Mercurial > dive4elements > gnv-client
view gnv-artifacts/src/main/java/de/intevation/gnv/raster/IsoAttributeGenerator.java @ 631:f4331a0df032
Chart and histogram output are working without using a cache.
gnv-artifacts/trunk@710 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 25 Feb 2010 08:23:46 +0000 |
parents | f7038820df2e |
children | c4156275c1e1 |
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package de.intevation.gnv.raster; /** * @author Sascha L. Teichmann (sascha.teichmann@intevation.de) */ public class IsoAttributeGenerator implements IsoProducer.AttributeGenerator { protected Palette palette; public IsoAttributeGenerator() { } public IsoAttributeGenerator(Palette palette) { this.palette = palette; } public Object generateAttribute(int neighbor1, int neighbor2) { Palette.Entry e1 = palette.getEntryByIndex(neighbor1); Palette.Entry e2 = palette.getEntryByIndex(neighbor2); if (e1 == null || e2 == null) { return null; } double e1t = e1.getFrom(); double e2f = e2.getTo(); return Double.valueOf(e2f >= e1t ? 0.5d*(e1t+e2f) : 0.5d*(e2.getTo()+e1.getFrom())); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8: