home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Visual Cafe 3
/
Visual Cafe 3.ISO
/
Vcafe
/
JFC.bin
/
LineBorder.java
< prev
next >
Wrap
Text File
|
1998-06-30
|
5KB
|
153 lines
/*
* @(#)LineBorder.java 1.11 98/02/02
*
* Copyright (c) 1997 Sun Microsystems, Inc. All Rights Reserved.
*
* This software is the confidential and proprietary information of Sun
* Microsystems, Inc. ("Confidential Information"). You shall not
* disclose such Confidential Information and shall use it only in
* accordance with the terms of the license agreement you entered into
* with Sun.
*
* SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE
* SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
* IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR ANY DAMAGES
* SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING
* THIS SOFTWARE OR ITS DERIVATIVES.
*
*/
package com.sun.java.swing.border;
import java.awt.Graphics;
import java.awt.Insets;
import java.awt.Rectangle;
import java.awt.Color;
import java.awt.Component;
/**
* A class which implements a line border of arbitrary thickness
* and of a single color.
* <p>
* Warning: serialized objects of this class will not be compatible with
* future swing releases. The current serialization support is appropriate
* for short term storage or RMI between Swing1.0 applications. It will
* not be possible to load serialized Swing1.0 objects with future releases
* of Swing. The JDK1.2 release of Swing will be the compatibility
* baseline for the serialized form of Swing objects.
*
* @version 1.11 02/02/98
* @author David Kloba
*/
public class LineBorder extends AbstractBorder
{
private static Border blackLine;
private static Border grayLine;
protected int thickness;
protected Color lineColor;
protected boolean roundedCorners;
/** Convenience method for getting the Color.black LineBorder of thickness 1.
*/
public static Border createBlackLineBorder() {
if (blackLine == null) {
blackLine = new LineBorder(Color.black, 1);
}
return blackLine;
}
/** Convenience method for getting the Color.gray LineBorder of thickness 1.
*/
public static Border createGrayLineBorder() {
if (grayLine == null) {
grayLine = new LineBorder(Color.gray, 1);
}
return grayLine;
}
/**
* Creates a line border with the specified color and a
* thickness = 1.
* @param color the color for the border
*/
public LineBorder(Color color) {
this(color, 1, false);
}
/**
* Creates a line border with the specified color and thickness.
* @param color the color of the border
* @param thickness the thickness of the border
*/
public LineBorder(Color color, int thickness) {
this(color, thickness, false);
}
/**
* Creates a line border with the specified color, thickness,
* and corner shape.
* @param color the color of the border
* @param thickness the thickness of the border
* @param roundedCorners whether or not border corners should be round
*/
LineBorder(Color color, int thickness, boolean roundedCorners) {
lineColor = color;
this.thickness = thickness;
this.roundedCorners = roundedCorners;
}
/**
* Paints the border for the specified component with the
* specified position and size.
* @param c the component for which this border is being painted
* @param g the paint graphics
* @param x the x position of the painted border
* @param y the y position of the painted border
* @param width the width of the painted border
* @param height the height of the painted border
*/
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
Color oldColor = g.getColor();
int i;
/// PENDING(klobad) How/should do we support Roundtangles?
g.setColor(lineColor);
for(i = 0; i < thickness; i++) {
if(!roundedCorners)
g.drawRect(x+i, y+i, width-i-i-1, height-i-i-1);
else
g.drawRoundRect(x+i, y+i, width-i-i-1, height-i-i-1, thickness, thickness);
}
g.setColor(oldColor);
}
/**
* Returns the insets of the border.
* @param c the component for which this border insets value applies
*/
public Insets getBorderInsets(Component c) {
return new Insets(thickness, thickness, thickness, thickness);
}
/**
* Returns the color of the border.
*/
public Color getLineColor() {
return lineColor;
}
/**
* Returns the thickness of the border.
*/
public int getThickness() {
return thickness;
}
/**
* Returns whether or not the border is opaque.
*/
public boolean isBorderOpaque() { return true; }
}