edu.hws.jcm.draw

Class DrawBorder

java.lang.Object

edu.hws.jcm.draw.Drawable

edu.hws.jcm.draw.DrawBorder

All Implemented Interfaces:

Serializable

public class DrawBorder
extends Drawable

A DrawBorder object is just a simple border around the edges of its CoordinateRect, with a specified width, in pixels, and a specified color.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected Color	color A non-null Color, giving the color of the bortder.
protected int	width A non-negative integer giving the width of the border in pixels.

Fields inherited from class edu.hws.jcm.draw.Drawable

canvas, coords

Constructor Summary

Constructors

Constructor and Description
DrawBorder() Create a black border that is one pixel thick.
DrawBorder(Color color, int width) Create a border with the spcified color and width.

Method Summary

Modifier and Type	Method and Description
void	draw(Graphics g, boolean changed) Draw the border in the given graphics context.
Color	getColor() Get the color of the border.
int	getWidth() Get the width of the border, in pixels.
void	setColor(Color c) Set the color of the border to the specified color.
void	setWidth(int w) Set the width of the border to be w pixels.

Methods inherited from class edu.hws.jcm.draw.Drawable

getVisible, needsRedraw, setOwnerData, setVisible

Methods inherited from class java.lang.Object

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

Field Detail

color

protected Color color

A non-null Color, giving the color of the bortder.

width

protected int width

A non-negative integer giving the width of the border in pixels.

Constructor Detail

DrawBorder

public DrawBorder()

Create a black border that is one pixel thick.

DrawBorder

public DrawBorder(Color color,
                  int width)

Create a border with the spcified color and width. If the color is null, black is used. If the width is less than zero, a width of 1 is used. A border of width zero is invisible.

Method Detail

getColor

public Color getColor()

Get the color of the border.

setColor

public void setColor(Color c)

Set the color of the border to the specified color. If the color is null, nothing is done.

getWidth

public int getWidth()

Get the width of the border, in pixels.

setWidth

public void setWidth(int w)

Set the width of the border to be w pixels. If w is negative, this is ignored. A border of witdth 0 is invisible.

Parameters:

w - the desired width for the border.

draw

public void draw(Graphics g,
                 boolean changed)

Draw the border in the given graphics context. This is not ordinarily called directly.

Specified by:

draw in class Drawable

Parameters:

g - The graphics context in which the Drawble is to be drawn. (The drawing can change the color in g, but should not permanently change font, painting mode, etc. Thus, every drawable is responsible for setting the color it wants to use.)

changed - Indicates whether the CoordinateRect has changed.