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|
# -*- coding: utf-8 -*-
# (c) Martin Neppel 2009
import gtk
import pygtk
import pango
import random
import copy
from sugar.graphics import style
from exercise import Exercise
from functions import *
class ExTimesDiv(Exercise):
def __init__(self, dis, (sett, errors)):
self._display = dis
self._sett = sett
self._errors = errors
# {'topic' : 'times_div',
# 'title' : 'template extimesdiv',
# 'descript': 'multiplication, division and "in" \
# from 2 to 19 and 20 to 190. ',
# 'icon' : None, # for quick reference of the exercise
# 'calclines' : 1, # no. of lines for calc to be input.
# 'MAX' : 100, # maximum of calcs generated;
# # TODO: Generate fills up by varying input.
# 'MIN' : 10, # minimum of calcs generated 090416WN:UNUSED
# '*' : True, # eg. 7 . 2 =_
# '*commute' : True, # commute the operands 2 . 7 = _
# ':' : False, # 14 : 2 = _
# 'in' : False, # 2 in 14 = _
# 'remainder' : False, # : | in ... with remainder
# 'min' : 2, # +: minimum number in right *operand
# # -: minimum result
# 'max' : 2, # +: maximum number in right *operand
# # -: maximum result
# 'shuffle_all' : False, # shuffle all calcs
# 'shuffle_inner': True, # shuffle only 1st (inner) iteration
# 'cut-max' : True # cut set of all calcs down to MAX
# }
self._calcs = self._generate_calcs()
def format(self, (calc, linepos)):
"""format the calc for display, prepare overlays for input"""
#print('in Display.format_times_div: calc=', (calc, linepos))#@
_ccs = collect_digits(calc)
#print('in Display.format_times_div: _ccs=', _ccs)
_l0 = make_line_remainder(_ccs)
#print('in Display.format_times_div: _l0=', _l0)
if contain(calc, '|'):
#print('in Display.format_times_div: (_l0,_c[4],_c[6])=',
# (_l0, _ccs[4], _ccs[6]))
_ip = make_input_remainder(_l0, _ccs[4], _ccs[6])
#print('in Display.format_times_div: _ip=', _ip)
else:
_ip = make_input(_ccs, linepos)
#print('in Display.format_times_div: return=', ([_l0], _ip)) #@
return ([_l0], _ip)
def _generate_calcs(self):
"""generate all calculations between min..max given in dict"""
#print('in Generate.times_div, (min, max)=',(_dic['min'], _dic['max'], _dic['remainder']))
_dic = self._sett
#print('in Generate.times_div, _dic=', _dic)
_calcs = []
if _dic['*']:
_calcs.extend(self.tim_div(_dic['min'], _dic['max'], '*', _dic['shuffle_inner'], _dic['remainder']))
if _dic['*commute']:
_calcs.extend(self.tim_div(_dic['min'], _dic['max'], '*commute', _dic['shuffle_inner'], _dic['remainder']))
if _dic[':']:
_calcs.extend(self.tim_div(_dic['min'], _dic['max'], ':', _dic['shuffle_inner'], _dic['remainder']))
if _dic['in']:
_calcs.extend(self.tim_div(_dic['min'], _dic['max'], 'in', _dic['shuffle_inner'], _dic['remainder']))
if _dic['shuffle_all']:
random.shuffle(_calcs)
return _calcs
# def count(self):
# """TODO"""
# return len(self._calcs)
def define_buttons(self):
"""buttons for this setting, which is specific for TimesDiv"""
self.label = gtk.Label("2")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 0, 1, 13, 14 )
self.label.show()
self.label = gtk.Label("in")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 1, 2, 13, 14 )
self.label.show()
self.label = gtk.Label("2")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 2, 3, 13, 14 )
self.label.show()
self.label = gtk.Label("=")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 3, 4, 13, 14 )
self.label.show()
self.label = gtk.Label("1")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 4, 5, 13, 14 )
self.label.show()
self.label = gtk.Label("|")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 5, 6, 13, 14 )
self.label.show()
self._display.settings_table.resize(15, 8)
self.label = gtk.Label("0")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 6, 7, 13, 14 )
self.label.show()
self.label = gtk.Label("2")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 0, 1, 12, 13 )
self.label.show()
self.label = gtk.Label(":")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 1, 2, 12, 13 )
self.label.show()
self.label = gtk.Label("2")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 2, 3, 12, 13 )
self.label.show()
self.label = gtk.Label("=")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 3, 4, 12, 13 )
self.label.show()
self.label = gtk.Label("1")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 4, 5, 12, 13 )
self.label.show()
self.label = gtk.Label("|")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 5, 6, 12, 13 )
self.label.show()
self.label = gtk.Label("0")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 6, 7, 12, 13 )
self.label.show()
self.label = gtk.Label("1")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 0, 1, 9, 10 )
self.label.show()
self.label = gtk.Label("*")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 1, 2, 9, 10 )
self.label.show()
self.label = gtk.Label("=")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 3, 4, 9, 10 )
self.label.show()
self.label = gtk.Label("2")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 4, 5, 9, 10 )
self.label.show()
self.toggle_shuffle_all = gtk.ToggleButton("@")
self.toggle_shuffle_all_label = self.toggle_shuffle_all.get_child()
self.toggle_shuffle_all_label.modify_font(pango.FontDescription("sans %d" % style.zoom(12)))
self.toggle_shuffle_all.connect("toggled", self.toggle_shuffle_all_callback)
self._display.settings_table.attach(self.toggle_shuffle_all, 2, 3, 11, 12 )
self.toggle_shuffle_all.show()
self.toggle_shuffle_inner = gtk.ToggleButton("@")
self.toggle_shuffle_inner_label = self.toggle_shuffle_inner.get_child()
self.toggle_shuffle_inner_label.modify_font(pango.FontDescription("sans %d" % style.zoom(12)))
self.toggle_shuffle_inner.connect("toggled", self.toggle_shuffle_inner_callback)
self._display.settings_table.attach(self.toggle_shuffle_inner, 0, 1, 11, 12 )
self.toggle_shuffle_inner.show()
self.toggle_remainder = gtk.ToggleButton("V")
self.toggle_remainder_label = self.toggle_remainder.get_child()
self.toggle_remainder_label.modify_font(pango.FontDescription("sans %d" % style.zoom(12)))
self.toggle_remainder.connect("toggled", self.toggle_remainder_callback)
self._display.settings_table.attach(self.toggle_remainder, 5, 7, 11, 12 )
self.toggle_remainder.show()
self.label = gtk.Label("< - >")
self.label.modify_font(pango.FontDescription("sans 12"))
self._display.settings_table.attach(self.label, 0, 3, 10, 11)
self.label.show()
self.toggle_times = gtk.ToggleButton("<")
self.toggle_times_label = self.toggle_times.get_child()
self.toggle_times_label.modify_font(pango.FontDescription(
"sans %d" % style.zoom(12)))
self.toggle_times.connect("toggled", self.toggle_times_callback)
self._display.settings_table.attach(self.toggle_times, 7, 8, 9, 10 )
self.toggle_times.show()
self.toggle_commute = gtk.ToggleButton("<")
self.toggle_commute_label = self.toggle_commute.get_child()
self.toggle_commute_label.modify_font(pango.FontDescription("sans %d" % style.zoom(12)))
self.toggle_commute.connect("toggled", self.toggle_commute_callback)
self._display.settings_table.attach(self.toggle_commute, 7, 8, 10, 11 )
self.toggle_commute.show()
self.toggle_div = gtk.ToggleButton("<")
self.toggle_div_label = self.toggle_div.get_child()
self.toggle_div_label.modify_font(pango.FontDescription("sans %d" % style.zoom(12)))
self.toggle_div.connect("toggled", self.toggle_div_callback)
self._display.settings_table.attach(self.toggle_div, 7, 8, 12, 13 )
self.toggle_div.show()
self.toggle_in = gtk.ToggleButton("<")
self.toggle_in_label = self.toggle_in.get_child()
self.toggle_in_label.modify_font(pango.FontDescription("sans %d" % style.zoom(12)))
self.toggle_in.connect("toggled", self.toggle_in_callback)
self._display.settings_table.attach(self.toggle_in, 7, 8, 13, 14 )
self.toggle_in.show()
self.number_butts = []
for i in range(2 ,9 + 1):
self.toggle = gtk.ToggleButton(str(i))
self.toggle_label = self.toggle.get_child()
self.toggle_label.modify_font(pango.FontDescription(
"sans %d" % style.zoom(12)))
self.toggle.connect("toggled", self.toggle_number_callback, i)
self._display.settings_table.attach(self.toggle, 2, 3, 11-i, 12-i)
self.toggle.show()
self.number_butts.append(self.toggle)
def set_buttons(self, sett):
"""buttons for setting specific to 'topic' 'times_div'"""
for i in range(sett['min'],sett['max']+1):
self.number_butts[i-2].set_active(True)
if (sett['shuffle_all'] == True):
self.toggle_shuffle_all.set_active(True)
else:
self.toggle_shuffle_all.set_active(False)
if (sett['shuffle_inner'] == True):
self.toggle_shuffle_inner.set_active(True)
else:
self.toggle_shuffle_inner.set_active(False)
if (sett['*'] == True):
self.toggle_times.set_active(True)
else:
self.toggle_times.set_active(False)
if (sett['*commute'] == True):
self.toggle_commute.set_active(True)
else:
self.toggle_commute.set_active(False)
if (sett[':'] == True):
self.toggle_div.set_active(True)
else:
self.toggle_div.set_active(False)
if (sett['in'] == True):
self.toggle_in.set_active(True)
else:
self.toggle_in.set_active(False)
if (sett['remainder'] == True):
self.toggle_remainder.set_active(True)
else:
self.toggle_remainder.set_active(False)
#**** callbacks ********************************************************
def toggle_shuffle_all_callback(self, widget):
if widget.get_active():
self._display._sett['shuffle_all'] = True
self.toggle_shuffle_inner.set_active(True)
else:
self._display._sett['shuffle_all'] = False
def toggle_shuffle_inner_callback(self, widget):
if widget.get_active():
self._display._sett['shuffle_inner'] = True
else:
if(self.toggle_shuffle_all.get_active()):
widget.set_active(True)
else:
self._display._sett['shuffle_inner'] = False
def toggle_number_callback(self, widget, i):
if widget.get_active():
pass
# if(i < self._display._sett['min']):
# self._display._sett['min'] = i
# self.set_buttons(self._display._sett)
#
# elif( i > self._display._sett['max'] ):
# self._display._sett['max'] = i
# self.set_buttons(self._display._sett)
else:
if( i == self._display._sett['min'] ):
if( self._display._sett['min'] == self._display._sett['max'] ):
widget.set_active(True)
# else:
# self._display._sett['min'] = i+1
# self.set_buttons(self._display._sett)
elif( i == self._display._sett['max'] ):
if( self._display._sett['min'] == self._display._sett['max'] ):
widget.set_active(True)
# else:
# self._display._sett['max'] = i-1
self.set_buttons(self._display._sett)
else:
widget.set_active(True)
def toggle_times_callback(self, widget):
if widget.get_active():
self._display._sett['*'] = True
else:
if( self.toggle_commute.get_active() or self.toggle_in.get_active() or self.toggle_div.get_active() ):
self._display._sett['*'] = False
else:
widget.set_active(True)
def toggle_commute_callback(self, widget):
if widget.get_active():
self._display._sett['*commute'] = True
else:
if( self.toggle_times.get_active() or self.toggle_in.get_active() or self.toggle_div.get_active() ):
self._display._sett['*commute'] = False
else:
widget.set_active(True)
def toggle_div_callback(self, widget):
if widget.get_active():
self._display._sett[':'] = True
else:
if( self.toggle_times.get_active() or self.toggle_in.get_active() or self.toggle_commute.get_active() ):
self._display._sett[':'] = False
else:
widget.set_active(True)
def toggle_in_callback(self, widget):
if widget.get_active():
self._display._sett['in'] = True
else:
if( self.toggle_times.get_active() or self.toggle_commute.get_active() or self.toggle_div.get_active() ):
self._display._sett['in'] = False
else:
widget.set_active(True)
def toggle_remainder_callback(self, widget):
if widget.get_active():
self._display._sett['remainder'] = True
else:
self._display._sett['remainder'] = False
##### end of public methods ############################################
def tim_div(self, min, maxx, dic, shuffle_inner, remainder):
"""generate all multiplications between min..max given for * : in;
to be called such that all *, all : etc are together"""
_calcs = []
for _j in range(min, maxx +1):
if remainder:
for _i in range(0,10*_j +1):
#print('in Generate.tim_div, (j,i,dm)=',(_j, _i),
# divmod(_i, _j))
_res, _rem = divmod(_i, _j)
if dic == '*': #this should be excluded by settings
_c = [str(_i),'*',str(_j),'=',to_str_99(_i*_j)]
elif dic == '*commute': #this should be excluded ..
_c = [str(_j),'*',str(_i),'=',to_str_99(_i*_j)]
elif dic == ':':
_c = [to_str_99(_i),':',str(_j),'=',to_str_99(_res),
'|', str(_rem)]
elif dic == 'in':
_c = [str(_j),'in',to_str_99(_i),'=',to_str_99(_res),
'|', str(_rem)]
_c = flatten(_c)
_c = strip(_c, '#') # to_str_99 returns leading 0 as #
_calcs.append((_c, 5))
else:
for _i in range(1,11):
#print('in Generate.tim_div, (j,i)=',(_j, _i))
if dic == '*':
#_c = [to_str_99(_i),'*',str(_j*10),'=',to_str_99(_i*_j*10)]
_c = [to_str_99(_i),'*',str(_j),'=',to_str_99(_i*_j)]
elif dic == '*commute':
_c = [str(_j),'*',to_str_99(_i),'=',to_str_99(_i*_j)]
elif dic == ':':
_c = [to_str_99(_i*_j),':',str(_j),'=',to_str_99(_i)]
elif dic == 'in':
_c = [str(_j),'in',to_str_99(_i*_j),'=',to_str_99(_i)]
_c = flatten(_c)
_c = strip(_c, '#') # to_str_99 returns leading 0 as #
_calcs.append((_c, 5))
if shuffle_inner:
random.shuffle(_calcs)
return _calcs
|
