gramps/src/plugins/gramplet/AgeStats.py
2010-01-16 23:02:10 +00:00

287 lines
13 KiB
Python

#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2008 Douglas S. Blank
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# $Id$
#
"""
This Gramplet shows textual distributions of age breakdowns of various types.
"""
import locale
from gen.plug import Gramplet
from gettext import gettext as _
import gen.lib
class AgeStatsGramplet(Gramplet):
def init(self):
self.max_age = 120
self.max_mother_diff = 60
self.max_father_diff = 60
self.chart_width = 60
def post_init(self):
self.disconnect("active-changed")
def build_options(self):
from gen.plug.menu import NumberOption
self.add_option(NumberOption(_("Max age"),
self.max_age, 1, 150))
self.add_option(NumberOption(_("Max age of Mother at birth"),
self.max_mother_diff, 1, 150))
self.add_option(NumberOption(_("Max age of Father at birth"),
self.max_father_diff, 1, 150))
self.add_option(NumberOption(_("Chart width"),
self.chart_width, 1, 150))
def save_options(self):
self.max_age = int(self.get_option(_("Max age")).get_value())
self.max_mother_diff = int(self.get_option(_("Max age of Mother at birth")).get_value())
self.max_father_diff = int(self.get_option(_("Max age of Father at birth")).get_value())
self.chart_width = int(self.get_option(_("Chart width")).get_value())
def on_load(self):
self.no_wrap()
tag = self.gui.buffer.create_tag("fixed")
tag.set_property("font", "Courier 8")
# FIXME: something wrong saving ordered data list?!
# if len(self.gui.data) > 0:
# self.max_age = int(self.gui.data[0])
# if len(self.gui.data) > 1:
# self.max_mother_diff = int(self.gui.data[1])
# if len(self.gui.data) > 2:
# self.max_father_diff = int(self.gui.data[2])
# if len(self.gui.data) > 3:
# self.chart_width = int(self.gui.data[3])
# def on_save(self):
# self.gui.data = [self.max_age, self.max_mother_diff, self.max_father_diff, self.chart_width]
def db_changed(self):
self.update()
def main(self):
self.clear_text()
age_dict = {}
mother_dict = {}
father_dict = {}
age_handles = [[] for age in range(self.max_age)]
mother_handles = [[] for age in range(self.max_mother_diff)]
father_handles = [[] for age in range(self.max_father_diff)]
text = ""
count = 0
for p in self.dbstate.db.iter_people():
if count % 300 == 0:
yield True
# if birth_date and death_date, compute age
birth_ref = p.get_birth_ref()
birth_date = None
if birth_ref:
birth_event = self.dbstate.db.get_event_from_handle(birth_ref.ref)
birth_date = birth_event.get_date_object()
death_ref = p.get_death_ref()
death_date = None
if death_ref:
death_event = self.dbstate.db.get_event_from_handle(death_ref.ref)
death_date = death_event.get_date_object()
if death_date and birth_date and birth_date.get_year() != 0:
age = death_date.get_year() - birth_date.get_year()
if age >= 0 and age < self.max_age:
age_dict[age] = age_dict.get(age, 0) + 1
age_handles[age].append(p.handle)
#else:
# print "Age out of range: %d for %s" % (age,
# p.get_primary_name().get_first_name()
# + " " + p.get_primary_name().get_surname())
# for each parent m/f:
family_list = p.get_parent_family_handle_list()
for family_handle in family_list:
family = self.dbstate.db.get_family_from_handle(family_handle)
if family:
childrel = [(ref.get_mother_relation(),
ref.get_father_relation()) for ref in
family.get_child_ref_list()
if ref.ref == p.handle] # get first, if more than one
if childrel[0][0] == gen.lib.ChildRefType.BIRTH:
m_handle = family.get_mother_handle()
else:
m_handle = None
if childrel[0][1] == gen.lib.ChildRefType.BIRTH:
f_handle = family.get_father_handle()
else:
f_handle = None
# if they have a birth_date, compute difference each m/f
if f_handle:
f = self.dbstate.db.get_person_from_handle(f_handle)
bref = f.get_birth_ref()
if bref:
bevent = self.dbstate.db.get_event_from_handle(bref.ref)
bdate = bevent.get_date_object()
if bdate and birth_date and birth_date.get_year() != 0:
diff = birth_date.get_year() - bdate.get_year()
if diff >= 0 and diff < self.max_father_diff:
father_dict[diff] = father_dict.get(diff, 0) + 1
father_handles[diff].append(f_handle)
#else:
# print "Father diff out of range: %d for %s" % (diff,
# p.get_primary_name().get_first_name()
# + " " + p.get_primary_name().get_surname())
if m_handle:
m = self.dbstate.db.get_person_from_handle(m_handle)
bref = m.get_birth_ref()
if bref:
bevent = self.dbstate.db.get_event_from_handle(bref.ref)
bdate = bevent.get_date_object()
if bdate and birth_date and birth_date.get_year() != 0:
diff = birth_date.get_year() - bdate.get_year()
if diff >= 0 and diff < self.max_mother_diff:
mother_dict[diff] = mother_dict.get(diff, 0) + 1
mother_handles[diff].append(m_handle)
#else:
# print "Mother diff out of range: %d for %s" % (diff,
# p.get_primary_name().get_first_name()
# + " " + p.get_primary_name().get_surname())
count += 1
width = self.chart_width
graph_width = width - 8
self.create_bargraph(age_dict, age_handles, _("Lifespan Age Distribution"), _("Age"), graph_width, 5, self.max_age)
self.create_bargraph(father_dict, father_handles, _("Father - Child Age Diff Distribution"), _("Diff"), graph_width, 5, self.max_father_diff)
self.create_bargraph(mother_dict, mother_handles, _("Mother - Child Age Diff Distribution"), _("Diff"), graph_width, 5, self.max_mother_diff)
start, end = self.gui.buffer.get_bounds()
self.gui.buffer.apply_tag_by_name("fixed", start, end)
self.append_text("", scroll_to="begin")
def ticks(self, width, start = 0, stop = 100, fill = " "):
""" Returns the tickmark numbers for a graph axis """
count = int(width / 10.0)
retval = "%-3d" % start
space = int((width - count * 3) / float(count - 1))
incr = (stop - start) / float(count - 1)
lastincr = 0
for i in range(count - 2):
retval += " " * space
newincr = int(start + (i + 1) * incr)
if newincr != lastincr:
retval += "%3d" % newincr
else:
retval += " | "
lastincr = newincr
rest = width - len(retval) - 3 + 1
retval += " " * rest
retval += "%3d" % int(stop)
return retval
def format(self, text, width, align = "left", borders = "||", fill = " "):
""" Returns a formatted string for nice, fixed-font display """
if align == "center":
text = text.center(width, fill)
elif align == "left":
text = (text + (fill * width))[:width]
elif align == "right":
text = ((fill * width) + text)[-width:]
if borders[0] is not None:
text = borders[0] + text
if borders[1] is not None:
text = text + borders[1]
return text
def compute_stats(self, hash):
""" Returns the statistics of a dictionary of data """
#print "compute_stats", hash
hashkeys = sorted(hash)
count = sum(hash.itervalues())
sumval = sum(k * hash[k] for k in hash)
minval = min(hashkeys)
maxval = max(hashkeys)
median = 0
average = 0
if count > 0:
current = 0
for k in hashkeys:
if current + hash[k] > count/2:
median = k
break
current += hash[k]
average = sumval/float(count)
retval = _("Statistics") + ":\n"
retval += " " + _("Total") + ": %d\n" % count
retval += " " + _("Minimum") + ": %d\n" % minval
retval += " " + _("Average") + locale.format_string(": %.1f\n", average)
retval += " " + _("Median") + ": %d\n" % median
retval += " " + _("Maximum") + ": %d\n" % maxval
return retval
def make_handles_set(self, min, max, handles):
retval = []
for i in range(min, max):
try:
retval.extend(handles[i])
except:
pass
return retval
def create_bargraph(self, hash, handles, title, column, graph_width, bin_size, max_val):
"""
Create a bargraph based on the data in hash. hash is a dict, like:
hash = {12: 4, 20: 6, 35: 13, 50: 5}
where the key is the age, and the value stored is the count.
"""
# first, binify:
#print "create_bargraph", hash
bin = [0] * (max_val/bin_size)
for value, hash_value in hash.iteritems():
bin[value/bin_size] += hash_value
text = ""
max_bin = float(max(bin))
if max_bin != 0:
i = 0
self.append_text("--------" +
self.format("", graph_width-4, fill = "-", borders="++") +
"-----\n")
self.append_text(column.center(8) +
self.format(title, graph_width-4, align="center") +
" % " + "\n")
self.append_text("--------" +
self.format("", graph_width-4, fill = "-", borders="++") +
"-----\n")
for bin in bin:
self.append_text((" %3d-%3d" % (i * 5, (i+1)* 5,)))
selected = self.make_handles_set(i * 5, (i+1) *5, handles)
self.link(self.format("X" * int(bin/max_bin * (graph_width-4)),
graph_width-4),
'PersonList',
selected,
tooltip=_("Double-click to see %d people") %
len(selected))
procent = (float(len(selected)) /
(float(sum(hash.itervalues())))*100)
self.append_text(locale.format("%#5.2f", procent))
self.append_text("\n")
i += 1
self.append_text("--------" +
self.format("", graph_width-4, fill = "-", borders="++") +
"-----\n")
self.append_text(" % " +
self.ticks(graph_width-4, start = 0,
stop = int(max_bin/(float(sum(hash.itervalues())))*100)) +
"\n\n")
self.append_text(self.compute_stats(hash))