252 lines
9.9 KiB
Python
252 lines
9.9 KiB
Python
# -*- python -*-
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# -*- coding: utf-8 -*-
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#
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# Gramps - a GTK+/GNOME based genealogy program
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#
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# Copyright (C) 2011-2012 Serge Noiraud
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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#-------------------------------------------------------------------------
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#
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# Python modules
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#
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#-------------------------------------------------------------------------
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from gramps.gen.const import GRAMPS_LOCALE as glocale
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_ = glocale.translation.sgettext
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import re
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from gi.repository import GObject
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import math
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#------------------------------------------------------------------------
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#
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# Set up logging
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#
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#------------------------------------------------------------------------
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import logging
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_LOG = logging.getLogger("maps.placeselection")
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#-------------------------------------------------------------------------
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#
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# GTK/Gnome modules
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#
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#-------------------------------------------------------------------------
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from gi.repository import Gtk
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#-------------------------------------------------------------------------
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#
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# Gramps Modules
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#
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#-------------------------------------------------------------------------
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from gramps.gen.errors import WindowActiveError
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from gramps.gui.managedwindow import ManagedWindow
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from .osmgps import OsmGps
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from gramps.gen.utils.location import get_main_location
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from gramps.gen.lib import PlaceType
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#-------------------------------------------------------------------------
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#
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# Functions and variables
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#
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#-------------------------------------------------------------------------
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PLACE_REGEXP = re.compile('<span background="green">(.*)</span>')
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PLACE_STRING = '<span background="green">%s</span>'
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def match(self, lat, lon, radius):
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"""
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coordinates matching.
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"""
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rds = float(radius)
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self.places = []
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# place
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for entry in self.place_list:
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if (math.hypot(lat-float(entry[3]),
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lon-float(entry[4])) <= rds) == True:
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# Do we already have this place ? avoid duplicates
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country, state, county, place = self.get_location(entry[9])
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if not [country, state, county, place] in self.places:
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self.places.append([country, state, county, place])
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return self.places
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#-------------------------------------------------------------------------
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#
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# PlaceSelection
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#
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#-------------------------------------------------------------------------
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class PlaceSelection(ManagedWindow, OsmGps):
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"""
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We show a selection box for possible places in a region of the map.
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We can select the diameter of the region which is a circle.
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Depending of this region, we can show the possible choice.
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We select the value depending of our need which open the EditPlace box.
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"""
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def __init__(self, uistate, dbstate, maps, layer, places, lat, lon,
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function, oldvalue=None):
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"""
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Place Selection initialization
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"""
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try:
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ManagedWindow.__init__(self, uistate, [], PlaceSelection)
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except WindowActiveError:
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return
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self.uistate = uistate
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self.dbstate = dbstate
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self.lat = lat
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self.lon = lon
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self.osm = maps
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self.radius = 1.0
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self.circle = None
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self.oldvalue = oldvalue
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self.place_list = places
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self.function = function
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self.selection_layer = layer
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self.layer = layer
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self.set_window(
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Gtk.Dialog(_('Place Selection in a region'),
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buttons=(_('_Close'), Gtk.ResponseType.CLOSE)),
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None, _('Place Selection in a region'), None)
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label = Gtk.Label(label=_('Choose the radius of the selection.\n'
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'On the map you should see a circle or an'
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' oval depending on the latitude.'))
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label.set_valign(Gtk.Align.END)
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self.window.vbox.pack_start(label, False, True, 0)
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adj = Gtk.Adjustment(value=1.0, lower=0.1, upper=3.0,
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step_increment=0.1, page_increment=0, page_size=0)
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# default value is 1.0, minimum is 0.1 and max is 3.0
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slider = Gtk.Scale(orientation=Gtk.Orientation.HORIZONTAL,
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adjustment=adj)
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slider.set_digits(1)
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slider.set_value_pos(Gtk.PositionType.BOTTOM)
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slider.connect('value-changed', self.slider_change, self.lat, self.lon)
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self.window.vbox.pack_start(slider, False, True, 0)
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self.vadjust = Gtk.Adjustment(page_size=15)
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self.scroll = Gtk.ScrolledWindow(self.vadjust)
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self.scroll.set_policy(Gtk.PolicyType.NEVER, Gtk.PolicyType.AUTOMATIC)
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self.scroll.set_shadow_type(Gtk.ShadowType.IN)
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self.plist = Gtk.ListStore(str, str, str, str)
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self.choices = Gtk.TreeView(self.plist)
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self.scroll.add(self.choices)
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self.renderer = Gtk.CellRendererText()
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self.tvcol1 = Gtk.TreeViewColumn(_('Country'), self.renderer, markup=0)
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self.tvcol2 = Gtk.TreeViewColumn(_('State'), self.renderer, markup=1)
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self.tvcol3 = Gtk.TreeViewColumn(_('County'), self.renderer, markup=2)
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self.tvcol1.set_sort_column_id(0)
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self.tvcol2.set_sort_column_id(1)
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self.tvcol3.set_sort_column_id(2)
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self.choices.append_column(self.tvcol1)
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self.choices.append_column(self.tvcol2)
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self.choices.append_column(self.tvcol3)
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self.window.vbox.pack_start(self.scroll, True, True, 0)
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self.label2 = Gtk.Label()
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self.label2.set_markup('<span background="green" foreground="black"'
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'>%s</span>' %
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_('The green values in the row correspond '
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'to the current place values.'))
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self.label2.set_valign(Gtk.Align.END)
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self.window.vbox.pack_start(self.label2, False, True, 0)
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self.window.set_default_size(400, 300)
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self.choices.connect('row-activated', self.selection, function)
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self.window.connect('response', self.close)
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self.window.show_all()
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self.show()
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self.label2.hide()
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self.slider_change(None, lat, lon)
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def close(self, *obj):
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"""
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Close the selection place editor
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"""
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self.hide_the_region()
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ManagedWindow.close(self, *obj)
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def slider_change(self, obj, lat, lon):
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"""
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Display on the map a circle in which we select all the places inside this region.
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"""
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self.radius = obj.get_value() if obj else 1.0
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self.show_the_region(self.radius)
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match(self, lat, lon, self.radius)
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self.plist.clear()
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if self.oldvalue != None:
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# The old values are always in the first row.
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# In this case, we change the color of the row.
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# display the associated message
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self.label2.show()
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place = self.dbstate.db.get_place_from_handle(self.oldvalue)
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loc = get_main_location(self.dbstate.db, place)
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self.plist.append((PLACE_STRING % loc.get(PlaceType.COUNTRY, ''),
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PLACE_STRING % loc.get(PlaceType.STATE, ''),
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PLACE_STRING % loc.get(PlaceType.COUNTY, ''),
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self.oldvalue)
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)
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for place in self.places:
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p = (place[0].value, place[1], place[2], place[3])
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self.plist.append(p)
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# here, we could add value from geography names services ...
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# if we found no place, we must create a default place.
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self.plist.append((_("New place with empty fields"), "", "...", None))
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def hide_the_region(self):
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"""
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Hide the layer which contains the circle
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"""
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layer = self.get_selection_layer()
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if layer:
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self.remove_layer(layer)
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def show_the_region(self, rds):
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"""
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Show a circle in which we select the places.
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"""
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# circle (rds)
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self.hide_the_region()
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self.selection_layer = self.add_selection_layer()
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self.selection_layer.add_circle(rds/2.0, self.lat, self.lon)
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def get_location(self, gramps_id):
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"""
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get location values
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"""
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parent_place = None
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country = state = county = ''
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place = self.dbstate.db.get_place_from_gramps_id(gramps_id)
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place_name = place.name.get_value()
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parent_list = place.get_placeref_list()
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while len(parent_list) > 0:
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place = self.dbstate.db.get_place_from_handle(parent_list[0].ref)
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parent_list = place.get_placeref_list()
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if int(place.get_type()) == PlaceType.COUNTY:
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county = place.name.get_value()
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if parent_place is None:
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parent_place = place.get_handle()
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elif int(place.get_type()) == PlaceType.STATE:
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state = place.name.get_value()
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if parent_place is None:
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parent_place = place.get_handle()
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elif int(place.get_type()) == PlaceType.COUNTRY:
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country = place.name
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if parent_place is None:
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parent_place = place.get_handle()
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return(country, state, county, place_name)
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def selection(self, obj, index, column, function):
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"""
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get location values and call the real function : add_place, edit_place
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"""
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self.function(self.plist[index][3], self.lat, self.lon)
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