org.fhcrc.cpl.viewer.mrm.utilities.CenterZoomNumberAxis.java Source code

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Here is the source code for org.fhcrc.cpl.viewer.mrm.utilities.CenterZoomNumberAxis.java

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/*
 * Copyright (c) 2003-2012 Fred Hutchinson Cancer Research Center
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.fhcrc.cpl.viewer.mrm.utilities;

import org.fhcrc.cpl.viewer.gui.MRMDialog;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.event.AxisChangeListener;
import org.jfree.data.Range;

/**
 * Created by IntelliJ IDEA.
 * User: tholzman
 * Date: Mar 21, 2007
 * Time: 12:32:24 PM
 * To change this template use File | Settings | File Templates.
 */
public class CenterZoomNumberAxis extends NumberAxis {
    public CenterZoomNumberAxis() {
        super();
    }

    public CenterZoomNumberAxis(String label) {
        super(label);
    }

    public MRMDialog.domainAxisZoomCoordinator getTheListener() {
        return theListener;
    }

    public void setTheListener(MRMDialog.domainAxisZoomCoordinator theListener) {
        this.theListener = theListener;
    }

    private MRMDialog.domainAxisZoomCoordinator theListener;

    public void addChangeListener(AxisChangeListener listener) {
        super.addChangeListener(listener);
        if (listener.getClass() == MRMDialog.domainAxisZoomCoordinator.class) {
            setTheListener((MRMDialog.domainAxisZoomCoordinator) listener);
        }
    }

    public void zoomRange(double lowerPercent, double upperPercent) {
        double start = this.getRange().getLowerBound() + this.getRange().getLength() * lowerPercent;
        double end = this.getRange().getLowerBound() + this.getRange().getLength() * upperPercent;
        Range adjusted = null;
        if (isInverted()) {
            adjusted = new Range(1 - end, 1 - start);
        } else {
            adjusted = new Range(start, end);
        }
        setRange(adjusted);
        configure();
    }

}