56 lines
1.1 KiB
Python
56 lines
1.1 KiB
Python
|
# Runestone.Academy thinkcspy course
|
||
|
|
# Chapter 6
|
||
|
|
# Problem 18
|
||
|
|
|
||
|
|
import turtle
|
||
|
|
|
||
|
|
def writeData(tt, height):
|
||
|
|
tt.up()
|
||
|
|
tt.left(90)
|
||
|
|
tt.forward(height+10)
|
||
|
|
tt.right(90)
|
||
|
|
tt.forward(10)
|
||
|
|
tt.write(str(height))
|
||
|
|
tt.forward(30)
|
||
|
|
tt.right(90)
|
||
|
|
tt.forward(height+10)
|
||
|
|
tt.left(90)
|
||
|
|
|
||
|
|
|
||
|
|
def drawBar(t, height):
|
||
|
|
""" Get turtle t to draw one bar, of height. """
|
||
|
|
t.begin_fill() # start filling this shape
|
||
|
|
t.left(90)
|
||
|
|
t.forward(height)
|
||
|
|
t.right(90)
|
||
|
|
t.forward(40)
|
||
|
|
t.right(90)
|
||
|
|
t.forward(height)
|
||
|
|
t.left(90)
|
||
|
|
t.end_fill() # stop filling this shape
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
xs = [48, 117, 200, 240, 160, 260, 220] # here is the data
|
||
|
|
maxheight = max(xs)+10
|
||
|
|
numbars = len(xs)
|
||
|
|
border = 10
|
||
|
|
|
||
|
|
wn = turtle.Screen() # Set up the window and its attributes
|
||
|
|
wn.setworldcoordinates(0-border, 0-border, 40*numbars+border, maxheight+border)
|
||
|
|
wn.bgcolor("lightblue")
|
||
|
|
|
||
|
|
tess = turtle.Turtle() # create tess and set some attributes
|
||
|
|
tess.color("purple")
|
||
|
|
tess.fillcolor("magenta")
|
||
|
|
tess.pensize(3)
|
||
|
|
|
||
|
|
alex = turtle.Turtle()
|
||
|
|
alex.color("magenta")
|
||
|
|
|
||
|
|
|
||
|
|
for a in xs:
|
||
|
|
drawBar(tess, a)
|
||
|
|
writeData(alex, a)
|
||
|
|
|
||
|
|
wn.exitonclick()
|