with Thuban for details. |
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import sys |
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from Thuban import _ |
from Thuban import _ |
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from wxPython.wx import * |
from wxPython.wx import * |
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FIELDTYPE_STRING |
FIELDTYPE_STRING |
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from Thuban.Model.color import Color |
from Thuban.Model.color import Color |
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from Thuban.Model.range import Range |
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import classifier, resource |
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from Thuban.Model.classgen import ClassGenerator, \ |
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CustomRamp, GreyRamp, RedRamp, GreenRamp, BlueRamp, GreenToRedRamp, \ |
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HotToColdRamp |
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USEALL_BMP = "group_use_all" |
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USE_BMP = "group_use" |
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USENOT_BMP = "group_use_not" |
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USENONE_BMP = "group_use_none" |
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GENCOMBOSTR_UNIFORM = _("Uniform Distribution") |
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GENCOMBOSTR_UNIQUE = _("Unique Values") |
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GENCOMBOSTR_QUANTILES = _("Quantiles from Table") |
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PROPCOMBOSTR_CUSTOM = _("Custom Ramp") |
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PROPCOMBOSTR_GREY = _("Grey Ramp") |
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PROPCOMBOSTR_RED = _("Red Ramp") |
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PROPCOMBOSTR_GREEN = _("Green Ramp") |
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PROPCOMBOSTR_BLUE = _("Blue Ramp") |
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PROPCOMBOSTR_GREEN2RED = _("Green-to-Red Ramp") |
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PROPCOMBOSTR_HOT2COLD = _("Hot-to-Cold Ramp") |
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ID_CLASSGEN_GEN = 4001 |
ID_CLASSGEN_GENCOMBO = 4007 |
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ID_CLASSGEN_CANCEL = 4002 |
ID_CLASSGEN_PROPCOMBO = 4008 |
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class ClassGenDialog(wxDialog): |
class ClassGenDialog(wxDialog): |
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def __init__(self, parent, table, fieldName): |
def __init__(self, parent, layer, fieldName): |
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"""Inialize the class generating dialog. |
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parent -- this must be an instance of the Classifier class |
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""" |
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wxDialog.__init__(self, parent, -1, _("Generate Classification"), |
wxDialog.__init__(self, parent, -1, _("Generate Classification"), |
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style = wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER) |
style = wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER) |
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self.parent = parent |
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self.layer = layer |
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self.clazz = None |
self.clazz = None |
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type, name, width, prec = table.field_info_by_name(fieldName) |
col = layer.table.Column(fieldName) |
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self.type = col.type |
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self.fieldName = fieldName |
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self.fieldType = self.type |
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self.curGenPanel = None |
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self.genpanels = [] |
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############# |
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# we need to create genButton first because when we create the |
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# panels they will call AllowGenerate() which uses genButton. |
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# |
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self.genButton = wxButton(self, wxID_OK, _("Generate")) |
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self.genButton.SetDefault() |
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self.genChoice = wxChoice(self, ID_CLASSGEN_GENCOMBO) |
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self.genpanels.append((GENCOMBOSTR_UNIQUE, GenUniquePanel)) |
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if self.type in (FIELDTYPE_INT, FIELDTYPE_DOUBLE): |
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self.genpanels.append((GENCOMBOSTR_UNIFORM, GenUniformPanel)) |
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self.genpanels.append((GENCOMBOSTR_QUANTILES, GenQuantilesPanel)) |
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for name, clazz in self.genpanels: |
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self.genChoice.Append(name, [clazz, None]) |
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self.genChoice.SetSelection(0) |
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self.propPanel = None |
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custom_ramp_panel = CustomRampPanel(self, layer.ShapeType()) |
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self.propCombo = wxChoice(self, ID_CLASSGEN_PROPCOMBO) |
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self.propCombo.Append(PROPCOMBOSTR_GREY, GreyRamp()) |
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self.propCombo.Append(PROPCOMBOSTR_RED, RedRamp()) |
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self.propCombo.Append(PROPCOMBOSTR_GREEN, GreenRamp()) |
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self.propCombo.Append(PROPCOMBOSTR_BLUE, BlueRamp()) |
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self.propCombo.Append(PROPCOMBOSTR_GREEN2RED, GreenToRedRamp()) |
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self.propCombo.Append(PROPCOMBOSTR_HOT2COLD, HotToColdRamp()) |
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self.propCombo.Append(PROPCOMBOSTR_CUSTOM, custom_ramp_panel) |
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self.propCombo.SetSelection(0) |
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############# |
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sizer = wxBoxSizer(wxVERTICAL) |
sizer = wxBoxSizer(wxVERTICAL) |
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sizer.Add(wxStaticText(self, -1, _("Field: %s") % fieldName), |
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0, wxALL, 4) |
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sizer.Add(wxStaticText( |
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self, -1, |
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_("Data Type: %s") % classifier.Classifier.type2string[self.type]), |
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0, wxALL, 4) |
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psizer = wxBoxSizer(wxHORIZONTAL) |
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psizer.Add(wxStaticText(self, -1, _("Generate:")), |
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0, wxALIGN_CENTER_VERTICAL, 0) |
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psizer.Add(self.genChoice, 1, wxALL | wxGROW, 4) |
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sizer.Add(psizer, 0, wxALL | wxGROW, 4) |
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self.sizer_genPanel = wxBoxSizer(wxVERTICAL) |
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sizer.Add(self.sizer_genPanel, 1, wxGROW | wxALL, 4) |
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psizer = wxBoxSizer(wxHORIZONTAL) |
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psizer.Add(wxStaticText(self, -1, _("Color Scheme:")), |
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0, wxALIGN_CENTER_VERTICAL, 0) |
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psizer.Add(self.propCombo, 1, wxALL | wxGROW, 4) |
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sizer.Add(psizer, 0, wxALL | wxGROW, 4) |
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sizer.Add(custom_ramp_panel, 1, wxGROW | wxALL, 4) |
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sizer.Show(custom_ramp_panel, False) |
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buttonSizer = wxBoxSizer(wxHORIZONTAL) |
buttonSizer = wxBoxSizer(wxHORIZONTAL) |
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self.genButton = wxButton(self, ID_CLASSGEN_GEN, _("Generate")) |
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buttonSizer.Add(self.genButton, 0, wxALL, 4) |
buttonSizer.Add(self.genButton, 0, wxALL, 4) |
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buttonSizer.Add(60, 20, 0, wxALL, 4) |
buttonSizer.Add(60, 20, 0, wxALL, 4) |
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buttonSizer.Add(wxButton(self, ID_CLASSGEN_CANCEL, _("Cancel")), |
buttonSizer.Add(wxButton(self, wxID_CANCEL, _("Close")), |
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0, wxALL, 4) |
0, wxALL, 4) |
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if type in (FIELDTYPE_INT, FIELDTYPE_DOUBLE): |
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self.panel = GenRangePanel(self, table, fieldName, type) |
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elif type == FIELDTYPE_STRING: |
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print "Select a field that is an int/decimal" |
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#panel = GenSingletonPanel(self, table, fieldName) |
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else: |
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assert False, "Shouldn't be here." |
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pass |
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sizer.Add(self.panel, 1, wxGROW | wxALL, 4) |
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sizer.Add(buttonSizer, 0, |
sizer.Add(buttonSizer, 0, |
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wxALL | wxALIGN_BOTTOM | wxALIGN_CENTER_HORIZONTAL, 4) |
wxALL | wxALIGN_BOTTOM | wxALIGN_CENTER_HORIZONTAL, 4) |
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self.SetAutoLayout(True) |
self.SetAutoLayout(True) |
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sizer.SetSizeHints(self) |
sizer.SetSizeHints(self) |
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EVT_BUTTON(self, ID_CLASSGEN_GEN, self._OnGenerate) |
self.topBox = sizer |
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EVT_BUTTON(self, ID_CLASSGEN_CANCEL, self._OnCancel) |
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self.__DoOnGenTypeSelect() |
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EVT_CHOICE(self, ID_CLASSGEN_GENCOMBO, self._OnGenTypeSelect) |
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EVT_CHOICE(self, ID_CLASSGEN_PROPCOMBO, self._OnPropTypeSelect) |
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EVT_BUTTON(self, wxID_OK, self.OnOK) |
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EVT_BUTTON(self, wxID_CANCEL, self.OnCancel) |
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self.__DoOnGenTypeSelect() |
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self.genChoice.SetFocus() |
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def GetClassification(self): |
def GetClassification(self): |
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return self.clazz |
return self.clazz |
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def AllowGenerate(self, on): |
def AllowGenerate(self, on): |
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self.genButton.Enable(on) |
pass #self.genButton.Enable(on) |
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def _OnGenerate(self, event): |
def OnOK(self, event): |
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min = self.panel.GetMin() |
"""This is really the generate button, but we want to override |
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max = self.panel.GetMax() |
the wxDialog class. |
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numGroups = self.panel.GetNumGroups() |
""" |
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cgp = ClassGroupProperties() |
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cgp2 = ClassGroupProperties() |
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cgp.SetLineColor(Color(.5, 0, 0)) |
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cgp2.SetLineColor(Color(1, 0, 1)) |
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cgp2.SetLineWidth(10) |
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if min is not None \ |
index = self.genChoice.GetSelection() |
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and max is not None \ |
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and numGroups is not None: |
assert index != -1, "button should be disabled!" |
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self.clazz = ClassGenerator().GenerateRanges(min, max, |
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numGroups, cgp, cgp2) |
genSel = self.genChoice.GetString(index) |
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else: |
clazz, genPanel = self.genChoice.GetClientData(index) |
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self.clazz = None # for now |
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propPanel = self.propPanel |
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self.EndModal(wxID_OK) |
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if genSel in (GENCOMBOSTR_UNIFORM, \ |
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def _OnCancel(self, event): |
GENCOMBOSTR_UNIQUE, \ |
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self.EndModal(wxID_CANCEL) |
GENCOMBOSTR_QUANTILES): |
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ID_RANGE_MIN = 4001 |
numGroups = genPanel.GetNumGroups() |
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ID_RANGE_MAX = 4002 |
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ID_RANGE_NGROUPS = 4003 |
index = self.propCombo.GetSelection() |
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ID_RANGE_STEP = 4004 |
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propSel = self.propCombo.GetString(index) |
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propPanel = self.propCombo.GetClientData(index) |
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ramp = propPanel.GetRamp() |
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if genSel == GENCOMBOSTR_UNIFORM: |
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min = genPanel.GetMin() |
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max = genPanel.GetMax() |
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if min is not None \ |
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and max is not None \ |
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and numGroups is not None: |
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self.clazz = ClassGenerator().GenUnifromDistribution( |
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min, max, numGroups, ramp, |
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self.type == FIELDTYPE_INT) |
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class GenRangePanel(wxPanel): |
self.parent._SetClassification(self.clazz) |
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def __init__(self, parent, table, fieldName, fieldType): |
elif genSel == GENCOMBOSTR_UNIQUE: |
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list = genPanel.GetValueList() |
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if len(list) > 0 \ |
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and numGroups is not None: |
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self.clazz = ClassGenerator().GenSingletonsFromList( |
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list, numGroups, ramp) |
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self.parent._SetClassification(self.clazz) |
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elif genSel == GENCOMBOSTR_QUANTILES: |
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_range = genPanel.GetRange() |
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_list = genPanel.GetList() |
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_list.sort() |
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delta = 1 / float(numGroups) |
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percents = [delta * i for i in range(1, numGroups + 1)] |
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adjusted, self.clazz = \ |
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ClassGenerator().GenQuantiles(_list, percents, ramp, _range) |
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if adjusted: |
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dlg = wxMessageDialog(self, |
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_("Based on the data from the table and the input\n" + |
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"values, the exact quantiles could not be generated.\n\n" + |
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"Accept a close estimate?"), |
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_("Problem with Quantiles"), |
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wxYES_NO|wxYES_DEFAULT|wxICON_QUESTION) |
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if dlg.ShowModal() == wxID_YES: |
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self.parent._SetClassification(self.clazz) |
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else: |
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self.parent._SetClassification(self.clazz) |
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def OnCancel(self, event): |
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self.Close() |
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def _OnGenTypeSelect(self, event): |
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self.__DoOnGenTypeSelect() |
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return |
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combo = event.GetEventObject() |
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selIndex = combo.GetSelection() |
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if self.genPanel is not None: |
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self.topBox.Show(self.genPanel, False) |
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self.genPanel = combo.GetClientData(selIndex) |
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if self.genPanel is not None: |
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self.topBox.Show(self.genPanel, True) |
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self.topBox.SetSizeHints(self) |
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self.topBox.Layout() |
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def _OnPropTypeSelect(self, event): |
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combo = event.GetEventObject() |
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selIndex = combo.GetSelection() |
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sel = combo.GetString(selIndex) |
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if isinstance(self.propPanel, wxPanel): |
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self.topBox.Show(self.propPanel, False) |
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self.propPanel = combo.GetClientData(selIndex) |
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if isinstance(self.propPanel, wxPanel): |
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self.topBox.Show(self.propPanel, True) |
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self.topBox.SetSizeHints(self) |
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self.topBox.Layout() |
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def __DoOnGenTypeSelect(self): |
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choice = self.genChoice |
285 |
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sel = choice.GetSelection() |
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if sel == -1: return |
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clazz, obj = choice.GetClientData(sel) |
290 |
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if obj is None: |
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obj = clazz(self, self.layer, self.fieldName, self.fieldType) |
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choice.SetClientData(sel, [clazz, obj]) |
294 |
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if self.curGenPanel is not None: |
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self.curGenPanel.Hide() |
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self.sizer_genPanel.Remove(self.curGenPanel) |
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self.curGenPanel = obj |
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self.curGenPanel.Show() |
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self.sizer_genPanel.Add(self.curGenPanel, 1, |
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wxALL|wxEXPAND|wxADJUST_MINSIZE, 3) |
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self.sizer_genPanel.Layout() |
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self.Layout() |
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self.topBox.SetSizeHints(self) |
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ID_UNIFORM_MIN = 4001 |
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ID_UNIFORM_MAX = 4002 |
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ID_UNIFORM_NGROUPS = 4003 |
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ID_UNIFORM_STEP = 4004 |
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ID_UNIFORM_RETRIEVE = 4005 |
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class GenUniformPanel(wxPanel): |
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def __init__(self, parent, layer, fieldName, fieldType): |
317 |
wxPanel.__init__(self, parent, -1) |
wxPanel.__init__(self, parent, -1) |
318 |
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319 |
self.parent = parent |
self.parent = parent |
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self.layer = layer |
321 |
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self.fieldName = fieldName |
322 |
self.fieldType = fieldType |
self.fieldType = fieldType |
323 |
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324 |
topSizer = wxStaticBoxSizer(wxStaticBox(self, -1, "Ranges"), |
topSizer = wxStaticBoxSizer(wxStaticBox(self, -1, ""), |
325 |
wxVERTICAL) |
wxVERTICAL) |
326 |
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############# |
328 |
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329 |
sizer = wxBoxSizer(wxHORIZONTAL) |
sizer = wxBoxSizer(wxHORIZONTAL) |
330 |
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331 |
sizer.Add(wxStaticText(self, -1, _("Min:")), 0, wxALL, 4) |
sizer.Add(wxStaticText(self, -1, _("Min:")), 0, wxALL, 4) |
332 |
self.minCtrl = wxTextCtrl(self, ID_RANGE_MIN, style=wxTE_RIGHT) |
self.minCtrl = wxTextCtrl(self, ID_UNIFORM_MIN, style=wxTE_RIGHT) |
333 |
sizer.Add(self.minCtrl, 0, wxALL, 4) |
sizer.Add(self.minCtrl, 1, wxALL, 4) |
334 |
EVT_TEXT(self, ID_RANGE_MIN, self._OnRangeChanged) |
EVT_TEXT(self, ID_UNIFORM_MIN, self._OnRangeChanged) |
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self.goodTextColour = self.minCtrl.GetForegroundColour() |
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self.badTextColour = wxRED |
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336 |
sizer.Add(wxStaticText(self, -1, _("Max:")), 0, wxALL, 4) |
sizer.Add(wxStaticText(self, -1, _("Max:")), 0, wxALL, 4) |
337 |
self.maxCtrl = wxTextCtrl(self, ID_RANGE_MAX, style=wxTE_RIGHT) |
self.maxCtrl = wxTextCtrl(self, ID_UNIFORM_MAX, style=wxTE_RIGHT) |
338 |
sizer.Add(self.maxCtrl, 0, wxALL, 4) |
sizer.Add(self.maxCtrl, 1, wxALL, 4) |
339 |
EVT_TEXT(self, ID_RANGE_MAX, self._OnRangeChanged) |
EVT_TEXT(self, ID_UNIFORM_MAX, self._OnRangeChanged) |
340 |
topSizer.Add(sizer, 0, wxALL, 4) |
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sizer.Add(wxButton(self, ID_UNIFORM_RETRIEVE, _("Retrieve From Table")), |
342 |
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0, wxALL, 4) |
343 |
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EVT_BUTTON(self, ID_UNIFORM_RETRIEVE, self._OnRetrieve) |
344 |
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345 |
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topSizer.Add(sizer, 1, wxGROW, 0) |
346 |
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347 |
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############# |
348 |
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349 |
sizer = wxBoxSizer(wxHORIZONTAL) |
sizer = wxBoxSizer(wxHORIZONTAL) |
350 |
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|
351 |
sizer.Add(wxStaticText(self, -1, _("Number of Groups:")), 0, wxALL, 4) |
sizer.Add(wxStaticText(self, -1, _("Number of Groups:")), 0, wxALL, 4) |
352 |
self.numGroupsCtrl = wxSpinCtrl(self, ID_RANGE_NGROUPS, style=wxTE_RIGHT) |
self.numGroupsCtrl = wxSpinCtrl(self, ID_UNIFORM_NGROUPS, |
353 |
EVT_TEXT(self, ID_RANGE_NGROUPS, self._OnNumGroupsChanged) |
style=wxTE_RIGHT) |
354 |
EVT_SPINCTRL(self, ID_RANGE_NGROUPS, self._OnNumGroupsChanged) |
EVT_TEXT(self, ID_UNIFORM_NGROUPS, self._OnNumGroupsChanged) |
355 |
sizer.Add(self.numGroupsCtrl, 0, wxALL, 4) |
EVT_SPINCTRL(self, ID_UNIFORM_NGROUPS, self._OnNumGroupsChanged) |
356 |
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sizer.Add(self.numGroupsCtrl, 1, wxALL, 4) |
357 |
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|
358 |
sizer.Add(wxStaticText(self, -1, _("Stepping:")), 0, wxALL, 4) |
sizer.Add(wxStaticText(self, -1, _("Stepping:")), 0, wxALL, 4) |
359 |
self.stepCtrl = wxTextCtrl(self, ID_RANGE_STEP, style=wxTE_RIGHT) |
self.stepCtrl = wxTextCtrl(self, ID_UNIFORM_STEP, style=wxTE_RIGHT) |
360 |
EVT_TEXT(self, ID_RANGE_STEP, self._OnSteppingChanged) |
EVT_TEXT(self, ID_UNIFORM_STEP, self._OnSteppingChanged) |
361 |
sizer.Add(self.stepCtrl , 0, wxALL, 4) |
sizer.Add(self.stepCtrl , 1, wxALL, 4) |
362 |
topSizer.Add(sizer, 0, wxALL, 4) |
|
363 |
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topSizer.Add(sizer, 1, wxGROW, 0) |
364 |
|
|
365 |
|
############# |
366 |
|
|
367 |
self.SetSizer(topSizer) |
self.SetSizer(topSizer) |
368 |
self.SetAutoLayout(True) |
self.SetAutoLayout(True) |
371 |
self.numGroupsChanging = False |
self.numGroupsChanging = False |
372 |
self.steppingChanging = False |
self.steppingChanging = False |
373 |
|
|
374 |
self.numGroupsCtrl.SetRange(1, 100) |
self.numGroupsCtrl.SetRange(1, sys.maxint) |
375 |
|
|
376 |
self.numGroupsCtrl.SetValue(1) |
self.numGroupsCtrl.SetValue(1) |
377 |
self.stepCtrl.SetValue("1") |
self.stepCtrl.SetValue("1") |
386 |
FIELDTYPE_INT, |
FIELDTYPE_INT, |
387 |
None) |
None) |
388 |
|
|
|
##if self.__ValidateEntry(self.numGroupsCtrl, value, int): |
|
|
#return value |
|
|
|
|
|
#return None |
|
|
|
|
389 |
def GetStepping(self): |
def GetStepping(self): |
390 |
step = self.stepCtrl.GetValue() |
step = self.stepCtrl.GetValue() |
391 |
return self.__GetValidatedTypeEntry(self.stepCtrl, |
return self.__GetValidatedTypeEntry(self.stepCtrl, |
421 |
self.numGroupsCtrl.Enable(on) |
self.numGroupsCtrl.Enable(on) |
422 |
self.stepCtrl.Enable(on) |
self.stepCtrl.Enable(on) |
423 |
|
|
|
if on: |
|
|
self.numGroupsCtrl.SetRange(1, abs(max - min) / 0.001) |
|
|
|
|
424 |
ngroups = self.GetNumGroups() |
ngroups = self.GetNumGroups() |
425 |
|
|
426 |
if ngroups is not None \ |
if ngroups is not None \ |
428 |
and max is not None \ |
and max is not None \ |
429 |
and ngroups != 0: |
and ngroups != 0: |
430 |
|
|
431 |
self.stepCtrl.SetValue(str((max - min) / ngroups)) |
#self.stepCtrl.SetValue(str((max - min) / ngroups)) |
432 |
|
self.stepCtrl.SetValue(str(self.__CalcStepping(min, max, ngroups))) |
433 |
|
#self.numGroupsCtrl.SetValue(ngroups) |
434 |
|
|
435 |
self.parent.AllowGenerate(self.GetStepping() is not None) |
self.parent.AllowGenerate(self.GetStepping() is not None) |
436 |
else: |
else: |
451 |
min = self.GetMin() |
min = self.GetMin() |
452 |
max = self.GetMax() |
max = self.GetMax() |
453 |
|
|
|
if ngroups >= self.numGroupsCtrl.GetMax(): |
|
|
self.numGroupsCtrl.SetRange(1, ngroups + 1) |
|
|
|
|
454 |
if ngroups is not None \ |
if ngroups is not None \ |
455 |
and min is not None \ |
and min is not None \ |
456 |
and max is not None \ |
and max is not None \ |
464 |
# called steppingChanging tries to prevent the recursion. |
# called steppingChanging tries to prevent the recursion. |
465 |
# |
# |
466 |
self.numGroupsChanging = True |
self.numGroupsChanging = True |
467 |
self.stepCtrl.SetValue(str((max - min) / ngroups)) |
|
468 |
|
self.stepCtrl.SetValue(str(self.__CalcStepping(min, max, ngroups))) |
469 |
|
|
470 |
self.parent.AllowGenerate(self.GetStepping() is not None) |
self.parent.AllowGenerate(self.GetStepping() is not None) |
471 |
else: |
else: |
490 |
# see note in _OnNumGroupsChanged |
# see note in _OnNumGroupsChanged |
491 |
# |
# |
492 |
self.steppingChanging = True |
self.steppingChanging = True |
493 |
n = int((max - min) / step) |
self.numGroupsCtrl.SetValue(self.__CalcNumGroups(min, max, step)) |
|
if n == 0: |
|
|
n = 1 |
|
|
|
|
|
self.numGroupsCtrl.SetValue(n) |
|
494 |
|
|
495 |
self.parent.AllowGenerate(self.GetNumGroups() is not None) |
self.parent.AllowGenerate(self.GetNumGroups() is not None) |
496 |
else: |
else: |
497 |
self.parent.AllowGenerate(False) |
self.parent.AllowGenerate(False) |
498 |
|
|
499 |
|
def _OnRetrieve(self, event): |
500 |
|
|
501 |
|
if self.layer.table is not None: |
502 |
|
wxBeginBusyCursor() |
503 |
|
min, max = self.layer.table.ValueRange(self.fieldName) |
504 |
|
self.minCtrl.SetValue(str(min)) |
505 |
|
self.maxCtrl.SetValue(str(max)) |
506 |
|
wxEndBusyCursor() |
507 |
|
|
508 |
def __GetValidatedTypeEntry(self, win, value, type, badValue = None): |
def __GetValidatedTypeEntry(self, win, value, type, badValue = None): |
509 |
|
|
510 |
if type == FIELDTYPE_INT: |
if type == FIELDTYPE_INT: |
540 |
else: |
else: |
541 |
win.SetForegroundColour(wxRED) |
win.SetForegroundColour(wxRED) |
542 |
|
|
543 |
|
win.Refresh() |
544 |
|
|
545 |
return valid |
return valid |
|
|
|
546 |
|
|
547 |
class GenSingletonPanel(wxPanel): |
def __CalcStepping(self, min, max, ngroups): |
548 |
|
step = (max - min) / float(ngroups) |
549 |
|
if self.fieldType == FIELDTYPE_INT: |
550 |
|
step = int(step) |
551 |
|
|
552 |
|
return step |
553 |
|
|
554 |
|
def __CalcNumGroups(self, min, max, step): |
555 |
|
n = int((max - min) / step) |
556 |
|
if n == 0: |
557 |
|
n = 1 |
558 |
|
|
559 |
|
if self.fieldType == FIELDTYPE_INT and step == 1: |
560 |
|
n += 1 |
561 |
|
|
562 |
|
return n |
563 |
|
|
564 |
def __init__(self, parent, table, fieldName, fieldType): |
|
565 |
|
ID_UNIQUE_RETRIEVE = 4001 |
566 |
|
ID_UNIQUE_USEALL = 4002 |
567 |
|
ID_UNIQUE_USE = 4003 |
568 |
|
ID_UNIQUE_DONTUSE = 4004 |
569 |
|
ID_UNIQUE_USENONE = 4005 |
570 |
|
ID_UNIQUE_SORTAVAIL = 4006 |
571 |
|
ID_UNIQUE_SORTUSE = 4007 |
572 |
|
ID_UNIQUE_REVAVAIL = 4008 |
573 |
|
ID_UNIQUE_REVUSE = 4009 |
574 |
|
|
575 |
|
class GenUniquePanel(wxPanel): |
576 |
|
|
577 |
|
def __init__(self, parent, layer, fieldName, fieldType): |
578 |
wxPanel.__init__(self, parent, -1) |
wxPanel.__init__(self, parent, -1) |
579 |
|
|
580 |
|
self.parent = parent |
581 |
|
self.layer = layer |
582 |
|
self.fieldName = fieldName |
583 |
|
self.fieldType = fieldType |
584 |
|
|
585 |
class ClassGenerator: |
topSizer = wxStaticBoxSizer(wxStaticBox(self, -1, ""), |
586 |
|
wxVERTICAL) |
587 |
|
|
|
def GenerateSingletons(self, list, numGroups, prop1, prop2): |
|
|
"""Generate a new classification consisting solely of singletons. |
|
588 |
|
|
589 |
The resulting classification will consist of at most 'numGroups' |
#bsizer = wxBoxSizer(wxVERTICAL) |
590 |
groups whose group properties ramp between 'prop1' and 'prop2'. There |
topSizer.Add(wxButton(self, ID_UNIQUE_RETRIEVE, |
591 |
could be fewer groups if 'list' contains fewer that 'numGroups' items. |
_("Retrieve From Table")), |
592 |
|
0, wxALL | wxALIGN_RIGHT, 4) |
593 |
|
|
594 |
list -- any object that implements the iterator interface |
EVT_BUTTON(self, ID_UNIQUE_RETRIEVE, self._OnRetrieve) |
595 |
|
|
596 |
numGroups -- how many groups to generate. This can not be |
#topSizer.Add(bsizer, 0, wxALL, 4) |
|
determined while the classification is being |
|
|
generated because the stepping values must |
|
|
be precalculated to ramp between prop1 and prop2. |
|
597 |
|
|
598 |
prop1 -- initial group property values |
sizer = wxBoxSizer(wxHORIZONTAL) |
599 |
|
|
600 |
prop2 -- final group property values |
self.dataList = [] |
601 |
""" |
|
602 |
|
psizer = wxBoxSizer(wxVERTICAL) |
603 |
|
self.list_avail = wxListCtrl(self, -1, |
604 |
|
style=wxLC_REPORT | wxLC_SINGLE_SEL) |
605 |
|
self.list_avail.InsertColumn(0, "Available") |
606 |
|
self.list_avail_data = [] |
607 |
|
psizer.Add(self.list_avail, 1, wxGROW, 0) |
608 |
|
|
609 |
|
bsizer = wxBoxSizer(wxHORIZONTAL) |
610 |
|
bsizer.Add(wxButton(self, ID_UNIQUE_SORTAVAIL, _("Sort"))) |
611 |
|
EVT_BUTTON(self, ID_UNIQUE_SORTAVAIL, self._OnSortList) |
612 |
|
|
613 |
|
bsizer.Add(wxButton(self, ID_UNIQUE_REVAVAIL, _("Reverse"))) |
614 |
|
EVT_BUTTON(self, ID_UNIQUE_REVAVAIL, self._OnReverseList) |
615 |
|
|
616 |
|
psizer.Add(bsizer, 0, wxGROW, 0) |
617 |
|
sizer.Add(psizer, 1, wxGROW, 0) |
618 |
|
|
619 |
clazz = Classification() |
|
620 |
if numGroups == 0: return clazz |
bsizer = wxBoxSizer(wxVERTICAL) |
621 |
|
|
622 |
for value, prop in zip(list, PropertyRamp(numGroups, prop1, prop2)): |
bmp = resource.GetBitmapResource(USEALL_BMP, wxBITMAP_TYPE_XPM) |
623 |
clazz.AppendGroup(ClassGroupSingleton(value, prop)) |
bsizer.Add(wxBitmapButton(self, ID_UNIQUE_USEALL, bmp), |
624 |
|
0, wxGROW | wxALL, 4) |
625 |
|
bmp = resource.GetBitmapResource(USE_BMP, wxBITMAP_TYPE_XPM) |
626 |
|
bsizer.Add(wxBitmapButton(self, ID_UNIQUE_USE, bmp), |
627 |
|
0, wxGROW | wxALL, 4) |
628 |
|
bmp = resource.GetBitmapResource(USENOT_BMP, wxBITMAP_TYPE_XPM) |
629 |
|
bsizer.Add(wxBitmapButton(self, ID_UNIQUE_DONTUSE, bmp), |
630 |
|
0, wxGROW | wxALL, 4) |
631 |
|
bmp = resource.GetBitmapResource(USENONE_BMP, wxBITMAP_TYPE_XPM) |
632 |
|
bsizer.Add(wxBitmapButton(self, ID_UNIQUE_USENONE, bmp), |
633 |
|
0, wxGROW | wxALL, 4) |
634 |
|
|
635 |
|
EVT_BUTTON(self, ID_UNIQUE_USEALL, self._OnUseAll) |
636 |
|
EVT_BUTTON(self, ID_UNIQUE_USE, self._OnUse) |
637 |
|
EVT_BUTTON(self, ID_UNIQUE_DONTUSE, self._OnDontUse) |
638 |
|
EVT_BUTTON(self, ID_UNIQUE_USENONE, self._OnUseNone) |
639 |
|
|
640 |
|
sizer.Add(bsizer, 0, wxALL | wxALIGN_CENTER_VERTICAL, 4) |
641 |
|
|
642 |
|
psizer = wxBoxSizer(wxVERTICAL) |
643 |
|
self.list_use = wxListCtrl(self, -1, |
644 |
|
style=wxLC_REPORT | wxLC_SINGLE_SEL) |
645 |
|
self.list_use.InsertColumn(0, "Use") |
646 |
|
self.list_use_data = [] |
647 |
|
psizer.Add(self.list_use, 1, wxGROW, 0) |
648 |
|
|
649 |
|
bsizer = wxBoxSizer(wxHORIZONTAL) |
650 |
|
bsizer.Add(wxButton(self, ID_UNIQUE_SORTUSE, _("Sort"))) |
651 |
|
EVT_BUTTON(self, ID_UNIQUE_SORTUSE, self._OnSortList) |
652 |
|
|
653 |
|
bsizer.Add(wxButton(self, ID_UNIQUE_REVUSE, _("Reverse"))) |
654 |
|
EVT_BUTTON(self, ID_UNIQUE_REVUSE, self._OnReverseList) |
655 |
|
|
656 |
return clazz |
psizer.Add(bsizer, 0, wxGROW, 0) |
657 |
|
|
658 |
def GenerateRanges(self, min, max, numGroups, prop1, prop2): |
sizer.Add(psizer, 1, wxGROW, 0) |
659 |
|
|
|
clazz = Classification() |
|
|
if numGroups == 0: return clazz |
|
660 |
|
|
661 |
step = (max - min) / float(numGroups) |
topSizer.Add(sizer, 1, wxGROW, 0) |
662 |
|
|
663 |
cur_min = min |
self.SetSizer(topSizer) |
664 |
cur_max = cur_min + step |
self.SetAutoLayout(True) |
665 |
|
topSizer.SetSizeHints(self) |
666 |
|
|
667 |
i = 0 |
self.parent.AllowGenerate(False) |
|
for prop in PropertyRamp(numGroups, prop1, prop2): |
|
668 |
|
|
669 |
if i == (numGroups - 1): |
def GetNumGroups(self): |
670 |
cur_max = max |
return self.list_use.GetItemCount() |
671 |
|
|
672 |
# this check guards against rounding issues |
def GetValueList(self): |
673 |
if cur_min != cur_max: |
list = [] |
674 |
clazz.AppendGroup(ClassGroupRange(cur_min, cur_max, prop)) |
for i in range(self.list_use.GetItemCount()): |
675 |
|
list.append(self.dataList[self.list_use.GetItemData(i)]) |
676 |
|
return list |
677 |
|
|
678 |
cur_min = cur_max |
def _OnSortList(self, event): |
679 |
cur_max += step |
id = event.GetId() |
|
i += 1 |
|
680 |
|
|
681 |
return clazz |
if id == ID_UNIQUE_SORTUSE: |
682 |
|
list = self.list_use |
683 |
|
else: |
684 |
|
list = self.list_avail |
685 |
|
|
686 |
class PropertyRamp: |
list.SortItems(lambda i1, i2: cmp(self.dataList[i1], |
687 |
|
self.dataList[i2])) |
688 |
|
|
689 |
def __init__(self, num, prop1, prop2): |
def _OnReverseList(self, event): |
690 |
|
id = event.GetId() |
691 |
|
|
692 |
self.count = int(num) |
if id == ID_UNIQUE_REVUSE: |
693 |
num = float(num) |
list = self.list_use |
694 |
|
else: |
695 |
|
list = self.list_avail |
696 |
|
|
697 |
|
# |
698 |
|
# always returning 1 reverses the list |
699 |
|
# |
700 |
|
list.SortItems(lambda i1, i2: 1) |
701 |
|
|
702 |
self.lineColor = prop1.GetLineColor() |
def _OnRetrieve(self, event): |
703 |
self.fillColor = prop1.GetFill() |
self.list_use.DeleteAllItems() |
704 |
self.lineWidth = prop1.GetLineWidth() |
self.list_use_data = [] |
705 |
|
self.list_avail.DeleteAllItems() |
706 |
|
self.list_avail_data = [] |
707 |
|
|
708 |
lineColor2 = prop2.GetLineColor() |
list = self.layer.table.UniqueValues(self.fieldName) |
709 |
fillColor2 = prop2.GetFill() |
index = 0 |
710 |
lineWidth2 = prop2.GetLineWidth() |
for v in list: |
711 |
|
self.dataList.append(v) |
712 |
|
i = self.list_avail.InsertStringItem(index, str(v)) |
713 |
|
self.list_avail.SetItemData(index, i) |
714 |
|
|
715 |
self.line_redStep = (lineColor2.red - self.lineColor.red) / num |
self.list_avail_data.append(v) |
716 |
self.line_greenStep = (lineColor2.green - self.lineColor.green) / num |
index += 1 |
|
self.line_blueStep = (lineColor2.blue - self.lineColor.blue) / num |
|
717 |
|
|
718 |
self.line_widthStep = (lineWidth2 - self.lineWidth) / num |
def _OnUseAll(self, event): |
719 |
|
for i in range(self.list_avail.GetItemCount()): |
720 |
|
self.__MoveListItem(0, self.list_avail, self.list_use) |
721 |
|
|
722 |
self.fill_redStep = (fillColor2.red - self.fillColor.red) / num |
def _OnUse(self, event): |
723 |
self.fill_greenStep = (fillColor2.green - self.fillColor.green) / num |
self.__MoveSelectedItems(self.list_avail, self.list_use) |
|
self.fill_blueStep = (fillColor2.blue - self.fillColor.blue) / num |
|
724 |
|
|
725 |
def __iter__(self): |
def _OnDontUse(self, event): |
726 |
return self |
self.__MoveSelectedItems(self.list_use, self.list_avail) |
727 |
|
|
728 |
def next(self): |
def _OnUseNone(self, event): |
|
if self.count == 0: |
|
|
raise StopIteration |
|
729 |
|
|
730 |
prop = ClassGroupProperties() |
for i in range(self.list_use.GetItemCount()): |
731 |
prop.SetFill(self.fillColor) |
self.__MoveListItem(0, self.list_use, self.list_avail) |
732 |
prop.SetLineColor(self.lineColor) |
|
733 |
prop.SetLineWidth(int(self.lineWidth)) |
def __MoveSelectedItems(self, list_src, list_dest): |
734 |
|
while True: |
735 |
self.lineColor.red += self.line_redStep |
index = list_src.GetNextItem(-1, |
736 |
self.lineColor.green += self.line_greenStep |
wxLIST_NEXT_ALL, |
737 |
self.lineColor.blue += self.line_blueStep |
wxLIST_STATE_SELECTED) |
738 |
|
|
739 |
|
if index == -1: |
740 |
|
break |
741 |
|
|
742 |
|
self.__MoveListItem(index, list_src, list_dest) |
743 |
|
|
744 |
|
|
745 |
|
def __MoveListItem(self, index, list_src, list_dest): |
746 |
|
|
747 |
|
item = list_src.GetItem(index) |
748 |
|
|
749 |
|
x = list_dest.InsertStringItem( |
750 |
|
list_dest.GetItemCount(), |
751 |
|
str(self.dataList[item.GetData()])) |
752 |
|
|
753 |
|
list_dest.SetItemData(x, item.GetData()) |
754 |
|
|
755 |
|
list_src.DeleteItem(index) |
756 |
|
|
757 |
|
# def _OnListSize(self, event): |
758 |
|
# list = event.GetEventObject() |
759 |
|
|
760 |
|
# list.SetColumnWidth(0, event.GetSize().GetWidth()) |
761 |
|
# |
762 |
|
|
763 |
|
ID_QUANTILES_RANGE = 4001 |
764 |
|
ID_QUANTILES_RETRIEVE = 4002 |
765 |
|
|
766 |
|
class GenQuantilesPanel(wxPanel): |
767 |
|
|
768 |
|
def __init__(self, parent, layer, fieldName, fieldType): |
769 |
|
wxPanel.__init__(self, parent, -1) |
770 |
|
|
771 |
|
self.parent = parent |
772 |
|
self.layer = layer |
773 |
|
self.fieldName = fieldName |
774 |
|
self.fieldType = fieldType |
775 |
|
|
776 |
|
topBox = wxStaticBoxSizer(wxStaticBox(self, -1, ""), |
777 |
|
wxVERTICAL) |
778 |
|
|
779 |
|
self.text_range = wxTextCtrl(self, ID_QUANTILES_RANGE, "") |
780 |
|
self.button_retrieve = wxButton(self, ID_QUANTILES_RETRIEVE, |
781 |
|
_("Retrieve from Table")) |
782 |
|
|
783 |
|
self.spin_numClasses = wxSpinCtrl(self, -1, style=wxTE_RIGHT) |
784 |
|
self.spin_numClasses.SetRange(1, sys.maxint) |
785 |
|
self.spin_numClasses.SetValue(1) |
786 |
|
|
787 |
|
|
788 |
|
sizer = wxBoxSizer(wxHORIZONTAL) |
789 |
|
sizer.Add(wxStaticText(self, -1, _("Apply to Range")), 0, wxALL, 4) |
790 |
|
sizer.Add(self.text_range, 1, wxALL, 4) |
791 |
|
sizer.Add(self.button_retrieve, 0, wxALL, 4) |
792 |
|
|
793 |
|
topBox.Add(sizer, 0, wxEXPAND, 0) |
794 |
|
|
795 |
|
sizer = wxBoxSizer(wxHORIZONTAL) |
796 |
|
sizer.Add(wxStaticText(self, -1, _("Number of Classes:")), 0, wxALL, 4) |
797 |
|
sizer.Add(self.spin_numClasses, 1, wxALL, 4) |
798 |
|
|
799 |
|
topBox.Add(sizer, 0, wxEXPAND, 0) |
800 |
|
|
801 |
|
self.SetSizer(topBox) |
802 |
|
self.SetAutoLayout(True) |
803 |
|
topBox.Fit(self) |
804 |
|
topBox.SetSizeHints(self) |
805 |
|
|
806 |
|
EVT_TEXT(self, ID_QUANTILES_RANGE, self.OnRangeText) |
807 |
|
EVT_BUTTON(self, ID_QUANTILES_RETRIEVE, self.OnRetrieve) |
808 |
|
|
809 |
|
self.__range = None |
810 |
|
|
811 |
|
def GetNumGroups(self): |
812 |
|
return self.spin_numClasses.GetValue() |
813 |
|
|
814 |
|
def GetRange(self): |
815 |
|
assert self.__range is not None |
816 |
|
|
817 |
|
return self.__range |
818 |
|
|
819 |
|
def GetList(self): |
820 |
|
|
821 |
|
if self.layer.table is not None: |
822 |
|
wxBeginBusyCursor() |
823 |
|
_list = self.layer.table.UniqueValues(self.fieldName) |
824 |
|
wxEndBusyCursor() |
825 |
|
return _list |
826 |
|
|
827 |
|
return [] |
828 |
|
|
829 |
|
def OnRangeText(self, event): |
830 |
|
|
831 |
|
try: |
832 |
|
self.__range = Range(self.text_range.GetValue()) |
833 |
|
except ValueError: |
834 |
|
self.__range = None |
835 |
|
|
836 |
|
if self.__range is not None: |
837 |
|
self.text_range.SetForegroundColour(wxBLACK) |
838 |
|
else: |
839 |
|
self.text_range.SetForegroundColour(wxRED) |
840 |
|
|
841 |
|
def OnRetrieve(self, event): |
842 |
|
|
843 |
|
if self.layer.table is not None: |
844 |
|
wxBeginBusyCursor() |
845 |
|
min, max = self.layer.table.ValueRange(self.fieldName) |
846 |
|
self.text_range.SetValue("[" + str(min) + ";" + str(max) + "]") |
847 |
|
wxEndBusyCursor() |
848 |
|
|
849 |
|
ID_CUSTOMRAMP_COPYSTART = 4001 |
850 |
|
ID_CUSTOMRAMP_COPYEND = 4002 |
851 |
|
ID_CUSTOMRAMP_EDITSTART = 4003 |
852 |
|
ID_CUSTOMRAMP_EDITEND = 4004 |
853 |
|
ID_CUSTOMRAMP_SPROP = 4005 |
854 |
|
ID_CUSTOMRAMP_EPROP = 4006 |
855 |
|
|
856 |
|
class CustomRampPanel(wxPanel): |
857 |
|
|
858 |
|
def __init__(self, parent, shapeType): |
859 |
|
wxPanel.__init__(self, parent, -1) |
860 |
|
|
861 |
|
topSizer = wxStaticBoxSizer(wxStaticBox(self, -1, ""), wxHORIZONTAL) |
862 |
|
|
863 |
|
bsizer = wxBoxSizer(wxVERTICAL) |
864 |
|
bsizer.Add(wxStaticText(self, -1, _("Start:")), 0, wxALL | wxCENTER, 4) |
865 |
|
self.startPropCtrl = classifier.ClassGroupPropertiesCtrl( |
866 |
|
self, ID_CUSTOMRAMP_SPROP, |
867 |
|
ClassGroupProperties(), shapeType, |
868 |
|
style=wxSIMPLE_BORDER, size=(40, 20)) |
869 |
|
bsizer.Add(self.startPropCtrl, 1, wxGROW | wxALL | wxCENTER, 4) |
870 |
|
bsizer.Add(wxButton(self, ID_CUSTOMRAMP_EDITSTART, _("Change")), |
871 |
|
0, wxGROW | wxALL | wxCENTER, 4) |
872 |
|
|
873 |
|
topSizer.Add(bsizer, |
874 |
|
1, wxALL \ |
875 |
|
| wxSHAPED \ |
876 |
|
| wxALIGN_CENTER_HORIZONTAL \ |
877 |
|
| wxALIGN_CENTER_VERTICAL, \ |
878 |
|
4) |
879 |
|
|
880 |
|
bmp = resource.GetBitmapResource(USE_BMP, wxBITMAP_TYPE_XPM) |
881 |
|
bsizer = wxBoxSizer(wxVERTICAL) |
882 |
|
bsizer.Add(wxBitmapButton(self, ID_CUSTOMRAMP_COPYSTART, bmp), |
883 |
|
0, wxGROW | wxALL, 4) |
884 |
|
bmp = resource.GetBitmapResource(USENOT_BMP, wxBITMAP_TYPE_XPM) |
885 |
|
bsizer.Add(wxBitmapButton(self, ID_CUSTOMRAMP_COPYEND, bmp), |
886 |
|
0, wxGROW | wxALL, 4) |
887 |
|
|
888 |
|
topSizer.Add(bsizer, |
889 |
|
0, wxALL \ |
890 |
|
| wxALIGN_CENTER_HORIZONTAL \ |
891 |
|
| wxALIGN_CENTER_VERTICAL, |
892 |
|
4) |
893 |
|
|
894 |
|
bsizer = wxBoxSizer(wxVERTICAL) |
895 |
|
bsizer.Add(wxStaticText(self, -1, _("End:")), 0, wxALL | wxCENTER, 4) |
896 |
|
self.endPropCtrl = classifier.ClassGroupPropertiesCtrl( |
897 |
|
self, ID_CUSTOMRAMP_EPROP, |
898 |
|
ClassGroupProperties(), shapeType, |
899 |
|
style=wxSIMPLE_BORDER, size=(40, 20)) |
900 |
|
bsizer.Add(self.endPropCtrl, 1, wxGROW | wxALL | wxCENTER, 4) |
901 |
|
bsizer.Add(wxButton(self, ID_CUSTOMRAMP_EDITEND, _("Change")), |
902 |
|
0, wxGROW | wxALL | wxCENTER, 4) |
903 |
|
|
904 |
|
topSizer.Add(bsizer, |
905 |
|
1, wxALL \ |
906 |
|
| wxSHAPED \ |
907 |
|
| wxALIGN_RIGHT \ |
908 |
|
| wxALIGN_CENTER_HORIZONTAL \ |
909 |
|
| wxALIGN_CENTER_VERTICAL, |
910 |
|
4) |
911 |
|
|
912 |
|
EVT_BUTTON(self, ID_CUSTOMRAMP_COPYSTART, self._OnCopyStart) |
913 |
|
EVT_BUTTON(self, ID_CUSTOMRAMP_COPYEND, self._OnCopyEnd) |
914 |
|
EVT_BUTTON(self, ID_CUSTOMRAMP_EDITSTART, self._OnEditStart) |
915 |
|
EVT_BUTTON(self, ID_CUSTOMRAMP_EDITEND, self._OnEditEnd) |
916 |
|
|
917 |
|
self.SetSizer(topSizer) |
918 |
|
self.SetAutoLayout(True) |
919 |
|
topSizer.SetSizeHints(self) |
920 |
|
|
921 |
|
def GetRamp(self): |
922 |
|
return CustomRamp(self.startPropCtrl.GetProperties(), |
923 |
|
self.endPropCtrl.GetProperties()) |
924 |
|
|
925 |
self.fillColor.red += self.fill_redStep |
def _OnCopyStart(self, event): |
926 |
self.fillColor.green += self.fill_greenStep |
self.endPropCtrl.SetProperties(self.startPropCtrl.GetProperties()) |
|
self.fillColor.blue += self.fill_blueStep |
|
927 |
|
|
928 |
self.lineWidth += self.line_widthStep |
def _OnCopyEnd(self, event): |
929 |
|
self.startPropCtrl.SetProperties(self.endPropCtrl.GetProperties()) |
930 |
|
|
931 |
self.count -= 1 |
def _OnEditStart(self, event): |
932 |
|
self.startPropCtrl.DoEdit() |
933 |
|
|
934 |
return prop |
def _OnEditEnd(self, event): |
935 |
|
self.endPropCtrl.DoEdit() |
936 |
|
|
937 |
|
|