Chapter 10, Problem 16PE

Program Plan Intro

Adding “Target” class to Cannonball animation

Program Plan:

Tracker.py:

• Import the required packages.
• Definition of class “Tracker”.
  • Condition to show the ball in the window.
  • Create an object to report the current position.
  • Condition to track the X and Y position.
  • Calling the Point using the position.
  • Determining the size.
  • Call the method Circle.
• Definition of method “initializeTracker ()”.
  • Get the size of the ball.
  • Setting the color of the ball.
  • Draw the window.
• Definition of method “move”.
  • Tracking the current position.
  • Call the method Point by passing the parameter.
  • Call the method “initializeTracker()”.
• Definition of “getPosition()”.
  • Return the center value

Main.py:

• Import the require packages.
• Definition of method “main()”.
  • Create an interface.
  • Call the method “Tracker()”.
  • Create the button “X”.
  • Activate the button.
  • Call the “Point()” by passing the arguments
  • Check the condition whether the “target” is clicked.
    • Call the update method.
    • Get the “x” and “y” position.
    • Move the ball.
    • Print the current position.
    • Check whether “dy” is less than 0.
      • Print the angle, velocity, initial height.
• Call the main method.