def __init__(self, status_bar):
"""
init text screen for info
:return:
"""
QWidget.__init__(self)
self.data = None
self.infoText = QTextEdit()
self.infoText.setReadOnly(True)
self.scn = QGraphicsScene()
self.simulation = GraphView(self.scn)
self.status_bar = status_bar
# solution types
self.solution_list = {}
self.solution_list['iteration'] = self.solve_iteration
self.solution_list['step'] = self.solve_step
self.solution_list['data_set'] = self.solve_dataset
self.solution_list['solve'] = self.solve
self.solution_type = 'iteration'
# cycle booleans
self.solve_bool = False
self.step_bool = False
self.iteration_bool = False
self.data_set_bool = False
self.pause_bool = False
# buttons
self.play_button = QPushButton("Play")
self.play_button.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay))
self.stop_button = QPushButton("Stop")
self.stop_button.setIcon(self.style().standardIcon(QStyle.SP_MediaStop))
self.pause_button = QPushButton("Pause")
self.pause_button.setIcon(self.style().standardIcon(QStyle.SP_MediaPause))
self.solution_type_combo = QComboBox()
self.solution_type_combo.addItems(self.solution_list.keys())
self.new_data_set_button = QPushButton("New Data Set")
self.play_button.setDisabled(True)
self.stop_button.setDisabled(True)
self.pause_button.setDisabled(True)
self.solution_type_combo.setDisabled(True)
self.play_button.clicked.connect(self.solve)
self.pause_button.clicked.connect(self.pause)
# setup layout
self.layout = QGridLayout()
self.data_set_layout = QGridLayout()
self.data_set_layout.addWidget(self.new_data_set_button)
self.layout.addLayout(self.data_set_layout, 1,1)
# self.layout.addWidget(self.infoText, 1, 1, 1)
# self.layout.addWidget(self.simulation, 1, 2)
self.h_layout = QHBoxLayout()
self.h_layout.addWidget(self.play_button)
self.h_layout.addWidget(self.stop_button)
self.h_layout.addWidget(self.pause_button)
self.h_layout.addWidget(self.solution_type_combo)
self.layout.addLayout(self.h_layout, 2, 1)
# self.layout.addWidget(self.simulation, 1, 2)
self.setLayout(self.layout)
self.model = None
self.data = DataStore()
self.current_iteration = 1
self.iteration_limit = 100
self.current_data_set = 0
self.data_string = ''
self.algorithms = Algorithms()
self.algo_screen = ChooseAlgo()
self.trial_time = 0
class GeneralInfo(QWidget):
"""
General information screen in main gui
"""
def __init__(self, status_bar):
"""
init text screen for info
:return:
"""
QWidget.__init__(self)
self.data = None
self.infoText = QTextEdit()
self.infoText.setReadOnly(True)
self.scn = QGraphicsScene()
self.simulation = GraphView(self.scn)
self.status_bar = status_bar
# solution types
self.solution_list = {}
self.solution_list['iteration'] = self.solve_iteration
self.solution_list['step'] = self.solve_step
self.solution_list['data_set'] = self.solve_dataset
self.solution_list['solve'] = self.solve
self.solution_type = 'iteration'
# cycle booleans
self.solve_bool = False
self.step_bool = False
self.iteration_bool = False
self.data_set_bool = False
self.pause_bool = False
# buttons
self.play_button = QPushButton("Play")
self.play_button.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay))
self.stop_button = QPushButton("Stop")
self.stop_button.setIcon(self.style().standardIcon(QStyle.SP_MediaStop))
self.pause_button = QPushButton("Pause")
self.pause_button.setIcon(self.style().standardIcon(QStyle.SP_MediaPause))
self.solution_type_combo = QComboBox()
self.solution_type_combo.addItems(self.solution_list.keys())
self.new_data_set_button = QPushButton("New Data Set")
self.play_button.setDisabled(True)
self.stop_button.setDisabled(True)
self.pause_button.setDisabled(True)
self.solution_type_combo.setDisabled(True)
self.play_button.clicked.connect(self.solve)
self.pause_button.clicked.connect(self.pause)
# setup layout
self.layout = QGridLayout()
self.data_set_layout = QGridLayout()
self.data_set_layout.addWidget(self.new_data_set_button)
self.layout.addLayout(self.data_set_layout, 1,1)
# self.layout.addWidget(self.infoText, 1, 1, 1)
# self.layout.addWidget(self.simulation, 1, 2)
self.h_layout = QHBoxLayout()
self.h_layout.addWidget(self.play_button)
self.h_layout.addWidget(self.stop_button)
self.h_layout.addWidget(self.pause_button)
self.h_layout.addWidget(self.solution_type_combo)
self.layout.addLayout(self.h_layout, 2, 1)
# self.layout.addWidget(self.simulation, 1, 2)
self.setLayout(self.layout)
self.model = None
self.data = DataStore()
self.current_iteration = 1
self.iteration_limit = 100
self.current_data_set = 0
self.data_string = ''
self.algorithms = Algorithms()
self.algo_screen = ChooseAlgo()
self.trial_time = 0
def init_solution(self, data=DataStore()):
"""
Starts solution for a data set
:param data: data store
:return:
"""
self.play_button.setDisabled(False)
self.stop_button.setDisabled(False)
self.pause_button.setDisabled(False)
self.solution_type_combo.setDisabled(False)
self.data = data
self.model = Solver(self.data)
self.simulation.init_image(self.model)
self.print_start_data()
numbers = {'inbound': self.data.number_of_inbound_trucks, 'outbound': self.data.number_of_outbound_trucks,
'compound': self.data.number_of_compound_trucks, 'receive': self.data.number_of_receiving_doors,
'shipping': self.data.number_of_shipping_doors}
self.algorithms.set_algorithms(self.model)
self.model.set_data(0)
def solution_type_choice(self):
"""
update bools for the choosen solution type
:return:
"""
choice = self.solution_type_combo.currentText()
if choice == 'solve':
self.solve_bool = True
self.data_set_bool = False
self.iteration_bool = False
self.step_bool = False
elif choice == 'data_set':
self.solve_bool = True
self.data_set_bool = True
self.iteration_bool = False
self.step_bool = False
elif choice == 'iteration':
self.solve_bool = True
self.data_set_bool = True
self.iteration_bool = True
self.step_bool = False
elif choice == 'step':
self.solve_bool = True
self.data_set_bool = True
self.iteration_bool = True
self.step_bool = True
def choose_algorithm(self):
"""
choose and algorithm
:return:
"""
self.algo_screen.exec_()
self.iteration_limit = self.algo_screen.iteration_number
#get algorithm
def pause(self):
self.pause_bool = True
def solve(self):
"""
solves all of the data sets
:return:
"""
self.pause_bool = False
self.solution_type_choice()
# print('solve')
self.solve_dataset()
def solve_dataset(self):
"""
solves one data set
:return:
"""
if self.data_set_bool:
#print('one_set')1
if self.current_iteration == 1 and self.model.current_time == 0:
self.model.set_data(self.current_data_set)
self.solve_iteration()
if self.current_data_set == len(self.data.data_set_list):
# print('finish')
self.current_iteration = 1
self.current_data_set = 0
self.trial_time = 0
else:
while self.current_data_set < len(self.data.data_set_list):
if self.pause_bool:
break
self.model.set_data(self.current_data_set)
self.solve_iteration()
self.current_data_set += 1
# print(self.current_data_set)
self.current_data_set = 0
def solve_iteration(self):
"""
solves one iteration
:return:
"""
if self.iteration_bool:
#print('one_iteration')
if self.model.current_time == 0:
if self.current_iteration == 1:
print('start')
self.algorithms.start()
self.model.set_sequence(self.algorithms.solution_sequence)
self.solve_whole_step()
self.algorithms.next()
self.model.set_sequence(self.algorithms.solution_sequence)
else:
self.algorithms.next()
self.model.set_sequence(self.algorithms.solution_sequence)
self.print_simulation_data()
self.solve_step()
if self.current_iteration == self.iteration_limit:
self.current_data_set += 1
self.current_iteration = 1
else:
while self.current_iteration < self.iteration_limit:
if self.pause_bool:
break
self.print_simulation_data()
if self.model.current_time == 0:
if self.current_iteration == 1:
self.algorithms.start()
else:
self.algorithms.next_sequence()
self.model.set_sequence(self.algorithms.solution_sequence)
# next sequence
self.solve_step()
self.current_iteration += 1
#print(self.current_iteration)
self.current_iteration = 1
#print('whole_iteration')
def solve_step(self):
if self.step_bool:
self.solve_one_step()
else:
self.solve_whole_step()
def solve_whole_step(self):
"""
solves one iterations
:return:
"""
while not self.model.finish:
if self.model.current_time > 800:
print('time limit')
break
if self.pause_bool:
break
self.model.next_step()
#finished
for truck in itertools.chain(self.model.outbound_trucks.values(), self.model.compound_trucks.values()):
truck.calculate_error()
#add reset
self.model.finish = False
self.algorithms.solution_sequence['error'] = self.add_errors()
self.model.reset_trucks()
if self.current_iteration > 1:
self.algorithms.calculate()
self.current_iteration += 1
#self.print_results()
def solve_one_step(self):
"""
goes one time step forward
:return:
"""
self.model.next_step()
self.simulation.update_image()
if self.model.finish:
#finished
for truck in self.model.outbound_trucks.values():
truck.calculate_error()
self.model.reset_trucks()
# add reset
self.add_errors()
#self.print_results()
self.current_iteration += 1
self.model.finish = False
self.algorithms.current_sequence['error'] = self.add_errors()
self.algorithms.calculate()
def add_errors(self):
"""
adds absolute values of the errors
:return:
"""
total_error = 0
for truck in itertools.chain(self.model.outbound_trucks.values(), self.model.compound_trucks.values()):
total_error += abs(truck.error)
print('total error', total_error)
return total_error
def print_start_data(self):
"""
prints the configuration info one time
:return:
"""
self.infoText.clear()
self.data_string = ''
self.data_string += "Number of inbound Trucks: {0}\n".format(self.data.number_of_inbound_trucks)
self.data_string += "Number of outbound Trucks: {0}\n".format(self.data.number_of_outbound_trucks)
self.data_string += "Number of compound Trucks: {0}\n".format(self.data.number_of_compound_trucks)
self.data_string += "Number of receiving doors: {0}\n".format(self.data.number_of_receiving_doors)
self.data_string += "Number of shipping doors: {0}\n".format(self.data.number_of_shipping_doors)
#
# data set
self.infoText.setText(self.data_string)
def step_time(self):
pass
def next_iteration(self):
"""
increase iteration if limit not reached
:return:
"""
if self.current_iteration < self.iteration_limit:
self.current_iteration += 1
else:
self.current_iteration = 0
self.next_data_set()
def next_data_set(self):
pass
def print_simulation_data(self):
self.infoText.clear()
self.data_string = ''
self.data_string += "Iteration Number: {0}\n".format(self.current_iteration)
self.data_string += "Inbound Sequence: {0}\n".format(self.algorithms.solution_sequence['inbound'])
self.data_string += "Outbound Sequence: {0}\n".format(self.algorithms.solution_sequence['outbound'])
# time
# data set number
# error value
# sequence
self.infoText.setText(self.data_string)
def print_results(self):
self.infoText.clear()
for truck in self.model.outbound_trucks.values():
print('bounds', truck.bounds)
print('error', truck.error)
print('finish', truck.finish_time)
