EmptyAbsoluteHeightedBand.java

/***************************************************
*
* cismet GmbH, Saarbruecken, Germany
*
*              ... and it just works.
*
****************************************************/
package de.cismet.tools.gui.jbands;

import de.cismet.tools.gui.jbands.interfaces.Band;
import de.cismet.tools.gui.jbands.interfaces.BandAbsoluteHeightProvider;
import de.cismet.tools.gui.jbands.interfaces.BandMember;

/**
 * DOCUMENT ME!
 *
 * @author   thorsten
 * @version  $Revision$, $Date$
 */
public class EmptyAbsoluteHeightedBand implements Band, BandAbsoluteHeightProvider {

    //~ Instance fields --------------------------------------------------------

    final int height;
    private boolean enabled = true;

    //~ Constructors -----------------------------------------------------------

    /**
     * Creates a new EmptyAbsoluteHeightedBand object.
     */
    public EmptyAbsoluteHeightedBand() {
        this(35);
    }

    /**
     * Creates a new EmptyAbsoluteHeightedBand object.
     *
     * @param  height  DOCUMENT ME!
     */
    public EmptyAbsoluteHeightedBand(final int height) {
        this.height = height;
    }

    //~ Methods ----------------------------------------------------------------

    /**
     * this method should not have any effect on the max value of the JBand, that contains it.
     *
     * @return  DOCUMENT ME!
     */
    @Override
    public double getMax() {
        return 0;
    }

    @Override
    public BandMember getMember(final int i) {
        throw new UnsupportedOperationException("not allowed in EmptyBand");
    }

    /**
     * this method should not have any effect on the min value of the JBand, that contains it.
     *
     * @return  DOCUMENT ME!
     */
    @Override
    public double getMin() {
        return Double.MAX_VALUE;
    }

    @Override
    public int getNumberOfMembers() {
        return 0;
    }

    @Override
    public int getAbsoluteHeight() {
        return height;
    }

    @Override
    public boolean isEnabled() {
        return enabled;
    }

    /**
     * DOCUMENT ME!
     *
     * @param  enabled  DOCUMENT ME!
     */
    public void setEnabled(final boolean enabled) {
        this.enabled = enabled;
    }
}