Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/CrossSectionWaterLineFacet.java @ 4241:49cb65d5932d
Improved the historical discharge calculation.
The calculation now creates new HistoricalWQKms (new subclass of WQKms). Those WQKms are used
to create new facets from (new) type 'HistoricalDischargeCurveFacet'. The chart generator is
improved to support those facets.
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 24 Oct 2012 14:34:35 +0200 |
parents | 31168ac9c7e7 |
children | 6153c50f78cf |
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package de.intevation.flys.artifacts.model; import org.apache.log4j.Logger; import java.util.List; import de.intevation.artifacts.Artifact; import de.intevation.artifacts.CallContext; import de.intevation.artifacts.DataProvider; import de.intevation.artifactdatabase.state.Facet; import de.intevation.flys.artifacts.WaterLineArtifact; import de.intevation.flys.model.FastCrossSectionLine; import de.intevation.flys.artifacts.geom.Lines; /** * Facet for Waterlines in Cross Sections. */ public class CrossSectionWaterLineFacet extends BlackboardDataFacet implements FacetTypes { /** Private logger to use. */ private static Logger logger = Logger.getLogger(CrossSectionWaterLineFacet.class); /** Trivial constructor, set (maybe localized) description. */ public CrossSectionWaterLineFacet(int idx, String description) { super(idx, CROSS_SECTION_WATER_LINE, description); } /** * Trivial constructor, set (maybe localized) description. * @param idx Index of this facet. * @param name 'type' of this facet. * @param description (maybe) localized user-visible description. */ public CrossSectionWaterLineFacet(int idx, String name, String description) { super(idx, name, description); } /** * Gets waterline (crossed with cross section) of waterlevel. */ public Object getData(Artifact artifact, CallContext context) { logger.debug("Get data for cross section water line"); List<DataProvider> providers = context. getDataProvider(CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA); if (providers.size() < 1) { logger.warn("Could not find Cross-Section data provider."); return new Lines.LineData(new double[][] {}, 0d, 0d); } Object crossSection = providers.get(0) .provideData(CrossSectionFacet.BLACKBOARD_CS_MASTER_DATA, null, context); Object nextKm = providers.get(0). provideData(CrossSectionFacet.BLACKBOARD_CS_NEXT_KM, null, context); Object prevKm = providers.get(0). provideData(CrossSectionFacet.BLACKBOARD_CS_PREV_KM, null, context); if (prevKm == null) prevKm = new Double(-1d); if (nextKm == null) nextKm = new Double(-1d); WaterLineArtifact lineArtifact = (WaterLineArtifact) artifact; if (crossSection != null) { return lineArtifact.getWaterLines(this.getIndex(), (FastCrossSectionLine) crossSection, (Double) nextKm, (Double) prevKm); } else { return new Lines.LineData(new double[][] {}, 0d,0d); } } /** Do a deep copy. */ @Override public Facet deepCopy() { CrossSectionWaterLineFacet copy = new CrossSectionWaterLineFacet( this.getIndex(), this.description); copy.set(this); return copy; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :