def __init__(self, parent):
Canvas.__init__(self, parent)
self.pen_cadre_1 = Pen((0,0,250), 2)
self.pen_cadre_2 = Pen(width=3)
self.pen_aiguille_1 = Pen(width=6)
self.pen_aiguille_2 = Pen(width=5)
self.pen_aiguille_3 = Pen(width=2, color=(255,0,0))
self.bind(size=self.on_size)
#self._draw_cadre()
self.aiguille_draw_op = CombineDrawOperation(self, [])
self.scheduler = Thread(target=self.schedule)
self.scheduler.start()
class AnalogClock(Canvas):
def __init__(self, parent):
Canvas.__init__(self, parent)
self.pen_cadre_1 = Pen((0,0,250), 2)
self.pen_cadre_2 = Pen(width=3)
self.pen_aiguille_1 = Pen(width=6)
self.pen_aiguille_2 = Pen(width=5)
self.pen_aiguille_3 = Pen(width=2, color=(255,0,0))
self.bind(size=self.on_size)
#self._draw_cadre()
self.aiguille_draw_op = CombineDrawOperation(self, [])
self.scheduler = Thread(target=self.schedule)
self.scheduler.start()
def _get_metrics(self):
w, h = self.size
if h>w:
R = w
else:
R = h
return w, h, R/2 - 5
def _draw_cadre(self):
w, h, R = self._get_metrics()
for i in range(60):
angle = i*2*pi/60
pt1 = (R-5)*cos(angle)+w/2, (R-5)*sin(angle)+h/2
pt2 = R*cos(angle)+w/2, R*sin(angle)+h/2
self.draw_line(pt1, pt2, self.pen_cadre_1)
for i in range(12):
angle = i*2*pi/12
pt1 = (R-5)*cos(angle)+w/2, (R-5)*sin(angle)+h/2
pt2 = R*cos(angle)+w/2, R*sin(angle)+h/2
self.draw_line(pt1, pt2, self.pen_cadre_2)# color=(12,12,12))
def _draw_aiguille(self):
#for op in self.aiguille_draw_op :
# op.cancel()
#self.clear()
#
try:
self.aiguille_draw_op.cancel()
except :
pass
del self.aiguille_draw_op[:]
w, h, R = self._get_metrics()
t = datetime.now()
hour, minute, second = t.hour, t.minute, t.second
angle = pi*(hour/6.0 + minute/(6.0*60) - 0.5)
pt1 = w/2, h/2
pt2 = (R/2)*cos(angle)+w/2, (R/2)*sin(angle)+h/2
#self.aiguille_draw_op.append(self.draw_line(pt1, pt2, self.pen_aiguille_1))
op = DrawLineOperation(self, pt1, pt2, self.pen_aiguille_1)
self.aiguille_draw_op.append(op)
angle = pi*(minute/30.0 +second/(30.0*60) - 0.5)
pt1 = w/2, h/2
pt2 = (R*0.70)*cos(angle)+w/2, (R*0.70)*sin(angle)+h/2
#self.aiguille_draw_op.append(self.draw_line(pt1, pt2, self.pen_aiguille_2))
op = DrawLineOperation(self, pt1, pt2, self.pen_aiguille_2)
self.aiguille_draw_op.append(op)
angle = pi*(second/(30.0) - 0.5)
pt1 = w/2, h/2
pt2 = (R*0.75)*cos(angle)+w/2, (R*0.75)*sin(angle)+h/2
op = DrawLineOperation(self, pt1, pt2, self.pen_aiguille_3)
self.aiguille_draw_op.append(op)
self.operations.append(self.aiguille_draw_op)
def on_size(self, event):
self.clear()
self._draw_cadre()
self._draw_aiguille()
self.update_draw()
def schedule(self):
last_t = int(time())
while 1:
sleep(0.05)
t = int(time())
if t != last_t:
gui.schedule(self._draw_aiguille)
gui.schedule(self.update_draw)
last_t = t