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# Copyright (c) 2003 by Intevation GmbH |
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# Authors: |
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# Jonathan Coles <[email protected]> |
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# |
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# This program is free software under the GPL (>=v2) |
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# Read the file COPYING coming with Thuban for details. |
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import sys |
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from Thuban import _ |
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from wxPython.wx import * |
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from Thuban.Model.classification import Classification, ClassGroupRange, \ |
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ClassGroupSingleton, ClassGroupProperties |
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from Thuban.Model.table import Table, FIELDTYPE_INT, FIELDTYPE_DOUBLE, \ |
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FIELDTYPE_STRING |
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from Thuban.Model.color import Color |
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import classifier |
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import resource |
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ID_CLASSGEN_GEN = 4001 |
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ID_CLASSGEN_CLOSE = 4002 |
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ID_CLASSGEN_GENCOMBO = 4007 |
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ID_CLASSGEN_PROPCOMBO = 4008 |
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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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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_HOT2COLD = _("Hot-to-Cold Ramp") |
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class ClassGenDialog(wxDialog): |
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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"), |
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style = wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER) |
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self.parent = parent |
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self.clazz = None |
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self.type, name, width, prec = layer.table.field_info_by_name(fieldName) |
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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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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) |
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buttonSizer.Add(60, 20, 0, wxALL, 4) |
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buttonSizer.Add(wxButton(self, ID_CLASSGEN_CLOSE, _("Close")), |
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0, wxALL, 4) |
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############# |
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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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self.genChoice = wxChoice(self, ID_CLASSGEN_GENCOMBO) |
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psizer.Add(self.genChoice, 1, wxALL | wxGROW, 4) |
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EVT_CHOICE(self, ID_CLASSGEN_GENCOMBO, self._OnGenTypeSelect) |
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sizer.Add(psizer, 0, wxALL | wxGROW, 4) |
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############# |
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self.genPanel = None |
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panel = GenUniquePanel(self, layer, fieldName, self.type) |
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self.genChoice.Append(GENCOMBOSTR_UNIQUE, panel) |
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sizer.Add(panel, 1, wxGROW | wxALL, 4) |
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self.genPanel = panel |
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if self.type in (FIELDTYPE_INT, FIELDTYPE_DOUBLE): |
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panel = GenUniformPanel(self, layer, fieldName, self.type) |
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self.genChoice.Append(GENCOMBOSTR_UNIFORM, panel) |
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sizer.Add(panel, 1, wxGROW | wxALL, 4) |
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sizer.Show(panel, False) |
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self.genChoice.SetSelection(0) |
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|
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############# |
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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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|
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self.propCombo = wxChoice(self, ID_CLASSGEN_PROPCOMBO) |
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psizer.Add(self.propCombo, 1, wxALL | wxGROW, 4) |
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EVT_CHOICE(self, ID_CLASSGEN_PROPCOMBO, self._OnPropTypeSelect) |
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sizer.Add(psizer, 0, wxALL | wxGROW, 4) |
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|
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############# |
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self.propPanel = None |
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panel = CustomRampPanel(self, layer.ShapeType()) |
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sizer.Add(panel, 1, wxALL | wxGROW, 4) |
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sizer.Show(panel, False) |
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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_HOT2COLD, HotToColdRamp()) |
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self.propCombo.Append(PROPCOMBOSTR_CUSTOM, panel) |
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self.propCombo.SetSelection(0) |
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############# |
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sizer.Add(buttonSizer, 0, |
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wxALL | wxALIGN_BOTTOM | wxALIGN_CENTER_HORIZONTAL, 4) |
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self.SetSizer(sizer) |
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self.SetAutoLayout(True) |
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sizer.SetSizeHints(self) |
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self.sizer = sizer |
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EVT_BUTTON(self, ID_CLASSGEN_GEN, self._OnGenerate) |
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EVT_BUTTON(self, ID_CLASSGEN_CLOSE, self._OnCloseBtn) |
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def GetClassification(self): |
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return self.clazz |
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def AllowGenerate(self, on): |
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pass #self.genButton.Enable(on) |
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def _OnGenerate(self, event): |
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index = self.genChoice.GetSelection() |
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genSel = self.genChoice.GetString(index) |
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genPanel = self.genChoice.GetClientData(index) |
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propPanel = self.propPanel |
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if genSel in (GENCOMBOSTR_UNIFORM, GENCOMBOSTR_UNIQUE): |
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numGroups = genPanel.GetNumGroups() |
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index = self.propCombo.GetSelection() |
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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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self.parent._SetClassification(self.clazz) |
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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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def _OnCloseBtn(self, event): |
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self.Close() |
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def _OnGenTypeSelect(self, event): |
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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.sizer.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.sizer.Show(self.genPanel, True) |
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self.sizer.SetSizeHints(self) |
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self.sizer.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.sizer.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.sizer.Show(self.propPanel, True) |
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self.sizer.SetSizeHints(self) |
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self.sizer.Layout() |
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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): |
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wxPanel.__init__(self, parent, -1) |
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self.parent = parent |
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self.layer = layer |
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self.fieldName = fieldName |
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self.fieldType = fieldType |
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topSizer = wxStaticBoxSizer(wxStaticBox(self, -1, ""), |
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wxVERTICAL) |
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############# |
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sizer = wxBoxSizer(wxHORIZONTAL) |
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sizer.Add(wxStaticText(self, -1, _("Min:")), 0, wxALL, 4) |
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self.minCtrl = wxTextCtrl(self, ID_UNIFORM_MIN, style=wxTE_RIGHT) |
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sizer.Add(self.minCtrl, 1, wxALL, 4) |
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EVT_TEXT(self, ID_UNIFORM_MIN, self._OnRangeChanged) |
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sizer.Add(wxStaticText(self, -1, _("Max:")), 0, wxALL, 4) |
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self.maxCtrl = wxTextCtrl(self, ID_UNIFORM_MAX, style=wxTE_RIGHT) |
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sizer.Add(self.maxCtrl, 1, wxALL, 4) |
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EVT_TEXT(self, ID_UNIFORM_MAX, self._OnRangeChanged) |
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sizer.Add(wxButton(self, ID_UNIFORM_RETRIEVE, _("Retrieve From Table")), |
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0, wxALL, 4) |
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EVT_BUTTON(self, ID_UNIFORM_RETRIEVE, self._OnRetrieve) |
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topSizer.Add(sizer, 1, wxGROW, 0) |
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############# |
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sizer = wxBoxSizer(wxHORIZONTAL) |
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sizer.Add(wxStaticText(self, -1, _("Number of Groups:")), 0, wxALL, 4) |
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self.numGroupsCtrl = wxSpinCtrl(self, ID_UNIFORM_NGROUPS, |
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style=wxTE_RIGHT) |
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EVT_TEXT(self, ID_UNIFORM_NGROUPS, self._OnNumGroupsChanged) |
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EVT_SPINCTRL(self, ID_UNIFORM_NGROUPS, self._OnNumGroupsChanged) |
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sizer.Add(self.numGroupsCtrl, 1, wxALL, 4) |
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sizer.Add(wxStaticText(self, -1, _("Stepping:")), 0, wxALL, 4) |
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self.stepCtrl = wxTextCtrl(self, ID_UNIFORM_STEP, style=wxTE_RIGHT) |
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EVT_TEXT(self, ID_UNIFORM_STEP, self._OnSteppingChanged) |
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sizer.Add(self.stepCtrl , 1, wxALL, 4) |
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topSizer.Add(sizer, 1, wxGROW, 0) |
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############# |
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self.SetSizer(topSizer) |
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self.SetAutoLayout(True) |
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topSizer.SetSizeHints(self) |
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self.numGroupsChanging = False |
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self.steppingChanging = False |
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self.numGroupsCtrl.SetRange(1, sys.maxint) |
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self.numGroupsCtrl.SetValue(1) |
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self.stepCtrl.SetValue("1") |
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self.maxCtrl.SetValue("0") |
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self.minCtrl.SetValue("0") |
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self.minCtrl.SetFocus() |
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def GetNumGroups(self): |
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value = self.numGroupsCtrl.GetValue() |
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return self.__GetValidatedTypeEntry(self.numGroupsCtrl, |
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value, |
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FIELDTYPE_INT, |
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None) |
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def GetStepping(self): |
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step = self.stepCtrl.GetValue() |
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return self.__GetValidatedTypeEntry(self.stepCtrl, |
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step, |
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self.fieldType, |
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0) |
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def GetMin(self): |
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min = self.minCtrl.GetValue() |
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max = self.maxCtrl.GetValue() |
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return self.__GetValidatedTypeEntry(self.minCtrl, |
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min, |
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self.fieldType, |
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max) |
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def GetMax(self): |
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min = self.minCtrl.GetValue() |
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max = self.maxCtrl.GetValue() |
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return self.__GetValidatedTypeEntry(self.maxCtrl, |
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max, |
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self.fieldType, |
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min) |
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def _OnRangeChanged(self, event): |
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hasFocus = wxWindow_FindFocus() == event.GetEventObject() |
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min = self.GetMin() |
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max = self.GetMax() |
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on = min is not None \ |
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and max is not None |
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self.numGroupsCtrl.Enable(on) |
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self.stepCtrl.Enable(on) |
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ngroups = self.GetNumGroups() |
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|
|
if ngroups is not None \ |
364 |
|
|
and min is not None \ |
365 |
|
|
and max is not None \ |
366 |
|
|
and ngroups != 0: |
367 |
|
|
|
368 |
jonathan |
629 |
#self.stepCtrl.SetValue(str((max - min) / ngroups)) |
369 |
|
|
self.stepCtrl.SetValue(str(self.__CalcStepping(min, max, ngroups))) |
370 |
|
|
#self.numGroupsCtrl.SetValue(ngroups) |
371 |
jonathan |
607 |
|
372 |
|
|
self.parent.AllowGenerate(self.GetStepping() is not None) |
373 |
|
|
else: |
374 |
|
|
self.parent.AllowGenerate(False) |
375 |
|
|
|
376 |
|
|
|
377 |
|
|
if hasFocus: |
378 |
|
|
event.GetEventObject().SetFocus() |
379 |
|
|
|
380 |
|
|
def _OnNumGroupsChanged(self, event): |
381 |
|
|
if self.steppingChanging: |
382 |
|
|
self.steppingChanging = False |
383 |
|
|
return |
384 |
|
|
|
385 |
|
|
|
386 |
|
|
obj = event.GetEventObject() |
387 |
|
|
ngroups = self.GetNumGroups() |
388 |
|
|
min = self.GetMin() |
389 |
|
|
max = self.GetMax() |
390 |
|
|
|
391 |
|
|
if ngroups is not None \ |
392 |
|
|
and min is not None \ |
393 |
|
|
and max is not None \ |
394 |
|
|
and ngroups != 0: |
395 |
|
|
|
396 |
|
|
# |
397 |
|
|
# changing the value in the stepCtrl sends an event |
398 |
|
|
# that the control is changing, at which point |
399 |
|
|
# we try to update the numGroupsCtrl. This causes |
400 |
|
|
# an infinite recursion. This flag and the one |
401 |
|
|
# called steppingChanging tries to prevent the recursion. |
402 |
|
|
# |
403 |
|
|
self.numGroupsChanging = True |
404 |
|
|
|
405 |
jonathan |
629 |
self.stepCtrl.SetValue(str(self.__CalcStepping(min, max, ngroups))) |
406 |
|
|
|
407 |
jonathan |
607 |
self.parent.AllowGenerate(self.GetStepping() is not None) |
408 |
|
|
else: |
409 |
|
|
self.parent.AllowGenerate(False) |
410 |
|
|
|
411 |
|
|
|
412 |
|
|
def _OnSteppingChanged(self, event): |
413 |
|
|
if self.numGroupsChanging: |
414 |
|
|
self.numGroupsChanging = False |
415 |
|
|
return |
416 |
|
|
|
417 |
|
|
step = self.GetStepping() |
418 |
|
|
min = self.GetMin() |
419 |
|
|
max = self.GetMax() |
420 |
|
|
|
421 |
|
|
if step is not None \ |
422 |
|
|
and min is not None \ |
423 |
|
|
and max is not None \ |
424 |
|
|
and step != 0: |
425 |
|
|
|
426 |
|
|
# |
427 |
|
|
# see note in _OnNumGroupsChanged |
428 |
|
|
# |
429 |
|
|
self.steppingChanging = True |
430 |
jonathan |
629 |
self.numGroupsCtrl.SetValue(self.__CalcNumGroups(min, max, step)) |
431 |
jonathan |
607 |
|
432 |
|
|
self.parent.AllowGenerate(self.GetNumGroups() is not None) |
433 |
|
|
else: |
434 |
|
|
self.parent.AllowGenerate(False) |
435 |
|
|
|
436 |
jonathan |
629 |
def _OnRetrieve(self, event): |
437 |
|
|
|
438 |
|
|
if self.layer.table is not None: |
439 |
|
|
range = self.layer.table.field_range(self.fieldName) |
440 |
|
|
self.minCtrl.SetValue(str(range[0][0])) |
441 |
|
|
self.maxCtrl.SetValue(str(range[1][0])) |
442 |
|
|
|
443 |
jonathan |
607 |
def __GetValidatedTypeEntry(self, win, value, type, badValue = None): |
444 |
|
|
|
445 |
|
|
if type == FIELDTYPE_INT: |
446 |
|
|
func = int |
447 |
|
|
elif type == FIELDTYPE_DOUBLE: |
448 |
|
|
func = float |
449 |
|
|
elif type == FIELDTYPE_STRING: |
450 |
|
|
func = str |
451 |
|
|
else: |
452 |
|
|
assert False, "Unsupported FIELDTYPE" |
453 |
|
|
pass |
454 |
|
|
|
455 |
|
|
if self.__ValidateEntry(win, value, func, badValue): |
456 |
|
|
return func(value) |
457 |
|
|
|
458 |
|
|
return None |
459 |
|
|
|
460 |
|
|
def __ValidateEntry(self, win, value, test, badValue = None): |
461 |
|
|
|
462 |
|
|
valid = value != "" |
463 |
|
|
|
464 |
|
|
try: |
465 |
|
|
if valid: |
466 |
|
|
value = test(value) |
467 |
|
|
|
468 |
|
|
if badValue is not None: |
469 |
|
|
valid = value != test(badValue) |
470 |
|
|
except ValueError: |
471 |
|
|
valid = False |
472 |
|
|
|
473 |
|
|
if valid: |
474 |
|
|
win.SetForegroundColour(wxBLACK) |
475 |
|
|
else: |
476 |
|
|
win.SetForegroundColour(wxRED) |
477 |
|
|
|
478 |
jonathan |
620 |
win.Refresh() |
479 |
|
|
|
480 |
jonathan |
607 |
return valid |
481 |
jonathan |
629 |
|
482 |
|
|
def __CalcStepping(self, min, max, ngroups): |
483 |
jonathan |
781 |
step = (max - min) / float(ngroups) |
484 |
jonathan |
629 |
if self.fieldType == FIELDTYPE_INT: |
485 |
|
|
step = int(step) |
486 |
|
|
|
487 |
|
|
return step |
488 |
|
|
|
489 |
|
|
def __CalcNumGroups(self, min, max, step): |
490 |
|
|
n = int((max - min) / step) |
491 |
|
|
if n == 0: |
492 |
|
|
n = 1 |
493 |
|
|
|
494 |
|
|
if self.fieldType == FIELDTYPE_INT and step == 1: |
495 |
|
|
n += 1 |
496 |
|
|
|
497 |
|
|
return n |
498 |
|
|
|
499 |
|
|
|
500 |
|
|
ID_UNIQUE_RETRIEVE = 4001 |
501 |
|
|
ID_UNIQUE_USEALL = 4002 |
502 |
|
|
ID_UNIQUE_USE = 4003 |
503 |
|
|
ID_UNIQUE_DONTUSE = 4004 |
504 |
|
|
ID_UNIQUE_USENONE = 4005 |
505 |
|
|
ID_UNIQUE_SORTAVAIL = 4006 |
506 |
|
|
ID_UNIQUE_SORTUSE = 4007 |
507 |
jonathan |
649 |
ID_UNIQUE_REVAVAIL = 4008 |
508 |
|
|
ID_UNIQUE_REVUSE = 4009 |
509 |
jonathan |
629 |
|
510 |
|
|
class GenUniquePanel(wxPanel): |
511 |
|
|
|
512 |
|
|
def __init__(self, parent, layer, fieldName, fieldType): |
513 |
|
|
wxPanel.__init__(self, parent, -1) |
514 |
|
|
|
515 |
|
|
self.parent = parent |
516 |
|
|
self.layer = layer |
517 |
|
|
self.fieldName = fieldName |
518 |
|
|
self.fieldType = fieldType |
519 |
|
|
|
520 |
|
|
topSizer = wxStaticBoxSizer(wxStaticBox(self, -1, ""), |
521 |
|
|
wxVERTICAL) |
522 |
|
|
|
523 |
|
|
|
524 |
jonathan |
649 |
#bsizer = wxBoxSizer(wxVERTICAL) |
525 |
|
|
topSizer.Add(wxButton(self, ID_UNIQUE_RETRIEVE, |
526 |
|
|
_("Retrieve From Table")), |
527 |
|
|
0, wxALL | wxALIGN_RIGHT, 4) |
528 |
|
|
|
529 |
|
|
EVT_BUTTON(self, ID_UNIQUE_RETRIEVE, self._OnRetrieve) |
530 |
|
|
|
531 |
|
|
#topSizer.Add(bsizer, 0, wxALL, 4) |
532 |
|
|
|
533 |
jonathan |
629 |
sizer = wxBoxSizer(wxHORIZONTAL) |
534 |
|
|
|
535 |
|
|
self.dataList = [] |
536 |
|
|
|
537 |
|
|
psizer = wxBoxSizer(wxVERTICAL) |
538 |
|
|
self.list_avail = wxListCtrl(self, -1, |
539 |
|
|
style=wxLC_REPORT | wxLC_SINGLE_SEL) |
540 |
|
|
self.list_avail.InsertColumn(0, "Available") |
541 |
|
|
self.list_avail_data = [] |
542 |
|
|
psizer.Add(self.list_avail, 1, wxGROW, 0) |
543 |
|
|
|
544 |
jonathan |
649 |
bsizer = wxBoxSizer(wxHORIZONTAL) |
545 |
|
|
bsizer.Add(wxButton(self, ID_UNIQUE_SORTAVAIL, _("Sort"))) |
546 |
|
|
EVT_BUTTON(self, ID_UNIQUE_SORTAVAIL, self._OnSortList) |
547 |
jonathan |
629 |
|
548 |
jonathan |
649 |
bsizer.Add(wxButton(self, ID_UNIQUE_REVAVAIL, _("Reverse"))) |
549 |
|
|
EVT_BUTTON(self, ID_UNIQUE_REVAVAIL, self._OnReverseList) |
550 |
jonathan |
629 |
|
551 |
jonathan |
649 |
psizer.Add(bsizer, 0, wxGROW, 0) |
552 |
jonathan |
629 |
sizer.Add(psizer, 1, wxGROW, 0) |
553 |
|
|
|
554 |
jonathan |
607 |
|
555 |
jonathan |
629 |
bsizer = wxBoxSizer(wxVERTICAL) |
556 |
jonathan |
649 |
|
557 |
|
|
bmp = resource.GetBitmapResource(USEALL_BMP, wxBITMAP_TYPE_XPM) |
558 |
|
|
bsizer.Add(wxBitmapButton(self, ID_UNIQUE_USEALL, bmp), |
559 |
jonathan |
629 |
0, wxGROW | wxALL, 4) |
560 |
jonathan |
649 |
bmp = resource.GetBitmapResource(USE_BMP, wxBITMAP_TYPE_XPM) |
561 |
|
|
bsizer.Add(wxBitmapButton(self, ID_UNIQUE_USE, bmp), |
562 |
jonathan |
629 |
0, wxGROW | wxALL, 4) |
563 |
jonathan |
649 |
bmp = resource.GetBitmapResource(USENOT_BMP, wxBITMAP_TYPE_XPM) |
564 |
|
|
bsizer.Add(wxBitmapButton(self, ID_UNIQUE_DONTUSE, bmp), |
565 |
jonathan |
629 |
0, wxGROW | wxALL, 4) |
566 |
jonathan |
649 |
bmp = resource.GetBitmapResource(USENONE_BMP, wxBITMAP_TYPE_XPM) |
567 |
|
|
bsizer.Add(wxBitmapButton(self, ID_UNIQUE_USENONE, bmp), |
568 |
jonathan |
629 |
0, wxGROW | wxALL, 4) |
569 |
jonathan |
607 |
|
570 |
jonathan |
629 |
EVT_BUTTON(self, ID_UNIQUE_USEALL, self._OnUseAll) |
571 |
|
|
EVT_BUTTON(self, ID_UNIQUE_USE, self._OnUse) |
572 |
|
|
EVT_BUTTON(self, ID_UNIQUE_DONTUSE, self._OnDontUse) |
573 |
|
|
EVT_BUTTON(self, ID_UNIQUE_USENONE, self._OnUseNone) |
574 |
jonathan |
607 |
|
575 |
jonathan |
629 |
sizer.Add(bsizer, 0, wxALL | wxALIGN_CENTER_VERTICAL, 4) |
576 |
|
|
|
577 |
|
|
psizer = wxBoxSizer(wxVERTICAL) |
578 |
|
|
self.list_use = wxListCtrl(self, -1, |
579 |
|
|
style=wxLC_REPORT | wxLC_SINGLE_SEL) |
580 |
|
|
self.list_use.InsertColumn(0, "Use") |
581 |
|
|
self.list_use_data = [] |
582 |
|
|
psizer.Add(self.list_use, 1, wxGROW, 0) |
583 |
|
|
|
584 |
jonathan |
649 |
bsizer = wxBoxSizer(wxHORIZONTAL) |
585 |
|
|
bsizer.Add(wxButton(self, ID_UNIQUE_SORTUSE, _("Sort"))) |
586 |
|
|
EVT_BUTTON(self, ID_UNIQUE_SORTUSE, self._OnSortList) |
587 |
jonathan |
629 |
|
588 |
jonathan |
649 |
bsizer.Add(wxButton(self, ID_UNIQUE_REVUSE, _("Reverse"))) |
589 |
|
|
EVT_BUTTON(self, ID_UNIQUE_REVUSE, self._OnReverseList) |
590 |
jonathan |
629 |
|
591 |
jonathan |
649 |
psizer.Add(bsizer, 0, wxGROW, 0) |
592 |
|
|
|
593 |
jonathan |
629 |
sizer.Add(psizer, 1, wxGROW, 0) |
594 |
|
|
|
595 |
|
|
|
596 |
|
|
topSizer.Add(sizer, 1, wxGROW, 0) |
597 |
|
|
|
598 |
|
|
self.SetSizer(topSizer) |
599 |
|
|
self.SetAutoLayout(True) |
600 |
|
|
topSizer.SetSizeHints(self) |
601 |
|
|
|
602 |
|
|
self.parent.AllowGenerate(False) |
603 |
|
|
|
604 |
|
|
self.mylist = ["Hallo", "Welt!", "Wie", "geht", "es", "dir", "?"] |
605 |
|
|
|
606 |
|
|
def GetNumGroups(self): |
607 |
|
|
return self.list_use.GetItemCount() |
608 |
|
|
|
609 |
|
|
def GetValueList(self): |
610 |
|
|
list = [] |
611 |
|
|
for i in range(self.list_use.GetItemCount()): |
612 |
|
|
list.append(self.dataList[self.list_use.GetItemData(i)]) |
613 |
|
|
return list |
614 |
|
|
|
615 |
jonathan |
649 |
def _OnSortList(self, event): |
616 |
|
|
id = event.GetId() |
617 |
jonathan |
629 |
|
618 |
jonathan |
649 |
if id == ID_UNIQUE_SORTUSE: |
619 |
|
|
list = self.list_use |
620 |
|
|
else: |
621 |
|
|
list = self.list_avail |
622 |
jonathan |
629 |
|
623 |
jonathan |
649 |
list.SortItems(lambda i1, i2: cmp(self.dataList[i1], |
624 |
|
|
self.dataList[i2])) |
625 |
|
|
|
626 |
|
|
def _OnReverseList(self, event): |
627 |
|
|
id = event.GetId() |
628 |
|
|
|
629 |
|
|
if id == ID_UNIQUE_REVUSE: |
630 |
|
|
list = self.list_use |
631 |
|
|
else: |
632 |
|
|
list = self.list_avail |
633 |
|
|
|
634 |
|
|
# |
635 |
|
|
# always returning 1 reverses the list |
636 |
|
|
# |
637 |
|
|
list.SortItems(lambda i1, i2: 1) |
638 |
|
|
|
639 |
jonathan |
629 |
def _OnRetrieve(self, event): |
640 |
|
|
self.list_use.DeleteAllItems() |
641 |
|
|
self.list_use_data = [] |
642 |
|
|
self.list_avail.DeleteAllItems() |
643 |
|
|
self.list_avail_data = [] |
644 |
|
|
|
645 |
|
|
list = self.layer.table.GetUniqueValues(self.fieldName) |
646 |
|
|
index = 0 |
647 |
|
|
for v in list: |
648 |
|
|
self.dataList.append(v) |
649 |
|
|
i = self.list_avail.InsertStringItem(index, str(v)) |
650 |
|
|
self.list_avail.SetItemData(index, i) |
651 |
|
|
|
652 |
|
|
self.list_avail_data.append(v) |
653 |
|
|
index += 1 |
654 |
|
|
|
655 |
|
|
def _OnUseAll(self, event): |
656 |
|
|
for i in range(self.list_avail.GetItemCount()): |
657 |
|
|
self.__MoveListItem(0, self.list_avail, self.list_use) |
658 |
|
|
|
659 |
|
|
def _OnUse(self, event): |
660 |
|
|
self.__MoveSelectedItems(self.list_avail, self.list_use) |
661 |
|
|
|
662 |
|
|
def _OnDontUse(self, event): |
663 |
|
|
self.__MoveSelectedItems(self.list_use, self.list_avail) |
664 |
|
|
|
665 |
|
|
def _OnUseNone(self, event): |
666 |
|
|
|
667 |
|
|
for i in range(self.list_use.GetItemCount()): |
668 |
|
|
self.__MoveListItem(0, self.list_use, self.list_avail) |
669 |
|
|
|
670 |
|
|
def __MoveSelectedItems(self, list_src, list_dest): |
671 |
|
|
while True: |
672 |
|
|
index = list_src.GetNextItem(-1, |
673 |
|
|
wxLIST_NEXT_ALL, |
674 |
|
|
wxLIST_STATE_SELECTED) |
675 |
|
|
|
676 |
|
|
if index == -1: |
677 |
|
|
break |
678 |
|
|
|
679 |
|
|
self.__MoveListItem(index, list_src, list_dest) |
680 |
|
|
|
681 |
|
|
|
682 |
|
|
def __MoveListItem(self, index, list_src, list_dest): |
683 |
|
|
|
684 |
|
|
item = list_src.GetItem(index) |
685 |
|
|
|
686 |
|
|
x = list_dest.InsertStringItem( |
687 |
|
|
list_dest.GetItemCount(), |
688 |
|
|
str(self.dataList[item.GetData()])) |
689 |
|
|
|
690 |
|
|
list_dest.SetItemData(x, item.GetData()) |
691 |
|
|
|
692 |
|
|
list_src.DeleteItem(index) |
693 |
|
|
|
694 |
|
|
# def _OnListSize(self, event): |
695 |
|
|
# list = event.GetEventObject() |
696 |
|
|
|
697 |
|
|
# list.SetColumnWidth(0, event.GetSize().GetWidth()) |
698 |
|
|
# |
699 |
|
|
|
700 |
|
|
ID_CUSTOMRAMP_COPYSTART = 4001 |
701 |
|
|
ID_CUSTOMRAMP_COPYEND = 4002 |
702 |
|
|
ID_CUSTOMRAMP_EDITSTART = 4003 |
703 |
|
|
ID_CUSTOMRAMP_EDITEND = 4004 |
704 |
|
|
ID_CUSTOMRAMP_SPROP = 4005 |
705 |
|
|
ID_CUSTOMRAMP_EPROP = 4006 |
706 |
|
|
|
707 |
|
|
class CustomRampPanel(wxPanel): |
708 |
|
|
|
709 |
|
|
def __init__(self, parent, shapeType): |
710 |
jonathan |
607 |
wxPanel.__init__(self, parent, -1) |
711 |
|
|
|
712 |
jonathan |
629 |
topSizer = wxStaticBoxSizer(wxStaticBox(self, -1, ""), wxHORIZONTAL) |
713 |
jonathan |
607 |
|
714 |
jonathan |
629 |
bsizer = wxBoxSizer(wxVERTICAL) |
715 |
|
|
bsizer.Add(wxStaticText(self, -1, _("Start:")), 0, wxALL | wxCENTER, 4) |
716 |
|
|
self.startPropCtrl = classifier.ClassGroupPropertiesCtrl( |
717 |
|
|
self, ID_CUSTOMRAMP_SPROP, |
718 |
|
|
ClassGroupProperties(), shapeType, |
719 |
|
|
style=wxSIMPLE_BORDER, size=(40, 20)) |
720 |
|
|
bsizer.Add(self.startPropCtrl, 1, wxGROW | wxALL | wxCENTER, 4) |
721 |
|
|
bsizer.Add(wxButton(self, ID_CUSTOMRAMP_EDITSTART, _("Change")), |
722 |
|
|
0, wxGROW | wxALL | wxCENTER, 4) |
723 |
|
|
|
724 |
|
|
topSizer.Add(bsizer, |
725 |
|
|
1, wxALL \ |
726 |
|
|
| wxSHAPED \ |
727 |
|
|
| wxALIGN_CENTER_HORIZONTAL \ |
728 |
|
|
| wxALIGN_CENTER_VERTICAL, \ |
729 |
|
|
4) |
730 |
|
|
|
731 |
jonathan |
649 |
bmp = resource.GetBitmapResource(USE_BMP, wxBITMAP_TYPE_XPM) |
732 |
jonathan |
629 |
bsizer = wxBoxSizer(wxVERTICAL) |
733 |
jonathan |
649 |
bsizer.Add(wxBitmapButton(self, ID_CUSTOMRAMP_COPYSTART, bmp), |
734 |
jonathan |
629 |
0, wxGROW | wxALL, 4) |
735 |
jonathan |
649 |
bmp = resource.GetBitmapResource(USENOT_BMP, wxBITMAP_TYPE_XPM) |
736 |
|
|
bsizer.Add(wxBitmapButton(self, ID_CUSTOMRAMP_COPYEND, bmp), |
737 |
jonathan |
629 |
0, wxGROW | wxALL, 4) |
738 |
|
|
|
739 |
|
|
topSizer.Add(bsizer, |
740 |
|
|
0, wxALL \ |
741 |
|
|
| wxALIGN_CENTER_HORIZONTAL \ |
742 |
|
|
| wxALIGN_CENTER_VERTICAL, |
743 |
|
|
4) |
744 |
|
|
|
745 |
|
|
bsizer = wxBoxSizer(wxVERTICAL) |
746 |
|
|
bsizer.Add(wxStaticText(self, -1, _("End:")), 0, wxALL | wxCENTER, 4) |
747 |
|
|
self.endPropCtrl = classifier.ClassGroupPropertiesCtrl( |
748 |
|
|
self, ID_CUSTOMRAMP_EPROP, |
749 |
|
|
ClassGroupProperties(), shapeType, |
750 |
|
|
style=wxSIMPLE_BORDER, size=(40, 20)) |
751 |
|
|
bsizer.Add(self.endPropCtrl, 1, wxGROW | wxALL | wxCENTER, 4) |
752 |
|
|
bsizer.Add(wxButton(self, ID_CUSTOMRAMP_EDITEND, _("Change")), |
753 |
|
|
0, wxGROW | wxALL | wxCENTER, 4) |
754 |
|
|
|
755 |
|
|
topSizer.Add(bsizer, |
756 |
|
|
1, wxALL \ |
757 |
|
|
| wxSHAPED \ |
758 |
|
|
| wxALIGN_RIGHT \ |
759 |
|
|
| wxALIGN_CENTER_HORIZONTAL \ |
760 |
|
|
| wxALIGN_CENTER_VERTICAL, |
761 |
|
|
4) |
762 |
|
|
|
763 |
|
|
EVT_BUTTON(self, ID_CUSTOMRAMP_COPYSTART, self._OnCopyStart) |
764 |
|
|
EVT_BUTTON(self, ID_CUSTOMRAMP_COPYEND, self._OnCopyEnd) |
765 |
|
|
EVT_BUTTON(self, ID_CUSTOMRAMP_EDITSTART, self._OnEditStart) |
766 |
|
|
EVT_BUTTON(self, ID_CUSTOMRAMP_EDITEND, self._OnEditEnd) |
767 |
|
|
|
768 |
|
|
self.SetSizer(topSizer) |
769 |
|
|
self.SetAutoLayout(True) |
770 |
|
|
topSizer.SetSizeHints(self) |
771 |
|
|
|
772 |
jonathan |
635 |
def GetRamp(self): |
773 |
|
|
return CustomRamp(self.startPropCtrl.GetProperties(), |
774 |
|
|
self.endPropCtrl.GetProperties()) |
775 |
jonathan |
629 |
|
776 |
|
|
def _OnCopyStart(self, event): |
777 |
|
|
self.endPropCtrl.SetProperties(self.startPropCtrl.GetProperties()) |
778 |
|
|
|
779 |
|
|
def _OnCopyEnd(self, event): |
780 |
|
|
self.startPropCtrl.SetProperties(self.endPropCtrl.GetProperties()) |
781 |
|
|
|
782 |
|
|
def _OnEditStart(self, event): |
783 |
|
|
self.startPropCtrl.DoEdit() |
784 |
|
|
|
785 |
|
|
def _OnEditEnd(self, event): |
786 |
|
|
self.endPropCtrl.DoEdit() |
787 |
|
|
|
788 |
jonathan |
607 |
class ClassGenerator: |
789 |
|
|
|
790 |
jonathan |
635 |
def GenSingletonsFromList(self, list, numGroups, ramp): |
791 |
jonathan |
607 |
"""Generate a new classification consisting solely of singletons. |
792 |
|
|
|
793 |
|
|
The resulting classification will consist of at most 'numGroups' |
794 |
|
|
groups whose group properties ramp between 'prop1' and 'prop2'. There |
795 |
|
|
could be fewer groups if 'list' contains fewer that 'numGroups' items. |
796 |
|
|
|
797 |
|
|
list -- any object that implements the iterator interface |
798 |
|
|
|
799 |
|
|
numGroups -- how many groups to generate. This can not be |
800 |
|
|
determined while the classification is being |
801 |
|
|
generated because the stepping values must |
802 |
|
|
be precalculated to ramp between prop1 and prop2. |
803 |
|
|
|
804 |
|
|
prop1 -- initial group property values |
805 |
|
|
|
806 |
|
|
prop2 -- final group property values |
807 |
|
|
""" |
808 |
|
|
|
809 |
|
|
clazz = Classification() |
810 |
|
|
if numGroups == 0: return clazz |
811 |
|
|
|
812 |
jonathan |
635 |
ramp.SetNumGroups(numGroups) |
813 |
|
|
|
814 |
|
|
for value, prop in zip(list, ramp): |
815 |
jonathan |
614 |
clazz.AppendGroup(ClassGroupSingleton(value, prop)) |
816 |
jonathan |
607 |
|
817 |
|
|
return clazz |
818 |
|
|
|
819 |
jonathan |
635 |
def GenSingletons(self, min, max, numGroups, ramp): |
820 |
jonathan |
607 |
|
821 |
|
|
clazz = Classification() |
822 |
jonathan |
629 |
|
823 |
|
|
#step = int((max - min) / float(numGroups)) |
824 |
|
|
|
825 |
|
|
if numGroups > 0: |
826 |
jonathan |
781 |
|
827 |
|
|
step = int((max - min + 1) / float(numGroups)) |
828 |
jonathan |
629 |
cur_value = min |
829 |
|
|
|
830 |
jonathan |
635 |
ramp.SetNumGroups(numGroups) |
831 |
|
|
|
832 |
|
|
for prop in ramp: |
833 |
jonathan |
781 |
clazz.AppendGroup(ClassGroupSingleton(cur_value), prop) |
834 |
jonathan |
629 |
cur_value += step |
835 |
|
|
|
836 |
|
|
return clazz |
837 |
|
|
|
838 |
|
|
def GenUnifromDistribution(self, min, max, numGroups, |
839 |
jonathan |
635 |
ramp, intStep = False): |
840 |
jonathan |
629 |
"""Generate a classification with numGroups range groups |
841 |
|
|
each with the same interval. |
842 |
|
|
|
843 |
|
|
intStep -- force the calculated stepping to an integer. |
844 |
|
|
Useful if the values are integers but the |
845 |
|
|
number of groups specified doesn't evenly |
846 |
|
|
divide (max - min). |
847 |
|
|
""" |
848 |
|
|
|
849 |
|
|
clazz = Classification() |
850 |
jonathan |
607 |
if numGroups == 0: return clazz |
851 |
|
|
|
852 |
jonathan |
635 |
ramp.SetNumGroups(numGroups) |
853 |
|
|
|
854 |
jonathan |
781 |
step = (max - min) / float(numGroups) |
855 |
jonathan |
607 |
|
856 |
jonathan |
629 |
if intStep: |
857 |
|
|
step = int(step) |
858 |
|
|
|
859 |
jonathan |
607 |
cur_min = min |
860 |
|
|
cur_max = cur_min + step |
861 |
|
|
|
862 |
|
|
i = 0 |
863 |
jonathan |
635 |
for prop in ramp: |
864 |
jonathan |
607 |
|
865 |
|
|
if i == (numGroups - 1): |
866 |
|
|
cur_max = max |
867 |
|
|
|
868 |
|
|
# this check guards against rounding issues |
869 |
|
|
if cur_min != cur_max: |
870 |
jonathan |
781 |
clazz.AppendGroup(ClassGroupRange(cur_min, cur_max, prop)) |
871 |
jonathan |
607 |
|
872 |
|
|
cur_min = cur_max |
873 |
|
|
cur_max += step |
874 |
|
|
i += 1 |
875 |
|
|
|
876 |
|
|
return clazz |
877 |
|
|
|
878 |
jonathan |
629 |
CLR = 0 |
879 |
|
|
STEP = 1 |
880 |
|
|
class CustomRamp: |
881 |
jonathan |
607 |
|
882 |
jonathan |
635 |
def __init__(self, prop1, prop2): |
883 |
|
|
self.prop1 = prop1 |
884 |
|
|
self.prop2 = prop2 |
885 |
jonathan |
607 |
|
886 |
jonathan |
635 |
self.count = 0 |
887 |
|
|
|
888 |
|
|
def __iter__(self): |
889 |
|
|
return self |
890 |
|
|
|
891 |
|
|
def GetRamp(self): |
892 |
|
|
return self |
893 |
|
|
|
894 |
|
|
def SetNumGroups(self, num): |
895 |
|
|
|
896 |
|
|
if num <= 0: |
897 |
|
|
return False |
898 |
|
|
|
899 |
jonathan |
607 |
self.count = int(num) |
900 |
|
|
num = float(num) |
901 |
|
|
|
902 |
jonathan |
635 |
prop1 = self.prop1 |
903 |
|
|
prop2 = self.prop2 |
904 |
|
|
|
905 |
jonathan |
629 |
clr = prop1.GetLineColor() |
906 |
|
|
lineColor2 = prop2.GetLineColor() |
907 |
|
|
|
908 |
|
|
self.noLine = clr is not Color.Transparent \ |
909 |
|
|
and lineColor2 is not Color.Transparent |
910 |
jonathan |
607 |
|
911 |
|
|
|
912 |
jonathan |
629 |
self.lineInfo = self.__GetColorInfo(prop1.GetLineColor(), |
913 |
|
|
prop2.GetLineColor(), |
914 |
|
|
num) |
915 |
jonathan |
607 |
|
916 |
jonathan |
629 |
self.fillInfo = self.__GetColorInfo(prop1.GetFill(), |
917 |
|
|
prop2.GetFill(), |
918 |
|
|
num) |
919 |
jonathan |
607 |
|
920 |
jonathan |
629 |
self.lineWidth = prop1.GetLineWidth() |
921 |
|
|
self.lineWidthStep = (prop2.GetLineWidth() - self.lineWidth) / num |
922 |
jonathan |
607 |
|
923 |
jonathan |
635 |
return True |
924 |
jonathan |
607 |
|
925 |
|
|
def next(self): |
926 |
|
|
if self.count == 0: |
927 |
|
|
raise StopIteration |
928 |
|
|
|
929 |
|
|
prop = ClassGroupProperties() |
930 |
|
|
|
931 |
jonathan |
629 |
if self.lineInfo is None: |
932 |
|
|
prop.SetLineColor(Color.Transparent) |
933 |
|
|
else: |
934 |
|
|
prop.SetLineColor(Color(self.lineInfo[CLR][0] / 255, |
935 |
|
|
self.lineInfo[CLR][1] / 255, |
936 |
|
|
self.lineInfo[CLR][2] / 255)) |
937 |
jonathan |
607 |
|
938 |
jonathan |
629 |
self.lineInfo[CLR][0] += self.lineInfo[STEP][0] |
939 |
|
|
self.lineInfo[CLR][1] += self.lineInfo[STEP][1] |
940 |
|
|
self.lineInfo[CLR][2] += self.lineInfo[STEP][2] |
941 |
jonathan |
607 |
|
942 |
jonathan |
629 |
if self.fillInfo is None: |
943 |
|
|
prop.SetFill(Color.Transparent) |
944 |
|
|
else: |
945 |
|
|
prop.SetFill(Color(self.fillInfo[CLR][0] / 255, |
946 |
|
|
self.fillInfo[CLR][1] / 255, |
947 |
|
|
self.fillInfo[CLR][2] / 255)) |
948 |
|
|
|
949 |
|
|
self.fillInfo[CLR][0] += self.fillInfo[STEP][0] |
950 |
|
|
self.fillInfo[CLR][1] += self.fillInfo[STEP][1] |
951 |
|
|
self.fillInfo[CLR][2] += self.fillInfo[STEP][2] |
952 |
|
|
|
953 |
|
|
|
954 |
|
|
prop.SetLineWidth(int(self.lineWidth)) |
955 |
|
|
self.lineWidth += self.lineWidthStep |
956 |
|
|
|
957 |
jonathan |
607 |
self.count -= 1 |
958 |
|
|
|
959 |
|
|
return prop |
960 |
|
|
|
961 |
jonathan |
629 |
def __GetColorInfo(self, color1, color2, numGroups): |
962 |
|
|
|
963 |
|
|
if color1 is Color.Transparent and color2 is Color.Transparent: |
964 |
|
|
# |
965 |
|
|
# returning early |
966 |
|
|
# |
967 |
|
|
return None |
968 |
|
|
elif color1 is not Color.Transparent and color2 is Color.Transparent: |
969 |
|
|
color = [color1.red * 255, |
970 |
|
|
color1.green * 255, |
971 |
|
|
color1.blue * 255] |
972 |
|
|
step = (0, 0, 0) |
973 |
|
|
elif color1 is Color.Transparent and color2 is not Color.Transparent: |
974 |
|
|
color = [color2.red * 255, |
975 |
|
|
color2.green * 255, |
976 |
|
|
color2.blue * 255] |
977 |
|
|
step = (0, 0, 0) |
978 |
|
|
else: |
979 |
|
|
color = [color1.red * 255, |
980 |
|
|
color1.green * 255, |
981 |
|
|
color1.blue * 255] |
982 |
|
|
step = ((color2.red * 255 - color1.red * 255) / numGroups, |
983 |
|
|
(color2.green * 255 - color1.green * 255) / numGroups, |
984 |
|
|
(color2.blue * 255 - color1.blue * 255) / numGroups) |
985 |
|
|
|
986 |
|
|
|
987 |
|
|
return (color, step) |
988 |
jonathan |
635 |
|
989 |
|
|
class MonochromaticRamp(CustomRamp): |
990 |
|
|
def __init__(self, start, end): |
991 |
|
|
sp = ClassGroupProperties() |
992 |
|
|
sp.SetLineColor(start) |
993 |
|
|
sp.SetFill(start) |
994 |
|
|
|
995 |
|
|
ep = ClassGroupProperties() |
996 |
|
|
ep.SetLineColor(end) |
997 |
|
|
ep.SetFill(end) |
998 |
|
|
|
999 |
|
|
CustomRamp.__init__(self, sp, ep) |
1000 |
|
|
|
1001 |
jonathan |
649 |
class GreyRamp(MonochromaticRamp): |
1002 |
|
|
def __init__(self): |
1003 |
jonathan |
654 |
MonochromaticRamp.__init__(self, Color(1, 1, 1), Color(0, 0, 0)) |
1004 |
jonathan |
649 |
|
1005 |
jonathan |
635 |
class RedRamp(MonochromaticRamp): |
1006 |
|
|
def __init__(self): |
1007 |
jonathan |
654 |
MonochromaticRamp.__init__(self, Color(1, 1, 1), Color(.8, 0, 0)) |
1008 |
jonathan |
635 |
|
1009 |
|
|
class GreenRamp(MonochromaticRamp): |
1010 |
|
|
def __init__(self): |
1011 |
jonathan |
654 |
MonochromaticRamp.__init__(self, Color(1, 1, 1), Color(0, .8, 0)) |
1012 |
jonathan |
635 |
|
1013 |
|
|
class BlueRamp(MonochromaticRamp): |
1014 |
|
|
def __init__(self): |
1015 |
jonathan |
654 |
MonochromaticRamp.__init__(self, Color(1, 1, 1), Color(0, 0, .8)) |
1016 |
jonathan |
635 |
|
1017 |
jonathan |
649 |
class HotToColdRamp: |
1018 |
|
|
|
1019 |
|
|
def __iter__(self): |
1020 |
|
|
return self |
1021 |
|
|
|
1022 |
|
|
def GetRamp(self): |
1023 |
|
|
return self |
1024 |
|
|
|
1025 |
|
|
def SetNumGroups(self, num): |
1026 |
|
|
if num < 0: |
1027 |
|
|
return False |
1028 |
|
|
|
1029 |
|
|
self.num = float(num) |
1030 |
|
|
self.index = 0 |
1031 |
|
|
|
1032 |
|
|
return True |
1033 |
|
|
|
1034 |
|
|
def next(self): |
1035 |
|
|
if self.index == self.num: |
1036 |
|
|
raise StopIteration |
1037 |
|
|
|
1038 |
|
|
clr = [1.0, 1.0, 1.0] |
1039 |
|
|
|
1040 |
|
|
if self.index < (.25 * self.num): |
1041 |
|
|
clr[0] = 0 |
1042 |
|
|
clr[1] = 4 * self.index / self.num |
1043 |
|
|
elif self.index < (.5 * self.num): |
1044 |
|
|
clr[0] = 0 |
1045 |
|
|
clr[2] = 1 + 4 * (.25 * self.num - self.index) / self.num |
1046 |
|
|
elif self.index < (.75 * self.num): |
1047 |
|
|
clr[0] = 4 * (self.index - .5 * self.num) / self.num |
1048 |
|
|
clr[2] = 0 |
1049 |
|
|
else: |
1050 |
|
|
clr[1] = 1 + 4 * (.75 * self.num - self.index) / self.num |
1051 |
|
|
clr[2] = 0 |
1052 |
|
|
|
1053 |
|
|
self.index += 1 |
1054 |
|
|
|
1055 |
|
|
prop = ClassGroupProperties() |
1056 |
|
|
prop.SetLineColor(Color(clr[0], clr[1], clr[2])) |
1057 |
|
|
prop.SetFill(Color(clr[0], clr[1], clr[2])) |
1058 |
|
|
|
1059 |
|
|
return prop |
1060 |
|
|
|
1061 |
|
|
#class Colors16Ramp: |
1062 |
|
|
# |
1063 |
|
|
#def __iter__(self): |
1064 |
|
|
#return self |
1065 |
|
|
# |
1066 |
|
|
#def GetRamp(self): |
1067 |
|
|
#return self |
1068 |
|
|
# |
1069 |
|
|
#def SetNumGroups(self, num): |
1070 |
|
|
#if num < 0: |
1071 |
|
|
#return False |
1072 |
|
|
# |
1073 |
|
|
#self.index = 0 |
1074 |
|
|
# |
1075 |
|
|
#return True |
1076 |
|
|
|
1077 |
|
|
|