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stopwatch.py
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stopwatch.py
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# template for "Stopwatch: The Game"
import simplegui
# define global variables
time = '0:00.0'
t = 0
game_count = 0
win_count = 0
is_going = 0
# define helper function format that converts integer
# counting tenths of seconds into formatted string A:BC.D
def format(t):
global time
milliseconds = t % 10
sec = (t - milliseconds) / 10
minutes = sec // 60
seconds = sec % 60
if seconds >=10:
time = str(minutes) + ':' + str(seconds) + '.' +str(milliseconds)
else:
time = str(minutes) + ':0' + str(seconds) + '.' +str(milliseconds)
# define event handlers for buttons; "Start", "Stop", "Reset"
def start_button():
global is_going
is_going = 1
timer.start()
def stop_button():
global game_count, win_count, is_going
timer.stop()
game_count = game_count + is_going
if time[-1] == '0' and is_going:
win_count = win_count + 1
is_going = 0
def reset_button():
global t, time, game_count, win_count, is_going
game_count = 0
win_count = 0
is_going = 0
timer.stop()
t = 0
format(t)
# define event handler for timer with 0.1 sec interval
def timer_handler():
global t
t = t + 1
format(t)
def draw(canvas):
canvas.draw_text(time, (100, 100), 32, "Red")
canvas.draw_text(str(win_count) + '/' + str(game_count),
(250, 20), 20, "Green")
# create frame
frame = simplegui.create_frame("Stopwatch", 300, 200)
# register event handlers
timer = simplegui.create_timer(100, timer_handler)
frame.set_draw_handler(draw)
frame.add_button("Start", start_button, 100)
frame.add_button("Stop", stop_button, 100)
frame.add_button("Reset", reset_button, 100)
# start timer and frame
frame.start()
# remember to review the grading rubric