# -*- coding: utf-8 -*-
# Mathmaker creates automatically maths exercises sheets
# with their answers
# Copyright 2006-2017 Nicolas Hainaux <nh.techn@gmail.com>
# This file is part of Mathmaker.
# Mathmaker 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 3 of the License, or
# any later version.
# Mathmaker 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 Mathmaker; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
from mathmaker.lib.constants.numeration import DIGITSPLACES_HOW_MANY
from mathmaker.lib.core.base_calculus import Item
from mathmaker.lib.document.content import component
from . import digitplace_reversed
[docs]class sub_object(component.structure):
def __init__(self, **options):
digitplace_reversed.sub_object.__init__(self, numberof=True, **options)
self.transduration = 12
n = self.chosen_deci
r = self.chosen_digitplace
self.result = Item(((n - n % r) / r))
[docs] def q(self, **options):
return _('{how_many_digitplace} are there in {decimal_number}?')\
.format(decimal_number=self.chosen_deci_str,
how_many_digitplace=_(str(
DIGITSPLACES_HOW_MANY[self.chosen_digitplace])))
[docs] def a(self, **options):
# This is actually meant for self.preset == 'mental calculation'
return self.result.printed
[docs] def js_a(self, **kwargs):
return [self.result.jsprinted]