cs1.android

Class Square

java.lang.Object

cs1.android.Shape

cs1.android.Square

public class Square
extends Shape

Representation of a square drawn on the canvas.

Field Summary

Fields inherited from class cs1.android.Shape

DEFAULT_COLOR

Constructor Summary

Constructors

Constructor and Description
Square(double x, double y, double s) Creates a square centered at the given coordinates with the given side length and default color.
Square(Point cen, double s) Creates a square centered at the given point with the given side length and default color.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	contains(Point point) Determines if this square contains the given point.
void	draw(android.graphics.Canvas canvas) Draws this square on the given canvas.
Point	getCenter() Returns the center of this rectangle.
int	getColor() Returns the color of this square.
double	getSide() Returns the length of the side of this square.
void	move(double dx, double dy) Moves this square by the given displacement.
void	setColor(int color) Changes the color of this square.

Methods inherited from class cs1.android.Shape

distance_squared, distance, draw, erase, getLabel, setColor, setLabel

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Square

public Square(double x,
      double y,
      double s)

Creates a square centered at the given coordinates with the given side length and default color.

Parameters:

x - the x-coordinate of the rectangle center

y - the y-coordinate of the rectangle center

s - the side the rectangle

Square

public Square(Point cen,
      double s)

Creates a square centered at the given point with the given side length and default color.

Parameters:

cen - the center of the square

s - the side the square

Method Detail

contains

public boolean contains(Point point)

Determines if this square contains the given point.

Specified by:

contains in class Shape

Parameters:

point - the point to check for containment

Returns:

true if this square contains the given point

draw

public void draw(android.graphics.Canvas canvas)

Draws this square on the given canvas. Should not be used directly.

Specified by:

draw in class Shape

Parameters:

canvas - the canvas in which to draw this square

getCenter

public Point getCenter()

Returns the center of this rectangle.

Specified by:

getCenter in class Shape

Returns:

the center of this rectangle

getColor

public int getColor()

Returns the color of this square.

Overrides:

getColor in class Shape

Returns:

the color of this square

getSide

public double getSide()

Returns the length of the side of this square.

Returns:

the height of this square

move

public void move(double dx,
        double dy)

Moves this square by the given displacement.

Specified by:

move in class Shape

Parameters:

dx - the displacement in x

dy - the displacement in y

setColor

public void setColor(int color)

Changes the color of this square.

Overrides:

setColor in class Shape

Parameters:

color - the value of the new color