Computer Science 120
Introduction to Programming

Spring 2011, Siena College

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Class examples are linked below. Please report any missing examples.

January 20

• TouchyWindow - basic event handlers and Text object
• ColorEvents - more graphics primitives, more event handlers, setting colors.
• SunAndMoon - moving objects in response to events
• MouseDroppings - accessing the mouse location
• Spirograph - remembering a mouse location in an instance variable

January 25

• Scribble - update the saved location on each drag event
• RubberBand - changing the endpoint of a line
• ClickCounter - using an int variable, changing the contents of a Text object, constructing a string from an int
• Rectangles - basic conditional, the null object
• NudgeBall - testing for containment of a point in a graphics object
• ColorfulSpirograph - RandomIntGenerator to select among a limited set of colors

January 27

• MoreColorfulSpirograph - generating a custom color (randomly)
• CrazyColorfulSpirograph - even more random colors
• UglyDragABall - dragging an object, but not very nicely
• DragABall - dragging an object much more nicely
• Basketball - more interesting dragging application

February 3

• Basketball2 - dynamic canvas size, font sizes, centering objects
• ColorfulSunset - doing math on color
• FourVoting - more complicated conditionals

February 8

• NiceBasketball - a fancy-looking basketball (that just sits there)
• Arcs - examples of FramedArc and FilledArc objects

February 10

• FancyBasketball - a class defining a fancy basketball used by another class

February 15

• DrawBBalls - lots of instances of the basketball
• Drag2Shirts - two instances of a custom object

February 17

• RailroadClick - click to cause repetition
• Railroad - a while loop for repetition

February 22

• FallingBalls - a simple ActiveObject of falling objects

February 24

• VanishingScribble - a scribble program enhanced with some active objects
• PatheticPong - first attempt at a pong game, this one with a paddle that does not interact with the ball
• LessPatheticPong - the ball can now be struck by the paddle

March 1

• Pong - the ball can now bounce off the walls
• TiltPong - communicating with the active object in pong
• FallingSnow - multiple active objects
• Snowman - importing and using graphical images

March 8

• FallingSnow - multiple active objects

March 22

• Knitting - a nested loop structure
• FlagMaker - more nested loops, private methods

March 24

• PerspectiveRR - loop practice from lecture assignment
• FallingSnowFor - a for loop in the falling snow example
• Drag4Shirts - array motivation
• Drag10Shirts - array example

March 29

• Drag10ShirtsNicer - array with initializer
• Drag20Shirts - reuse colors using modulo arithmetic
• DrawRoads - draw segments of roads, using a loop to draw center lines
• DragRoads - drag a segment of road, uses array to store road segment components
• DragAllRoads - drag any segment of road, also uses array to store all road segments
• DragStudents - drag around pictures of students, using a random non-overlapping placement

March 31

• DragAllRoadsArrayList - replace array with ArrayList

April 5

• TicTacToe - 2D array example

April 7

• Breakout - a breakout game using 2D arrays and lots of other fun things

April 12

• BetterBreakout - an improved breakout game, with a turn counter, as developed in class

April 14

• Hangman - a text-based hangman game, demonstrating some String methods, reading a file, reading from the keyboard

April 28

• ATM1 - demonstrating the dangers of concurrency
• ATM2 - demonstrating the dangers of concurrency
• ATM3 - demonstrating how to avoid the dangers of concurrency