def test_time_from_utc(self):
self.assertEqual(a1.time_from_utc(+0, 12.0), 12.0)
self.assertEqual(a1.time_from_utc(+1, 12.0), 13.0)
self.assertEqual(a1.time_from_utc(-1, 12.0), 11.0)
self.assertEqual(a1.time_from_utc(+6, 6.0), 12.0)
self.assertEqual(a1.time_from_utc(-7, 6.0), 23.0)
self.assertEqual(a1.time_from_utc(-1, 0.0), 23.0)
self.assertEqual(a1.time_from_utc(-1, 23.0), 22.0)
self.assertEqual(a1.time_from_utc(+1, 23.0), 0.0)
def test_time_form_utc():
function_result_1 = a1.time_from_utc(+0, 12.0)
function_result_2 = a1.time_from_utc(+1, 12.0)
function_result_3 = a1.time_from_utc(-1, 12.0)
function_result_4 = a1.time_from_utc(+6, 6.0)
function_result_5 = a1.time_from_utc(-7, 6.0)
function_result_6 = a1.time_from_utc(-1, 0.0)
function_result_7 = a1.time_from_utc(-1, 23.0)
function_result_8 = a1.time_from_utc(+1, 23.0)
assert type(function_result_1) is float
assert function_result_1 == 12.0
assert function_result_2 == 13.0
assert function_result_3 == 11.0
assert function_result_4 == 12.0
assert function_result_5 == 23.0
assert function_result_6 == 23.0
assert function_result_7 == 22.0
assert function_result_8 == 0.0
def refresh(self, forced=False):
'''Redraw the clock. If forced is True, display it now. If forced is
False, register a redraw for later.'''
self.now = self.now + self.interval / 1000 * self.time_scale
self.canvas.delete(tkinter.ALL)
# Draw the clock rim.
self.canvas.create_oval(10,
10,
self.width - 10,
self.height - 10,
width=2,
fill="#334455")
# Draw the tick marks around the clock.
for i in range(0, 12):
angle = math.radians(i / 12 * 360)
outer_length = 90
inner_length = 80
self.canvas.create_line(
math.cos(angle) * inner_length + self.width / 2,
math.sin(angle) * inner_length + self.width / 2,
math.cos(angle) * outer_length + self.width / 2,
math.sin(angle) * outer_length + self.width / 2,
fill='white',
width=3)
# Draw a light or dark face depending on whether it's before noon or
# after.
utc_hour = (self.now / 60 / 60) % 24
hour = int(a1.time_from_utc(utc_hour, self.diff))
self.canvas.create_oval(15,
15,
self.width - 15,
self.height - 15,
width=2,
fill="#e0e8ff" if hour < 12 else "#334")
hands_colour = "black" if hour < 12 else "white"
# Draw the hour hand.
hours_angle = (hour % 12) / 12 * 360
self._draw_hand(hours_angle,
30,
arrow=tkinter.FIRST,
arrowshape=(50, 2, 2),
fill=hands_colour)
self._draw_hand(hours_angle + 180, 5, fill=hands_colour)
# Draw the minute hand.
minutes_angle = a1.get_minutes(int(self.now)) / 60 * 360
if a1.time_from_utc(0, self.diff) % 1 == 0.5:
minutes_angle += 180
elif a1.time_from_utc(0, self.diff) % 1 == 0.75:
minutes_angle += 270
self._draw_hand(minutes_angle,
30,
arrow=tkinter.FIRST,
arrowshape=(80, 2, 2),
fill=hands_colour)
self._draw_hand(minutes_angle + 180, 5, fill=hands_colour)
# Draw the second hand.
seconds_angle = int(a1.get_seconds(int(self.now))) / 60 * 360
self._draw_hand(seconds_angle,
70,
fill='red',
width=2,
arrow=tkinter.FIRST,
arrowshape=(70, 9, 2))
self._draw_hand(seconds_angle + 180,
18,
fill='red',
arrow=tkinter.LAST,
arrowshape=(8, 5, 5),
width=2)
self._draw_hand(seconds_angle + 180, 20, fill='red')
# Draw the four larger tick marks at noon, 3, 6, and 9.
for i in range(0, 12, 3):
angle = math.radians(i / 12 * 360)
outer_length = 90
inner_length = 70
self.canvas.create_line(
math.cos(angle) * inner_length + self.width / 2,
math.sin(angle) * inner_length + self.width / 2,
math.cos(angle) * outer_length + self.width / 2,
math.sin(angle) * outer_length + self.width / 2,
width=5)
if not forced:
self.canvas.after(self.interval, self.refresh)
def refresh(self, forced=False):
'''Redraw the clock. If forced is True, display it now. If forced is
False, register a redraw for later.'''
self.now = self.now + self.interval / 1000 * self.time_scale
self.canvas.delete(tkinter.ALL)
# Draw the clock rim.
self.canvas.create_oval(10, 10, self.width - 10,
self.height - 10, width=2, fill="#334455")
# Draw the tick marks around the clock.
for i in range(0, 12):
angle = math.radians(i / 12 * 360)
outer_length = 90
inner_length = 80
self.canvas.create_line(
math.cos(angle) * inner_length + self.width / 2,
math.sin(angle) * inner_length + self.width / 2,
math.cos(angle) * outer_length + self.width / 2,
math.sin(angle) * outer_length + self.width / 2,
fill='white', width=3
)
# Draw a light or dark face depending on whether it's before noon or
# after.
utc_hour = (self.now / 60 / 60) % 24
hour = int(a1.time_from_utc(utc_hour, self.diff))
self.canvas.create_oval(15, 15, self.width - 15, self.height - 15,
width=2, fill="#e0e8ff" if hour < 12 else "#334")
hands_colour = "black" if hour < 12 else "white"
# Draw the hour hand.
hours_angle = (hour % 12) / 12 * 360
self._draw_hand(hours_angle, 30, arrow=tkinter.FIRST,
arrowshape=(50, 2, 2), fill=hands_colour)
self._draw_hand(hours_angle + 180, 5, fill=hands_colour)
# Draw the minute hand.
minutes_angle = a1.get_minutes(int(self.now)) / 60 * 360
if a1.time_from_utc(0, self.diff) % 1 == 0.5:
minutes_angle += 180
elif a1.time_from_utc(0, self.diff) % 1 == 0.75:
minutes_angle += 270
self._draw_hand(minutes_angle, 30, arrow=tkinter.FIRST, arrowshape=(80, 2, 2), fill=hands_colour)
self._draw_hand(minutes_angle + 180, 5, fill=hands_colour)
# Draw the second hand.
seconds_angle = int(a1.get_seconds(int(self.now))) / 60 * 360
self._draw_hand(seconds_angle, 70, fill='red', width=2, arrow=tkinter.FIRST, arrowshape=(70, 9, 2))
self._draw_hand(seconds_angle + 180, 18, fill='red', arrow=tkinter.LAST, arrowshape=(8, 5, 5), width=2)
self._draw_hand(seconds_angle + 180, 20, fill='red')
# Draw the four larger tick marks at noon, 3, 6, and 9.
for i in range(0, 12, 3):
angle = math.radians(i / 12 * 360)
outer_length = 90
inner_length = 70
self.canvas.create_line(
math.cos(angle) * inner_length + self.width / 2,
math.sin(angle) * inner_length + self.width / 2,
math.cos(angle) * outer_length + self.width / 2,
math.sin(angle) * outer_length + self.width / 2,
width = 5
)
if not forced:
self.canvas.after(self.interval, self.refresh)