# -*- 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 . import exercise
from .S_Structure import S_Structure
FONT_SIZE_OFFSET = -1
SHEET_LAYOUT_TYPE = 'default'
SHEET_LAYOUT_UNIT = "cm"
# ----------------------- lines_nb col_widths exercises
SHEET_LAYOUT = {'exc': [None, 'all'],
'ans': [[1, 7.5, 10.5], (1, 1)]
}
# ------------------------------------------------------------------------------
# --------------------------------------------------------------------------
# ------------------------------------------------------------------------------
##
# @class AlgebraExpressionExpansion
# @brief One exercise with 3x(2-7x) & 5(3+x) objects, another with (2+x)(3-x)
[docs]class AlgebraExpressionExpansion(S_Structure):
# --------------------------------------------------------------------------
##
# @brief Constructor
# @param **options Any options
# @return One instance of sheet.ExpressionExpansion
def __init__(self, **options):
self.derived = True
S_Structure.__init__(self, FONT_SIZE_OFFSET,
SHEET_LAYOUT_UNIT, SHEET_LAYOUT,
SHEET_LAYOUT_TYPE)
# BEGINING OF THE ZONE TO REWRITE (see explanations below) ------------
self.header = ""
self.title = _("Training exercises sheet:")
self.subtitle = _("Expand an algebraic expression")
self.text = ""
self.answers_title = _("Examples of answers")
ex1 = exercise.X_AlgebraExpressionExpansion(x_kind='preformatted',
x_subkind='mixed_monom'
'_polyn1',
ratio_mmp=0.4,
number_of_questions=5,
randomly_reversed=0.25)
ex2 = exercise.X_AlgebraExpressionExpansion(x_kind='bypass',
x_subkind='polyn1_polyn1',
number_of_questions=5)
self.exercises_list.append(ex1)
self.exercises_list.append(ex2)