LabeledBar.java

import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.Rectangle;
import java.awt.geom.Line2D;
/** LabeledBar is a rectangle with an interior label.
 * @author John Dalbey
 * @version 2014.6.13
 */
public class LabeledBar
{
    private int xLeft;
    private int yTop;
    private int width;
    private int height;
    private String label;
    private Color color;
    /** Construct this object from the specified dimensions.
     * @param x x coordinate of the upper-left corner of this bar.
     * @param y y coordinate of the upper-left corner of this bar.
     * @param aWidth width of the bar in pixels.
     * @param label the text to be displayed inside the bar.
     * @param color desired color of the lines of the bar.
     */
    public LabeledBar(int x, int y, int aWidth, String label, Color color)
    {
        xLeft = x;
        yTop = y;
        width = aWidth;
        height = 20;
        this.label = label;
        this.color = color;
    }

    /** Draw this bar on the supplied graphics context.
     * @param g2 the context on which to draw this bar.
     */
    public void draw(Graphics2D g2)
    {
        Rectangle leftRectangle = new Rectangle(
            xLeft, yTop,
            width, height);

        g2.setColor(color);
        g2.draw(leftRectangle);
        g2.drawString(label, xLeft+height/4, yTop+height*3/4);
    }
}