1. animate.py
2. circleShiftAnim.py
3. circleShift.py
4. module_example.py
5. pick4.py
6. random_test.py

# Simple demonstration of animation.
# by Sara Sprenkle

from graphics import *
from time import sleep

STEPS = 100

w = GraphWin("Simple Animation", 400, 400)
w.setBackground("orange")

current = Point(60,60)
circ = Circle(current, 50)
circ.setFill("blue")
circ.draw(w)

end = w.getWidth()
dx = (end - current.getX())/STEPS

for step in range(STEPS):
    circ.move(dx, 0)
    sleep(.1)

w.getMouse()
w.close()

# Move a circle to the position clicked by the user 5 times
# by CSCI 111

from graphics import *
from time import sleep

CIRCLE_RADIUS = 50
STEPS = 20

win = GraphWin("Circle Shift", 500, 500)

# create the initial circle in the center of the window and draw it
midPoint = Point(win.getWidth()/2, win.getHeight()/2)
circle = Circle(midPoint, CIRCLE_RADIUS)
circle.draw(win)
anchorPoint = Point(win.getWidth()/2, 10)

# Give instructions to the user
instruction = Text(anchorPoint, "Click where you want your circle to go.")
instruction.draw(win)

# repeat the whole process 5 times    
for i in range(5):
    newCenter = win.getMouse()
    
    # how far the circle needs to travel
    differenceInX = newCenter.getX() - circle.getCenter().getX()
    differenceInY = newCenter.getY() - circle.getCenter().getY()
    
    # break that distance across multiple STEPS
    
    stepDifferenceInX = differenceInX/STEPS
    stepDifferenceInY = differenceInY/STEPS
    
    for step in range(STEPS): 
       sleep(.1)
       circle.move( stepDifferenceInX, stepDifferenceInY )

instruction.setText("Click to close the window")

win.getMouse()
win.close()

# Move a circle to the position clicked by the user 5 times
# by CSCI 111

from graphics import *

CIRCLE_RADIUS = 50

win = GraphWin("Circle Shift", 500, 500)

# create the initial circle in the center of the window and draw it
midPoint = Point(win.getWidth()/2, win.getHeight()/2)
circle = Circle(midPoint, CIRCLE_RADIUS)
circle.draw(win)
anchorPoint = Point(win.getWidth()/2, 10)

# Give instructions to the user
instruction = Text(anchorPoint, "Click where you want your circle to go.")
instruction.draw(win)
    
for i in range(5):
   newCenter = win.getMouse()
   differenceInX = newCenter.getX() - circle.getCenter().getX()
   differenceInY = newCenter.getY() - circle.getCenter().getY()
   circle.move( differenceInX, differenceInY )

instruction.setText("Click to close the window")

win.getMouse()
win.close()

# Example of importing a module
# by Sara Sprenkle

# Alternative: could use import math
# Would then need to prepend all constants, functions with math.
from math import *

i = 1j

# The equation e^(i pi) + 1 = 0

# with import math statement
# shouldbezero =  math.e ** (i * math.pi) + 1

shouldbezero =  e ** (i * pi) + 1

print("e^(i pi) + 1 equals", shouldbezero)

# practice using functions from modules
print("100^(1/2) =", sqrt(100))

# Display the numbers that are selected by the magic 
# ping-pong ball machine for Pick4 VA Lottery, all on one line

from random import *

print("This program generate the winning VA Pick 4 number.")

for i in range(4):
    rand=randint(0,9)
    print(rand, end="")

print("")

# Demonstrating random module
# by Sara Sprenkle

import random

NUM_RANDOM = 10
print("This program generates", NUM_RANDOM, "random numbers.")

# Demonstrates that it's a pseudo-random number generator
# If using the same seed, the program generates the same list of
# "random" numbers.

# The following function call sets the seed.
#random.seed(1)

for x in range(NUM_RANDOM):
    print(random.random())
    #print(random.randint( 0, 10))