Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/jfree/DoubleBounds.java @ 5462:f2371f3aaf03
Show top level folder icons only if node has no factory
If you have an empty folder the folder icon is still shown.
This makes it possible to add functional "Top Level" entries
in the Datacage
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Tue, 26 Mar 2013 18:29:13 +0100 |
parents | 2f6d4f92d628 |
children | e1ba8273df07 |
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package de.intevation.flys.jfree; import org.jfree.chart.axis.ValueAxis; import org.jfree.data.Range; /** * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class DoubleBounds implements Bounds { protected double lower; protected double upper; /** * Default constructor. <b>A DoubleBounds has always set lower < * upper!</b> */ public DoubleBounds(double lower, double upper) { this.lower = Math.min(lower, upper); this.upper = Math.max(lower, upper); } @Override public Number getLower() { return Double.valueOf(lower); } @Override public Number getUpper() { return Double.valueOf(upper); } @Override public void applyBounds(ValueAxis axis) { axis.setRange(new Range(lower, upper)); } /** * Set extended range to ValueAxis. * @param percent how many percent to extend (in each direction, * thus 10 percent on [0,100] -> [-10,110]. */ @Override public void applyBounds(ValueAxis axis, int percent) { double space = (upper - lower) / 100 * percent; axis.setRange(new Range(lower-space, upper+space)); } @Override public Bounds combine(Bounds bounds) { if (bounds == null) { return this; } DoubleBounds other = (DoubleBounds) bounds; double otherLower = other.getLower().doubleValue(); double otherUpper = other.getUpper().doubleValue(); return new DoubleBounds( otherLower < lower ? otherLower : lower, otherUpper > upper ? otherUpper : upper); } @Override public String toString() { return "DoubleBounds=[" + lower + " ; " + upper + "]"; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :