teichmann@5863: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@5863:  * Software engineering by Intevation GmbH
teichmann@5863:  *
teichmann@5994:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@5863:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@5994:  * documentation coming with Dive4Elements River for details.
teichmann@5863:  */
teichmann@5863: 
teichmann@5831: package org.dive4elements.river.exports;
christian@3242: 
christian@3242: import org.jfree.chart.axis.ValueAxis;
christian@3242: 
sascha@3257: import org.jfree.data.Range;
christian@3242: 
sascha@3257: /** Two Ranges that span a rectangular area. */
sascha@3257: public class ChartArea {
sascha@3257:     protected Range xRange;
sascha@3257:     protected Range yRange;
christian@3242: 
sascha@3257:     public ChartArea(Range rangeX, Range rangeY) {
sascha@3257:         this.xRange = rangeX;
sascha@3257:         this.yRange = rangeY;
sascha@3257:     }
christian@3242: 
sascha@3257:     public ChartArea(ValueAxis axisX, ValueAxis axisY) {
sascha@3257:         this.xRange = axisX.getRange();
sascha@3257:         this.yRange = axisY.getRange();
sascha@3257:     }
christian@3242: 
sascha@3257:     public double ofLeft(double percent) {
sascha@3257:         return xRange.getLowerBound()
sascha@3257:             + xRange.getLength() * percent;
christian@3242:     }
sascha@3257: 
sascha@3257:     public double ofRight(double percent) {
sascha@3257:         return xRange.getUpperBound()
sascha@3257:             - xRange.getLength() * percent;
sascha@3257:     }
sascha@3257: 
sascha@3257:     public double ofGround(double percent) {
sascha@3257:         return yRange.getLowerBound()
sascha@3257:             + yRange.getLength() * percent;
sascha@3257:     }
sascha@3257: 
sascha@3257:     public double atTop() {
sascha@3257:         return yRange.getUpperBound();
sascha@3257:     }
sascha@3257: 
sascha@3257:     public double atGround() {
sascha@3257:         return yRange.getLowerBound();
sascha@3257:     }
sascha@3257: 
sascha@3257:     public double atRight() {
sascha@3257:         return xRange.getUpperBound();
sascha@3257:     }
sascha@3257: 
sascha@3257:     public double atLeft() {
sascha@3257:         return xRange.getLowerBound();
sascha@3257:     }
sascha@3257: 
sascha@3257:     public double above(double percent, double base) {
sascha@3257:         return base + yRange.getLength() * percent;
sascha@3257:     }
sascha@3257: }
sascha@3259: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :