# -*- 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
import random
from .X_Structure import X_Structure
from . import question
from mathmaker.lib.constants.numeration import TENTH, HUNDREDTH
# Here the list of available values for the parameter x_kind='' and the
# matching x_subkind values
# Note: the bypass value allows to give the value of *x_subkind* directly to
# the matching question Constructor, bypassing the action of the present class
AVAILABLE_X_KIND_VALUES = \
{'short_test': ['pythagorean_theorem_one_of_each',
'converse_of_pythagorean_theorem',
'contrapositive_of_pythagorean_theorem']
}
X_LAYOUT_UNIT = "cm" # [1, 9, 9], (1, 1)
# ---------------------- lines_nb col_widths questions
# In each list, the first number is the number of lines (or the value '?'),
# then follow the columns widths. The tuple contains the questions per cell.
# For instance, [2, 6, 6, 6], (1, 1, 1, 1, 1, 1) means 2 lines, 3 cols (widths
# 6 cm each), then 1 question per cell.
X_LAYOUTS = {'default':
{'exc': [None, 'all'],
'ans': [None, 'all']}
}
# ------------------------------------------------------------------------------
# --------------------------------------------------------------------------
# ------------------------------------------------------------------------------
##
# @class X_RightTriangle
# @brief All exercices about the Right Triangle.
[docs]class X_RightTriangle(X_Structure):
# --------------------------------------------------------------------------
##
# @brief Constructor.
# - x_kind=<string>
# see AVAILABLE_X_KIND_VALUES to check the
# possible values to use and their matching
# x_subkind options
# @param **options Options detailed below:
# - x_subkind=<string>
# ...
# ...
# - start_number=<integer>
# (should be >= 1)
# - number_of_questions=<integer>
# /!\ probably only useful if you use bypass
# (should be >= 1)
# @return One instance of exercise.X_RightTriangle
def __init__(self, x_kind='default_nothing', **options):
self.derived = True
X_Structure.__init__(self,
x_kind, AVAILABLE_X_KIND_VALUES, X_LAYOUTS,
X_LAYOUT_UNIT, **options)
# The purpose of this next line is to get the possibly modified
# value of **options
options = self.options
# BEGINING OF THE ZONE TO REWRITE (see explanations below) ------------
# should be default_question = question.Something
default_question = question.Q_RightTriangle
# TEXTS OF THE EXERCISE
self.text = {'exc': "",
'ans': ""
}
# alternate texts section
# if self.x_kind == 'short_test' \
# and self.x_subkind == 'pythagorean_theorem_one_of_each':
# # __
# self.text = {'exc': "",
# 'ans': _("The drawings below are only sketches.")
# }
#
# elif self.x_kind == '...':
# self.text = {'exc': "",
# 'ans': ""
# }
# SHORT TEST & OTHER PREFORMATTED EXERCISES
units = ['m', 'dm', 'cm', 'mm']
angles = random.choice([[0, 180], [90, 270]])
random_signs = [random.choice([-1, 1]),
random.choice([-1, 1])]
if self.x_kind == 'short_test':
if self.x_subkind == 'pythagorean_theorem_one_of_each':
q_subkinds = ['calculate_hypotenuse', 'calculate_one_leg']
if random.choice([True, False]):
self.questions_list.append(
default_question(
q_kind='pythagorean_theorem',
q_subkind=random.choice(q_subkinds),
use_pythagorean_triples=True,
use_decimals=True,
final_unit=random.choice(units),
number_of_the_question='a',
figure_in_the_text=False,
rotate_around_barycenter=random.choice(angles)
+ random_signs[0] * random.randint(0, 20)))
self.questions_list.append(
default_question(
q_kind='pythagorean_theorem',
q_subkind=random.choice(q_subkinds),
use_pythagorean_triples=False,
round_to=random.choice([TENTH,
HUNDREDTH]),
final_unit=random.choice(units),
number_of_the_question='b',
figure_in_the_text=False,
rotate_around_barycenter=random.choice(angles)
+ random_signs[1] * random.randint(0, 20)))
else:
self.questions_list.append(
default_question(
q_kind='pythagorean_theorem',
q_subkind=random.choice(q_subkinds),
use_pythagorean_triples=False,
round_to=random.choice([TENTH,
HUNDREDTH]),
final_unit=random.choice(units),
number_of_the_question='a',
figure_in_the_text=False,
rotate_around_barycenter=random.choice(angles)
+ random_signs[0] * random.randint(0, 20)))
self.questions_list.append(
default_question(
q_kind='pythagorean_theorem',
q_subkind=random.choice(q_subkinds),
use_pythagorean_triples=True,
use_decimals=True,
final_unit=random.choice(units),
number_of_the_question='b',
figure_in_the_text=False,
rotate_around_barycenter=random.choice(angles)
+ random_signs[1] * random.randint(0, 20)))
elif self.x_subkind == 'converse_of_pythagorean_theorem':
self.questions_list.append(
default_question(
q_kind='converse_of_pythagorean_theorem',
q_subkind='default',
use_pythagorean_triples=True,
final_unit=random.choice(units),
figure_in_the_text=False,
rotate_around_barycenter=random.choice(angles)
+ random_signs[0] * random.randint(0, 20),
**options))
elif self.x_subkind == 'contrapositive_of_pythagorean_theorem':
self.questions_list.append(
default_question(
q_kind='contrapositive_of_pythagorean_theorem',
q_subkind='default',
final_unit=random.choice(units),
figure_in_the_text=False,
rotate_around_barycenter=random.choice(angles)
+ random_signs[0] * random.randint(0, 20),
**options))