tim@82: /**
tim@82:  * Title:           ChartFactory, $Header: /share/gdi/SDI-Suite/Repository/projekte/BSH-GDI/genericViewer/src/main/java/de/conterra/bsh/gdi/gnviewer/output/chart/ChartFactory.java,v 1.8 2007/12/21 12:31:15 blume Exp $
tim@82:  * Source:          $Source: /share/gdi/SDI-Suite/Repository/projekte/BSH-GDI/genericViewer/src/main/java/de/conterra/bsh/gdi/gnviewer/output/chart/ChartFactory.java,v $
tim@82:  * created by:      Stefan Blume (blume)
tim@82:  * erstellt am:     06.12.2007
tim@82:  * Copyright:       con terra GmbH, 2005
tim@82:  *
tim@82:  * modified by:     $Author: blume $
tim@82:  * modified on:     $Date: 2007/12/21 12:31:15 $
tim@82:  * Version:         $Revision: 1.8 $
tim@82:  * TAG:             $Name:  $
tim@82:  * locked from:     $Locker:  $
tim@82:  * CVS State:       $State: Exp $
tim@82:  * Project:         $ProjectName$
tim@82:  */
tim@82: package de.intevation.gnv.chart;
tim@82: 
tim@82: import java.awt.Color;
tim@82: import java.awt.Font;
tim@171: import java.awt.Transparency;
tim@82: import java.awt.image.BufferedImage;
tim@82: import java.io.IOException;
tim@82: import java.io.OutputStream;
tim@82: import java.util.Collection;
tim@82: import java.util.Iterator;
tim@82: 
tim@82: import org.apache.log4j.Logger;
tim@82: import org.jfree.chart.JFreeChart;
tim@82: import org.jfree.chart.axis.AxisLocation;
tim@82: import org.jfree.chart.axis.NumberAxis;
tim@82: import org.jfree.chart.axis.NumberTickUnit;
tim@82: import org.jfree.chart.encoders.KeypointPNGEncoderAdapter;
tim@82: import org.jfree.chart.plot.PlotOrientation;
tim@82: import org.jfree.chart.plot.XYPlot;
tim@82: import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
tim@82: import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
tim@82: import org.jfree.data.xy.XYDataset;
tim@82: import org.jfree.data.xy.XYSeries;
tim@82: import org.jfree.data.xy.XYSeriesCollection;
tim@82: import org.jfree.ui.RectangleInsets;
tim@82: 
tim@82: import de.intevation.gnv.chart.exception.TechnicalChartException;
tim@82: import de.intevation.gnv.geobackend.base.Result;
tim@82: import de.intevation.gnv.transition.describedata.KeyValueDescibeData;
tim@82: 
tim@82: /**
tim@82:  * 
tim@86:  * @author Tim Englich <tim.englich@intevation.de>
tim@171:  * 
tim@82:  */
tim@82: public class VerticalProfileChartFactory {
tim@82: 
tim@171:     /**
tim@171:      * Default Logging instance
tim@171:      */
tim@171:     private static Logger sLogger = Logger
tim@171:             .getLogger(VerticalProfileChartFactory.class);
tim@171:     private static boolean sDebug = sLogger.isDebugEnabled();
tim@171:     protected PlotOrientation plotOrientation = PlotOrientation.HORIZONTAL;
tim@82: 
tim@171:     public synchronized void createProfileChart(
tim@171:                                                 ChartLabels pLabels,
tim@171:                                                 ChartStyle pStyle,
tim@171:                                                 Collection<KeyValueDescibeData> parameters,
tim@171:                                                 Collection<KeyValueDescibeData> measurements,
tim@179:                                                 Collection<KeyValueDescibeData> dates,
tim@171:                                                 OutputStream outputStream,
tim@171:                                                 Collection<Result> resultSet)
tim@171:                                                                              throws IOException,
tim@171:                                                                              TechnicalChartException {
tim@171:         if (sDebug)
tim@171:             sLogger.debug("createSimpleTimeSeriesChart()");
tim@171:         int lLowerLevel = Integer.MIN_VALUE;
tim@171:         int lUpperLevel = Integer.MAX_VALUE;
tim@171:         if (pStyle.isUseUpperDataLevel()
tim@171:             && pStyle.getUpperLevel() < Integer.MAX_VALUE) {
tim@171:             lUpperLevel = pStyle.getUpperLevel();
tim@171:         }
tim@171:         if (pStyle.isUseLowerDataLevel()
tim@171:             && pStyle.getLowerLevel() > Integer.MIN_VALUE) {
tim@171:             lLowerLevel = pStyle.getLowerLevel();
tim@171:         }
tim@171:         if (sDebug)
tim@171:             sLogger.debug("  vor createDataset()");
tim@171:         XYDataset lSet = this.createDataset(resultSet, lUpperLevel,
tim@179:                 lLowerLevel, parameters, measurements, dates);
tim@171:         if (sDebug)
tim@171:             sLogger.debug("  nach createDataset()");
tim@171:         final Color[] color = { Color.black, Color.red, Color.green, Color.blue };
tim@171:         NumberAxis domain = new NumberAxis(pLabels.getDomainAxisLabel());
tim@82:         NumberAxis axis;
tim@82:         StandardXYItemRenderer renderer = new StandardXYItemRenderer();
tim@171:         XYPlot plot = new XYPlot();
tim@171:         // Global settings
tim@82: 
tim@171:         plot.setOrientation(plotOrientation);
tim@171:         plot.setBackgroundPaint(Color.lightGray);
tim@171:         plot.setDomainGridlinePaint(Color.white);
tim@171:         plot.setRangeGridlinePaint(Color.white);
tim@171:         plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
tim@171:         // plot.getRangeAxis().setFixedDimension(10.0);
tim@171:         plot.setDomainAxis(domain);
tim@171:         plot.setDomainAxisLocation(AxisLocation.BOTTOM_OR_LEFT);
tim@171:         if (parameters.size() == 1) {
tim@171:             KeyValueDescibeData parameter = parameters.iterator().next();
tim@171:             axis = new NumberAxis(parameter.getValue());
tim@171:             if (parameter.getValue().contains("richtung")) {
tim@171:                 NumberAxis axis1 = new NumberAxis((parameter
tim@171:                         .getValue()));// ,new Range(0.0,360.0));
tim@171:                 axis1.setTickUnit(new NumberTickUnit(30.0));
tim@171:                 axis1.setUpperBound(360.0);
tim@171:                 axis1.setLowerBound(0.0);
tim@171:                 // axis1.setDisplayRange(0.0,360.0);
tim@171:                 plot.setRangeAxis(axis1);
tim@171:             } else {
tim@171:                 axis.setFixedDimension(10.0);
tim@171:                 axis.setAutoRangeIncludesZero(false);
tim@171:                 plot.setRangeAxis(axis);
tim@171:             }
tim@171:             axis.configure();
tim@171:             plot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT);
tim@171:             plot.setRenderer(renderer);
tim@171:             plot.setDataset(lSet);
tim@171:         } else {
tim@171:             // Individual settings for different parameters
tim@171:             for (int i = 0; i < lSet.getSeriesCount(); i++) {
tim@82: 
tim@171:                 plot.setDataset(i, getDataset((XYSeriesCollection) lSet, i));
tim@171:                 Color mColor = color[i % color.length]; // zyklische Farbvergabe
tim@171:                 mColor = color[0];
tim@171:                 // if ( pParameterId.length==1){
tim@82: 
tim@171:                 if (((String) lSet.getSeriesKey(i)).contains("richtung")) {
tim@171:                     NumberAxis axis1 = new NumberAxis(((String) lSet
tim@171:                             .getSeriesKey(i)));// ,new Range(0.0,360.0));
tim@171:                     axis1.setTickUnit(new NumberTickUnit(30.0));
tim@171:                     // axis1.setDisplayRange(0.0,360.0);
tim@171:                     axis1.setLabelPaint(mColor);
tim@171:                     axis1.setTickLabelPaint(mColor);
tim@171:                     axis1.setUpperBound(360.0);
tim@171:                     axis1.setLowerBound(0.0);
tim@171:                     plot.setRangeAxis(i, axis1);
tim@82: 
tim@171:                 } else {
tim@171:                     axis = new NumberAxis((String) lSet.getSeriesKey(i));
tim@171:                     axis.setFixedDimension(10.0);
tim@171:                     axis.setAutoRangeIncludesZero(false);
tim@171:                     axis.setLabelPaint(mColor);
tim@171:                     axis.setTickLabelPaint(mColor);
tim@171:                     plot.setRangeAxis(i, axis);
tim@171:                     axis.configure();
tim@171:                 }
tim@171:                 if (i % 2 != 0)
tim@171:                     plot.setRangeAxisLocation(i, AxisLocation.BOTTOM_OR_RIGHT);
tim@171:                 else
tim@171:                     plot.setRangeAxisLocation(i, AxisLocation.BOTTOM_OR_LEFT);
tim@171:                 plot.mapDatasetToRangeAxis(i, i);
tim@171:                 // }
tim@171:                 renderer = new StandardXYItemRenderer();
tim@171:                 renderer.setSeriesPaint(i, mColor);
tim@171:                 // renderer.setSeriesStroke(i,stroke[j]);
tim@171:                 plot.setRenderer(i, renderer);
tim@171:             }
tim@171:         }
tim@171:         JFreeChart chart = new JFreeChart(pLabels.getTitle(), new Font(
tim@171:                 "SansSerif", Font.BOLD, 24), plot, true);
tim@171: 
tim@171:         setStyle(chart, pStyle);
tim@171:         configureRenderingOptions(chart);
tim@171:         if (sDebug)
tim@171:             sLogger.debug("  vor encodeChart()");
tim@171: 
tim@171:         encodeChart(chart, pStyle, outputStream);
tim@171:     }
tim@171: 
tim@171:     private static XYDataset getDataset(XYSeriesCollection T, int pIndex) { // throws
tim@171:                                                                             // TechnicalChartException{
tim@171:         // if (T.getSeriesCount() < pIndex) throw TechnicalChartException();
tim@171:         XYSeriesCollection XYSC = new XYSeriesCollection();
tim@171:         XYSC.addSeries(T.getSeries(pIndex));
tim@171:         return XYSC;
tim@171:     }
tim@171: 
tim@171:     private void configureRenderingOptions(JFreeChart pJfreechart) {
tim@171:         org.jfree.chart.renderer.xy.XYItemRenderer xyitemrenderer = ((XYPlot) pJfreechart
tim@171:                 .getPlot()).getRenderer();
tim@171:         if (xyitemrenderer instanceof XYLineAndShapeRenderer) {
tim@171:             XYLineAndShapeRenderer xylineandshaperenderer = (XYLineAndShapeRenderer) xyitemrenderer;
tim@171:             xylineandshaperenderer.setBaseShapesVisible(true);
tim@171:             xylineandshaperenderer.setBaseShapesFilled(true);
tim@171:         }
tim@171:     }
tim@171: 
tim@171:     private void setStyle(JFreeChart pJfreechart, ChartStyle pStyle) {
tim@171:         if (sDebug)
tim@171:             sLogger.debug("setStyle()");
tim@171:         pJfreechart.setBackgroundPaint(pStyle.getCanvasColor());
tim@171:         XYPlot xyplot = (XYPlot) pJfreechart.getPlot();
tim@171:         xyplot.setBackgroundPaint(pStyle.getPlotBackgroundColor());
tim@171:         xyplot.setDomainGridlinePaint(pStyle.getDomainGridlineColor());
tim@171:         xyplot.setRangeGridlinePaint(pStyle.getRangeGridlineColor());
tim@171: 
tim@171:         Insets lOffsets = pStyle.getAxisOffset();
tim@171:         RectangleInsets lRectangleInsets = new RectangleInsets(lOffsets.mUpper,
tim@171:                 lOffsets.mLeft, lOffsets.mLower, lOffsets.mRight);
tim@171:         xyplot.setAxisOffset(lRectangleInsets);
tim@171:         xyplot.setDomainCrosshairVisible(pStyle.isDomainCrosshairVisible());
tim@171:         xyplot.setRangeCrosshairVisible(pStyle.isRangeCrosshairVisible());
tim@171: 
tim@171:     }
tim@171: 
tim@171:     protected XYSeries createXYSeries(String seriesName,
tim@171:                                       Collection<Result> resultSet,
tim@171:                                       int lUpperCut, int lLowerCut, int pStart,
tim@232:                                       int pEnd, double maxGap) throws TechnicalChartException {
tim@171:         if (sDebug)
tim@171:             sLogger.debug("createXYSeries()");
tim@171:         XYSeries series = new XYSeries(seriesName);
tim@171:         try {
tim@171:             double xValue = 0;
tim@171:             double yValue = 0;
tim@171:             int i = 0;
tim@171:             Iterator<Result> resultIterator = resultSet.iterator();
tim@171:             while (resultIterator.hasNext()) {
tim@82:                 Result lRow = resultIterator.next();
tim@171:                 if (i >= pStart && i <= pEnd) {
tim@171:                     xValue = lRow.getDouble("XORDINATE");
tim@171:                     yValue = lRow.getDouble("YORDINATE");
tim@171:                     series.add(xValue, yValue);
tim@171:                     sLogger.debug(seriesName + " Added Value " + xValue + " / "
tim@171:                                   + yValue);
tim@171: 
tim@171:                 } else if (i > pEnd) {
tim@82:                     return series;
tim@82:                 }
tim@82:                 i++;
tim@82:             }
tim@171:         } catch (OutOfMemoryError e) {
tim@171:             sLogger.error(e.getMessage(), e);
tim@171:             return series;
tim@82: 
tim@171:         } catch (Exception e) { // TechnicalChartException
tim@171:             sLogger.error(e.getMessage(), e);
tim@171:         } finally {
tim@171:         }
tim@82: 
tim@171:         return series;
tim@171:     }
tim@82: 
tim@171:     private XYDataset createDataset(Collection<Result> resultSet,
tim@171:                                     int lUpperCut, int lLowerCut,
tim@171:                                     Collection<KeyValueDescibeData> parameters,
tim@179:                                     Collection<KeyValueDescibeData> measurements,
tim@179:                                     Collection<KeyValueDescibeData> dates)
tim@171:                                                                                  throws TechnicalChartException {
tim@82: 
tim@171:         XYSeriesCollection xyDataset = new XYSeriesCollection();
tim@171: 
tim@171:         try {
tim@171:             String break1, break2, break3;
tim@171:             int mStart = 0;
tim@171:             int mEnd = 0;
tim@171: 
tim@171:             Iterator<Result> resultIterator = resultSet.iterator();
tim@232:             Result firstRow = null, lastRow = null;
tim@232:             
tim@232:             double maxGap;
tim@171:             if (resultIterator.hasNext()) {
tim@171:                 // Row row = new Row(sArrayStrLine);
tim@171:                 Result row = resultIterator.next();
tim@232:                 
tim@232:                 firstRow = row;
tim@232:                 lastRow = row;
tim@232:                 
tim@171:                 break1 = row.getString("GROUP1"); // 2
tim@171:                 break2 = row.getString("GROUP2"); // 3
tim@171:                 break3 = row.getString("GROUP3"); // 4
tim@171:                 int i = 1;
tim@171:                 while (resultIterator.hasNext()) {
tim@171:                     row = resultIterator.next();
tim@232:                     
tim@171:                     if (!break1.equals(row.getString("GROUP1"))
tim@171:                         || !break2.equals(row.getString("GROUP2"))
tim@171:                         || !break3.equals(row.getString("GROUP3"))) {
tim@179:                         String seriesName = this.createSeriesName(parameters, measurements, dates, break1, break2, break3);
tim@171:                         sLogger.debug("Neuer Datensatz " + seriesName
tim@171:                                       + "von Datensätzen " + mStart + " / "
tim@171:                                       + mEnd);
tim@232:                         
tim@232:                         maxGap = this.calculateMaxGap(firstRow, lastRow, mEnd-mStart);
tim@232:                         
tim@171:                         xyDataset.addSeries(createXYSeries(seriesName,
tim@232:                                 resultSet, lUpperCut, lLowerCut, mStart, mEnd,maxGap));
tim@232:                         firstRow = row;
tim@171:                         mStart = i;
tim@171: 
tim@171:                         break1 = row.getString("GROUP1");
tim@171:                         break2 = row.getString("GROUP2"); // 3
tim@171:                         break3 = row.getString("GROUP3"); // 4
tim@171: 
tim@171:                     }
tim@232:                     lastRow = row;
tim@171:                     mEnd = i;
tim@171:                     // mEnd ++;
tim@171:                     i = i + 1;
tim@171:                 }
tim@171: 
tim@179:                 String seriesName = this.createSeriesName(parameters, measurements, dates, break1, break2, break3);
tim@171:                 sLogger.debug("Neuer Datensatz " + seriesName
tim@171:                               + "von Datensätzen " + mStart + " / " + mEnd);
tim@232:                 
tim@232:                 maxGap = this.calculateMaxGap(firstRow, lastRow, mEnd-mStart);
tim@171:                 xyDataset.addSeries(createXYSeries(seriesName, resultSet,
tim@232:                         lUpperCut, lLowerCut, mStart, mEnd,maxGap));
tim@193:             }else{
tim@193:                 xyDataset.addSeries(createXYSeries("",
tim@232:                         resultSet, lUpperCut, lLowerCut, mStart, mEnd,9999));
tim@171:             }
tim@171:         } catch (Exception e) {
tim@171:             sLogger.error(e.getMessage(), e);
tim@171:         } finally {
tim@171:         }
tim@171:         return xyDataset;
tim@171:     }
tim@232:     
tim@232:     
tim@232:     protected double calculateMaxGap(Result firstRow, Result lastRow, int numResults){
tim@232:         
tim@232:         double firstValue = firstRow.getDouble("YORDINATE"); 
tim@232:         // TODO Implement me. Hier ist die zentrale Frage wie wir zwischen Netzen und
tim@232:         // anderen Datenquellen unterscheiden.
tim@232:         return 0;
tim@232:     }
tim@171: 
tim@179:     /**
tim@179:      * @param parameters
tim@179:      * @param measurements
tim@179:      * @param break1
tim@179:      * @param break2
tim@179:      * @return
tim@179:      */
tim@179:     protected String createSeriesName(
tim@179:                                     Collection<KeyValueDescibeData> break1Candidates,
tim@179:                                     Collection<KeyValueDescibeData> break2Candidates,
tim@179:                                     Collection<KeyValueDescibeData> break3Candidates,
tim@179:                                     String break1, String break2, String break3) {
tim@179:         String seriesName = findValueTitle(break1Candidates, break1)
tim@179:                             + " "
tim@179:                             + findValueTitle(break2Candidates,
tim@179:                                     break2);
tim@179:         return seriesName.trim();
tim@179:     }
tim@179: 
tim@171:     private void encodeChart(JFreeChart pChart, ChartStyle pStyle,
tim@171:                              OutputStream outputStream) throws IOException {
tim@171:         if (sDebug)
tim@171:             sLogger.debug("encodeChart()");
tim@171:         KeypointPNGEncoderAdapter lEncoder = new KeypointPNGEncoderAdapter();
tim@171:         lEncoder.setEncodingAlpha(true);
tim@171: 
tim@171:         int lWidth = (int) pStyle.getChartSize().getWidth();
tim@171:         int lHeight = (int) pStyle.getChartSize().getHeight();
tim@171: 
tim@171:         BufferedImage lImage = pChart.createBufferedImage(lWidth, lHeight,
tim@171:                 Transparency.BITMASK, null);
tim@171: 
tim@171:         lEncoder.encode(lImage, outputStream);
tim@171: 
tim@171:     }
tim@171: 
tim@179:     protected String findValueTitle(Collection<KeyValueDescibeData> values,
tim@171:                                   String id) {
tim@171:         if (values != null) {
tim@110:             Iterator<KeyValueDescibeData> it = values.iterator();
tim@171:             while (it.hasNext()) {
tim@110:                 KeyValueDescibeData data = it.next();
tim@171:                 if (id.equals(data.getKey())) {
tim@171:                     return data.getValue();
tim@110:                 }
tim@110:             }
tim@82:         }
tim@179:         return "";
tim@82:     }
tim@82: }