PartialLineBorder.java

package org.chartsy.chatsy.chat.component.borders;

import javax.swing.border.AbstractBorder;

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Component;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Insets;

public class PartialLineBorder extends AbstractBorder
{
	
    private Color color;
    private int thickness;
    boolean top, left, bottom, right;

    public PartialLineBorder(Color color, int thickness)
	{
        top = true;
        left = true;
        bottom = true;
        right = true;
        this.color = color;
        this.thickness = thickness;
    }

    public boolean isBorderOpaque()
	{
        return true;
    }

    public Insets getBorderInsets(Component component)
	{
        return new Insets(2, 2, 2, 2);
    }

    public int getThickness()
	{
        return thickness;
    }

    public void paintBorder(Component component, Graphics g,
		int x, int y,
		int width, int height)
	{
        Graphics2D g2 = (Graphics2D)g;
        g2.setStroke(new BasicStroke(1.0f));
        g2.setColor(color);

        if (top) g2.drawLine(x, y, x + width, y);
        if (left) g2.drawLine(x, y, x, y + height);
        if (bottom) g2.drawLine(x, y + height, x + width, y + height);
        if (right) g2.drawLine(x + width, y, x + width, y + height);
    }
	
}