class Car: # Car class definition
def __init__(
self, back_wheel_pos, back_wheel_rad, front_wheel_pos, front_wheel_rad, car_height
): # constructor method to instantiate
self.back_wheel = Wheel(back_wheel_pos, back_wheel_rad, back_wheel_rad + 5) # a class object
self.front_wheel = Wheel(
front_wheel_pos, front_wheel_rad, front_wheel_rad + 5
) # attributes of the Car class are defined
self.car_body = Rectangle(
Point(back_wheel_pos.getX(), back_wheel_pos.getY() - car_height), front_wheel_pos # and initialized
)
self.car_color = ""
self.Road_1 = Line(Point(0, 100), Point(1200, 100))
self.Road_2 = Line(Point(0, 40), Point(1200, 40))
def carMove(self, dx, dy): # function to effect motion of the car object
self.back_wheel.move(dx, dy) # by individually moving each item
self.front_wheel.move(dx, dy)
self.car_body.move(dx, dy)
def setColour(self, tireColour, wheelColour, carColour): # function to set the colour attribute of each item
self.back_wheel.set_color(wheelColour, tireColour)
self.front_wheel.set_color(wheelColour, tireColour)
self.car_body.setFill(carColour)
def animate(
self, win, dx, dy, n
): # function to perform the animation. This function is looped by the 'after' function until n = 0
if n > 0:
self.carMove(dx, dy)
win.after(100, self.animate, win, dx, dy, n - 1)
def draw(
self, win
): # draw the car object by drawing each individual item. The last item drawn appears on the foreground
self.car_body.draw(win)
self.back_wheel.draw(win)
self.front_wheel.draw(win)
class Car():
WHEEL_TO_TIRE_RATIO = 0.6
def __init__(self, back_wheel_center, back_tire_radius, front_wheel_center,
front_tire_radius, body_height):
upper_left_point = Point(back_wheel_center.x,
back_wheel_center.y - body_height)
bottom_right_point = front_wheel_center
self.body = Rectangle(upper_left_point, bottom_right_point)
self.back_wheel = Wheel(back_wheel_center,
back_tire_radius * Car.WHEEL_TO_TIRE_RATIO,
back_tire_radius)
self.front_wheel = Wheel(front_wheel_center,
front_tire_radius * Car.WHEEL_TO_TIRE_RATIO,
front_tire_radius)
def set_color(self, tire_color, wheel_color, body_color):
self.body.setFill(body_color)
self.back_wheel.set_color(wheel_color, tire_color)
self.front_wheel.set_color(wheel_color, tire_color)
def draw(self, win):
self.body.draw(win)
self.back_wheel.draw(win)
self.front_wheel.draw(win)
def move(self, dx, dy):
self.back_wheel.move(dx, dy)
self.front_wheel.move(dx, dy)
self.body.move(dx, dy)
def animate(self, win, dx, dy, n):
if n > 0:
self.move(dx, dy)
win.after(10, self.animate, win, dx, dy, n - 1)
class Car():
def __init__(self, wheel_point1, wheel_radius1, wheel_point2,
wheel_radius2, height):
self.wheel1 = Wheel(wheel_point1, wheel_radius1 * 0.6, wheel_radius1)
self.wheel2 = Wheel(wheel_point2, wheel_radius2 * 0.6, wheel_radius2)
# TODO - Get the point coordinates to get the corners
self.body = Rectangle(
Point(wheel_point1.getX(),
wheel_point1.getY() - height),
Point(wheel_point2.getX(), wheel_point2.getY()))
def draw(self, win):
self.wheel1.draw(win)
self.wheel2.draw(win)
self.body.draw(win)
def move(self, dx, dy):
self.wheel1.move(dx, dy)
self.wheel2.move(dx, dy)
self.body.move(dx, dy)
def set_color(self, tire_color, wheel_color, body_color):
# TODO - Set the colors
self.wheel1.set_color(wheel_color, tire_color)
self.wheel2.set_color(wheel_color, tire_color)
self.body.setFill(body_color)
def undraw(self):
self.wheel1.undraw()
self.wheel2.undraw()
self.body.undraw()
# def get_size(self):
# return self.tire_circle.getRadius()
#
# def get_center(self):
# return self.tire_circle.getCenter()
def animate(self, win, dx, dy, n):
# TODO - Move the body and the wheels
if n > 0:
self.wheel1.move(dx, dy)
self.wheel2.move(dx, dy)
self.body.move(dx, dy)
win.after(50, self.animate, win, dx, dy, n - 1)
