# -*- 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 mathmaker.lib import shared
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': [[2, 9, 9], (1, 1,
1, 1)],
'ans': [[2, 9, 9], (1, 1,
1, 1)]
}
# ------------------------------------------------------------------------------
# --------------------------------------------------------------------------
# ------------------------------------------------------------------------------
##
# @class AlgebraBinomialIdentityExpansion
# @brief Expand (a+b)², (a-b)², (a+b)(a-b)...
[docs]class AlgebraBinomialIdentityExpansion(S_Structure):
# --------------------------------------------------------------------------
##
# @brief Constructor
# @param **options Any options
# @return One instance of sheet.Model
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 special identities")
self.text = ""
self.answers_title = _("Examples of answers")
# ex1
ex1 = exercise.X_AlgebraExpressionExpansion(x_kind='bypass',
x_subkind='sum_square',
number_of_questions=5)
self.exercises_list.append(ex1)
# ex2
ex2 = exercise.X_AlgebraExpressionExpansion(x_kind='bypass',
x_subkind='difference_'
'square',
number_of_questions=5)
self.exercises_list.append(ex2)
# ex3
ex3 = exercise.X_AlgebraExpressionExpansion(x_kind='bypass',
x_subkind='squares_'
'difference',
number_of_questions=5)
self.exercises_list.append(ex3)
# ex4
ex4 = exercise.X_AlgebraExpressionExpansion(x_kind='bypass',
x_subkind='any_binomial',
number_of_questions=5)
self.exercises_list.append(ex4)
# --------------------------------------------------------------------------
##
# @brief Writes to the output all exercises' answers
[docs] def write_answers(self):
shared.machine.reset_exercises_counter()
shared.machine.write_set_font_size_to('large')
shared.machine.write_tabular_begins("p{9 cm} p{9 cm}")
shared.machine.write_exercise_number()
self.exercises_list[0].write_answer()
shared.machine.write_separator_tabular_columns()
shared.machine.write_exercise_number()
self.exercises_list[1].write_answer()
shared.machine.write_tabular_ends()
shared.machine.write_tabular_begins("p{9 cm} p{9 cm}")
shared.machine.write_exercise_number()
self.exercises_list[2].write_answer()
shared.machine.write_separator_tabular_columns()
shared.machine.write_exercise_number()
self.exercises_list[3].write_answer()
shared.machine.write_tabular_ends()