def create_arrow_shape(shape_name, length, color):
tmp = Turtle()
tmp.hideturtle()
tmp.color(color)
tmp.begin_poly()
tmp.setheading(90)
tmp.forward(length)
tmp.end_poly()
p = tmp.get_poly()
tmp.clear()
screen.register_shape(shape_name, p)
def main():
## create compound yellow/blue turtleshape for planets
global s
s = Screen()
s.setup(1120,840)
s.reset()
s.tracer(0, 0)
t = Turtle()
t.ht()
t.pu()
t.fd(6)
t.lt(90)
t.begin_poly()
t.circle(6, 180)
t.end_poly()
m1 = t.get_poly()
t.begin_poly()
t.circle(6,180)
t.end_poly()
m2 = t.get_poly()
planetshape = Shape("compound")
planetshape.addcomponent(m1,"orange")
planetshape.addcomponent(m2,"blue")
s.register_shape("planet", planetshape)
#s.tracer(1,0)
s.update()
## setup gravitational system
gs = GravSys()
sun = Star(1000000, Vec(-250,0), Vec(0,-0.35), gs, "circle")
sun.color("yellow")
sun.pensize(1.8)
sun.pu()
earth = Star(5000, Vec(450,0), Vec(0,70), gs, "planet")
earth.pencolor("green")
earth.shapesize(0.8)
rm=12.0583
vm=(8.0*5000/rm)**.5
moon = Star(1, Vec(450+rm,0), Vec(0,70+vm), gs, "planet")
moon.pencolor("blue")
moon.shapesize(0.5)
gs.init()
gs.start()
return "Done!"
def create_box_shape(shape_name, width, height, border):
tmp = Turtle()
reverse_width = height
reverse_height = width
big_rect = build_rect(tmp, reverse_width, reverse_height, 0)
small_rect = build_rect(tmp, reverse_width, reverse_height, border)
tmp.penup()
tmp.hideturtle()
tmp.goto(big_rect['top']['x'], big_rect['top']['y'])
tmp.pendown()
tmp.begin_poly()
tmp.goto(big_rect['top']['x'], big_rect['bottom']['y'])
tmp.goto(big_rect['bottom']['x'], big_rect['bottom']['y'])
tmp.goto(big_rect['bottom']['x'], big_rect['top']['y'])
tmp.goto(big_rect['top']['x'], big_rect['top']['y'])
tmp.goto(small_rect['top']['x'], small_rect['top']['y'])
tmp.goto(small_rect['bottom']['x'], small_rect['top']['y'])
tmp.goto(small_rect['bottom']['x'], small_rect['bottom']['y'])
tmp.goto(small_rect['top']['x'], small_rect['bottom']['y'])
tmp.goto(small_rect['top']['x'], small_rect['top']['y'])
tmp.end_poly()
p = tmp.get_poly()
tmp.reset()
tmp.hideturtle()
del tmp
screen.register_shape(shape_name, p)
def main():
s = Turtle()
s.reset()
s.getscreen().tracer(0, 0)
s.ht()
s.pu()
s.fd(6)
s.lt(90)
s.begin_poly()
s.circle(6, 180)
s.end_poly()
m1 = s.get_poly()
s.begin_poly()
s.circle(6, 180)
s.end_poly()
m2 = s.get_poly()
planetshape = Shape('compound')
planetshape.addcomponent(m1, 'orange')
planetshape.addcomponent(m2, 'blue')
s.getscreen().register_shape('planet', planetshape)
s.getscreen().tracer(1, 0)
gs = GravSys()
sun = Star(1000000, Vec(0, 0), Vec(0, -2.5), gs, 'circle')
sun.color('yellow')
sun.shapesize(1.8)
sun.pu()
earth = Star(12500, Vec(210, 0), Vec(0, 195), gs, 'planet')
earth.pencolor('green')
earth.shapesize(0.8)
moon = Star(1, Vec(220, 0), Vec(0, 295), gs, 'planet')
moon.pencolor('blue')
moon.shapesize(0.5)
gs.init()
gs.start()
return 'Done!'
def main():
## create compound yellow/blue turtleshape for planets
global s
s = Screen()
s.setup(1120, 840)
s.reset()
s.tracer(0, 0)
t = Turtle()
t.ht()
t.pu()
t.fd(6)
t.lt(90)
t.begin_poly()
t.circle(6, 180)
t.end_poly()
m1 = t.get_poly()
t.begin_poly()
t.circle(6, 180)
t.end_poly()
m2 = t.get_poly()
planetshape = Shape("compound")
planetshape.addcomponent(m1, "orange")
planetshape.addcomponent(m2, "blue")
s.register_shape("planet", planetshape)
s.update()
## setup gravitational system
gs = GravSys()
sun = Star(1000000, Vec(-250, 0), Vec(0, -0.35), gs, "circle")
sun.color("yellow")
sun.pensize(1.8)
sun.pu()
earth = Star(5000, Vec(450, 0), Vec(0, 70), gs, "planet")
earth.pencolor("green")
earth.shapesize(0.8)
rm = 12.0583
vm = (8.0 * 5000 / rm)**.5
moon = Star(1, Vec(450 + rm, 0), Vec(0, 70 + vm), gs, "planet")
moon.pencolor("blue")
moon.shapesize(0.5)
gs.init()
gs.start()
s.tracer(True)
return "Done!"
def run_1():
t = Turtle()
t.pendown()
t.fill(255, 165, 0)
t.begin_poly()
for i in range(40):
t.right(25)
t.forward(100)
t.left(160)
t.forward(25)
t.end_poly()
renderer = PILRenderer()
t.render(renderer)
renderer.show()
def create_raise_sector_shape(shape_name, radius, extent, width=10):
tmp = Turtle()
tmp.hideturtle()
tmp.setheading(90)
tmp.begin_poly()
tmp.circle(radius, extent=extent)
tmp.end_poly()
p1 = tmp.get_poly()
tmp.reset()
tmp.setheading(90)
tmp.setx(-width)
tmp.begin_poly()
tmp.circle(radius - width, extent=extent)
tmp.end_poly()
p2 = tmp.get_poly()
tmp.reset()
p3 = p1 + p2[::-1]
screen.register_shape(shape_name, p3)
def createPlanetShape():
s.tracer(0,0)
t = Turtle()
t.ht()
t.pu()
t.fd(6)
t.lt(90)
t.begin_poly()
t.circle(6, 180)
t.end_poly()
m1 = t.get_poly()
t.begin_poly()
t.circle(6,180)
t.end_poly()
m2 = t.get_poly()
planetshape = Shape("compound")
planetshape.addcomponent(m1,"orange")
planetshape.addcomponent(m2,"blue")
s.register_shape("planet", planetshape)
s.tracer(True,0)
def createPlanetShape():
s.tracer(0,0)
t = Turtle()
t.ht()
t.pu()
t.fd(6)
t.lt(90)
t.begin_poly()
t.circle(6, 180)
t.end_poly()
m1 = t.get_poly()
t.begin_poly()
t.circle(6,180)
t.end_poly()
m2 = t.get_poly()
planetshape = Shape("compound")
planetshape.addcomponent(m1,"orange")
planetshape.addcomponent(m2,"blue")
s.register_shape("planet", planetshape)
s.tracer(True,0)
def get_rectangle_poly(width, height):
tmp = Turtle()
reverse_width = height
reverse_height = width
rect = build_rect(tmp, reverse_width, reverse_height, 0)
tmp.penup()
tmp.hideturtle()
tmp.goto(rect['top']['x'], rect['top']['y'])
tmp.pendown()
tmp.begin_poly()
tmp.goto(rect['top']['x'], rect['bottom']['y'])
tmp.goto(rect['bottom']['x'], rect['bottom']['y'])
tmp.goto(rect['bottom']['x'], rect['top']['y'])
tmp.goto(rect['top']['x'], rect['top']['y'])
tmp.end_poly()
p = tmp.get_poly()
tmp.reset()
tmp.hideturtle()
del tmp
return p
def main():
s = Turtle()
s.reset()
s.getscreen().tracer(0,0)
s.ht()
s.pu()
s.fd(6)
s.lt(90)
s.begin_poly()
s.circle(6, 180)
s.end_poly()
m1 = s.get_poly()
s.begin_poly()
s.circle(6,180)
s.end_poly()
m2 = s.get_poly()
planetshape = Shape("compound")
planetshape.addcomponent(m1,"orange")
planetshape.addcomponent(m2,"blue")
s.getscreen().register_shape("planet", planetshape)
s.getscreen().tracer(1,0)
## setup gravitational system
gs = GravSys()
sun = Star(1000000, Vec(0,0), Vec(0,-2.5), gs, "circle")
sun.color("yellow")
sun.shapesize(1.8)
sun.pu()
earth = Star(12500, Vec(210,0), Vec(0,195), gs, "planet")
earth.pencolor("green")
earth.shapesize(0.8)
moon = Star(1, Vec(220,0), Vec(0,295), gs, "planet")
moon.pencolor("blue")
moon.shapesize(0.5)
gs.init()
gs.start()
return "Done!"
def main():
s = Turtle()
s.reset()
s.getscreen().tracer(0,0)
s.ht()
s.pu()
s.fd(6)
s.lt(90)
s.begin_poly()
s.circle(6, 180)
s.end_poly()
m1 = s.get_poly()
s.begin_poly()
s.circle(6,180)
s.end_poly()
m2 = s.get_poly()
planetshape = Shape("compound")
planetshape.addcomponent(m1,"orange")
planetshape.addcomponent(m2,"blue")
s.getscreen().register_shape("planet", planetshape)
s.getscreen().tracer(1,0)
## setup gravitational system
gs = GravSys()
sun = Star(1000000, Vec(0,0), Vec(0,-2.5), gs, "circle")
sun.color("yellow")
sun.shapesize(1.8)
sun.pu()
earth = Star(12500, Vec(210,0), Vec(0,195), gs, "planet")
earth.pencolor("green")
earth.shapesize(0.8)
moon = Star(1, Vec(220,0), Vec(0,295), gs, "planet")
moon.pencolor("blue")
moon.shapesize(0.5)
gs.init()
gs.start()
return "Done!"
def run_2():
t = Turtle()
t.pendown()
for i in range(18):
t.begin_poly()
t.fill(randint(100, 255), 0, randint(100, 255))
t.forward(25)
t.right(15)
t.forward(25)
t.right(165)
t.forward(25)
t.right(15)
t.forward(25)
t.right(25)
t.end_poly()
renderer = PILRenderer()
t.render(renderer)
renderer.show()
predefined_shapes = ['arrow', 'turtle', 'circle', 'square', 'triangle', 'classic']
turtles = []
for index, shape in enumerate(predefined_shapes):
turtle = Turtle()
turtle.penup()
turtle.sety(gap*index)
turtle.shape(shape)
turtles.append(turtle)
t = Turtle()
t.home()
t.left(150)
t.begin_poly()
for i in range(1, 4):
t.fd(20)
t.right(60)
t.fd(20)
t.left(300)
t.setheading(90)
t.speed(1)
t.fd(20)
t.right(60)
t.fd(20)
t.left(120)
t.fd(20)
t.left(60)
t.fd(20)
