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# Copyright (c) 2001 by Intevation GmbH |
# Copyright (c) 2003-2004 by Intevation GmbH |
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# Authors: |
# Authors: |
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# Jonathan Coles <[email protected]> |
# Jan-Oliver Wagner <[email protected]> (2003-2004) |
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# Martin Schulze <[email protected]> (2004) |
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# Frank Koormann <[email protected]> (2003) |
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# Bernhard Herzog <[email protected]> (2003) |
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# Jonathan Coles <[email protected]> (2003) |
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# |
# |
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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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"""Dialog for classifying how layers are displayed""" |
"""Dialog for classifying how layers are displayed""" |
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__version__ = "$Revision$" |
__version__ = "$Revision$" |
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# $Source$ |
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# $Id$ |
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import copy |
import copy |
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from Thuban.Model.table import FIELDTYPE_INT, FIELDTYPE_DOUBLE, \ |
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FIELDTYPE_STRING |
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from wxPython.wx import * |
from wxPython.wx import * |
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from wxPython.grid import * |
from wxPython.grid import * |
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from Thuban import _ |
from Thuban import _ |
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from Thuban.common import * |
from Thuban.UI.common import Color2wxColour, wxColour2Color |
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from Thuban.UI.common import * |
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from Thuban.Model.messages import MAP_LAYERS_REMOVED, LAYER_SHAPESTORE_REPLACED |
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from Thuban.Model.range import Range |
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from Thuban.Model.classification import \ |
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Classification, ClassGroupDefault, \ |
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ClassGroupSingleton, ClassGroupRange, ClassGroupMap, \ |
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ClassGroupProperties |
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from Thuban.Model.classification import * #Classification, ClassData |
from Thuban.Model.color import Transparent |
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from Thuban.Model.color import Color |
from Thuban.Model.layer import Layer |
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from Thuban.Model.data import SHAPETYPE_ARC, SHAPETYPE_POLYGON, SHAPETYPE_POINT |
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from Thuban.Model.layer import SHAPETYPE_ARC, SHAPETYPE_POLYGON, SHAPETYPE_POINT |
from Thuban.UI.classgen import ClassGenDialog |
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from Thuban.UI.colordialog import ColorDialog |
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from Thuban.UI.layerproperties import LayerProperties |
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from messages import MAP_REPLACED |
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ID_PROPERTY_SELECT = 4010 |
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ID_CLASS_TABLE = 40011 |
ID_CLASS_TABLE = 40011 |
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ID_CLASSIFY_OK = 4001 |
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ID_CLASSIFY_CANCEL = 4002 |
# table columns |
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ID_CLASSIFY_ADD = 4003 |
COL_VISIBLE = 0 |
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ID_CLASSIFY_GENRANGE = 4004 |
COL_SYMBOL = 1 |
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COL_VALUE = 2 |
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COL_VISUAL = 0 |
COL_LABEL = 3 |
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COL_VALUE = 1 |
NUM_COLS = 4 |
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COL_LABEL = 2 |
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# indices into the client data lists in Classifier.fields |
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FIELD_CLASS = 0 |
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FIELD_TYPE = 1 |
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FIELD_NAME = 2 |
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# |
# |
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# this is a silly work around to ensure that the table that is |
# this is a silly work around to ensure that the table that is |
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import weakref |
import weakref |
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class ClassGrid(wxGrid): |
class ClassGrid(wxGrid): |
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def __init__(self, parent, layer): |
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wxGrid.__init__(self, parent, ID_CLASS_TABLE, size = (300, 150)) |
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self.SetTable( |
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ClassTable(layer.GetClassification(), layer.ShapeType(), self), |
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true) |
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def SetCellRenderer(self, row, col): |
def __init__(self, parent, classifier): |
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raise ValueError(_("Must not allow setting of renderer in ClassGrid!")) |
"""Constructor. |
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parent -- the parent window |
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clazz -- the working classification that this grid should |
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use for display. |
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""" |
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wxGrid.__init__(self, parent, ID_CLASS_TABLE, style = 0) |
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self.classifier = classifier |
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self.currentSelection = [] |
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EVT_GRID_CELL_LEFT_DCLICK(self, self._OnCellDClick) |
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EVT_GRID_RANGE_SELECT(self, self._OnSelectedRange) |
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EVT_GRID_SELECT_CELL(self, self._OnSelectedCell) |
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EVT_GRID_COL_SIZE(self, self._OnCellResize) |
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EVT_GRID_ROW_SIZE(self, self._OnCellResize) |
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#def GetCellAttr(self, row, col): |
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#print "GetCellAttr ", row, col |
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#wxGrid.GetCellAttr(self, row, col) |
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def CreateTable(self, clazz, fieldType, shapeType, group = None): |
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assert isinstance(clazz, Classification) |
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table = self.GetTable() |
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if table is None: |
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w = self.GetDefaultColSize() * NUM_COLS \ |
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+ self.GetDefaultRowLabelSize() |
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h = self.GetDefaultRowSize() * 4 \ |
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+ self.GetDefaultColLabelSize() |
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self.SetDimensions(-1, -1, w, h) |
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self.SetSizeHints(w, h, -1, -1) |
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table = ClassTable(self) |
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self.SetTable(table, True) |
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self.SetSelectionMode(wxGrid.wxGridSelectRows) |
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self.ClearSelection() |
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table.Reset(clazz, fieldType, shapeType, group) |
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def GetCurrentSelection(self): |
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"""Return the currently highlighted rows as an increasing list |
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of row numbers.""" |
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sel = copy.copy(self.currentSelection) |
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sel.sort() |
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return sel |
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def GetSelectedRows(self): |
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return self.GetCurrentSelection() |
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#def SetCellRenderer(self, row, col, renderer): |
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#raise ValueError(_("Must not allow setting of renderer in ClassGrid!")) |
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# |
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# [Set|Get]Table is taken from http://wiki.wxpython.org |
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# they are needed as a work around to ensure that the table |
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# that is passed to SetTable is the one that is returned |
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# by GetTable. |
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# |
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def SetTable(self, object, *attributes): |
def SetTable(self, object, *attributes): |
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self.tableRef = weakref.ref(object) |
self.tableRef = weakref.ref(object) |
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return wxGrid.SetTable(self, object, *attributes) |
return wxGrid.SetTable(self, object, *attributes) |
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def GetTable(self): |
def GetTable(self): |
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return self.tableRef() |
try: |
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return self.tableRef() |
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except: |
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return None |
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def DeleteSelectedRows(self): |
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"""Deletes all highlighted rows. |
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If only one row is highlighted then after it is deleted the |
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row that was below the deleted row is highlighted.""" |
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sel = self.GetCurrentSelection() |
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# nothing to do |
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if len(sel) == 0: return |
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# if only one thing is selected check if it is the default |
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# data row, because we can't remove that |
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if len(sel) == 1: |
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#group = self.GetTable().GetValueAsCustom(sel[0], COL_SYMBOL, None) |
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group = self.GetTable().GetClassGroup(sel[0]) |
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if isinstance(group, ClassGroupDefault): |
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wxMessageDialog(self, |
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_("The Default group cannot be removed."), |
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style = wxOK | wxICON_EXCLAMATION).ShowModal() |
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return |
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self.ClearSelection() |
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# we need to remove things from the bottom up so we don't |
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# change the indexes of rows that will be deleted next |
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sel.reverse() |
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# |
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# actually remove the rows |
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# |
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table = self.GetTable() |
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for row in sel: |
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table.DeleteRows(row) |
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# |
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# if there was only one row selected highlight the row |
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# that was directly below it, or move up one if the |
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# deleted row was the last row. |
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# |
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if len(sel) == 1: |
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r = sel[0] |
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if r > self.GetNumberRows() - 1: |
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r = self.GetNumberRows() - 1 |
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self.SelectRow(r) |
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def SelectGroup(self, group, makeVisible = True): |
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if group is None: return |
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assert isinstance(group, ClassGroup) |
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table = self.GetTable() |
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assert table is not None |
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for i in range(table.GetNumberRows()): |
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g = table.GetClassGroup(i) |
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if g is group: |
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self.SelectRow(i) |
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if makeVisible: |
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self.MakeCellVisible(i, 0) |
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break |
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# |
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# XXX: This isn't working, and there is no way to deselect rows wxPython! |
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# |
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# def DeselectRow(self, row): |
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# self.ProcessEvent( |
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# wxGridRangeSelectEvent(-1, |
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# wxEVT_GRID_RANGE_SELECT, |
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# self, |
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# (row, row), (row, row), |
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# sel = False)) |
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def _OnCellDClick(self, event): |
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"""Handle a double click on a cell.""" |
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r = event.GetRow() |
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c = event.GetCol() |
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if c == COL_SYMBOL: |
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self.classifier.EditSymbol(r) |
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else: |
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event.Skip() |
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# |
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# _OnSelectedRange() and _OnSelectedCell() were borrowed |
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# from http://wiki.wxpython.org to keep track of which |
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# cells are currently highlighted |
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# |
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def _OnSelectedRange(self, event): |
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"""Internal update to the selection tracking list""" |
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if event.Selecting(): |
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for index in range( event.GetTopRow(), event.GetBottomRow()+1): |
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if index not in self.currentSelection: |
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self.currentSelection.append( index ) |
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else: |
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for index in range( event.GetTopRow(), event.GetBottomRow()+1): |
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while index in self.currentSelection: |
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self.currentSelection.remove( index ) |
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#self.ConfigureForSelection() |
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event.Skip() |
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def _OnSelectedCell( self, event ): |
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"""Internal update to the selection tracking list""" |
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self.currentSelection = [ event.GetRow() ] |
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#self.ConfigureForSelection() |
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event.Skip() |
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def _OnCellResize(self, event): |
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self.FitInside() |
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event.Skip() |
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class ClassTable(wxPyGridTableBase): |
class ClassTable(wxPyGridTableBase): |
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"""Represents the underlying data structure for the grid.""" |
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__col_labels = [_("Visible"), _("Symbol"), _("Value"), _("Label")] |
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def __init__(self, view = None): |
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"""Constructor. |
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NUM_COLS = 3 |
shapeType -- the type of shape that the layer uses |
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__col_labels = [_("Visual"), _("Value"), _("Label")] |
view -- a wxGrid object that uses this class for its table |
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""" |
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def __init__(self, clazz, shapeType, view = None): |
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wxPyGridTableBase.__init__(self) |
wxPyGridTableBase.__init__(self) |
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assert len(ClassTable.__col_labels) == NUM_COLS |
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self.clazz = None |
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self.__colAttr = {} |
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self.SetView(view) |
self.SetView(view) |
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self.tdata = [] |
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self.Reset(clazz, shapeType) |
def Reset(self, clazz, fieldType, shapeType, group = None): |
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"""Reset the table with the given data. |
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def Reset(self, clazz, shapeType): |
This is necessary because wxWindows does not allow a grid's |
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table to change once it has been intially set and so we |
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need a way of modifying the data. |
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clazz -- the working classification that this table should |
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use for display. This may be different from the |
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classification in the layer. |
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shapeType -- the type of shape that the layer uses |
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""" |
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assert isinstance(clazz, Classification) |
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self.GetView().BeginBatch() |
self.GetView().BeginBatch() |
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self.fieldType = fieldType |
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self.shapeType = shapeType |
self.shapeType = shapeType |
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self.renderer = ClassRenderer(self.shapeType) |
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old_tdata = self.tdata |
self.SetClassification(clazz, group) |
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self.__Modified(-1) |
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self.tdata = [] |
self.__colAttr = {} |
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if clazz is None: |
attr = wxGridCellAttr() |
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clazz = Classification() |
attr.SetEditor(wxGridCellBoolEditor()) |
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attr.SetRenderer(wxGridCellBoolRenderer()) |
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attr.SetAlignment(wxALIGN_CENTER, wxALIGN_CENTER) |
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self.__colAttr[COL_VISIBLE] = attr |
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# p = clazz.GetDefaultGroup() |
attr = wxGridCellAttr() |
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# np = ClassDataDefault(classData = p) |
attr.SetRenderer(ClassRenderer(self.shapeType)) |
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# self.tdata.append([np, 'DEFAULT', np.GetLabel()]) |
attr.SetReadOnly() |
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self.__colAttr[COL_SYMBOL] = attr |
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# for p in clazz.points.values(): |
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# np = ClassDataPoint(p.GetValue(), classData = p) |
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# self.tdata.append([np, np.GetValue(), np.GetLabel()]) |
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# for p in clazz.ranges: |
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# np = ClassDataRange(p.GetMin(), p.GetMax(), classData = p) |
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# self.tdata.append([np, |
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# '%s - %s' % (np.GetMin(), np.GetMax()), |
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# np.GetLabel()]) |
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i = 0 |
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for p in clazz: |
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np = copy.copy(p) |
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self.__SetRow(i, np) |
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i += 1 |
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self.GetView().EndBatch() |
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self.modified = 0 |
self.GetView().FitInside() |
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def GetClassification(self): |
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"""Return the current classification.""" |
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return self.clazz |
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def SetClassification(self, clazz, group = None): |
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"""Fill in the table with the given classification. |
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Select the given group if group is not None. |
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""" |
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self.GetView().BeginBatch() |
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old_len = self.GetNumberRows() |
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row = -1 |
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self.clazz = clazz |
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self.__NotifyRowChanges(old_len, self.GetNumberRows()) |
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# |
# |
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# XXX: this is dead code at the moment |
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# |
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if row > -1: |
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self.GetView().ClearSelection() |
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self.GetView().SelectRow(row) |
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self.GetView().MakeCellVisible(row, 0) |
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self.__Modified() |
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self.GetView().EndBatch() |
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self.GetView().FitInside() |
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def __NotifyRowChanges(self, curRows, newRows): |
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"""Make sure table updates correctly if the number of |
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rows changes. |
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""" |
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# |
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# silly message processing for updates to the number of |
# silly message processing for updates to the number of |
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# rows and columns |
# rows and columns |
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# |
# |
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curRows = len(old_tdata) |
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newRows = len(self.tdata) |
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if newRows > curRows: |
if newRows > curRows: |
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msg = wxGridTableMessage(self, |
msg = wxGridTableMessage(self, |
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wxGRIDTABLE_NOTIFY_ROWS_APPENDED, |
wxGRIDTABLE_NOTIFY_ROWS_APPENDED, |
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newRows - curRows) # how many |
newRows - curRows) # how many |
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self.GetView().ProcessTableMessage(msg) |
self.GetView().ProcessTableMessage(msg) |
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self.GetView().FitInside() |
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elif newRows < curRows: |
elif newRows < curRows: |
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msg = wxGridTableMessage(self, |
msg = wxGridTableMessage(self, |
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wxGRIDTABLE_NOTIFY_ROWS_DELETED, |
wxGRIDTABLE_NOTIFY_ROWS_DELETED, |
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curRows - newRows, # position |
curRows, # position |
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curRows - newRows) # how many |
curRows - newRows) # how many |
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self.GetView().ProcessTableMessage(msg) |
self.GetView().ProcessTableMessage(msg) |
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self.GetView().FitInside() |
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self.GetView().EndBatch() |
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def __SetRow(self, row, group): |
def __SetRow(self, row, group): |
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"""Set a row's data to that of the group. |
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|
|
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if isinstance(group, ClassGroupDefault): |
The table is considered modified after this operation. |
| 382 |
data = [group, 'DEFAULT', group.GetLabel()] |
|
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elif isinstance(group, ClassGroupSingleton): |
row -- if row is < 0 'group' is inserted at the top of the table |
| 384 |
data = [group, group.GetValue(), group.GetLabel()] |
if row is >= GetNumberRows() or None 'group' is append to |
| 385 |
elif isinstance(group, ClassGroupRange): |
the end of the table. |
| 386 |
data = [group, |
otherwise 'group' replaces row 'row' |
| 387 |
'%s - %s' % (group.GetMin(), group.GetMax()), |
""" |
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group.GetLabel()] |
|
| 388 |
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|
| 389 |
if row >= len(self.tdata): |
# either append or replace |
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self.tdata.append(data) |
if row is None or row >= self.GetNumberRows(): |
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self.clazz.AppendGroup(group) |
| 392 |
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elif row < 0: |
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self.clazz.InsertGroup(0, group) |
| 394 |
else: |
else: |
| 395 |
self.tdata[row] = data |
if row == 0: |
| 396 |
|
self.clazz.SetDefaultGroup(group) |
| 397 |
|
else: |
| 398 |
|
self.clazz.ReplaceGroup(row - 1, group) |
| 399 |
|
|
| 400 |
|
self.__Modified() |
| 401 |
|
|
| 402 |
def GetColLabelValue(self, col): |
def GetColLabelValue(self, col): |
| 403 |
|
"""Return the label for the given column.""" |
| 404 |
return self.__col_labels[col] |
return self.__col_labels[col] |
| 405 |
|
|
| 406 |
def GetRowLabelValue(self, row): |
def GetRowLabelValue(self, row): |
| 407 |
data = self.tdata[row][COL_VISUAL] |
"""Return the label for the given row.""" |
| 408 |
if isinstance(data, ClassGroupDefault): return _("Default") |
|
| 409 |
if isinstance(data, ClassGroupSingleton): return _("Singleton") |
if row == 0: |
| 410 |
if isinstance(data, ClassGroupRange): return _("Range") |
return _("Default") |
| 411 |
if isinstance(data, ClassGroupMap): return _("Map") |
else: |
| 412 |
|
group = self.clazz.GetGroup(row - 1) |
| 413 |
|
if isinstance(group, ClassGroupDefault): return _("Default") |
| 414 |
|
if isinstance(group, ClassGroupSingleton): return _("Singleton") |
| 415 |
|
if isinstance(group, ClassGroupRange): return _("Range") |
| 416 |
|
if isinstance(group, ClassGroupMap): return _("Map") |
| 417 |
|
|
| 418 |
|
assert False # shouldn't get here |
| 419 |
|
return "" |
| 420 |
|
|
| 421 |
def GetNumberRows(self): |
def GetNumberRows(self): |
| 422 |
return len(self.tdata) |
"""Return the number of rows.""" |
| 423 |
|
if self.clazz is None: |
| 424 |
|
return 0 |
| 425 |
|
|
| 426 |
|
return self.clazz.GetNumGroups() + 1 # +1 for default group |
| 427 |
|
|
| 428 |
def GetNumberCols(self): |
def GetNumberCols(self): |
| 429 |
return self.NUM_COLS |
"""Return the number of columns.""" |
| 430 |
|
return NUM_COLS |
| 431 |
|
|
| 432 |
def IsEmptyCell(self, row, col): |
def IsEmptyCell(self, row, col): |
| 433 |
return 0 |
"""Determine if a cell is empty. This is always false.""" |
| 434 |
|
return False |
| 435 |
|
|
| 436 |
def GetValue(self, row, col): |
def GetValue(self, row, col): |
| 437 |
return self.GetValueAsCustom(row, col, "") |
"""Return the object that is used to represent the given |
| 438 |
|
cell coordinates. This may not be a string.""" |
| 439 |
|
return self.GetValueAsCustom(row, col, None) |
| 440 |
|
|
| 441 |
def SetValue(self, row, col, value): |
def SetValue(self, row, col, value): |
| 442 |
self.SetValueAsCustom(row, col, "", value) |
"""Assign 'value' to the cell specified by 'row' and 'col'. |
| 443 |
self.__Modified() |
|
| 444 |
|
The table is considered modified after this operation. |
| 445 |
|
""" |
| 446 |
|
|
| 447 |
|
self.SetValueAsCustom(row, col, None, value) |
| 448 |
|
|
| 449 |
def GetValueAsCustom(self, row, col, typeName): |
def GetValueAsCustom(self, row, col, typeName): |
| 450 |
return self.tdata[row][col] |
"""Return the object that is used to represent the given |
| 451 |
|
cell coordinates. This may not be a string. |
| 452 |
|
|
| 453 |
|
typeName -- unused, but needed to overload wxPyGridTableBase |
| 454 |
|
""" |
| 455 |
|
|
| 456 |
|
if row == 0: |
| 457 |
|
group = self.clazz.GetDefaultGroup() |
| 458 |
|
else: |
| 459 |
|
group = self.clazz.GetGroup(row - 1) |
| 460 |
|
|
| 461 |
|
|
| 462 |
|
if col == COL_VISIBLE: |
| 463 |
|
return group.IsVisible() |
| 464 |
|
|
| 465 |
|
if col == COL_SYMBOL: |
| 466 |
|
return group.GetProperties() |
| 467 |
|
|
| 468 |
|
if col == COL_LABEL: |
| 469 |
|
return group.GetLabel() |
| 470 |
|
|
| 471 |
|
# col must be COL_VALUE |
| 472 |
|
assert col == COL_VALUE |
| 473 |
|
|
| 474 |
|
if isinstance(group, ClassGroupDefault): |
| 475 |
|
return _("DEFAULT") |
| 476 |
|
elif isinstance(group, ClassGroupSingleton): |
| 477 |
|
return group.GetValue() |
| 478 |
|
elif isinstance(group, ClassGroupRange): |
| 479 |
|
return group.GetRange() |
| 480 |
|
|
| 481 |
|
assert False # shouldn't get here |
| 482 |
|
return None |
| 483 |
|
|
| 484 |
def __ParseInput(self, value): |
def __ParseInput(self, value): |
| 485 |
"""Try to determine what kind of input value is |
"""Try to determine what kind of input value is |
| 486 |
(a single number or a range) |
(string, number, or range) |
| 487 |
|
|
| 488 |
|
Returns a tuple (type, data) where type is 0 if data is |
| 489 |
|
a singleton value, or 1 if is a range |
| 490 |
""" |
""" |
| 491 |
|
|
| 492 |
# |
type = self.fieldType |
| 493 |
# first try to take the input as a single number |
|
| 494 |
# if there's an exception try to break it into |
if type == FIELDTYPE_STRING: |
| 495 |
# a range seperated by a '-'. take care to ignore |
return (0, value) |
| 496 |
# a leading '-' as that could be for a negative number. |
elif type in (FIELDTYPE_INT, FIELDTYPE_DOUBLE): |
| 497 |
# then try to parse the individual parts. if there |
if type == FIELDTYPE_INT: |
| 498 |
# is an exception here, let it pass up to the calling |
# the float call allows the user to enter 1.0 for 1 |
| 499 |
# function. |
conv = lambda p: int(float(p)) |
| 500 |
# |
else: |
| 501 |
try: |
conv = float |
| 502 |
return (Str2Num(value)) |
|
| 503 |
except: |
# |
| 504 |
i = value.find('-') |
# first try to take the input as a single number |
| 505 |
if i == 0: |
# if there's an exception try to break it into |
| 506 |
i = value.find('-', 1) |
# a range. if there is an exception here, let it |
| 507 |
|
# pass up to the calling function. |
| 508 |
|
# |
| 509 |
|
try: |
| 510 |
|
return (0, conv(value)) |
| 511 |
|
except ValueError: |
| 512 |
|
return (1, Range(value)) |
| 513 |
|
|
| 514 |
return (Str2Num(value[:i]), Str2Num(value[i+1:])) |
assert False # shouldn't get here |
| 515 |
|
return (0,None) |
| 516 |
|
|
| 517 |
def SetValueAsCustom(self, row, col, typeName, value): |
def SetValueAsCustom(self, row, col, typeName, value): |
| 518 |
data = self.tdata[row][COL_VISUAL] |
"""Set the cell specified by 'row' and 'col' to 'value'. |
| 519 |
|
|
| 520 |
if col == COL_VISUAL: |
If column represents the value column, the input is parsed |
| 521 |
self.tdata[row][COL_VISUAL] = value |
to determine if a string, number, or range was entered. |
| 522 |
elif col == COL_VALUE: |
A new ClassGroup may be created if the type of data changes. |
|
if row != 0: # DefaultData row |
|
| 523 |
|
|
| 524 |
if isinstance(data, ClassGroupMap): |
The table is considered modified after this operation. |
|
# something special |
|
|
pass |
|
|
else: # POINT, RANGE |
|
|
try: |
|
|
dataInfo = self.__ParseInput(value) |
|
|
except: pass |
|
|
# bad input, ignore the request |
|
|
else: |
|
| 525 |
|
|
| 526 |
if len(dataInfo) == 1: |
typeName -- unused, but needed to overload wxPyGridTableBase |
| 527 |
if not isinstance(data, ClassGroupSingleton): |
""" |
|
ndata = ClassGroupSingleton(prop = data) |
|
|
ndata.SetValue(dataInfo[1]) |
|
|
elif len(dataInfo) == 2: |
|
|
if not isinstance(data, ClassGroupRange): |
|
|
data = ClassDataRange(classData = data) |
|
|
data.SetRange(dataInfo[1], dataInfo[2]) |
|
| 528 |
|
|
| 529 |
ndata.SetLabel(data.GetLabel()) |
assert 0 <= col < self.GetNumberCols() |
| 530 |
self.__SetRow(row, ndata) |
assert 0 <= row < self.GetNumberRows() |
| 531 |
|
|
| 532 |
#self.tdata[row][COL_VISUAL] = data |
if row == 0: |
| 533 |
|
group = self.clazz.GetDefaultGroup() |
| 534 |
|
else: |
| 535 |
|
group = self.clazz.GetGroup(row - 1) |
| 536 |
|
|
| 537 |
self.GetView().Refresh() |
mod = True # assume the data will change |
| 538 |
|
|
| 539 |
|
if col == COL_VISIBLE: |
| 540 |
|
group.SetVisible(value) |
| 541 |
|
elif col == COL_SYMBOL: |
| 542 |
|
group.SetProperties(value) |
| 543 |
elif col == COL_LABEL: |
elif col == COL_LABEL: |
| 544 |
data.SetLabel(value) |
group.SetLabel(value) |
| 545 |
self.tdata[row][COL_LABEL] = data.GetLabel() |
elif col == COL_VALUE: |
| 546 |
|
if isinstance(group, ClassGroupDefault): |
| 547 |
|
# not allowed to modify the default value |
| 548 |
|
pass |
| 549 |
|
elif isinstance(group, ClassGroupMap): |
| 550 |
|
# something special |
| 551 |
|
pass |
| 552 |
|
else: # SINGLETON, RANGE |
| 553 |
|
try: |
| 554 |
|
dataInfo = self.__ParseInput(value) |
| 555 |
|
except ValueError: |
| 556 |
|
# bad input, ignore the request |
| 557 |
|
mod = False |
| 558 |
|
else: |
| 559 |
|
|
| 560 |
|
changed = False |
| 561 |
|
ngroup = group |
| 562 |
|
props = group.GetProperties() |
| 563 |
|
|
| 564 |
|
# |
| 565 |
|
# try to update the values, which may include |
| 566 |
|
# changing the underlying group type if the |
| 567 |
|
# group was a singleton and a range was entered |
| 568 |
|
# |
| 569 |
|
if dataInfo[0] == 0: |
| 570 |
|
if not isinstance(group, ClassGroupSingleton): |
| 571 |
|
ngroup = ClassGroupSingleton(props = props) |
| 572 |
|
changed = True |
| 573 |
|
ngroup.SetValue(dataInfo[1]) |
| 574 |
|
elif dataInfo[0] == 1: |
| 575 |
|
if not isinstance(group, ClassGroupRange): |
| 576 |
|
ngroup = ClassGroupRange(props = props) |
| 577 |
|
changed = True |
| 578 |
|
ngroup.SetRange(dataInfo[1]) |
| 579 |
|
else: |
| 580 |
|
assert False |
| 581 |
|
pass |
| 582 |
|
|
| 583 |
|
if changed: |
| 584 |
|
ngroup.SetLabel(group.GetLabel()) |
| 585 |
|
self.SetClassGroup(row, ngroup) |
| 586 |
else: |
else: |
| 587 |
raise ValueError(_("Invalid column request")) |
assert False # shouldn't be here |
| 588 |
|
pass |
| 589 |
|
|
| 590 |
self.__Modified() |
if mod: |
| 591 |
|
self.__Modified() |
| 592 |
|
self.GetView().Refresh() |
| 593 |
|
|
| 594 |
def GetAttr(self, row, col, someExtraParameter): |
def GetAttr(self, row, col, someExtraParameter): |
| 595 |
attr = wxGridCellAttr() |
"""Returns the cell attributes""" |
|
#attr = wxPyGridTableBase.GetAttr(self, row, col, someExtraParameter) |
|
|
|
|
|
if col == COL_VISUAL: |
|
|
attr.SetRenderer(ClassRenderer(self.shapeType)) |
|
|
attr.SetReadOnly() |
|
| 596 |
|
|
| 597 |
return attr |
return self.__colAttr.get(col, wxGridCellAttr()).Clone() |
| 598 |
|
|
| 599 |
def GetClassGroup(self, row): |
def GetClassGroup(self, row): |
| 600 |
return self.tdata[row][COL_VISUAL] |
"""Return the ClassGroup object representing row 'row'.""" |
| 601 |
|
|
| 602 |
def __Modified(self): |
#return self.GetValueAsCustom(row, COL_SYMBOL, None) |
| 603 |
self.modified = 1 |
if row == 0: |
| 604 |
|
return self.clazz.GetDefaultGroup() |
| 605 |
|
else: |
| 606 |
|
return self.clazz.GetGroup(row - 1) |
| 607 |
|
|
| 608 |
|
def SetClassGroup(self, row, group): |
| 609 |
|
"""Set the given row to properties of group.""" |
| 610 |
|
self.__SetRow(row, group) |
| 611 |
|
self.GetView().Refresh() |
| 612 |
|
|
| 613 |
|
def __Modified(self, mod = True): |
| 614 |
|
"""Adjust the modified flag. |
| 615 |
|
|
| 616 |
|
mod -- if -1 set the modified flag to False, otherwise perform |
| 617 |
|
an 'or' operation with the current value of the flag and |
| 618 |
|
'mod' |
| 619 |
|
""" |
| 620 |
|
|
| 621 |
|
if mod == -1: |
| 622 |
|
self.modified = False |
| 623 |
|
else: |
| 624 |
|
self.modified = mod or self.modified |
| 625 |
|
|
| 626 |
def IsModified(self): |
def IsModified(self): |
| 627 |
|
"""True if this table is considered modified.""" |
| 628 |
return self.modified |
return self.modified |
| 629 |
|
|
| 630 |
def AddNewDataRow(self): |
def DeleteRows(self, pos, numRows = 1): |
| 631 |
np = ClassDataPoint() |
"""Deletes 'numRows' beginning at row 'pos'. |
| 632 |
self.tdata.append([np, np.GetValue(), np.GetLabel()]) |
|
| 633 |
msg = wxGridTableMessage(self, wxGRIDTABLE_NOTIFY_ROWS_APPENDED, 1) |
The row representing the default group is not removed. |
| 634 |
self.GetView().ProcessTableMessage(msg) |
|
| 635 |
self.GetView().Refresh() |
The table is considered modified if any rows are removed. |
| 636 |
|
""" |
| 637 |
|
|
| 638 |
class Classifier(wxDialog): |
assert pos >= 0 |
| 639 |
|
old_len = self.GetNumberRows() |
| 640 |
|
for row in range(pos, pos - numRows, -1): |
| 641 |
|
group = self.GetClassGroup(row) |
| 642 |
|
if row != 0: |
| 643 |
|
self.clazz.RemoveGroup(row - 1) |
| 644 |
|
self.__Modified() |
| 645 |
|
|
| 646 |
def __init__(self, parent, layer): |
if self.IsModified(): |
| 647 |
wxDialog.__init__(self, parent, -1, _("Classify"), |
self.__NotifyRowChanges(old_len, self.GetNumberRows()) |
|
style = wxRESIZE_BORDER) |
|
| 648 |
|
|
| 649 |
self.layer = layer |
def AppendRows(self, numRows = 1): |
| 650 |
|
"""Append 'numRows' empty rows to the end of the table. |
| 651 |
|
|
| 652 |
topBox = wxBoxSizer(wxVERTICAL) |
The table is considered modified if any rows are appended. |
| 653 |
|
""" |
| 654 |
|
|
| 655 |
topBox.Add(wxStaticText(self, -1, _("Layer: %s") % layer.Title()), |
old_len = self.GetNumberRows() |
| 656 |
0, wxALIGN_LEFT | wxBOTTOM, 4) |
for i in range(numRows): |
| 657 |
topBox.Add(wxStaticText(self, -1, _("Type: %s") % layer.ShapeType()), |
np = ClassGroupSingleton() |
| 658 |
0, wxALIGN_LEFT | wxBOTTOM, 4) |
self.__SetRow(None, np) |
| 659 |
|
|
| 660 |
propertyBox = wxBoxSizer(wxHORIZONTAL) |
if self.IsModified(): |
| 661 |
propertyBox.Add(wxStaticText(self, -1, _("Property: ")), |
self.__NotifyRowChanges(old_len, self.GetNumberRows()) |
| 662 |
0, wxALIGN_CENTER | wxALL, 4) |
|
| 663 |
|
|
| 664 |
self.properties = wxComboBox(self, ID_PROPERTY_SELECT, "", |
ID_PROPERTY_REVERT = 4002 |
| 665 |
style = wxCB_READONLY) |
ID_PROPERTY_ADD = 4003 |
| 666 |
|
ID_PROPERTY_GENCLASS = 4004 |
| 667 |
self.num_cols = layer.table.field_count() |
ID_PROPERTY_REMOVE = 4005 |
| 668 |
# just assume the first field in case one hasn't been |
ID_PROPERTY_MOVEUP = 4006 |
| 669 |
# specified in the file. |
ID_PROPERTY_MOVEDOWN = 4007 |
| 670 |
self.__cur_prop = 0 |
ID_PROPERTY_TRY = 4008 |
| 671 |
field = layer.GetClassification().GetField() |
ID_PROPERTY_EDITSYM = 4009 |
| 672 |
for i in range(self.num_cols): |
ID_PROPERTY_SELECT = 4011 |
| 673 |
type, name, len, decc = layer.table.field_info(i) |
ID_PROPERTY_TITLE = 4012 |
| 674 |
if name == field: |
ID_PROPERTY_FIELDTEXT = 4013 |
| 675 |
self.__cur_prop = i |
|
| 676 |
self.properties.Append(name) |
BTN_ADD = 0 |
| 677 |
self.properties.SetClientData(i, None) |
BTN_EDIT = 1 |
| 678 |
|
BTN_GEN = 2 |
| 679 |
self.properties.SetSelection(self.__cur_prop) |
BTN_UP = 3 |
| 680 |
propertyBox.Add(self.properties, 1, wxGROW|wxALL, 0) |
BTN_DOWN = 4 |
| 681 |
EVT_COMBOBOX(self, ID_PROPERTY_SELECT, self.OnPropertySelect) |
BTN_RM = 5 |
| 682 |
|
|
| 683 |
|
EB_LAYER_TITLE = 0 |
| 684 |
|
EB_SELECT_FIELD = 1 |
| 685 |
|
EB_GEN_CLASS = 2 |
| 686 |
|
|
| 687 |
|
class Classifier(LayerProperties): |
| 688 |
|
|
| 689 |
|
type2string = {None: _("None"), |
| 690 |
|
FIELDTYPE_STRING: _("Text"), |
| 691 |
|
FIELDTYPE_INT: _("Integer"), |
| 692 |
|
FIELDTYPE_DOUBLE: _("Decimal")} |
| 693 |
|
|
| 694 |
|
def __init__(self, parent, name, layer, group = None): |
| 695 |
|
"""Create a Properties/Classification dialog for a layer. |
| 696 |
|
The layer is part of map. If group is not None, select that |
| 697 |
|
group in the classification table. |
| 698 |
|
""" |
| 699 |
|
|
| 700 |
topBox.Add(propertyBox, 0, wxGROW, 4) |
LayerProperties.__init__(self, parent, name, layer) |
| 701 |
|
|
| 702 |
# |
self.layer.Subscribe(LAYER_SHAPESTORE_REPLACED, |
| 703 |
# Classification data table |
self.layer_shapestore_replaced) |
|
# |
|
| 704 |
|
|
| 705 |
controlBox = wxBoxSizer(wxHORIZONTAL) |
self.genDlg = None |
| 706 |
self.classGrid = ClassGrid(self, layer) |
self.group = group |
| 707 |
|
|
| 708 |
controlBox.Add(self.classGrid, 1, wxGROW, 0) |
LayerProperties.dialog_layout(self) |
| 709 |
|
|
| 710 |
|
def dialog_layout(self, panel, panelBox): |
| 711 |
|
|
| 712 |
|
if self.layer.HasClassification(): |
| 713 |
|
|
| 714 |
|
self.fieldTypeText = wxStaticText(panel, -1, "") |
| 715 |
|
|
| 716 |
|
self.originalClass = self.layer.GetClassification() |
| 717 |
|
self.originalClassField = self.layer.GetClassificationColumn() |
| 718 |
|
field = self.originalClassField |
| 719 |
|
fieldType = self.layer.GetFieldType(field) |
| 720 |
|
|
| 721 |
|
table = self.layer.ShapeStore().Table() |
| 722 |
|
# |
| 723 |
|
# make field choice box |
| 724 |
|
# |
| 725 |
|
self.fields = wxChoice(panel, ID_PROPERTY_SELECT,) |
| 726 |
|
|
| 727 |
|
self.num_cols = table.NumColumns() |
| 728 |
|
# just assume the first field in case one hasn't been |
| 729 |
|
# specified in the file. |
| 730 |
|
self.__cur_field = 0 |
| 731 |
|
|
| 732 |
|
self.fields.Append("<None>") |
| 733 |
|
|
| 734 |
|
if fieldType is None: |
| 735 |
|
self.fields.SetClientData(0, copy.deepcopy(self.originalClass)) |
| 736 |
|
else: |
| 737 |
|
self.fields.SetClientData(0, None) |
| 738 |
|
|
| 739 |
|
for i in range(self.num_cols): |
| 740 |
|
name = table.Column(i).name |
| 741 |
|
self.fields.Append(name) |
| 742 |
|
|
| 743 |
|
if name == field: |
| 744 |
|
self.__cur_field = i + 1 |
| 745 |
|
self.fields.SetClientData(i + 1, |
| 746 |
|
copy.deepcopy(self.originalClass)) |
| 747 |
|
else: |
| 748 |
|
self.fields.SetClientData(i + 1, None) |
| 749 |
|
|
| 750 |
|
button_gen = wxButton(panel, ID_PROPERTY_GENCLASS, |
| 751 |
|
_("Generate Class")) |
| 752 |
|
button_add = wxButton(panel, ID_PROPERTY_ADD, |
| 753 |
|
_("Add")) |
| 754 |
|
button_moveup = wxButton(panel, ID_PROPERTY_MOVEUP, |
| 755 |
|
_("Move Up")) |
| 756 |
|
button_movedown = wxButton(panel, ID_PROPERTY_MOVEDOWN, |
| 757 |
|
_("Move Down")) |
| 758 |
|
button_edit = wxButton(panel, ID_PROPERTY_EDITSYM, |
| 759 |
|
_("Edit Symbol")) |
| 760 |
|
button_remove = wxButton(panel, ID_PROPERTY_REMOVE, |
| 761 |
|
_("Remove")) |
| 762 |
|
|
| 763 |
|
self.classGrid = ClassGrid(panel, self) |
| 764 |
|
|
| 765 |
|
# calling __SelectField after creating the classGrid fills in the |
| 766 |
|
# grid with the correct information |
| 767 |
|
self.fields.SetSelection(self.__cur_field) |
| 768 |
|
self.__SelectField(self.__cur_field, group = self.group) |
| 769 |
|
|
| 770 |
|
|
| 771 |
|
classBox = wxStaticBoxSizer( |
| 772 |
|
wxStaticBox(panel, -1, _("Classification")), wxVERTICAL) |
| 773 |
|
|
| 774 |
|
|
| 775 |
|
sizer = wxBoxSizer(wxHORIZONTAL) |
| 776 |
|
sizer.Add(wxStaticText(panel, ID_PROPERTY_FIELDTEXT, _("Field: ")), |
| 777 |
|
0, wxALIGN_LEFT | wxALIGN_CENTER_VERTICAL | wxALL, 4) |
| 778 |
|
sizer.Add(self.fields, 1, wxGROW | wxALL, 4) |
| 779 |
|
|
| 780 |
|
classBox.Add(sizer, 0, wxGROW, 4) |
| 781 |
|
|
| 782 |
|
classBox.Add(self.fieldTypeText, 0, |
| 783 |
|
wxGROW | wxALIGN_LEFT | wxALL | wxADJUST_MINSIZE, 4) |
| 784 |
|
|
| 785 |
|
controlBox = wxBoxSizer(wxHORIZONTAL) |
| 786 |
|
controlButtonBox = wxBoxSizer(wxVERTICAL) |
| 787 |
|
|
| 788 |
|
controlButtonBox.Add(button_gen, 0, wxGROW|wxALL, 4) |
| 789 |
|
controlButtonBox.Add(button_add, 0, wxGROW|wxALL, 4) |
| 790 |
|
controlButtonBox.Add(button_moveup, 0, wxGROW|wxALL, 4) |
| 791 |
|
controlButtonBox.Add(button_movedown, 0, wxGROW|wxALL, 4) |
| 792 |
|
controlButtonBox.Add(button_edit, 0, wxGROW|wxALL, 4) |
| 793 |
|
controlButtonBox.Add(60, 20, 0, wxGROW|wxALL|wxALIGN_BOTTOM, 4) |
| 794 |
|
controlButtonBox.Add(button_remove, 0, |
| 795 |
|
wxGROW|wxALL|wxALIGN_BOTTOM, 4) |
| 796 |
|
|
| 797 |
|
controlBox.Add(self.classGrid, 1, wxGROW, 0) |
| 798 |
|
controlBox.Add(controlButtonBox, 0, wxGROW, 10) |
| 799 |
|
|
| 800 |
|
classBox.Add(controlBox, 1, wxGROW, 10) |
| 801 |
|
panelBox.Add(classBox, 1, wxGROW, 0) |
| 802 |
|
|
| 803 |
|
|
| 804 |
|
EVT_CHOICE(self, ID_PROPERTY_SELECT, self._OnFieldSelect) |
| 805 |
|
EVT_BUTTON(self, ID_PROPERTY_ADD, self._OnAdd) |
| 806 |
|
EVT_BUTTON(self, ID_PROPERTY_EDITSYM, self._OnEditSymbol) |
| 807 |
|
EVT_BUTTON(self, ID_PROPERTY_REMOVE, self._OnRemove) |
| 808 |
|
EVT_BUTTON(self, ID_PROPERTY_GENCLASS, self._OnGenClass) |
| 809 |
|
EVT_BUTTON(self, ID_PROPERTY_MOVEUP, self._OnMoveUp) |
| 810 |
|
EVT_BUTTON(self, ID_PROPERTY_MOVEDOWN, self._OnMoveDown) |
| 811 |
|
|
| 812 |
|
def unsubscribe_messages(self): |
| 813 |
|
"""Unsubscribe from all messages.""" |
| 814 |
|
LayerProperties.unsubscribe_messages(self) |
| 815 |
|
self.layer.Unsubscribe(LAYER_SHAPESTORE_REPLACED, |
| 816 |
|
self.layer_shapestore_replaced) |
| 817 |
|
|
| 818 |
|
def layer_shapestore_replaced(self, *args): |
| 819 |
|
"""Subscribed to the map's LAYER_SHAPESTORE_REPLACED message. |
| 820 |
|
Close self. |
| 821 |
|
""" |
| 822 |
|
self.Close() |
| 823 |
|
|
| 824 |
controlButtonBox = wxBoxSizer(wxVERTICAL) |
def EditSymbol(self, row): |
| 825 |
controlButtonBox.Add(wxButton(self, ID_CLASSIFY_ADD, |
"""Open up a dialog where the user can select the properties |
| 826 |
_("Add")), 0, wxGROW | wxALL, 4) |
for a group. |
| 827 |
controlButtonBox.Add(wxButton(self, ID_CLASSIFY_GENRANGE, |
""" |
| 828 |
_("Generate Ranges")), 0, wxGROW | wxALL, 4) |
table = self.classGrid.GetTable() |
| 829 |
|
prop = table.GetValueAsCustom(row, COL_SYMBOL, None) |
|
controlBox.Add(controlButtonBox, 0, wxGROW, 10) |
|
|
topBox.Add(controlBox, 1, wxGROW, 10) |
|
|
|
|
|
EVT_BUTTON(self, ID_CLASSIFY_ADD, self.OnAdd) |
|
|
EVT_BUTTON(self, ID_CLASSIFY_GENRANGE, self.OnGenRange) |
|
|
EVT_GRID_CELL_LEFT_DCLICK(self.classGrid, self.OnCellDClick) |
|
| 830 |
|
|
| 831 |
# |
# get a new ClassGroupProperties object and copy the |
| 832 |
# Control buttons: |
# values over to our current object |
| 833 |
# |
propDlg = SelectPropertiesDialog(self, prop, self.layer.ShapeType()) |
| 834 |
buttonBox = wxBoxSizer(wxHORIZONTAL) |
|
| 835 |
buttonBox.Add(wxButton(self, ID_CLASSIFY_OK, _("OK")), |
self.Enable(False) |
| 836 |
0, wxALL, 4) |
if propDlg.ShowModal() == wxID_OK: |
| 837 |
buttonBox.Add(wxButton(self, ID_CLASSIFY_CANCEL, _("Cancel")), |
new_prop = propDlg.GetClassGroupProperties() |
| 838 |
0, wxALL, 4) |
table.SetValueAsCustom(row, COL_SYMBOL, None, new_prop) |
| 839 |
topBox.Add(buttonBox, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_BOTTOM, 10) |
self.Enable(True) |
| 840 |
|
propDlg.Destroy() |
| 841 |
|
|
| 842 |
|
def _SetClassification(self, clazz): |
| 843 |
|
"""Called from the ClassGen dialog when a new classification has |
| 844 |
|
been created and should be set in the table. |
| 845 |
|
""" |
| 846 |
|
# FIXME: This could be implemented using a message |
| 847 |
|
|
| 848 |
EVT_BUTTON(self, ID_CLASSIFY_OK, self.OnOK) |
self.fields.SetClientData(self.__cur_field, clazz) |
| 849 |
EVT_BUTTON(self, ID_CLASSIFY_CANCEL, self.OnCancel) |
self.classGrid.GetTable().SetClassification(clazz) |
| 850 |
|
|
| 851 |
self.SetAutoLayout(true) |
def __BuildClassification(self, fieldIndex, copyClass=False, force=False): |
| 852 |
self.SetSizer(topBox) |
"""Pack the classification setting into a Classification object. |
| 853 |
topBox.Fit(self) |
Returns (Classification, fieldName) where fieldName is the selected |
| 854 |
topBox.SetSizeHints(self) |
field in the table that the classification should be used with. |
| 855 |
|
""" |
| 856 |
|
|
| 857 |
def __BuildClassification(self, prop): |
# numRows = self.classGrid.GetNumberRows() |
| 858 |
|
# assert numRows > 0 # there should always be a default row |
| 859 |
|
|
| 860 |
clazz = Classification() |
if fieldIndex == 0: |
| 861 |
clazz.SetField(self.properties.GetStringSelection()) |
fieldName = None |
| 862 |
|
fieldType = None |
| 863 |
|
else: |
| 864 |
|
fieldName = self.fields.GetString(fieldIndex) |
| 865 |
|
fieldType = self.layer.GetFieldType(fieldName) |
| 866 |
|
|
| 867 |
|
clazz = self.fields.GetClientData(fieldIndex) |
| 868 |
|
if clazz is None or self.classGrid.GetTable().IsModified() or force: |
| 869 |
|
clazz = self.classGrid.GetTable().GetClassification() |
| 870 |
|
if copyClass: |
| 871 |
|
clazz = copy.deepcopy(clazz) |
| 872 |
|
|
| 873 |
|
return clazz, fieldName |
| 874 |
|
|
| 875 |
|
def __SetGridTable(self, fieldIndex, group = None): |
| 876 |
|
"""Set the table with the classification associated with the |
| 877 |
|
selected field at fieldIndex. Select the specified group |
| 878 |
|
if group is not None. |
| 879 |
|
""" |
| 880 |
|
|
| 881 |
numRows = self.classGrid.GetNumberRows() |
clazz = self.fields.GetClientData(fieldIndex) |
| 882 |
|
|
| 883 |
if numRows > 0: |
if clazz is None: |
| 884 |
table = self.classGrid.GetTable() |
clazz = Classification() |
| 885 |
clazz.SetDefaultGroup(table.GetClassGroup(0)) |
clazz.SetDefaultGroup( |
| 886 |
|
ClassGroupDefault( |
| 887 |
|
self.layer.GetClassification(). |
| 888 |
|
GetDefaultGroup().GetProperties())) |
| 889 |
|
|
| 890 |
|
fieldName = self.fields.GetString(fieldIndex) |
| 891 |
|
fieldType = self.layer.GetFieldType(fieldName) |
| 892 |
|
|
| 893 |
|
self.classGrid.CreateTable(clazz, fieldType, |
| 894 |
|
self.layer.ShapeType(), group) |
| 895 |
|
|
| 896 |
|
def __SetFieldTypeText(self, fieldIndex): |
| 897 |
|
"""Set the field type string using the data type of the field |
| 898 |
|
at fieldIndex. |
| 899 |
|
""" |
| 900 |
|
fieldName = self.fields.GetString(fieldIndex) |
| 901 |
|
fieldType = self.layer.GetFieldType(fieldName) |
| 902 |
|
|
| 903 |
for i in range(1, numRows): |
assert Classifier.type2string.has_key(fieldType) |
|
clazz.AddGroup(table.GetClassGroup(i)) |
|
| 904 |
|
|
| 905 |
return clazz |
text = Classifier.type2string[fieldType] |
| 906 |
|
|
| 907 |
def OnPropertySelect(self, event): |
self.fieldTypeText.SetLabel(_("Data Type: %s") % text) |
|
self.properties.SetClientData( |
|
|
self.__cur_prop, self.__BuildClassification(self.__cur_prop)) |
|
| 908 |
|
|
| 909 |
self.__cur_prop = self.properties.GetSelection() |
def __SelectField(self, newIndex, oldIndex = -1, group = None): |
| 910 |
clazz = self.properties.GetClientData(self.__cur_prop) |
"""This method assumes that the current selection for the |
| 911 |
table = self.classGrid.GetTable() |
combo has already been set by a call to SetSelection(). |
| 912 |
|
""" |
| 913 |
|
|
| 914 |
table.Reset(clazz, self.layer.ShapeType()) |
assert oldIndex >= -1 |
| 915 |
|
|
| 916 |
def OnOK(self, event): |
if oldIndex != -1: |
| 917 |
|
clazz, name = self.__BuildClassification(oldIndex, force = True) |
| 918 |
|
self.fields.SetClientData(oldIndex, clazz) |
| 919 |
|
|
| 920 |
|
self.__SetGridTable(newIndex, group) |
| 921 |
|
|
| 922 |
|
self.__EnableButtons(EB_SELECT_FIELD) |
| 923 |
|
|
| 924 |
|
self.__SetFieldTypeText(newIndex) |
| 925 |
|
|
| 926 |
|
def __SetTitle(self, title): |
| 927 |
|
"""Set the title of the dialog.""" |
| 928 |
|
if title != "": |
| 929 |
|
title = ": " + title |
| 930 |
|
|
| 931 |
|
self.SetTitle(_("Layer Properties") + title) |
| 932 |
|
|
| 933 |
|
def _OnEditSymbol(self, event): |
| 934 |
|
"""Open up a dialog for the user to select group properties.""" |
| 935 |
|
sel = self.classGrid.GetCurrentSelection() |
| 936 |
|
|
| 937 |
|
if len(sel) == 1: |
| 938 |
|
self.EditSymbol(sel[0]) |
| 939 |
|
|
| 940 |
|
def _OnFieldSelect(self, event): |
| 941 |
|
index = self.fields.GetSelection() |
| 942 |
|
self.__SelectField(index, self.__cur_field) |
| 943 |
|
self.__cur_field = index |
| 944 |
|
|
| 945 |
|
def OnTry(self, event): |
| 946 |
"""Put the data from the table into a new Classification and hand |
"""Put the data from the table into a new Classification and hand |
| 947 |
it to the layer. |
it to the layer. |
| 948 |
""" |
""" |
| 949 |
|
|
| 950 |
clazz = self.properties.GetClientData(self.__cur_prop) |
if self.layer.HasClassification(): |
| 951 |
|
clazz = self.fields.GetClientData(self.__cur_field) |
| 952 |
|
|
| 953 |
# |
# |
| 954 |
# only build the classification if there wasn't one to |
# only build the classification if there wasn't one to |
| 955 |
# to begin with or it has been modified |
# to begin with or it has been modified |
| 956 |
# |
# |
| 957 |
if clazz is None or self.classGrid.GetTable().IsModified(): |
self.classGrid.SaveEditControlValue() |
| 958 |
clazz = self.__BuildClassification(self.__cur_prop) |
clazz, name = self.__BuildClassification(self.__cur_field, True) |
| 959 |
|
|
| 960 |
clazz.SetLayer(self.layer) |
self.layer.SetClassificationColumn(name) |
| 961 |
|
self.layer.SetClassification(clazz) |
| 962 |
|
|
| 963 |
self.layer.SetClassification(clazz) |
self.haveApplied = True |
| 964 |
|
|
| 965 |
self.EndModal(wxID_OK) |
def OnOK(self, event): |
| 966 |
|
self.OnTry(event) |
| 967 |
|
self.Close() |
| 968 |
|
|
| 969 |
def OnCancel(self, event): |
def OnRevert(self, event): |
| 970 |
"""Do nothing. The layer's current classification stays the same.""" |
"""The layer's current classification stays the same.""" |
| 971 |
self.EndModal(wxID_CANCEL) |
if self.haveApplied and self.layer.HasClassification(): |
| 972 |
|
self.layer.SetClassificationColumn(self.originalClassField) |
| 973 |
|
self.layer.SetClassification(self.originalClass) |
| 974 |
|
|
| 975 |
|
#self.Close() |
| 976 |
|
|
| 977 |
def OnAdd(self, event): |
def _OnAdd(self, event): |
| 978 |
self.classGrid.GetTable().AddNewDataRow() |
self.classGrid.AppendRows() |
|
print "Classifier.OnAdd()" |
|
| 979 |
|
|
| 980 |
def OnGenRange(self, event): |
def _OnRemove(self, event): |
| 981 |
print "Classifier.OnGenRange()" |
self.classGrid.DeleteSelectedRows() |
| 982 |
|
|
| 983 |
def OnCellDClick(self, event): |
def _OnGenClass(self, event): |
| 984 |
r = event.GetRow() |
"""Open up a dialog for the user to generate classifications.""" |
| 985 |
c = event.GetCol() |
|
| 986 |
if c == COL_VISUAL: |
self.genDlg = ClassGenDialog(self, self.layer, |
| 987 |
# XXX: getting the properties is only possible with non-Maps!!! |
self.fields.GetString(self.__cur_field)) |
| 988 |
group = self.classGrid.GetTable().GetValueAsCustom(r, c, None) |
|
| 989 |
prop = group.GetProperties() |
EVT_CLOSE(self.genDlg, self._OnGenDialogClose) |
| 990 |
propDlg = SelectPropertiesDialog(NULL, prop, self.layer.ShapeType()) |
|
| 991 |
if propDlg.ShowModal() == wxID_OK: |
self.__EnableButtons(EB_GEN_CLASS) |
| 992 |
new_prop = propDlg.GetClassGroupProperties() |
|
| 993 |
prop.SetStroke(new_prop.GetStroke()) |
self.genDlg.Show() |
| 994 |
prop.SetStrokeWidth(new_prop.GetStrokeWidth()) |
|
| 995 |
prop.SetFill(new_prop.GetFill()) |
def _OnGenDialogClose(self, event): |
| 996 |
self.classGrid.Refresh() |
"""Reenable buttons after the generate classification |
| 997 |
propDlg.Destroy() |
dialog is closed. |
| 998 |
|
""" |
| 999 |
|
self.genDlg.Destroy() |
| 1000 |
ID_SELPROP_OK = 4001 |
self.genDlg = None |
| 1001 |
ID_SELPROP_CANCEL = 4002 |
self.__EnableButtons(EB_GEN_CLASS) |
| 1002 |
ID_SELPROP_SPINCTRL = 4002 |
|
| 1003 |
|
def _OnMoveUp(self, event): |
| 1004 |
|
"""When the user clicks MoveUp, try to move a group up one row.""" |
| 1005 |
|
sel = self.classGrid.GetCurrentSelection() |
| 1006 |
|
|
| 1007 |
|
if len(sel) == 1: |
| 1008 |
|
i = sel[0] |
| 1009 |
|
if i > 1: |
| 1010 |
|
table = self.classGrid.GetTable() |
| 1011 |
|
x = table.GetClassGroup(i - 1) |
| 1012 |
|
y = table.GetClassGroup(i) |
| 1013 |
|
table.SetClassGroup(i - 1, y) |
| 1014 |
|
table.SetClassGroup(i, x) |
| 1015 |
|
self.classGrid.ClearSelection() |
| 1016 |
|
self.classGrid.SelectRow(i - 1) |
| 1017 |
|
self.classGrid.MakeCellVisible(i - 1, 0) |
| 1018 |
|
|
| 1019 |
|
def _OnMoveDown(self, event): |
| 1020 |
|
"""When the user clicks MoveDown, try to move a group down one row.""" |
| 1021 |
|
sel = self.classGrid.GetCurrentSelection() |
| 1022 |
|
|
| 1023 |
|
if len(sel) == 1: |
| 1024 |
|
i = sel[0] |
| 1025 |
|
table = self.classGrid.GetTable() |
| 1026 |
|
if 0 < i < table.GetNumberRows() - 1: |
| 1027 |
|
x = table.GetClassGroup(i) |
| 1028 |
|
y = table.GetClassGroup(i + 1) |
| 1029 |
|
table.SetClassGroup(i, y) |
| 1030 |
|
table.SetClassGroup(i + 1, x) |
| 1031 |
|
self.classGrid.ClearSelection() |
| 1032 |
|
self.classGrid.SelectRow(i + 1) |
| 1033 |
|
self.classGrid.MakeCellVisible(i + 1, 0) |
| 1034 |
|
|
| 1035 |
|
def _OnTitleChanged(self, event): |
| 1036 |
|
"""Update the dialog title when the user changed the layer name.""" |
| 1037 |
|
obj = event.GetEventObject() |
| 1038 |
|
|
| 1039 |
|
self.layer.SetTitle(obj.GetValue()) |
| 1040 |
|
self.__SetTitle(self.layer.Title()) |
| 1041 |
|
|
| 1042 |
|
self.__EnableButtons(EB_LAYER_TITLE) |
| 1043 |
|
|
| 1044 |
|
def __EnableButtons(self, case): |
| 1045 |
|
"""Helper method that enables/disables the appropriate buttons |
| 1046 |
|
based on the case provided. Cases are constants beginning with EB_. |
| 1047 |
|
""" |
| 1048 |
|
|
| 1049 |
|
list = {wxID_OK : True, |
| 1050 |
|
wxID_CANCEL : True, |
| 1051 |
|
ID_PROPERTY_ADD : True, |
| 1052 |
|
ID_PROPERTY_MOVEUP : True, |
| 1053 |
|
ID_PROPERTY_MOVEDOWN : True, |
| 1054 |
|
ID_PROPERTY_REMOVE : True, |
| 1055 |
|
ID_PROPERTY_SELECT : True, |
| 1056 |
|
ID_PROPERTY_FIELDTEXT : True, |
| 1057 |
|
ID_PROPERTY_GENCLASS : True, |
| 1058 |
|
ID_PROPERTY_EDITSYM : True} |
| 1059 |
|
|
| 1060 |
|
if case == EB_LAYER_TITLE: |
| 1061 |
|
if self.layer.Title() == "": |
| 1062 |
|
list[wxID_OK] = False |
| 1063 |
|
list[wxID_CANCEL] = False |
| 1064 |
|
|
| 1065 |
|
elif case == EB_SELECT_FIELD: |
| 1066 |
|
if self.fields.GetSelection() == 0: |
| 1067 |
|
list[ID_PROPERTY_GENCLASS] = False |
| 1068 |
|
list[ID_PROPERTY_ADD] = False |
| 1069 |
|
list[ID_PROPERTY_MOVEUP] = False |
| 1070 |
|
list[ID_PROPERTY_MOVEDOWN] = False |
| 1071 |
|
list[ID_PROPERTY_REMOVE] = False |
| 1072 |
|
|
| 1073 |
|
elif case == EB_GEN_CLASS: |
| 1074 |
|
if self.genDlg is not None: |
| 1075 |
|
list[ID_PROPERTY_SELECT] = False |
| 1076 |
|
list[ID_PROPERTY_FIELDTEXT] = False |
| 1077 |
|
list[ID_PROPERTY_GENCLASS] = False |
| 1078 |
|
|
| 1079 |
|
for id, enable in list.items(): |
| 1080 |
|
win = self.FindWindowById(id) |
| 1081 |
|
if win: |
| 1082 |
|
win.Enable(enable) |
| 1083 |
|
|
| 1084 |
|
ID_SELPROP_SPINCTRL_LINEWIDTH = 4002 |
| 1085 |
ID_SELPROP_PREVIEW = 4003 |
ID_SELPROP_PREVIEW = 4003 |
| 1086 |
ID_SELPROP_STROKECLR = 4004 |
ID_SELPROP_STROKECLR = 4004 |
| 1087 |
ID_SELPROP_FILLCLR = 4005 |
ID_SELPROP_FILLCLR = 4005 |
| 1088 |
|
ID_SELPROP_STROKECLRTRANS = 4006 |
| 1089 |
|
ID_SELPROP_FILLCLRTRANS = 4007 |
| 1090 |
|
ID_SELPROP_SPINCTRL_SIZE = 4008 |
| 1091 |
|
|
| 1092 |
class SelectPropertiesDialog(wxDialog): |
class SelectPropertiesDialog(wxDialog): |
| 1093 |
|
"""Dialog that allows the user to select group properties.""" |
| 1094 |
|
|
| 1095 |
def __init__(self, parent, prop, shapeType): |
def __init__(self, parent, prop, shapeType): |
| 1096 |
|
"""Open the dialog with the initial prop properties and shapeType.""" |
| 1097 |
|
|
| 1098 |
wxDialog.__init__(self, parent, -1, _("Select Properties"), |
wxDialog.__init__(self, parent, -1, _("Select Properties"), |
| 1099 |
style = wxRESIZE_BORDER) |
style = wxDEFAULT_DIALOG_STYLE | wxRESIZE_BORDER) |
| 1100 |
|
|
| 1101 |
self.prop = ClassGroupProperties(prop) |
self.prop = ClassGroupProperties(prop) |
| 1102 |
|
|
| 1108 |
previewBox = wxBoxSizer(wxVERTICAL) |
previewBox = wxBoxSizer(wxVERTICAL) |
| 1109 |
previewBox.Add(wxStaticText(self, -1, _("Preview:")), |
previewBox.Add(wxStaticText(self, -1, _("Preview:")), |
| 1110 |
0, wxALIGN_LEFT | wxALL, 4) |
0, wxALIGN_LEFT | wxALL, 4) |
| 1111 |
self.previewer = ClassDataPreviewer(None, self.prop, shapeType, |
|
| 1112 |
self, ID_SELPROP_PREVIEW, (40, 40)) |
self.previewWin = ClassGroupPropertiesCtrl( |
| 1113 |
previewBox.Add(self.previewer, 1, wxGROW, 15) |
self, ID_SELPROP_PREVIEW, self.prop, shapeType, |
| 1114 |
|
(40, 40), wxSIMPLE_BORDER) |
| 1115 |
|
|
| 1116 |
|
self.previewWin.AllowEdit(False) |
| 1117 |
|
|
| 1118 |
|
previewBox.Add(self.previewWin, 1, wxGROW | wxALL, 4) |
| 1119 |
|
|
| 1120 |
itemBox.Add(previewBox, 1, wxALIGN_LEFT | wxALL | wxGROW, 0) |
itemBox.Add(previewBox, 1, wxALIGN_LEFT | wxALL | wxGROW, 0) |
| 1121 |
|
|
| 1122 |
# control box |
# control box |
| 1123 |
ctrlBox = wxBoxSizer(wxVERTICAL) |
ctrlBox = wxBoxSizer(wxVERTICAL) |
| 1124 |
ctrlBox.Add( |
|
| 1125 |
wxButton(self, ID_SELPROP_STROKECLR, "Change Stroke Color"), |
lineColorBox = wxBoxSizer(wxHORIZONTAL) |
| 1126 |
0, wxALIGN_CENTER_HORIZONTAL | wxALL | wxGROW, 4) |
button = wxButton(self, ID_SELPROP_STROKECLR, _("Change Line Color")) |
| 1127 |
EVT_BUTTON(self, ID_SELPROP_STROKECLR, self.OnChangeStrokeColor) |
button.SetFocus() |
| 1128 |
|
lineColorBox.Add(button, 1, wxALL | wxGROW, 4) |
| 1129 |
|
EVT_BUTTON(self, ID_SELPROP_STROKECLR, self._OnChangeLineColor) |
| 1130 |
|
|
| 1131 |
|
lineColorBox.Add( |
| 1132 |
|
wxButton(self, ID_SELPROP_STROKECLRTRANS, _("Transparent")), |
| 1133 |
|
1, wxALL | wxGROW, 4) |
| 1134 |
|
EVT_BUTTON(self, ID_SELPROP_STROKECLRTRANS, |
| 1135 |
|
self._OnChangeLineColorTrans) |
| 1136 |
|
|
| 1137 |
|
ctrlBox.Add(lineColorBox, 0, |
| 1138 |
|
wxALIGN_CENTER_HORIZONTAL | wxALL | wxGROW, 4) |
| 1139 |
|
|
| 1140 |
if shapeType != SHAPETYPE_ARC: |
if shapeType != SHAPETYPE_ARC: |
| 1141 |
ctrlBox.Add( |
fillColorBox = wxBoxSizer(wxHORIZONTAL) |
| 1142 |
wxButton(self, ID_SELPROP_FILLCLR, "Change Fill Color"), |
fillColorBox.Add( |
| 1143 |
0, wxALIGN_LEFT | wxALL | wxGROW, 4) |
wxButton(self, ID_SELPROP_FILLCLR, _("Change Fill Color")), |
| 1144 |
EVT_BUTTON(self, ID_SELPROP_FILLCLR, self.OnChangeFillColor) |
1, wxALL | wxGROW, 4) |
| 1145 |
|
EVT_BUTTON(self, ID_SELPROP_FILLCLR, self._OnChangeFillColor) |
| 1146 |
|
fillColorBox.Add( |
| 1147 |
|
wxButton(self, ID_SELPROP_FILLCLRTRANS, _("Transparent")), |
| 1148 |
|
1, wxALL | wxGROW, 4) |
| 1149 |
|
EVT_BUTTON(self, ID_SELPROP_FILLCLRTRANS, |
| 1150 |
|
self._OnChangeFillColorTrans) |
| 1151 |
|
ctrlBox.Add(fillColorBox, 0, |
| 1152 |
|
wxALIGN_CENTER_HORIZONTAL | wxALL | wxGROW, 4) |
| 1153 |
|
|
| 1154 |
|
# Line width selection |
| 1155 |
spinBox = wxBoxSizer(wxHORIZONTAL) |
spinBox = wxBoxSizer(wxHORIZONTAL) |
| 1156 |
spinBox.Add(wxStaticText(self, -1, _("Stroke Width: ")), |
spinBox.Add(wxStaticText(self, -1, _("Line Width: ")), |
| 1157 |
0, wxALIGN_LEFT | wxALIGN_CENTER_VERTICAL | wxALL, 4) |
0, wxALIGN_LEFT | wxALIGN_CENTER_VERTICAL | wxALL, 4) |
| 1158 |
self.spinCtrl = wxSpinCtrl(self, ID_SELPROP_SPINCTRL, |
self.spinCtrl_linewidth = wxSpinCtrl(self, |
| 1159 |
min=1, max=10, |
ID_SELPROP_SPINCTRL_LINEWIDTH, |
| 1160 |
value=str(prop.GetStrokeWidth()), |
min=1, max=10, |
| 1161 |
initial=prop.GetStrokeWidth()) |
value=str(prop.GetLineWidth()), |
| 1162 |
|
initial=prop.GetLineWidth()) |
| 1163 |
|
|
| 1164 |
EVT_SPINCTRL(self, ID_SELPROP_SPINCTRL, self.OnSpin) |
EVT_SPINCTRL(self, ID_SELPROP_SPINCTRL_LINEWIDTH, |
| 1165 |
|
self._OnSpinLineWidth) |
|
spinBox.Add(self.spinCtrl, 0, wxALIGN_LEFT | wxALL, 4) |
|
| 1166 |
|
|
| 1167 |
|
spinBox.Add(self.spinCtrl_linewidth, 0, wxALIGN_LEFT | wxALL, 4) |
| 1168 |
ctrlBox.Add(spinBox, 0, wxALIGN_RIGHT | wxALL, 0) |
ctrlBox.Add(spinBox, 0, wxALIGN_RIGHT | wxALL, 0) |
| 1169 |
|
|
| 1170 |
|
# Size selection |
| 1171 |
|
if shapeType == SHAPETYPE_POINT: |
| 1172 |
|
spinBox = wxBoxSizer(wxHORIZONTAL) |
| 1173 |
|
spinBox.Add(wxStaticText(self, -1, _("Size: ")), |
| 1174 |
|
0, wxALIGN_LEFT | wxALIGN_CENTER_VERTICAL | wxALL, 4) |
| 1175 |
|
self.spinCtrl_size = wxSpinCtrl(self, ID_SELPROP_SPINCTRL_SIZE, |
| 1176 |
|
min=1, max=100, |
| 1177 |
|
value=str(prop.GetSize()), |
| 1178 |
|
initial=prop.GetSize()) |
| 1179 |
|
|
| 1180 |
|
EVT_SPINCTRL(self, ID_SELPROP_SPINCTRL_SIZE, self._OnSpinSize) |
| 1181 |
|
|
| 1182 |
|
spinBox.Add(self.spinCtrl_size, 0, wxALIGN_LEFT | wxALL, 4) |
| 1183 |
|
ctrlBox.Add(spinBox, 0, wxALIGN_RIGHT | wxALL, 0) |
| 1184 |
|
|
| 1185 |
|
|
| 1186 |
itemBox.Add(ctrlBox, 0, wxALIGN_RIGHT | wxALL | wxGROW, 0) |
itemBox.Add(ctrlBox, 0, wxALIGN_RIGHT | wxALL | wxGROW, 0) |
| 1187 |
topBox.Add(itemBox, 1, wxALIGN_LEFT | wxALL | wxGROW, 0) |
topBox.Add(itemBox, 1, wxALIGN_LEFT | wxALL | wxGROW, 0) |
| 1188 |
|
|
|
|
|
| 1189 |
# |
# |
| 1190 |
# Control buttons: |
# Control buttons: |
| 1191 |
# |
# |
| 1192 |
buttonBox = wxBoxSizer(wxHORIZONTAL) |
buttonBox = wxBoxSizer(wxHORIZONTAL) |
| 1193 |
buttonBox.Add(wxButton(self, ID_CLASSIFY_OK, _("OK")), |
button_ok = wxButton(self, wxID_OK, _("OK")) |
| 1194 |
0, wxALL, 4) |
buttonBox.Add(button_ok, 0, wxRIGHT|wxEXPAND, 10) |
| 1195 |
buttonBox.Add(wxButton(self, ID_CLASSIFY_CANCEL, _("Cancel")), |
buttonBox.Add(wxButton(self, wxID_CANCEL, _("Cancel")), |
| 1196 |
0, wxALL, 4) |
0, wxRIGHT|wxEXPAND, 10) |
| 1197 |
topBox.Add(buttonBox, 0, wxALIGN_CENTER_HORIZONTAL|wxALIGN_BOTTOM, 10) |
topBox.Add(buttonBox, 0, wxALIGN_RIGHT|wxBOTTOM|wxTOP, 10) |
| 1198 |
|
|
| 1199 |
EVT_BUTTON(self, ID_SELPROP_OK, self.OnOK) |
button_ok.SetDefault() |
| 1200 |
EVT_BUTTON(self, ID_SELPROP_CANCEL, self.OnCancel) |
|
| 1201 |
|
#EVT_BUTTON(self, wxID_OK, self._OnOK) |
| 1202 |
self.SetAutoLayout(true) |
#EVT_BUTTON(self, ID_SELPROP_CANCEL, self._OnCancel) |
| 1203 |
|
|
| 1204 |
|
self.SetAutoLayout(True) |
| 1205 |
self.SetSizer(topBox) |
self.SetSizer(topBox) |
| 1206 |
topBox.Fit(self) |
topBox.Fit(self) |
| 1207 |
topBox.SetSizeHints(self) |
topBox.SetSizeHints(self) |
| 1212 |
def OnCancel(self, event): |
def OnCancel(self, event): |
| 1213 |
self.EndModal(wxID_CANCEL) |
self.EndModal(wxID_CANCEL) |
| 1214 |
|
|
| 1215 |
def OnSpin(self, event): |
def _OnSpinLineWidth(self, event): |
| 1216 |
self.prop.SetStrokeWidth(self.spinCtrl.GetValue()) |
self.prop.SetLineWidth(self.spinCtrl_linewidth.GetValue()) |
| 1217 |
self.previewer.Refresh() |
self.previewWin.Refresh() |
| 1218 |
|
|
| 1219 |
|
def _OnSpinSize(self, event): |
| 1220 |
|
self.prop.SetSize(self.spinCtrl_size.GetValue()) |
| 1221 |
|
self.previewWin.Refresh() |
| 1222 |
|
|
| 1223 |
def __GetColor(self, cur): |
def __GetColor(self, cur): |
| 1224 |
dialog = wxColourDialog(self) |
dialog = ColorDialog(self) |
| 1225 |
dialog.GetColourData().SetColour(Color2wxColour(cur)) |
dialog.SetColor(cur) |
| 1226 |
|
|
| 1227 |
ret = None |
ret = None |
| 1228 |
if dialog.ShowModal() == wxID_OK: |
if dialog.ShowModal() == wxID_OK: |
| 1229 |
ret = wxColour2Color(dialog.GetColourData().GetColour()) |
ret = dialog.GetColor() |
| 1230 |
|
|
| 1231 |
dialog.Destroy() |
dialog.Destroy() |
| 1232 |
|
|
| 1233 |
return ret |
return ret |
| 1234 |
|
|
| 1235 |
def OnChangeStrokeColor(self, event): |
def _OnChangeLineColor(self, event): |
| 1236 |
clr = self.__GetColor(self.prop.GetStroke()) |
clr = self.__GetColor(self.prop.GetLineColor()) |
| 1237 |
if clr is not None: |
if clr is not None: |
| 1238 |
self.prop.SetStroke(clr) |
self.prop.SetLineColor(clr) |
| 1239 |
self.previewer.Refresh() # XXX: work around, see ClassDataPreviewer |
self.previewWin.Refresh() # XXX: work around, see ClassDataPreviewer |
| 1240 |
|
|
| 1241 |
|
def _OnChangeLineColorTrans(self, event): |
| 1242 |
|
self.prop.SetLineColor(Transparent) |
| 1243 |
|
self.previewWin.Refresh() # XXX: work around, see ClassDataPreviewer |
| 1244 |
|
|
| 1245 |
def OnChangeFillColor(self, event): |
def _OnChangeFillColor(self, event): |
| 1246 |
clr = self.__GetColor(self.prop.GetFill()) |
clr = self.__GetColor(self.prop.GetFill()) |
| 1247 |
if clr is not None: |
if clr is not None: |
| 1248 |
self.prop.SetFill(clr) |
self.prop.SetFill(clr) |
| 1249 |
self.previewer.Refresh() # XXX: work around, see ClassDataPreviewer |
self.previewWin.Refresh() # XXX: work around, see ClassDataPreviewer |
| 1250 |
|
|
| 1251 |
|
def _OnChangeFillColorTrans(self, event): |
| 1252 |
|
self.prop.SetFill(Transparent) |
| 1253 |
|
self.previewWin.Refresh() # XXX: work around, see ClassDataPreviewer |
| 1254 |
|
|
| 1255 |
def GetClassGroupProperties(self): |
def GetClassGroupProperties(self): |
| 1256 |
return self.prop |
return self.prop |
| 1257 |
|
|
| 1258 |
|
|
| 1259 |
class ClassDataPreviewer(wxWindow): |
class ClassDataPreviewWindow(wxWindow): |
| 1260 |
|
"""A custom window that draws group properties using the correct shape.""" |
| 1261 |
|
|
| 1262 |
def __init__(self, rect, prop, shapeType, |
def __init__(self, rect, prop, shapeType, |
| 1263 |
parent = None, id = -1, size = wxDefaultSize): |
parent = None, id = -1, size = wxDefaultSize): |
| 1264 |
|
"""Draws the appropriate shape as specified with shapeType using |
| 1265 |
|
prop properities. |
| 1266 |
|
""" |
| 1267 |
if parent is not None: |
if parent is not None: |
| 1268 |
wxWindow.__init__(self, parent, id, size=size) |
wxWindow.__init__(self, parent, id, (0, 0), size) |
| 1269 |
EVT_PAINT(self, self.OnPaint) |
EVT_PAINT(self, self._OnPaint) |
| 1270 |
|
|
| 1271 |
self.rect = rect |
self.rect = rect |
| 1272 |
|
|
| 1273 |
self.prop = prop |
self.prop = prop |
| 1274 |
self.shapeType = shapeType |
self.shapeType = shapeType |
| 1275 |
|
self.previewer = ClassDataPreviewer() |
| 1276 |
|
|
| 1277 |
|
def GetProperties(): |
| 1278 |
|
return self.prop |
| 1279 |
|
|
| 1280 |
def OnPaint(self, event): |
def _OnPaint(self, event): |
| 1281 |
dc = wxPaintDC(self) |
dc = wxPaintDC(self) |
| 1282 |
|
|
| 1283 |
# XXX: this doesn't seem to be having an effect: |
# XXX: this doesn't seem to be having an effect: |
| 1284 |
dc.DestroyClippingRegion() |
dc.DestroyClippingRegion() |
| 1285 |
|
|
| 1286 |
self.Draw(dc, None) |
if self.rect is None: |
| 1287 |
|
w, h = self.GetSize() |
| 1288 |
|
rect = wxRect(0, 0, w, h) |
| 1289 |
|
else: |
| 1290 |
|
rect = self.rect |
| 1291 |
|
|
| 1292 |
|
self.previewer.Draw(dc, rect, self.prop, self.shapeType) |
| 1293 |
|
|
| 1294 |
|
class ClassDataPreviewer: |
| 1295 |
|
"""Class that actually draws a group property preview.""" |
| 1296 |
|
|
| 1297 |
def Draw(self, dc, rect, prop = None, shapeType = None): |
def Draw(self, dc, rect, prop, shapeType): |
| 1298 |
|
"""Draw the property. |
| 1299 |
|
|
| 1300 |
if prop is None: prop = self.prop |
returns: (w, h) as adapted extend if the drawing size |
| 1301 |
if shapeType is None: shapeType = self.shapeType |
exceeded the given rect. This can only be the case |
| 1302 |
|
for point symbols. If the symbol fits the given rect, |
| 1303 |
|
None is returned. |
| 1304 |
|
""" |
| 1305 |
|
|
| 1306 |
|
assert dc is not None |
| 1307 |
|
assert isinstance(prop, ClassGroupProperties) |
| 1308 |
|
|
| 1309 |
if rect is None: |
if rect is None: |
| 1310 |
x = y = 0 |
x = 0 |
| 1311 |
w, h = self.GetClientSizeTuple() |
y = 0 |
| 1312 |
|
w, h = dc.GetSize() |
| 1313 |
else: |
else: |
| 1314 |
x = rect.GetX() |
x = rect.GetX() |
| 1315 |
y = rect.GetY() |
y = rect.GetY() |
| 1316 |
w = rect.GetWidth() |
w = rect.GetWidth() |
| 1317 |
h = rect.GetHeight() |
h = rect.GetHeight() |
| 1318 |
|
|
| 1319 |
stroke = prop.GetStroke() |
stroke = prop.GetLineColor() |
| 1320 |
if stroke is Color.None: |
if stroke is Transparent: |
| 1321 |
pen = wxTRANSPARENT_PEN |
pen = wxTRANSPARENT_PEN |
| 1322 |
else: |
else: |
| 1323 |
pen = wxPen(Color2wxColour(stroke), |
pen = wxPen(Color2wxColour(stroke), |
| 1324 |
prop.GetStrokeWidth(), |
prop.GetLineWidth(), |
| 1325 |
wxSOLID) |
wxSOLID) |
| 1326 |
|
|
| 1327 |
stroke = prop.GetFill() |
stroke = prop.GetFill() |
| 1328 |
if stroke is Color.None: |
if stroke is Transparent: |
| 1329 |
brush = wxTRANSPARENT_BRUSH |
brush = wxTRANSPARENT_BRUSH |
| 1330 |
else: |
else: |
| 1331 |
brush = wxBrush(Color2wxColour(stroke), wxSOLID) |
brush = wxBrush(Color2wxColour(stroke), wxSOLID) |
| 1339 |
wxPoint(x + w/2, y + h/4*3), |
wxPoint(x + w/2, y + h/4*3), |
| 1340 |
wxPoint(x + w, y)]) |
wxPoint(x + w, y)]) |
| 1341 |
|
|
| 1342 |
elif shapeType == SHAPETYPE_POINT or \ |
elif shapeType == SHAPETYPE_POINT: |
| 1343 |
shapeType == SHAPETYPE_POLYGON: |
|
| 1344 |
|
dc.DrawCircle(x + w/2, y + h/2, prop.GetSize()) |
| 1345 |
|
circle_size = prop.GetSize() * 2 + prop.GetLineWidth() * 2 |
| 1346 |
|
new_h = h |
| 1347 |
|
new_w = w |
| 1348 |
|
if h < circle_size: new_h = circle_size |
| 1349 |
|
if w < circle_size: new_w = circle_size |
| 1350 |
|
if new_h > h or new_w > w: |
| 1351 |
|
return (new_w, new_h) |
| 1352 |
|
|
| 1353 |
|
elif shapeType == SHAPETYPE_POLYGON: |
| 1354 |
|
dc.DrawRectangle(x, y, w, h) |
| 1355 |
|
|
| 1356 |
dc.DrawCircle(x + w/2, y + h/2, |
return None |
|
(min(w, h) - prop.GetStrokeWidth())/2) |
|
| 1357 |
|
|
| 1358 |
class ClassRenderer(wxPyGridCellRenderer): |
class ClassRenderer(wxPyGridCellRenderer): |
| 1359 |
|
"""A wrapper class that can be used to draw group properties in a |
| 1360 |
|
grid table. |
| 1361 |
|
""" |
| 1362 |
|
|
| 1363 |
def __init__(self, shapeType): |
def __init__(self, shapeType): |
| 1364 |
wxPyGridCellRenderer.__init__(self) |
wxPyGridCellRenderer.__init__(self) |
| 1365 |
self.previewer = ClassDataPreviewer(None, None, shapeType) |
self.shapeType = shapeType |
| 1366 |
|
self.previewer = ClassDataPreviewer() |
| 1367 |
|
|
| 1368 |
def Draw(self, grid, attr, dc, rect, row, col, isSelected): |
def Draw(self, grid, attr, dc, rect, row, col, isSelected): |
| 1369 |
data = grid.GetTable().GetValueAsCustom(row, col, "") |
data = grid.GetTable().GetClassGroup(row) |
|
|
|
| 1370 |
|
|
| 1371 |
dc.SetClippingRegion(rect.GetX(), rect.GetY(), |
dc.SetClippingRegion(rect.GetX(), rect.GetY(), |
| 1372 |
rect.GetWidth(), rect.GetHeight()) |
rect.GetWidth(), rect.GetHeight()) |
| 1376 |
rect.GetWidth(), rect.GetHeight()) |
rect.GetWidth(), rect.GetHeight()) |
| 1377 |
|
|
| 1378 |
if not isinstance(data, ClassGroupMap): |
if not isinstance(data, ClassGroupMap): |
| 1379 |
self.previewer.Draw(dc, rect, data.GetProperties()) |
new_size = self.previewer.Draw(dc, rect, data.GetProperties(), |
| 1380 |
|
self.shapeType) |
| 1381 |
|
if new_size is not None: |
| 1382 |
|
(new_w, new_h) = new_size |
| 1383 |
|
grid.SetRowSize(row, new_h) |
| 1384 |
|
grid.SetColSize(col, new_h) |
| 1385 |
|
grid.ForceRefresh() |
| 1386 |
|
|
| 1387 |
|
# now that we know the height, redraw everything |
| 1388 |
|
rect.SetHeight(new_h) |
| 1389 |
|
rect.SetWidth(new_w) |
| 1390 |
|
dc.DestroyClippingRegion() |
| 1391 |
|
dc.SetClippingRegion(rect.GetX(), rect.GetY(), |
| 1392 |
|
rect.GetWidth(), rect.GetHeight()) |
| 1393 |
|
dc.SetPen(wxPen(wxLIGHT_GREY)) |
| 1394 |
|
dc.SetBrush(wxBrush(wxLIGHT_GREY, wxSOLID)) |
| 1395 |
|
dc.DrawRectangle(rect.GetX(), rect.GetY(), |
| 1396 |
|
rect.GetWidth(), rect.GetHeight()) |
| 1397 |
|
self.previewer.Draw(dc, rect, data.GetProperties(), |
| 1398 |
|
self.shapeType) |
| 1399 |
|
|
| 1400 |
if isSelected: |
if isSelected: |
| 1401 |
dc.SetPen(wxPen(wxColour(0 * 255, 0 * 255, 0 * 255), |
dc.SetPen(wxPen(wxBLACK, 1, wxSOLID)) |
|
4, wxSOLID)) |
|
| 1402 |
dc.SetBrush(wxTRANSPARENT_BRUSH) |
dc.SetBrush(wxTRANSPARENT_BRUSH) |
| 1403 |
|
|
| 1404 |
dc.DrawRectangle(rect.GetX(), rect.GetY(), |
dc.DrawRectangle(rect.GetX(), rect.GetY(), |
| 1405 |
rect.GetWidth(), rect.GetHeight()) |
rect.GetWidth(), rect.GetHeight()) |
| 1406 |
|
|
| 1407 |
dc.DestroyClippingRegion() |
dc.DestroyClippingRegion() |
| 1408 |
|
|
| 1409 |
|
|
| 1410 |
|
class ClassGroupPropertiesCtrl(wxWindow, wxControl): |
| 1411 |
|
"""A custom window and control that draw a preview of group properties |
| 1412 |
|
and can open a dialog to modify the properties if the user double-clicks |
| 1413 |
|
it. |
| 1414 |
|
""" |
| 1415 |
|
|
| 1416 |
|
def __init__(self, parent, id, props, shapeType, |
| 1417 |
|
size = wxDefaultSize, style = 0): |
| 1418 |
|
|
| 1419 |
|
wxWindow.__init__(self, parent, id, size = size, style = style) |
| 1420 |
|
|
| 1421 |
|
self.parent = parent |
| 1422 |
|
|
| 1423 |
|
self.SetProperties(props) |
| 1424 |
|
self.SetShapeType(shapeType) |
| 1425 |
|
self.AllowEdit(True) |
| 1426 |
|
|
| 1427 |
|
EVT_PAINT(self, self._OnPaint) |
| 1428 |
|
EVT_LEFT_DCLICK(self, self._OnLeftDClick) |
| 1429 |
|
|
| 1430 |
|
self.previewer = ClassDataPreviewer() |
| 1431 |
|
|
| 1432 |
|
def _OnPaint(self, event): |
| 1433 |
|
dc = wxPaintDC(self) |
| 1434 |
|
|
| 1435 |
|
# XXX: this doesn't seem to be having an effect: |
| 1436 |
|
dc.DestroyClippingRegion() |
| 1437 |
|
|
| 1438 |
|
w, h = self.GetClientSize() |
| 1439 |
|
|
| 1440 |
|
self.previewer.Draw(dc, |
| 1441 |
|
wxRect(0, 0, w, h), |
| 1442 |
|
self.GetProperties(), |
| 1443 |
|
self.GetShapeType()) |
| 1444 |
|
|
| 1445 |
|
|
| 1446 |
|
def GetProperties(self): |
| 1447 |
|
return self.props |
| 1448 |
|
|
| 1449 |
|
def SetProperties(self, props): |
| 1450 |
|
self.props = props |
| 1451 |
|
self.Refresh() |
| 1452 |
|
|
| 1453 |
|
def GetShapeType(self): |
| 1454 |
|
return self.shapeType |
| 1455 |
|
|
| 1456 |
|
def SetShapeType(self, shapeType): |
| 1457 |
|
self.shapeType = shapeType |
| 1458 |
|
self.Refresh() |
| 1459 |
|
|
| 1460 |
|
def AllowEdit(self, allow): |
| 1461 |
|
"""Allow/Disallow double-clicking on the control.""" |
| 1462 |
|
self.allowEdit = allow |
| 1463 |
|
|
| 1464 |
|
def DoEdit(self): |
| 1465 |
|
"""Open the properties selector dialog.""" |
| 1466 |
|
|
| 1467 |
|
if not self.allowEdit: return |
| 1468 |
|
|
| 1469 |
|
propDlg = SelectPropertiesDialog(self.parent, |
| 1470 |
|
self.GetProperties(), |
| 1471 |
|
self.GetShapeType()) |
| 1472 |
|
|
| 1473 |
|
if propDlg.ShowModal() == wxID_OK: |
| 1474 |
|
new_prop = propDlg.GetClassGroupProperties() |
| 1475 |
|
self.SetProperties(new_prop) |
| 1476 |
|
self.Refresh() |
| 1477 |
|
|
| 1478 |
|
propDlg.Destroy() |
| 1479 |
|
|
| 1480 |
|
def _OnLeftDClick(self, event): |
| 1481 |
|
self.DoEdit() |
| 1482 |
|
|
Parent Directory
| 
Revision Log
| 
Patch