'''lecture_15_zelle_demo.py
A basic program with a shape in the Zelle Graphics Module
Oliver W. Layton
CS 151: Computational Thinking: Visual Media
Spring 2021
'''
import graphics as gr

# Create the screen
myScreen = gr.GraphWin('This is a Zelle Canvas!', width=700, height=600)

# Create an oval shape
myOval = gr.Oval(gr.Point(100, 100), gr.Point(300, 200))
myOval.draw(myScreen)

# Set the fill color, outline width, and outline color (as RGB color)
myOval.setFill('red')
myOval.setWidth(7)
# myOval.setOutline('blue') # set outline color
# Set outline color using RGB colors
myOval.setOutline(gr.color_rgb(0, 200, 255))

# Draw the oval to the screen

# Pause until we click
myScreen.getMouse()

# After we click, remove the oval from the screen, pausing again to see the blank screen
# myOval.move(30, 50)
myOval.move(-50, -10)

# Close the window after the 2nd click
myScreen.getMouse()
myOval.undraw()
myScreen.getMouse()
myScreen.close()