def slider_update(self, new_slider_value):
self.time_remaining_in_period = self.script[
self.current_period]['length'] - int(new_slider_value)
self.time_lbl.configure(
text=seconds_to_minutes_seconds_string(
self.time_remaining_in_period),
font=('Times', self.get_time_label_size_for_time_remaining()))
def next_period(self):
self.affecting_timer_lock.acquire()
self.current_period += 1
if self.current_period >= len(self.script):
self.current_period = 0
self.time_remaining_in_period = self.script[
self.current_period]['length']
self.interval_timer_slider.configure(
to_=self.time_remaining_in_period - 1)
self.interval_timer_slider.set(0)
self.period_lbl.configure(
text=self.script[self.current_period]['period number'])
self.time_lbl.configure(
text=seconds_to_minutes_seconds_string(
self.time_remaining_in_period),
font=('Times', self.get_time_label_size_for_time_remaining()))
self.affecting_timer_lock.release()
def on_second(self):
self.affecting_timer_lock.acquire()
start_time = time.time()
#decrement the time and check on changes of state. Send the time to the announcement callback for it to handle.
if self.is_playing and self.script:
self.time_remaining_in_period -= 1
if self.time_remaining_in_period <= 0:
self.current_period += 1
if self.current_period >= len(self.script):
self.is_playing = False
self.current_period = 0
self.time_remaining_in_period = self.script[
self.current_period]['length']
self.interval_timer_slider.configure(
to_=self.time_remaining_in_period - 1)
self.period_lbl.configure(text=str(self.script[
self.current_period]['period number']))
if self.announcement_callback:
self.announcement_callback(self.current_period,
self.time_remaining_in_period,
self.script)
#Update the slider
if self.script:
self.time_lbl.configure(
text=seconds_to_minutes_seconds_string(
self.time_remaining_in_period),
font=('Times', self.get_time_label_size_for_time_remaining()))
self.interval_timer_slider.configure(state=tk.NORMAL)
self.interval_timer_slider.set(
self.script[self.current_period]['length'] -
self.time_remaining_in_period)
if self.is_playing:
self.interval_timer_slider.configure(state=tk.DISABLED)
self.affecting_timer_lock.release()
self.after(int((1.0 - ((time.time() - start_time) % 1.0)) * 1000),
self.on_second)
def add_time_remaining_in_period(self, seconds_to_add):
self.affecting_timer_lock.acquire()
self.time_remaining_in_period += seconds_to_add
if self.time_remaining_in_period > self.script[
self.current_period]['length']:
self.time_remaining_in_period = self.script[
self.current_period]['length']
if self.time_remaining_in_period < 1:
self.time_remaining_in_period = 1
self.time_lbl.configure(
text=seconds_to_minutes_seconds_string(
self.time_remaining_in_period),
font=('Times', self.get_time_label_size_for_time_remaining()))
self.interval_timer_slider.configure(state=tk.NORMAL)
self.interval_timer_slider.set(
self.script[self.current_period]['length'] -
self.time_remaining_in_period)
if self.is_playing:
self.interval_timer_slider.configure(state=tk.DISABLED)
self.affecting_timer_lock.release()
def __init__(self, root, script, media_interface, prefs):
super(IntervalTimer, self).__init__(root)
#Initialize interval timer values and preference values
self.script = script
self.current_period = 0
self.time_remaining_in_period = 0
self.is_playing = False
self.media_interface = media_interface
self.period_lbl_size = 240 if not prefs else prefs['period_lbl_size']
self.time_lbl_two_digit_size = 330 if not prefs else prefs[
'time_lbl_two_digit_size']
self.time_lbl_one_digit_size = 370 if not prefs else prefs[
'time_lbl_one_digit_size']
self.announcement_callback = None
self.affecting_timer_lock = threading.Lock()
self.grid_rowconfigure(1, weight=1)
self.grid_columnconfigure(0, weight=1)
#Set up interval timer playback widgets
interval_timer_playback_frame = tk.Frame(self)
interval_timer_playback_frame.grid_columnconfigure(3, weight=1)
self.previous_period_btn = tk.Button(interval_timer_playback_frame,
text='<<',
command=self.previous_period)
self.previous_period_btn.grid(row=0, column=0, sticky='W')
tk.Button(interval_timer_playback_frame,
text='>',
command=self.pause_timer).grid(row=0, column=1, sticky='W')
self.next_period_btn = tk.Button(interval_timer_playback_frame,
text='>>',
command=self.next_period)
self.next_period_btn.grid(row=0, column=2, sticky='W')
self.interval_timer_slider = tk.Scale(interval_timer_playback_frame,
from_=0,
to_=1800,
showvalue=False,
orient=tk.HORIZONTAL,
command=self.slider_update)
self.interval_timer_slider.grid(row=1,
column=0,
columnspan=4,
stick='WE')
interval_timer_playback_frame.grid(row=0, column=0, sticky='NSEW')
#Set up music playback widget
media_playback_frame = tk.Frame(self, padx=20)
tk.Label(media_playback_frame,
text='Media Playback: ').pack(side=tk.LEFT)
tk.Button(media_playback_frame, text='Pause',
command=self.pause_media).pack(side=tk.RIGHT)
tk.Button(media_playback_frame, text='Skip',
command=self.skip_media).pack(side=tk.RIGHT)
tk.Button(media_playback_frame, text='Vol Up',
command=self.vol_up).pack(side=tk.RIGHT)
tk.Button(media_playback_frame, text='Vol Down',
command=self.vol_down).pack(side=tk.RIGHT)
media_playback_frame.grid(row=0, column=1, sticky='E')
#set up parent frame of the labels displaying the period number and time remaining
lbls_parent_frame = tk.Frame(self)
lbls_parent_frame.grid(row=1, column=0, columnspan=2, sticky='NSEW')
lbls_parent_frame.grid_rowconfigure(0, weight=1)
lbls_parent_frame.grid_columnconfigure(1, weight=1)
#set up the label widget displaying the period number
period_lbl_frame = tk.Frame(lbls_parent_frame)
period_lbl_frame.grid_rowconfigure(1, weight=1)
tk.Button(period_lbl_frame,
text='Decrease Period Size',
command=self.decrease_period_lbl_size).grid(row=0,
column=0,
stick='NW')
tk.Button(period_lbl_frame,
text='Increase Period Size',
command=self.increase_period_lbl_size).grid(row=0,
column=1,
stick='NW')
self.period_lbl = tk.Label(period_lbl_frame,
text='10',
font=('Times', self.period_lbl_size))
self.period_lbl.grid(row=1, column=0, columnspan=2, sticky='SW')
period_lbl_frame.grid(row=0, column=0, sticky='NSEW')
#set up the widget displaying the time remaining in period
time_lbl_frame = tk.Frame(lbls_parent_frame)
time_lbl_frame.grid_rowconfigure(1, weight=1)
time_lbl_frame.grid_columnconfigure(0, weight=1)
tk.Button(time_lbl_frame,
text='Decrease Time Size (Two Digit)',
command=self.decrease_time_lbl_two_digit_size).grid(
row=0, column=0, stick='NE')
tk.Button(time_lbl_frame,
text='Increase Time Size (Two Digit)',
command=self.increase_time_lbl_two_digit_size).grid(
row=0, column=1, stick='NE')
tk.Button(time_lbl_frame,
text='Decrease Time Size (One Digit)',
command=self.decrease_time_lbl_one_digit_size).grid(
row=0, column=2, stick='NE')
tk.Button(time_lbl_frame,
text='Increase Time Size (One Digit)',
command=self.increase_time_lbl_one_digit_size).grid(
row=0, column=3, stick='NE')
self.time_lbl = tk.Label(time_lbl_frame,
text='0:00',
font=('Times', self.time_lbl_two_digit_size))
self.time_lbl.grid(row=1, column=0, columnspan=4, sticky='SE')
time_lbl_frame.grid(row=0, column=1, sticky='NSEW')
#initialize the starting values and sizes of the label widgets
if self.script:
self.time_remaining_in_period = self.script[
self.current_period]['length']
self.period_lbl.configure(
text=self.script[self.current_period]['period number'])
self.time_lbl.configure(
text=seconds_to_minutes_seconds_string(
self.time_remaining_in_period),
font=('Times', self.get_time_label_size_for_time_remaining()))
self.interval_timer_slider.configure(
to_=self.time_remaining_in_period - 1)
self.interval_timer_slider.set(0)
#threading.Thread(target=self.on_second, daemon=True).start()
self.after(1000, self.on_second)
def get_time_label_size_for_time_remaining(self):
return self.time_lbl_two_digit_size if len(
seconds_to_minutes_seconds_string(self.time_remaining_in_period)
) == 5 else self.time_lbl_one_digit_size