class ChronoTimer(QObject):
def __init__(self, parent, duration=None):
"""
:param parent:
:param Nteams:
:param duration: (dict) containing optional keys : days, minutes, seconds, hours, weeks, milliseconds, microseconds
"""
super().__init__()
self.area = parent
if duration is None:
self.type = 'chrono'
self.duration = timedelta()
else:
self.type = 'timer'
self.duration = timedelta(**duration) #seconds
self.displayed_time = 0 #in seconds
self.started = False
self.timer = QTimer()
self.timer.setInterval(100)
self.timer.timeout.connect(self.display_time)
self.setup_ui()
def setup_ui(self):
self.dock_chrono_timer = Dock(self.type.capitalize())
self.area.addDock(self.dock_chrono_timer)
self.dock_chrono_timer.float()
widget_chrono_timer = QtWidgets.QWidget()
self.dock_chrono_timer.addWidget(widget_chrono_timer)
self.layout_lcd = QtWidgets.QVBoxLayout()
widget_chrono_timer.setLayout(self.layout_lcd)
self.dock_chrono_timer.setAutoFillBackground(True)
palette = self.dock_chrono_timer.palette()
palette.setColor(palette.Background, QtGui.QColor(0, 0, 0))
self.dock_chrono_timer.setPalette(palette)
self.time_lcd = QtWidgets.QLCDNumber(8)
self.set_lcd_color(self.time_lcd, 'red')
self.layout_lcd.addWidget(self.time_lcd)
hours, minutes, seconds = self.get_times(self.duration)
self.time_lcd.display('{:02d}:{:02d}:{:02d}'.format(
hours, minutes, seconds))
self.dock_controls = Dock('Chrono/Timer Controls')
self.area.addDock(self.dock_controls)
self.dock_controls.setOrientation('vertical', True)
self.dock_controls.setMaximumHeight(150)
self.widget_controls = QtWidgets.QWidget()
self.controls_layout = QtWidgets.QVBoxLayout()
self.widget_controls.setLayout(self.controls_layout)
hor_layout = QtWidgets.QHBoxLayout()
hor_widget = QtWidgets.QWidget()
hor_widget.setLayout(hor_layout)
self.controls_layout.addWidget(hor_widget)
icon = QtGui.QIcon()
icon.addPixmap(QtGui.QPixmap(":/icons/Icon_Library/run2.png"),
QtGui.QIcon.Normal, QtGui.QIcon.Off)
self.start_pb = PushButtonShortcut(icon,
'Start',
shortcut='Home',
shortcut_widget=self.area)
self.start_pb.clicked.connect(self.start)
self.start_pb.setToolTip('home ("début") key shorcut')
hor_layout.addWidget(self.start_pb)
icon = QtGui.QIcon()
icon.addPixmap(QtGui.QPixmap(":/icons/Icon_Library/pause.png"),
QtGui.QIcon.Normal, QtGui.QIcon.Off)
self.pause_pb = PushButtonShortcut(icon,
'Pause',
shortcut='Ctrl+p',
shortcut_widget=self.area)
self.pause_pb.setCheckable(True)
self.pause_pb.setToolTip("Ctrl+p key shortcut")
self.pause_pb.clicked.connect(self.pause)
hor_layout.addWidget(self.pause_pb)
icon = QtGui.QIcon()
icon.addPixmap(QtGui.QPixmap(":/icons/Icon_Library/Refresh2.png"),
QtGui.QIcon.Normal, QtGui.QIcon.Off)
self.reset_pb = PushButtonShortcut(icon,
'Reset',
shortcut='F5',
shortcut_widget=self.area)
self.reset_pb.setToolTip('F5 key shortcut')
self.reset_pb.clicked.connect(self.reset)
hor_layout.addWidget(self.reset_pb)
self.dock_controls.addWidget(self.widget_controls)
def get_times(self, duration):
seconds = int(duration.total_seconds() % 60)
total_minutes = duration.total_seconds() // 60
minutes = int(total_minutes % 60)
hours = int(total_minutes // 60)
return hours, minutes, seconds
def get_elapsed_time(self):
return time.perf_counter() - self.ini_time
def display_time(self):
elapsed_time = self.get_elapsed_time()
if self.type == 'timer':
display_timedelta = self.duration - timedelta(seconds=elapsed_time)
else:
display_timedelta = self.duration + timedelta(seconds=elapsed_time)
self.displayed_time = display_timedelta.total_seconds()
if display_timedelta.total_seconds() <= 0:
self.reset()
return
else:
hours, minutes, seconds = self.get_times(display_timedelta)
self.time_lcd.display('{:02d}:{:02d}:{:02d}'.format(
hours, minutes, seconds))
QtWidgets.QApplication.processEvents()
def start(self):
self.ini_time = time.perf_counter()
self.timer.start()
self.started = True
self.start_pb.setEnabled(False)
def pause(self):
if self.pause_pb.isChecked():
self.started = False
self.timer.stop()
self.paused_time = time.perf_counter()
else:
elapsed_pause_time = time.perf_counter() - self.paused_time
self.ini_time += elapsed_pause_time
self.timer.start()
self.started = True
def reset(self):
if self.pause_pb.isChecked():
self.pause_pb.setChecked(False)
QtWidgets.QApplication.processEvents()
self.timer.stop()
self.start_pb.setEnabled(True)
self.started = False
hours, minutes, seconds = self.get_times(self.duration)
self.time_lcd.display('{:02d}:{:02d}:{:02d}'.format(
hours, minutes, seconds))
def set_lcd_color(self, lcd, color):
palette = lcd.palette()
#lcd.setPalette(QtGui.QPalette(Qt.red))
if hasattr(Qt, color):
palette.setBrush(palette.WindowText, getattr(Qt, color))
palette.setColor(palette.Background, QtGui.QColor(0, 0, 0))
lcd.setPalette(palette)
