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/** 
*File:  Border3D.java 
* 
*Description:  A utility class useful for creating components with 
*              three dimensional borders. 
**/ 
 
 
import java.awt.*; 
 
public class Border3D { 
     
    /***************************************************************** 
    * Border Types: 
    * 
    * Static variables that allows control of how the the borders is  
    * displayed. 
    * 
    * EXCLUDE_TOP_BORDER:      Use to create components that lack a      
    *						   top border. 
    * 
    * EXCLUDE_BOTTOM_BORDER:   Use to create components that lack a 
    *						   bottom border. 
    * 
    * FULL_BORDER:			   Default type.  Creates a component with 
    *						   a full border. 
    ******************************************************************/ 
     
    static final int EXCLUDE_TOP_BORDER = 1,        
                     EXCLUDE_BOTTOM_BORDER = 2, 
                     FULL_BORDER = 3; 
     
    //used to store border types              
    private int type; 
     
    //used to store the component  
    private Component comp; 
          	 
 
public Border3D( Component comp ) { this( comp, FULL_BORDER ); } 
 
public Border3D( Component comp, int type ) 
{ 
   this.comp = comp; 
   this.type = type;	 
} 
 
/* 
* Method:      draw3DBorder 
*  
* Description: Draws a 3D border around components perimeter.   
* 
*/ 
 
public void draw3DBorder( Graphics g )  
{ 
   draw3DBorder( g, comp.size() );	 
} 
 
public void draw3DBorder( Graphics g, Dimension area ) { 
   draw3DBorder( g, 0, 0, area.width, area.height ); 
} 
 
public void draw3DBorder( Graphics g, int x, int y, int width, int height ) { 
 
   //Draws top part of border		                              
   if ( type == EXCLUDE_BOTTOM_BORDER || type == FULL_BORDER )  
   { 
        g.setColor( comp.getBackground().darker() ); 
      	g.drawLine( x, y, width, y ); 
      		  
      	g.setColor( Color.white ); 
      	g.drawLine( x+1, y+1, width-1, y+1 );    		      	           	      
   } 
    
   //Draws bottom portion of border      
   if ( type == EXCLUDE_TOP_BORDER || type == FULL_BORDER )  
   {            	 
      	g.setColor( comp.getBackground().brighter() );     	          	 
      	g.drawLine( x, height, width, height);     	      	    	 
      	g.setColor( comp.getBackground().darker() );          	    	 
      	g.drawLine( x+1, height-1, width-1, height -1); 
   } 
    
   //draws the sides of the border    
   g.setColor( comp.getBackground().brighter() ); 
   g.drawLine( x+1, y+1, x+1, height - 1 ); 
   g.drawLine( width, y, width, height ); 
       
   g.setColor( comp.getBackground().darker() ); 
   g.drawLine( x, y, x, height );  
   g.drawLine( width-1, y+1, width-1, height - 1); 
         
} 
	 
}