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from wxPython.wx import * |
from wxPython.wx import * |
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from Thuban.Model.classification import Classification, ClassGroupRange, \ |
from Thuban.Model.classification import ClassGroupProperties |
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ClassGroupSingleton, ClassGroupProperties |
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from Thuban.Model.table import Table, FIELDTYPE_INT, FIELDTYPE_DOUBLE, \ |
from Thuban.Model.table import FIELDTYPE_INT, FIELDTYPE_DOUBLE, \ |
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FIELDTYPE_STRING |
FIELDTYPE_STRING |
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from Thuban.Model.color import Color |
from Thuban.Model.range import Range |
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import classifier |
import classifier, resource |
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import resource |
from Thuban.Model.classgen import ClassGenerator, \ |
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CustomRamp, GreyRamp, RedRamp, GreenRamp, BlueRamp, GreenToRedRamp, \ |
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ID_CLASSGEN_GEN = 4001 |
HotToColdRamp |
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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" |
USEALL_BMP = "group_use_all" |
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USE_BMP = "group_use" |
USE_BMP = "group_use" |
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GENCOMBOSTR_UNIFORM = _("Uniform Distribution") |
GENCOMBOSTR_UNIFORM = _("Uniform Distribution") |
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GENCOMBOSTR_UNIQUE = _("Unique Values") |
GENCOMBOSTR_UNIQUE = _("Unique Values") |
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GENCOMBOSTR_QUANTILES = _("Quantiles from Table") |
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PROPCOMBOSTR_CUSTOM = _("Custom Ramp") |
PROPCOMBOSTR_CUSTOM = _("Custom Ramp") |
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PROPCOMBOSTR_GREY = _("Grey Ramp") |
PROPCOMBOSTR_GREY = _("Grey Ramp") |
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PROPCOMBOSTR_RED = _("Red Ramp") |
PROPCOMBOSTR_RED = _("Red Ramp") |
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PROPCOMBOSTR_GREEN = _("Green Ramp") |
PROPCOMBOSTR_GREEN = _("Green Ramp") |
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PROPCOMBOSTR_BLUE = _("Blue Ramp") |
PROPCOMBOSTR_BLUE = _("Blue Ramp") |
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PROPCOMBOSTR_GREEN2RED = _("Green-to-Red Ramp") |
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PROPCOMBOSTR_HOT2COLD = _("Hot-to-Cold Ramp") |
PROPCOMBOSTR_HOT2COLD = _("Hot-to-Cold Ramp") |
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ID_CLASSGEN_GENCOMBO = 4007 |
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ID_CLASSGEN_PROPCOMBO = 4008 |
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class ClassGenDialog(wxDialog): |
class ClassGenDialog(wxDialog): |
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def __init__(self, parent, layer, fieldName): |
def __init__(self, parent, layer, fieldName): |
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"""Inialize the class generating dialog. |
"""Inialize the class generating dialog. |
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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 |
self.parent = parent |
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self.layer = layer |
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self.clazz = None |
self.clazz = None |
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self.type, name, width, prec = layer.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 |
# we need to create genButton first because when we create the |
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# panels they will call AllowGenerate() which uses genButton. |
# panels they will call AllowGenerate() which uses genButton. |
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# |
# |
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buttonSizer = wxBoxSizer(wxHORIZONTAL) |
self.genButton = wxButton(self, wxID_OK, _("Generate")) |
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self.genButton = wxButton(self, ID_CLASSGEN_GEN, _("Generate")) |
self.genButton.SetDefault() |
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self.genChoice = wxChoice(self, ID_CLASSGEN_GENCOMBO) |
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buttonSizer.Add(self.genButton, 0, wxALL, 4) |
self.genpanels.append((GENCOMBOSTR_UNIQUE, GenUniquePanel)) |
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buttonSizer.Add(60, 20, 0, wxALL, 4) |
if self.type in (FIELDTYPE_INT, FIELDTYPE_DOUBLE): |
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buttonSizer.Add(wxButton(self, ID_CLASSGEN_CLOSE, _("Close")), |
self.genpanels.append((GENCOMBOSTR_UNIFORM, GenUniformPanel)) |
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0, wxALL, 4) |
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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psizer = wxBoxSizer(wxHORIZONTAL) |
psizer = wxBoxSizer(wxHORIZONTAL) |
116 |
psizer.Add(wxStaticText(self, -1, _("Generate:")), |
psizer.Add(wxStaticText(self, -1, _("Generate:")), |
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0, wxALIGN_CENTER_VERTICAL, 0) |
0, wxALIGN_CENTER_VERTICAL, 0) |
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self.genChoice = wxChoice(self, ID_CLASSGEN_GENCOMBO) |
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118 |
psizer.Add(self.genChoice, 1, wxALL | wxGROW, 4) |
psizer.Add(self.genChoice, 1, wxALL | wxGROW, 4) |
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EVT_CHOICE(self, ID_CLASSGEN_GENCOMBO, self._OnGenTypeSelect) |
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120 |
sizer.Add(psizer, 0, wxALL | wxGROW, 4) |
sizer.Add(psizer, 0, wxALL | wxGROW, 4) |
121 |
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122 |
############# |
self.sizer_genPanel = wxBoxSizer(wxVERTICAL) |
123 |
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sizer.Add(self.sizer_genPanel, 1, wxGROW | wxALL, 4) |
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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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124 |
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125 |
psizer = wxBoxSizer(wxHORIZONTAL) |
psizer = wxBoxSizer(wxHORIZONTAL) |
126 |
psizer.Add(wxStaticText(self, -1, _("Color Scheme:")), |
psizer.Add(wxStaticText(self, -1, _("Color Scheme:")), |
127 |
0, wxALIGN_CENTER_VERTICAL, 0) |
0, wxALIGN_CENTER_VERTICAL, 0) |
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self.propCombo = wxChoice(self, ID_CLASSGEN_PROPCOMBO) |
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128 |
psizer.Add(self.propCombo, 1, wxALL | wxGROW, 4) |
psizer.Add(self.propCombo, 1, wxALL | wxGROW, 4) |
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EVT_CHOICE(self, ID_CLASSGEN_PROPCOMBO, self._OnPropTypeSelect) |
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129 |
sizer.Add(psizer, 0, wxALL | wxGROW, 4) |
sizer.Add(psizer, 0, wxALL | wxGROW, 4) |
130 |
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131 |
############# |
sizer.Add(custom_ramp_panel, 1, wxGROW | wxALL, 4) |
132 |
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sizer.Show(custom_ramp_panel, False) |
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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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133 |
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134 |
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buttonSizer = wxBoxSizer(wxHORIZONTAL) |
135 |
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buttonSizer.Add(self.genButton, 0, wxALL, 4) |
136 |
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buttonSizer.Add(60, 20, 0, wxALL, 4) |
137 |
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buttonSizer.Add(wxButton(self, wxID_CANCEL, _("Close")), |
138 |
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0, wxALL, 4) |
139 |
sizer.Add(buttonSizer, 0, |
sizer.Add(buttonSizer, 0, |
140 |
wxALL | wxALIGN_BOTTOM | wxALIGN_CENTER_HORIZONTAL, 4) |
wxALL | wxALIGN_BOTTOM | wxALIGN_CENTER_HORIZONTAL, 4) |
141 |
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142 |
self.SetSizer(sizer) |
self.SetSizer(sizer) |
143 |
self.SetAutoLayout(True) |
self.SetAutoLayout(True) |
144 |
sizer.SetSizeHints(self) |
sizer.SetSizeHints(self) |
145 |
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146 |
self.sizer = sizer |
self.topBox = sizer |
147 |
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148 |
EVT_BUTTON(self, ID_CLASSGEN_GEN, self._OnGenerate) |
self.__DoOnGenTypeSelect() |
149 |
EVT_BUTTON(self, ID_CLASSGEN_CLOSE, self._OnCloseBtn) |
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150 |
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EVT_CHOICE(self, ID_CLASSGEN_GENCOMBO, self._OnGenTypeSelect) |
151 |
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EVT_CHOICE(self, ID_CLASSGEN_PROPCOMBO, self._OnPropTypeSelect) |
152 |
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EVT_BUTTON(self, wxID_OK, self.OnOK) |
153 |
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EVT_BUTTON(self, wxID_CANCEL, self.OnCancel) |
154 |
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155 |
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self.__DoOnGenTypeSelect() |
156 |
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157 |
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self.genChoice.SetFocus() |
158 |
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159 |
def GetClassification(self): |
def GetClassification(self): |
160 |
return self.clazz |
return self.clazz |
162 |
def AllowGenerate(self, on): |
def AllowGenerate(self, on): |
163 |
pass #self.genButton.Enable(on) |
pass #self.genButton.Enable(on) |
164 |
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165 |
def _OnGenerate(self, event): |
def OnOK(self, event): |
166 |
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"""This is really the generate button, but we want to override |
167 |
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the wxDialog class. |
168 |
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""" |
169 |
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170 |
index = self.genChoice.GetSelection() |
index = self.genChoice.GetSelection() |
171 |
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172 |
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assert index != -1, "button should be disabled!" |
173 |
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174 |
genSel = self.genChoice.GetString(index) |
genSel = self.genChoice.GetString(index) |
175 |
genPanel = self.genChoice.GetClientData(index) |
clazz, genPanel = self.genChoice.GetClientData(index) |
176 |
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177 |
propPanel = self.propPanel |
propPanel = self.propPanel |
178 |
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179 |
if genSel in (GENCOMBOSTR_UNIFORM, GENCOMBOSTR_UNIQUE): |
if genSel in (GENCOMBOSTR_UNIFORM, \ |
180 |
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GENCOMBOSTR_UNIQUE, \ |
181 |
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GENCOMBOSTR_QUANTILES): |
182 |
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183 |
numGroups = genPanel.GetNumGroups() |
numGroups = genPanel.GetNumGroups() |
184 |
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185 |
index = self.propCombo.GetSelection() |
index = self.propCombo.GetSelection() |
198 |
and max is not None \ |
and max is not None \ |
199 |
and numGroups is not None: |
and numGroups is not None: |
200 |
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201 |
self.clazz = ClassGenerator().GenUnifromDistribution( |
self.clazz = ClassGenerator().GenUniformDistribution( |
202 |
min, max, numGroups, ramp, |
min, max, numGroups, ramp, |
203 |
self.type == FIELDTYPE_INT) |
self.type == FIELDTYPE_INT) |
204 |
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216 |
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217 |
self.parent._SetClassification(self.clazz) |
self.parent._SetClassification(self.clazz) |
218 |
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219 |
def _OnCloseBtn(self, event): |
elif genSel == GENCOMBOSTR_QUANTILES: |
220 |
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221 |
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_range = genPanel.GetRange() |
222 |
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_list = genPanel.GetList() |
223 |
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_list.sort() |
224 |
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225 |
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delta = 1 / float(numGroups) |
226 |
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percents = [delta * i for i in range(1, numGroups + 1)] |
227 |
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adjusted, self.clazz = \ |
228 |
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ClassGenerator().GenQuantiles(_list, percents, ramp, _range) |
229 |
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230 |
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if adjusted: |
231 |
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dlg = wxMessageDialog(self, |
232 |
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_("Based on the data from the table and the input\n" + |
233 |
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"values, the exact quantiles could not be generated.\n\n" + |
234 |
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"Accept a close estimate?"), |
235 |
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_("Problem with Quantiles"), |
236 |
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237 |
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wxYES_NO|wxYES_DEFAULT|wxICON_QUESTION) |
238 |
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if dlg.ShowModal() == wxID_YES: |
239 |
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self.parent._SetClassification(self.clazz) |
240 |
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else: |
241 |
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self.parent._SetClassification(self.clazz) |
242 |
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243 |
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def OnCancel(self, event): |
244 |
self.Close() |
self.Close() |
245 |
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246 |
def _OnGenTypeSelect(self, event): |
def _OnGenTypeSelect(self, event): |
247 |
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self.__DoOnGenTypeSelect() |
248 |
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return |
249 |
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250 |
combo = event.GetEventObject() |
combo = event.GetEventObject() |
251 |
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252 |
selIndex = combo.GetSelection() |
selIndex = combo.GetSelection() |
253 |
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254 |
if self.genPanel is not None: |
if self.genPanel is not None: |
255 |
self.sizer.Show(self.genPanel, False) |
self.topBox.Show(self.genPanel, False) |
256 |
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|
257 |
self.genPanel = combo.GetClientData(selIndex) |
self.genPanel = combo.GetClientData(selIndex) |
258 |
if self.genPanel is not None: |
if self.genPanel is not None: |
259 |
self.sizer.Show(self.genPanel, True) |
self.topBox.Show(self.genPanel, True) |
260 |
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|
261 |
self.sizer.SetSizeHints(self) |
self.topBox.SetSizeHints(self) |
262 |
self.sizer.Layout() |
self.topBox.Layout() |
263 |
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|
264 |
def _OnPropTypeSelect(self, event): |
def _OnPropTypeSelect(self, event): |
265 |
combo = event.GetEventObject() |
combo = event.GetEventObject() |
268 |
sel = combo.GetString(selIndex) |
sel = combo.GetString(selIndex) |
269 |
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|
270 |
if isinstance(self.propPanel, wxPanel): |
if isinstance(self.propPanel, wxPanel): |
271 |
self.sizer.Show(self.propPanel, False) |
self.topBox.Show(self.propPanel, False) |
272 |
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|
273 |
self.propPanel = combo.GetClientData(selIndex) |
self.propPanel = combo.GetClientData(selIndex) |
274 |
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|
275 |
if isinstance(self.propPanel, wxPanel): |
if isinstance(self.propPanel, wxPanel): |
276 |
self.sizer.Show(self.propPanel, True) |
self.topBox.Show(self.propPanel, True) |
277 |
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278 |
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self.topBox.SetSizeHints(self) |
279 |
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self.topBox.Layout() |
280 |
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281 |
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def __DoOnGenTypeSelect(self): |
282 |
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choice = self.genChoice |
283 |
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|
284 |
self.sizer.SetSizeHints(self) |
sel = choice.GetSelection() |
285 |
self.sizer.Layout() |
if sel == -1: return |
286 |
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287 |
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clazz, obj = choice.GetClientData(sel) |
288 |
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289 |
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if obj is None: |
290 |
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obj = clazz(self, self.layer, self.fieldName, self.fieldType) |
291 |
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choice.SetClientData(sel, [clazz, obj]) |
292 |
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293 |
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if self.curGenPanel is not None: |
294 |
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self.curGenPanel.Hide() |
295 |
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self.sizer_genPanel.Remove(self.curGenPanel) |
296 |
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297 |
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self.curGenPanel = obj |
298 |
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self.curGenPanel.Show() |
299 |
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300 |
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self.sizer_genPanel.Add(self.curGenPanel, 1, |
301 |
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wxALL|wxEXPAND|wxADJUST_MINSIZE, 3) |
302 |
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self.sizer_genPanel.Layout() |
303 |
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self.Layout() |
304 |
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self.topBox.SetSizeHints(self) |
305 |
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|
306 |
ID_UNIFORM_MIN = 4001 |
ID_UNIFORM_MIN = 4001 |
307 |
ID_UNIFORM_MAX = 4002 |
ID_UNIFORM_MAX = 4002 |
497 |
def _OnRetrieve(self, event): |
def _OnRetrieve(self, event): |
498 |
|
|
499 |
if self.layer.table is not None: |
if self.layer.table is not None: |
500 |
range = self.layer.table.field_range(self.fieldName) |
wxBeginBusyCursor() |
501 |
self.minCtrl.SetValue(str(range[0][0])) |
min, max = self.layer.table.ValueRange(self.fieldName) |
502 |
self.maxCtrl.SetValue(str(range[1][0])) |
self.minCtrl.SetValue(str(min)) |
503 |
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self.maxCtrl.SetValue(str(max)) |
504 |
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wxEndBusyCursor() |
505 |
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|
506 |
def __GetValidatedTypeEntry(self, win, value, type, badValue = None): |
def __GetValidatedTypeEntry(self, win, value, type, badValue = None): |
507 |
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|
664 |
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|
665 |
self.parent.AllowGenerate(False) |
self.parent.AllowGenerate(False) |
666 |
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self.mylist = ["Hallo", "Welt!", "Wie", "geht", "es", "dir", "?"] |
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|
667 |
def GetNumGroups(self): |
def GetNumGroups(self): |
668 |
return self.list_use.GetItemCount() |
return self.list_use.GetItemCount() |
669 |
|
|
703 |
self.list_avail.DeleteAllItems() |
self.list_avail.DeleteAllItems() |
704 |
self.list_avail_data = [] |
self.list_avail_data = [] |
705 |
|
|
706 |
list = self.layer.table.GetUniqueValues(self.fieldName) |
list = self.layer.table.UniqueValues(self.fieldName) |
707 |
index = 0 |
index = 0 |
708 |
for v in list: |
for v in list: |
709 |
self.dataList.append(v) |
self.dataList.append(v) |
758 |
# list.SetColumnWidth(0, event.GetSize().GetWidth()) |
# list.SetColumnWidth(0, event.GetSize().GetWidth()) |
759 |
# |
# |
760 |
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761 |
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ID_QUANTILES_RANGE = 4001 |
762 |
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ID_QUANTILES_RETRIEVE = 4002 |
763 |
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|
764 |
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class GenQuantilesPanel(wxPanel): |
765 |
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|
766 |
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def __init__(self, parent, layer, fieldName, fieldType): |
767 |
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wxPanel.__init__(self, parent, -1) |
768 |
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|
769 |
|
self.parent = parent |
770 |
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self.layer = layer |
771 |
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self.fieldName = fieldName |
772 |
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self.fieldType = fieldType |
773 |
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774 |
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topBox = wxStaticBoxSizer(wxStaticBox(self, -1, ""), |
775 |
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wxVERTICAL) |
776 |
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|
777 |
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self.text_range = wxTextCtrl(self, ID_QUANTILES_RANGE, "") |
778 |
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self.button_retrieve = wxButton(self, ID_QUANTILES_RETRIEVE, |
779 |
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_("Retrieve from Table")) |
780 |
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|
781 |
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self.spin_numClasses = wxSpinCtrl(self, -1, style=wxTE_RIGHT) |
782 |
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self.spin_numClasses.SetRange(1, sys.maxint) |
783 |
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self.spin_numClasses.SetValue(1) |
784 |
|
|
785 |
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|
786 |
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sizer = wxBoxSizer(wxHORIZONTAL) |
787 |
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sizer.Add(wxStaticText(self, -1, _("Apply to Range")), 0, wxALL, 4) |
788 |
|
sizer.Add(self.text_range, 1, wxALL, 4) |
789 |
|
sizer.Add(self.button_retrieve, 0, wxALL, 4) |
790 |
|
|
791 |
|
topBox.Add(sizer, 0, wxEXPAND, 0) |
792 |
|
|
793 |
|
sizer = wxBoxSizer(wxHORIZONTAL) |
794 |
|
sizer.Add(wxStaticText(self, -1, _("Number of Classes:")), 0, wxALL, 4) |
795 |
|
sizer.Add(self.spin_numClasses, 1, wxALL, 4) |
796 |
|
|
797 |
|
topBox.Add(sizer, 0, wxEXPAND, 0) |
798 |
|
|
799 |
|
self.SetSizer(topBox) |
800 |
|
self.SetAutoLayout(True) |
801 |
|
topBox.Fit(self) |
802 |
|
topBox.SetSizeHints(self) |
803 |
|
|
804 |
|
EVT_TEXT(self, ID_QUANTILES_RANGE, self.OnRangeText) |
805 |
|
EVT_BUTTON(self, ID_QUANTILES_RETRIEVE, self.OnRetrieve) |
806 |
|
|
807 |
|
self.__range = None |
808 |
|
|
809 |
|
def GetNumGroups(self): |
810 |
|
return self.spin_numClasses.GetValue() |
811 |
|
|
812 |
|
def GetRange(self): |
813 |
|
assert self.__range is not None |
814 |
|
|
815 |
|
return self.__range |
816 |
|
|
817 |
|
def GetList(self): |
818 |
|
|
819 |
|
_list = [] |
820 |
|
|
821 |
|
if self.layer.table is not None: |
822 |
|
wxBeginBusyCursor() |
823 |
|
|
824 |
|
# |
825 |
|
# FIXME: Replace with a call to table when the method |
826 |
|
# has been written to get all the values |
827 |
|
# |
828 |
|
table = self.layer.table |
829 |
|
for i in range(table.NumRows()): |
830 |
|
_list.append(table.ReadValue(i, self.fieldName)) |
831 |
|
|
832 |
|
wxEndBusyCursor() |
833 |
|
|
834 |
|
return _list |
835 |
|
|
836 |
|
def OnRangeText(self, event): |
837 |
|
|
838 |
|
try: |
839 |
|
self.__range = Range(self.text_range.GetValue()) |
840 |
|
except ValueError: |
841 |
|
self.__range = None |
842 |
|
|
843 |
|
if self.__range is not None: |
844 |
|
self.text_range.SetForegroundColour(wxBLACK) |
845 |
|
else: |
846 |
|
self.text_range.SetForegroundColour(wxRED) |
847 |
|
|
848 |
|
def OnRetrieve(self, event): |
849 |
|
|
850 |
|
if self.layer.table is not None: |
851 |
|
wxBeginBusyCursor() |
852 |
|
min, max = self.layer.table.ValueRange(self.fieldName) |
853 |
|
self.text_range.SetValue("[" + str(min) + ";" + str(max) + "]") |
854 |
|
wxEndBusyCursor() |
855 |
|
|
856 |
ID_CUSTOMRAMP_COPYSTART = 4001 |
ID_CUSTOMRAMP_COPYSTART = 4001 |
857 |
ID_CUSTOMRAMP_COPYEND = 4002 |
ID_CUSTOMRAMP_COPYEND = 4002 |
858 |
ID_CUSTOMRAMP_EDITSTART = 4003 |
ID_CUSTOMRAMP_EDITSTART = 4003 |
941 |
def _OnEditEnd(self, event): |
def _OnEditEnd(self, event): |
942 |
self.endPropCtrl.DoEdit() |
self.endPropCtrl.DoEdit() |
943 |
|
|
944 |
class ClassGenerator: |
|
|
|
|
|
def GenSingletonsFromList(self, list, numGroups, ramp): |
|
|
"""Generate a new classification consisting solely of singletons. |
|
|
|
|
|
The resulting classification will consist of at most 'numGroups' |
|
|
groups whose group properties ramp between 'prop1' and 'prop2'. There |
|
|
could be fewer groups if 'list' contains fewer that 'numGroups' items. |
|
|
|
|
|
list -- any object that implements the iterator interface |
|
|
|
|
|
numGroups -- how many groups to generate. This can not be |
|
|
determined while the classification is being |
|
|
generated because the stepping values must |
|
|
be precalculated to ramp between prop1 and prop2. |
|
|
|
|
|
prop1 -- initial group property values |
|
|
|
|
|
prop2 -- final group property values |
|
|
""" |
|
|
|
|
|
clazz = Classification() |
|
|
if numGroups == 0: return clazz |
|
|
|
|
|
ramp.SetNumGroups(numGroups) |
|
|
|
|
|
for value, prop in zip(list, ramp): |
|
|
clazz.AppendGroup(ClassGroupSingleton(value, prop)) |
|
|
|
|
|
return clazz |
|
|
|
|
|
def GenSingletons(self, min, max, numGroups, ramp): |
|
|
|
|
|
clazz = Classification() |
|
|
|
|
|
#step = int((max - min) / float(numGroups)) |
|
|
|
|
|
if numGroups > 0: |
|
|
|
|
|
step = int((max - min + 1) / float(numGroups)) |
|
|
cur_value = min |
|
|
|
|
|
ramp.SetNumGroups(numGroups) |
|
|
|
|
|
for prop in ramp: |
|
|
clazz.AppendGroup(ClassGroupSingleton(cur_value), prop) |
|
|
cur_value += step |
|
|
|
|
|
return clazz |
|
|
|
|
|
def GenUnifromDistribution(self, min, max, numGroups, |
|
|
ramp, intStep = False): |
|
|
"""Generate a classification with numGroups range groups |
|
|
each with the same interval. |
|
|
|
|
|
intStep -- force the calculated stepping to an integer. |
|
|
Useful if the values are integers but the |
|
|
number of groups specified doesn't evenly |
|
|
divide (max - min). |
|
|
""" |
|
|
|
|
|
clazz = Classification() |
|
|
if numGroups == 0: return clazz |
|
|
|
|
|
ramp.SetNumGroups(numGroups) |
|
|
|
|
|
step = (max - min) / float(numGroups) |
|
|
|
|
|
if intStep: |
|
|
step = int(step) |
|
|
|
|
|
cur_min = min |
|
|
cur_max = cur_min + step |
|
|
|
|
|
i = 0 |
|
|
for prop in ramp: |
|
|
|
|
|
if i == (numGroups - 1): |
|
|
cur_max = max |
|
|
|
|
|
# this check guards against rounding issues |
|
|
if cur_min != cur_max: |
|
|
clazz.AppendGroup(ClassGroupRange(cur_min, cur_max, prop)) |
|
|
|
|
|
cur_min = cur_max |
|
|
cur_max += step |
|
|
i += 1 |
|
|
|
|
|
return clazz |
|
|
|
|
|
CLR = 0 |
|
|
STEP = 1 |
|
|
class CustomRamp: |
|
|
|
|
|
def __init__(self, prop1, prop2): |
|
|
self.prop1 = prop1 |
|
|
self.prop2 = prop2 |
|
|
|
|
|
self.count = 0 |
|
|
|
|
|
def __iter__(self): |
|
|
return self |
|
|
|
|
|
def GetRamp(self): |
|
|
return self |
|
|
|
|
|
def SetNumGroups(self, num): |
|
|
|
|
|
if num <= 0: |
|
|
return False |
|
|
|
|
|
self.count = int(num) |
|
|
num = float(num) |
|
|
|
|
|
prop1 = self.prop1 |
|
|
prop2 = self.prop2 |
|
|
|
|
|
clr = prop1.GetLineColor() |
|
|
lineColor2 = prop2.GetLineColor() |
|
|
|
|
|
self.noLine = clr is not Color.Transparent \ |
|
|
and lineColor2 is not Color.Transparent |
|
|
|
|
|
|
|
|
self.lineInfo = self.__GetColorInfo(prop1.GetLineColor(), |
|
|
prop2.GetLineColor(), |
|
|
num) |
|
|
|
|
|
self.fillInfo = self.__GetColorInfo(prop1.GetFill(), |
|
|
prop2.GetFill(), |
|
|
num) |
|
|
|
|
|
self.lineWidth = prop1.GetLineWidth() |
|
|
self.lineWidthStep = (prop2.GetLineWidth() - self.lineWidth) / num |
|
|
|
|
|
return True |
|
|
|
|
|
def next(self): |
|
|
if self.count == 0: |
|
|
raise StopIteration |
|
|
|
|
|
prop = ClassGroupProperties() |
|
|
|
|
|
if self.lineInfo is None: |
|
|
prop.SetLineColor(Color.Transparent) |
|
|
else: |
|
|
prop.SetLineColor(Color(self.lineInfo[CLR][0] / 255, |
|
|
self.lineInfo[CLR][1] / 255, |
|
|
self.lineInfo[CLR][2] / 255)) |
|
|
|
|
|
self.lineInfo[CLR][0] += self.lineInfo[STEP][0] |
|
|
self.lineInfo[CLR][1] += self.lineInfo[STEP][1] |
|
|
self.lineInfo[CLR][2] += self.lineInfo[STEP][2] |
|
|
|
|
|
if self.fillInfo is None: |
|
|
prop.SetFill(Color.Transparent) |
|
|
else: |
|
|
prop.SetFill(Color(self.fillInfo[CLR][0] / 255, |
|
|
self.fillInfo[CLR][1] / 255, |
|
|
self.fillInfo[CLR][2] / 255)) |
|
|
|
|
|
self.fillInfo[CLR][0] += self.fillInfo[STEP][0] |
|
|
self.fillInfo[CLR][1] += self.fillInfo[STEP][1] |
|
|
self.fillInfo[CLR][2] += self.fillInfo[STEP][2] |
|
|
|
|
|
|
|
|
prop.SetLineWidth(int(self.lineWidth)) |
|
|
self.lineWidth += self.lineWidthStep |
|
|
|
|
|
self.count -= 1 |
|
|
|
|
|
return prop |
|
|
|
|
|
def __GetColorInfo(self, color1, color2, numGroups): |
|
|
|
|
|
if color1 is Color.Transparent and color2 is Color.Transparent: |
|
|
# |
|
|
# returning early |
|
|
# |
|
|
return None |
|
|
elif color1 is not Color.Transparent and color2 is Color.Transparent: |
|
|
color = [color1.red * 255, |
|
|
color1.green * 255, |
|
|
color1.blue * 255] |
|
|
step = (0, 0, 0) |
|
|
elif color1 is Color.Transparent and color2 is not Color.Transparent: |
|
|
color = [color2.red * 255, |
|
|
color2.green * 255, |
|
|
color2.blue * 255] |
|
|
step = (0, 0, 0) |
|
|
else: |
|
|
color = [color1.red * 255, |
|
|
color1.green * 255, |
|
|
color1.blue * 255] |
|
|
step = ((color2.red * 255 - color1.red * 255) / numGroups, |
|
|
(color2.green * 255 - color1.green * 255) / numGroups, |
|
|
(color2.blue * 255 - color1.blue * 255) / numGroups) |
|
|
|
|
|
|
|
|
return (color, step) |
|
|
|
|
|
class MonochromaticRamp(CustomRamp): |
|
|
def __init__(self, start, end): |
|
|
sp = ClassGroupProperties() |
|
|
sp.SetLineColor(start) |
|
|
sp.SetFill(start) |
|
|
|
|
|
ep = ClassGroupProperties() |
|
|
ep.SetLineColor(end) |
|
|
ep.SetFill(end) |
|
|
|
|
|
CustomRamp.__init__(self, sp, ep) |
|
|
|
|
|
class GreyRamp(MonochromaticRamp): |
|
|
def __init__(self): |
|
|
MonochromaticRamp.__init__(self, Color(1, 1, 1), Color(0, 0, 0)) |
|
|
|
|
|
class RedRamp(MonochromaticRamp): |
|
|
def __init__(self): |
|
|
MonochromaticRamp.__init__(self, Color(1, 1, 1), Color(.8, 0, 0)) |
|
|
|
|
|
class GreenRamp(MonochromaticRamp): |
|
|
def __init__(self): |
|
|
MonochromaticRamp.__init__(self, Color(1, 1, 1), Color(0, .8, 0)) |
|
|
|
|
|
class BlueRamp(MonochromaticRamp): |
|
|
def __init__(self): |
|
|
MonochromaticRamp.__init__(self, Color(1, 1, 1), Color(0, 0, .8)) |
|
|
|
|
|
class HotToColdRamp: |
|
|
|
|
|
def __iter__(self): |
|
|
return self |
|
|
|
|
|
def GetRamp(self): |
|
|
return self |
|
|
|
|
|
def SetNumGroups(self, num): |
|
|
if num < 0: |
|
|
return False |
|
|
|
|
|
self.num = float(num) |
|
|
self.index = 0 |
|
|
|
|
|
return True |
|
|
|
|
|
def next(self): |
|
|
if self.index == self.num: |
|
|
raise StopIteration |
|
|
|
|
|
clr = [1.0, 1.0, 1.0] |
|
|
|
|
|
if self.index < (.25 * self.num): |
|
|
clr[0] = 0 |
|
|
clr[1] = 4 * self.index / self.num |
|
|
elif self.index < (.5 * self.num): |
|
|
clr[0] = 0 |
|
|
clr[2] = 1 + 4 * (.25 * self.num - self.index) / self.num |
|
|
elif self.index < (.75 * self.num): |
|
|
clr[0] = 4 * (self.index - .5 * self.num) / self.num |
|
|
clr[2] = 0 |
|
|
else: |
|
|
clr[1] = 1 + 4 * (.75 * self.num - self.index) / self.num |
|
|
clr[2] = 0 |
|
|
|
|
|
self.index += 1 |
|
|
|
|
|
prop = ClassGroupProperties() |
|
|
prop.SetLineColor(Color(clr[0], clr[1], clr[2])) |
|
|
prop.SetFill(Color(clr[0], clr[1], clr[2])) |
|
|
|
|
|
return prop |
|
|
|
|
|
#class Colors16Ramp: |
|
|
# |
|
|
#def __iter__(self): |
|
|
#return self |
|
|
# |
|
|
#def GetRamp(self): |
|
|
#return self |
|
|
# |
|
|
#def SetNumGroups(self, num): |
|
|
#if num < 0: |
|
|
#return False |
|
|
# |
|
|
#self.index = 0 |
|
|
# |
|
|
#return True |
|
|
|
|
|
|
|