ingo@298: package de.intevation.gnv.chart;
ingo@298: 
ingo@298: import java.util.Collection;
ingo@298: import java.util.Locale;
ingo@298: 
ingo@298: import com.vividsolutions.jts.geom.Point;
ingo@298: import com.vividsolutions.jts.io.WKTReader;
ingo@298: import com.vividsolutions.jts.io.ParseException;
ingo@298: 
ingo@298: import org.apache.log4j.Logger;
ingo@298: 
ingo@298: import org.jfree.chart.ChartTheme;
ingo@298: import org.jfree.chart.plot.PlotOrientation;
ingo@298: import org.jfree.data.general.Series;
ingo@298: import org.jfree.data.xy.XYSeries;
ingo@298: 
ingo@298: import de.intevation.gnv.geobackend.base.Result;
ingo@298: import de.intevation.gnv.utils.DistanceCalculator;
ingo@298: 
ingo@298: 
ingo@298: /**
ingo@298:  * @author Ingo Weinzierl <ingo.weinzierl@intevation.de>
ingo@298:  */
ingo@298: public class HorizontalProfileChart
ingo@298: extends      VerticalProfileChart
ingo@298: {
ingo@298:     private static Logger log = Logger.getLogger(HorizontalProfileChart.class);
ingo@298: 
ingo@298:     private static WKTReader wktReader = new WKTReader();
ingo@298:     private        Point     lastPoint;
ingo@298:     private        double    distance;
ingo@298: 
ingo@298: 
ingo@298:     public HorizontalProfileChart(
ingo@298:         ChartLabels labels,
ingo@298:         ChartTheme  theme,
ingo@298:         Collection  parameters,
ingo@298:         Collection  measurements,
ingo@298:         Collection  result,
ingo@298:         Collection  dates,
ingo@298:         Locale      locale
ingo@298:     ) {
ingo@298:         super(labels, theme, parameters, measurements, result, dates, locale);
ingo@298:         this.PLOT_ORIENTATION = PlotOrientation.VERTICAL;
ingo@298:         this.distance         = 0;
ingo@298:     }
ingo@298: 
ingo@298: 
ingo@298:     protected void addValue(Result row, Series series) {
ingo@298:         // TODO look for gaps between two values
ingo@298:         try {
ingo@298:             Point point = (Point) wktReader.read(row.getString("SHAPE"));
ingo@298:             if (lastPoint != null)
ingo@298:                 distance = distance + DistanceCalculator.calculateDistance(
ingo@298:                     lastPoint, point
ingo@298:                 );
ingo@298:             lastPoint = point;
ingo@298: 
ingo@298:             ((XYSeries) series).add(
ingo@298:                 distance,
ingo@298:                 row.getDouble("YORDINATE")
ingo@298:             );
ingo@298:         }
ingo@298:         catch(ParseException pe) {
ingo@298:             log.warn("No data found while parsing.");
ingo@298:         }
ingo@298:     }
ingo@298: 
ingo@298: 
ingo@298:     protected void addSeries(Series series, int idx) {
ingo@298:         super.addSeries(series, idx);
ingo@298: 
ingo@298:         // reset values used by current series for next series
ingo@298:         lastPoint = null;
ingo@298:         distance  = 0;
ingo@298:     }
ingo@298: 
ingo@298: 
ingo@298:     protected String createSeriesName(
ingo@298:         String breakPoint1,
ingo@298:         String breakPoint2,
ingo@298:         String breakPoint3
ingo@298:     ) {
ingo@298:         log.debug("create seriesname of horizontalprofile chart");
ingo@298:         return super.createSeriesName(
ingo@298:             breakPoint1,
ingo@298:             breakPoint2,
ingo@298:             breakPoint3) +
ingo@298:             " " +
ingo@298:             findValueTitle(dates, breakPoint3);
ingo@298:     }
ingo@298: }
ingo@298: // vim:set ts=4 sw=4 si et sta sts=4 fenc=latin1 :