from bluedot import BlueDot
from time import sleep, time
dot = BlueDot(auto_start_server=False)
dot.resize(1, 2)
dot.allow_pairing()
def pressed(pos):
print(
"Pressed: x={} y={} angle={} distance={} middle={} top={} bottom={} left={} right={} time={}"
.format(pos.x, pos.y, pos.angle, pos.distance, pos.middle, pos.top,
pos.bottom, pos.left, pos.right, time()))
def pressed_two(pos):
print("Second dot:" + str(pos))
def released():
print("Released: x={} y={}".format(dot.position.x, dot.position.y))
def moved(pos):
print("Moved: x={} y={}".format(pos.x, pos.y))
def swiped(swipe):
print("Swiped: up={} down={} left={} right={} speed={}".format(
swipe.up, swipe.down, swipe.left, swipe.right, swipe.speed))
class BtCarInterface:
def __init__(self, car):
self.bluetooth = BlueDot()
self.bt_interface_code = 0
self.bt_motor_interface()
self.car = car
def bt_motor_interface(self):
if self.bt_interface_code == 1:
self.bt_interface_code = 0
for i in range(self.bluetooth.rows):
for j in range(self.bluetooth.cols):
self.bluetooth[j, i].square = False
self.bluetooth[j, i].visible = False
self.bluetooth.resize(1, 1)
self.bluetooth[0, 0].square = False
self.bluetooth[0, 0].visible = True
self.bluetooth.when_released = self.stop
self.bluetooth.when_moved = self.slides
self.bluetooth.when_double_pressed = self.swap_interface
def bt_util_interface(self):
self.bluetooth.resize(3, 3)
for i in range(self.bluetooth.rows):
if i == 0:
color = (255, 255, 204) # day mode, with brighter music
elif i == 1:
color = (255, 0, 0)
elif i == 2:
color = (204, 204, 205) # night mode, with calm music
for j in range(self.bluetooth.cols):
self.bluetooth[j, i].square = True if i == 1 else False
self.bluetooth[j, i].color = color
# reset
self.bluetooth.when_released = None
self.bluetooth.when_moved = None
self.bluetooth.when_double_pressed = None
self.bluetooth[0, 1].visible = False
self.bluetooth[2, 1].visible = False
self.bluetooth[1, 1].color = "red"
self.bluetooth[1, 1].when_double_pressed = self.swap_interface
self.bt_interface_code = 1
def swap_interface(self):
if (self.bt_interface_code == 1):
self.bt_motor_interface()
else:
self.bt_util_interface()
def stop(self):
print("stop")
self.car.stop()
def slides(self, pos):
# speed
duty_cycle = round(pos.distance * 100, 0)
# direction
tan = pos.y / pos.x
if (-1 <= tan and tan <= 1) and (pos.x >= 0):
print("clockwise: power {}%".format(duty_cycle))
self.car.clockwise(duty_cycle=duty_cycle)
elif (-1 >= tan or tan >= 1) and (pos.y >= 0):
print("forward: power {}%".format(duty_cycle))
self.car.forward(duty_cycle=duty_cycle)
elif (-1 <= tan and tan <= 1) and (pos.x < 0):
print("CounterClockwise: power {}%".format(duty_cycle))
self.car.counterClockwise(duty_cycle=duty_cycle)
elif (-1 >= tan or tan >= 1) and (pos.y <= 0):
print("backward: power {}%".format(duty_cycle))
self.car.backward(duty_cycle=duty_cycle)
from bluedot import BlueDot, COLORS
from signal import pause
from random import choice
bd = BlueDot()
bd.resize(1, 2)
def pressed(pos):
print("Pressed : {}".format(pos))
def moved(pos):
print("Moved : {}".format(pos))
def released(pos):
print("Released : {}".format(pos))
def double_press(pos):
print("Double press : {}".format(pos))
def swipe(swipe):
print("Swipe : {}".format(swipe))
def rotation(rotation):
print("Rotation : {}".format(rotation))
