Triangle

Class Triangle

java.lang.Object
  Triangle

A triangle that can be manipulated and that draws itself on a canvas.

Constructor Summary
`Triangle()` Create a new triangle at default position with default color.
`Triangle(int originalX, int originalY)` Create a new triangle at specified position originalX, originalY

Method Summary
`void`	`changeColor(java.lang.String newColor)` Change the color.
`void`	`changeSize(int newHeight, int newWidth)` Change the size to the new size (in pixels).
`void`	`makeInvisible()` Make this triangle invisible.
`void`	`makeVisible()` Make this triangle visible.
`void`	`moveDown()` Move the triangle a few pixels down.
`void`	`moveHorizontal(int distance)` Move the triangle horizontally by 'distance' pixels.
`void`	`moveLeft()` Move the triangle a few pixels to the left.
`void`	`moveRight()` Move the triangle a few pixels to the right.
`void`	`moveUp()` Move the triangle a few pixels up.
`void`	`moveVertical(int distance)` Move the triangle vertically by 'distance' pixels.
`void`	`slowMoveHorizontal(int distance)` Slowly move the triangle horizontally by 'distance' pixels.
`void`	`slowMoveVertical(int distance)` Slowly move the triangle vertically by 'distance' pixels.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

public Triangle()

Create a new triangle at default position with default color.

public Triangle(int originalX,
                int originalY)

Create a new triangle at specified position originalX, originalY

Method Detail

public void changeColor(java.lang.String newColor)

Change the color. Valid colors are "red", "yellow", "blue", "green", "magenta" and "black".

public void changeSize(int newHeight,
                       int newWidth)

Change the size to the new size (in pixels). Size must be >= 0.

public void makeInvisible()

Make this triangle invisible. If it was already invisible, do nothing.

public void makeVisible()

Make this triangle visible. If it was already visible, do nothing.

public void moveDown()

Move the triangle a few pixels down.

public void moveHorizontal(int distance)

Move the triangle horizontally by 'distance' pixels.

public void moveLeft()

Move the triangle a few pixels to the left.

public void moveRight()

Move the triangle a few pixels to the right.

public void moveUp()

Move the triangle a few pixels up.

public void moveVertical(int distance)

Move the triangle vertically by 'distance' pixels.

public void slowMoveHorizontal(int distance)

Slowly move the triangle horizontally by 'distance' pixels.

public void slowMoveVertical(int distance)

Slowly move the triangle vertically by 'distance' pixels.