teichmann@5863: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@5863:  * Software engineering by Intevation GmbH
teichmann@5863:  *
teichmann@5994:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@5863:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@5994:  * documentation coming with Dive4Elements River for details.
teichmann@5863:  */
teichmann@5863: 
teichmann@5831: package org.dive4elements.river.exports;
ingo@2233: 
teichmann@5831: import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
teichmann@5831: import org.dive4elements.river.artifacts.resources.Resources;
teichmann@5831: import org.dive4elements.river.jfree.Bounds;
teichmann@5831: import org.dive4elements.river.jfree.CollisionFreeXYTextAnnotation;
teichmann@5831: import org.dive4elements.river.jfree.DoubleBounds;
teichmann@5864: import org.dive4elements.river.jfree.RiverAnnotation;
teichmann@5831: import org.dive4elements.river.jfree.StyledTimeSeries;
teichmann@5831: import org.dive4elements.river.jfree.TimeBounds;
aheinecke@7034: import org.dive4elements.river.jfree.AxisDataset;
teichmann@6905: import org.dive4elements.river.themes.ThemeDocument;
christian@3278: 
ingo@2238: import java.awt.Color;
sascha@3139: import java.awt.Font;
clins@3984: import java.text.DateFormat;
clins@3984: import java.text.ParseException;
ingo@2238: import java.util.ArrayList;
sascha@3139: import java.util.Date;
ingo@2238: import java.util.HashMap;
christian@4044: import java.util.Iterator;
ingo@2238: import java.util.List;
ingo@2238: import java.util.Map;
ingo@2233: 
felix@3622: import javax.swing.ImageIcon;
felix@3622: 
ingo@2233: import org.apache.log4j.Logger;
ingo@2238: import org.jfree.chart.ChartFactory;
ingo@2233: import org.jfree.chart.JFreeChart;
christian@4044: import org.jfree.chart.LegendItem;
christian@4044: import org.jfree.chart.LegendItemCollection;
felix@3622: import org.jfree.chart.annotations.XYAnnotation;
felix@3622: import org.jfree.chart.annotations.XYImageAnnotation;
sascha@3139: import org.jfree.chart.annotations.XYTextAnnotation;
ingo@2330: import org.jfree.chart.axis.ValueAxis;
sascha@3139: import org.jfree.chart.plot.Marker;
ingo@2238: import org.jfree.chart.plot.XYPlot;
sascha@3139: import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
ingo@2238: import org.jfree.data.Range;
ingo@2242: import org.jfree.data.general.Series;
teichmann@7904: import org.jfree.data.time.FixedMillisecond;
sascha@3139: import org.jfree.data.time.TimeSeries;
sascha@3139: import org.jfree.data.time.TimeSeriesCollection;
ingo@2238: import org.jfree.data.xy.XYDataset;
sascha@3139: import org.jfree.ui.Layer;
sascha@3139: import org.json.JSONArray;
sascha@3139: import org.json.JSONException;
ingo@2233: 
ingo@2233: /**
felix@6795:  * Generator for diagrams with time on x axis.
ingo@2233:  * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
ingo@2233:  */
felix@6795: public abstract class TimeseriesChartGenerator
felix@6795: extends               ChartGenerator {
ingo@2238: 
raimund@3130:     protected List<Marker> domainMarker;
ingo@2238: 
raimund@3130:     protected List<Marker> valueMarker;
raimund@3130: 
raimund@3134:     protected Map<String, String> attributes;
raimund@3134: 
raimund@3130:     protected boolean domainZeroLineVisible;
ingo@2238: 
teichmann@8202:     private static final Logger log =
ingo@2233:         Logger.getLogger(TimeseriesChartGenerator.class);
ingo@2233: 
ingo@2330:     public static final int AXIS_SPACE = 5;
ingo@2238: 
ingo@2587:     protected Map<Integer, Bounds> xBounds;
ingo@2330: 
ingo@2587:     protected Map<Integer, Bounds> yBounds;
ingo@2238: 
ingo@2238: 
ingo@2238:     /**
ingo@2238:      * The default constructor that initializes internal datastructures.
ingo@2238:      */
ingo@2238:     public TimeseriesChartGenerator() {
ingo@2238:         super();
ingo@2238: 
ingo@2587:         xBounds = new HashMap<Integer, Bounds>();
ingo@2587:         yBounds = new HashMap<Integer, Bounds>();
raimund@3130:         domainMarker = new ArrayList<Marker>();
raimund@3130:         valueMarker = new ArrayList<Marker>();
raimund@3134:         attributes = new HashMap<String, String>();
ingo@2238:     }
ingo@2238: 
ingo@2233: 
ingo@2233: 
ingo@2233:     @Override
ingo@2234:     public JFreeChart generateChart() {
teichmann@8202:         log.info("Generate Timeseries Chart.");
ingo@2233: 
ingo@2238:         JFreeChart chart = ChartFactory.createTimeSeriesChart(
ingo@2238:             getChartTitle(),
ingo@2238:             getXAxisLabel(),
ingo@2238:             getYAxisLabel(0),
ingo@2238:             null,
ingo@2422:             isLegendVisible(),
ingo@2238:             false,
ingo@2238:             false);
ingo@2238: 
ingo@2238:         XYPlot plot = (XYPlot) chart.getPlot();
ingo@2238: 
ingo@2238:         chart.setBackgroundPaint(Color.WHITE);
ingo@2238:         plot.setBackgroundPaint(Color.WHITE);
ingo@2238: 
ingo@2238:         addSubtitles(chart);
ingo@2422:         adjustPlot(plot);
ingo@2238:         addDatasets(plot);
ingo@2586:         adjustAxes(plot);
raimund@3130:         addDomainAxisMarker(plot);
raimund@3130:         addValueAxisMarker(plot);
ingo@2330:         adaptZoom(plot);
ingo@2330: 
raimund@3134:         applySeriesAttributes(plot);
christian@4021: 
felix@7595:         consumeAxisSettings(plot);
felix@7595: 
raimund@2633:         addAnnotationsToRenderer(plot);
felix@3622:         addLogo(plot);
felix@3185:         aggregateLegendEntries(plot);
ingo@2238:         return chart;
ingo@2238:     }
ingo@2238: 
ingo@2238: 
felix@3622:     /**
felix@3622:      * Return left most data points x value (on first axis).
felix@3622:      * Shortcut, especially to be overridden in (LS) charts where
felix@3622:      * axis could be inverted.
felix@3622:      */
felix@3622:     protected double getLeftX() {
felix@3622:         return (Long)getXBounds(0).getLower();
felix@3622:     }
felix@3622: 
felix@3622: 
felix@3622:     /**
felix@3622:      * Return right most data points x value (on first axis).
felix@3622:      * Shortcut, especially to be overridden in (LS) charts where
felix@3622:      * axis could be inverted.
felix@3622:      */
felix@3622:     protected double getRightX() {
felix@3622:         return (Long)getXBounds(0).getUpper();
felix@3622:     }
felix@3622: 
felix@3622: 
felix@3622:     /**
felix@3622:      * Add a logo as background annotation to plot.
felix@3622:      * Copy from XYChartGenerator.
felix@3622:      */
felix@3622:     protected void addLogo(XYPlot plot) {
felix@3622:         String logo = showLogo();
felix@3622:         if (logo  == null) {
teichmann@8202:             log.debug("No logo to show chosen");
felix@3622:             return;
felix@3622:         }
felix@3622: 
sascha@3633:         ImageIcon imageIcon = null;
felix@3622:         if (logo.equals("none")) {
felix@3622:             return;
felix@3622:         }
felix@3623:         /*
felix@3623:          If you want to add images, remember to change code in these places:
felix@3623:          flys-artifacts:
felix@3623:          XYChartGenerator.java
felix@3623:          Timeseries*Generator.java and
felix@3623:          in the flys-client projects Chart*Propert*Editor.java.
felix@3638:          Also, these images have to be put in
felix@3638:          flys-artifacts/src/main/resources/images/
felix@3638:          flys-client/src/main/webapp/images/
felix@3623:          */
raimund@3637:         java.net.URL imageURL;
felix@3622:         if (logo.equals("Intevation")) {
raimund@3637:             imageURL = XYChartGenerator.class.getResource("/images/intevation.png");
felix@3622:         }
felix@3622:         else { // TODO else if ...
raimund@3637:             imageURL = XYChartGenerator.class.getResource("/images/bfg_logo.gif");
felix@3622:         }
raimund@3637:         imageIcon = new ImageIcon(imageURL);
felix@3622:         double xPos = 0d, yPos = 0d;
felix@3622: 
felix@3622:         String placeh = logoHPlace();
felix@3622:         String placev = logoVPlace();
felix@3622: 
felix@3622:         if (placev == null || placev.equals("none")) {
felix@3622:             placev = "top";
felix@3622:         }
felix@3622:         if (placev.equals("top")) {
felix@3622:             yPos = (Double)getYBounds(0).getUpper();
felix@3622:         }
felix@3622:         else if (placev.equals("bottom")) {
felix@3622:             yPos = (Double)getYBounds(0).getLower();
felix@3622:         }
felix@3622:         else if (placev.equals("center")) {
felix@3622:             yPos = ((Double)getYBounds(0).getUpper() + (Double)getYBounds(0).getLower())/2d;
felix@3622:         }
felix@3622:         else {
teichmann@8202:             log.debug("Unknown place-v value: " + placev);
felix@3622:         }
felix@3622: 
felix@3622:         if (placeh == null || placeh.equals("none")) {
felix@3622:             placeh = "center";
felix@3622:         }
felix@3622:         if (placeh.equals("left")) {
felix@3622:             xPos = getLeftX();
felix@3622:         }
felix@3622:         else if (placeh.equals("right")) {
felix@3622:             xPos = getRightX();
felix@3622:         }
felix@3622:         else if (placeh.equals("center")) {
felix@3632:             xPos = ((Long)getXBounds(0).getUpper() + (Long)getXBounds(0).getLower())/2d;
felix@3622:         }
felix@3622:         else {
teichmann@8202:             log.debug("Unknown place-h value: " + placeh);
felix@3622:         }
felix@3622: 
teichmann@8202:         log.debug("logo position: " + xPos + "/" + yPos);
felix@3622: 
felix@3622:         org.jfree.ui.RectangleAnchor anchor
felix@3622:             = org.jfree.ui.RectangleAnchor.TOP;
felix@3622:         if (placev.equals("top")) {
felix@3622:             if (placeh.equals("left")) {
felix@3622:                 anchor = org.jfree.ui.RectangleAnchor.TOP_LEFT;
felix@3622:             }
felix@3622:             else if (placeh.equals("right")) {
felix@3622:                 anchor = org.jfree.ui.RectangleAnchor.TOP_RIGHT;
felix@3622:             }
felix@3622:             else if (placeh.equals("center")) {
felix@3622:                 anchor = org.jfree.ui.RectangleAnchor.TOP;
felix@3622:             }
felix@3622:         }
felix@3622:         else if (placev.equals("bottom")) {
felix@3622:             if (placeh.equals("left")) {
felix@3622:                 anchor = org.jfree.ui.RectangleAnchor.BOTTOM_LEFT;
felix@3622:             }
felix@3622:             else if (placeh.equals("right")) {
felix@3622:                 anchor = org.jfree.ui.RectangleAnchor.BOTTOM_RIGHT;
felix@3622:             }
felix@3622:             else if (placeh.equals("center")) {
felix@3622:                 anchor = org.jfree.ui.RectangleAnchor.BOTTOM;
felix@3622:             }
felix@3622:         }
felix@3622:         else if (placev.equals("center")) {
felix@3622:             if (placeh.equals("left")) {
felix@3622:                 anchor = org.jfree.ui.RectangleAnchor.LEFT;
felix@3622:             }
felix@3622:             else if (placeh.equals("right")) {
felix@3622:                 anchor = org.jfree.ui.RectangleAnchor.RIGHT;
felix@3622:             }
felix@3622:             else if (placeh.equals("center")) {
felix@3622:                 anchor = org.jfree.ui.RectangleAnchor.CENTER;
felix@3622:             }
felix@3622:         }
felix@3622: 
felix@3622:         XYAnnotation xyannotation =
sascha@3633:             new XYImageAnnotation(xPos, yPos, imageIcon.getImage(), anchor);
sascha@3633:         plot.getRenderer().addAnnotation(xyannotation, org.jfree.ui.Layer.BACKGROUND);
felix@3622:     }
felix@3622: 
felix@7595:     /**
felix@7595:      * This method zooms the plot to the specified ranges in the attribute
felix@7595:      * document or to the ranges specified by the min/max values in the
felix@7595:      * datasets. <b>Note:</b> We determine the range manually if no zoom ranges
felix@7595:      * are given, because JFreeCharts auto-zoom adds a margin to the left and
felix@7595:      * right of the data area.
felix@7595:      *
felix@7595:      * Copy of implementation in XYChartGenerator.
felix@7595:      *
felix@7595:      * @param plot The XYPlot.
felix@7595:      */
felix@7595:     protected void consumeAxisSettings(XYPlot plot) {
teichmann@8202:         log.debug("Zoom to specified ranges.");
felix@7595: 
felix@7595:         Bounds xrange = getDomainAxisRange();
felix@7595:         Bounds yrange = getValueAxisRange();
felix@7595: 
felix@7595:         ValueAxis xAxis = plot.getDomainAxis();
felix@7595: 
felix@7595:         Range fixedXRange = getRangeForAxisFromSettings("X");
felix@7595:         if (fixedXRange != null) {
felix@7595:             xAxis.setRange(fixedXRange);
felix@7595:         }
felix@7595:         else {
felix@7595:             zoomX(plot, xAxis, getXBounds(0), xrange);
felix@7595:         }
felix@7595: 
felix@7595:         for (int i = 0, num = plot.getRangeAxisCount(); i < num; i++) {
felix@7595:             ValueAxis yaxis = plot.getRangeAxis(i);
felix@7595: 
felix@7595:             if (yaxis instanceof IdentifiableNumberAxis) {
felix@7595:                 IdentifiableNumberAxis idAxis = (IdentifiableNumberAxis) yaxis;
felix@7595: 
felix@7595:                 Range fixedRange = getRangeForAxisFromSettings(idAxis.getId());
felix@7595:                 if (fixedRange != null) {
felix@7595:                     yaxis.setRange(fixedRange);
felix@7595:                     continue;
felix@7595:                 }
felix@7595:             }
felix@7595: 
felix@7595:             if (yaxis == null) {
teichmann@8202:                 log.debug("Zoom problem: no Y Axis for index: " + i);
felix@7595:                 continue;
felix@7595:             }
felix@7595: 
teichmann@8202:             log.debug("Prepare zoom settings for y axis at index: " + i);
felix@7595:             zoomY(plot, yaxis, getYBounds(Integer.valueOf(i)), yrange);
felix@7595:         }
felix@7595:     }
felix@7595: 
felix@3622: 
ingo@2242:     @Override
ingo@2242:     protected Series getSeriesOf(XYDataset dataset, int idx) {
ingo@2242:         return ((TimeSeriesCollection) dataset).getSeries(idx);
ingo@2242:     }
ingo@2242: 
ingo@2242: 
ingo@2238:     /**
aheinecke@7034:      * This method creates new instances of AxisDataset.
ingo@2238:      *
aheinecke@7034:      * @param idx The symbol for the new AxisDataset.
ingo@2238:      */
ingo@2238:     @Override
ingo@2238:     protected AxisDataset createAxisDataset(int idx) {
teichmann@8202:         log.debug("Create a new AxisDataset for index: " + idx);
aheinecke@7034:         return new AxisDataset(idx);
ingo@2238:     }
ingo@2238: 
ingo@2238: 
ingo@2330:     @Override
ingo@2587:     protected void combineXBounds(Bounds bounds, int index) {
ingo@2330:         if (bounds != null) {
ingo@2587:             Bounds old = getXBounds(index);
ingo@2238: 
ingo@2238:             if (old != null) {
ingo@2330:                 bounds = bounds.combine(old);
ingo@2238:             }
ingo@2238: 
ingo@2330:             setXBounds(index, bounds);
ingo@2238:         }
ingo@2238:     }
ingo@2261: 
ingo@2261: 
ingo@2587:     @Override
ingo@2587:     protected void combineYBounds(Bounds bounds, int index) {
ingo@2330:         if (bounds != null) {
ingo@2330:             Bounds old = getYBounds(index);
ingo@2330: 
ingo@2330:             if (old != null) {
ingo@2330:                 bounds = bounds.combine(old);
ingo@2330:             }
ingo@2330: 
ingo@2330:             setYBounds(index, bounds);
ingo@2330:         }
ingo@2330:     }
ingo@2330: 
ingo@2330: 
ingo@2330:     // TODO REPLACE THIS METHOD WITH getBoundsForAxis(index)
ingo@2330:     @Override
ingo@2330:     public Range[] getRangesForAxis(int index) {
ingo@2330:         // TODO
ingo@2330:         Bounds[] bounds = getBoundsForAxis(index);
ingo@2330: 
ingo@2330:         return new Range[] {
ingo@2330:             new Range(
ingo@2330:                 bounds[0].getLower().doubleValue(),
ingo@2330:                 bounds[0].getUpper().doubleValue()),
ingo@2330:             new Range(
ingo@2330:                 bounds[1].getLower().doubleValue(),
ingo@2330:                 bounds[1].getUpper().doubleValue())
ingo@2330:         };
ingo@2330:     }
ingo@2330: 
ingo@2330: 
ingo@2261:     @Override
ingo@2330:     public Bounds getXBounds(int axis) {
ingo@2587:         return xBounds.get(axis);
ingo@2330:     }
ingo@2261: 
ingo@2330: 
ingo@2330:     @Override
ingo@2330:     protected void setXBounds(int axis, Bounds bounds) {
ingo@2587:         xBounds.put(axis, bounds);
ingo@2330:     }
ingo@2330: 
ingo@2330: 
ingo@2330:     @Override
ingo@2330:     public Bounds getYBounds(int axis) {
ingo@2587:         return yBounds.get(axis);
ingo@2330:     }
ingo@2330: 
ingo@2330: 
ingo@2330:     @Override
ingo@2330:     protected void setYBounds(int axis, Bounds bounds) {
ingo@2587:         if (bounds != null) {
ingo@2587:             yBounds.put(axis, bounds);
ingo@2587:         }
ingo@2330:     }
ingo@2330: 
ingo@2330: 
ingo@2330:     public Bounds[] getBoundsForAxis(int index) {
teichmann@8202:         log.debug("Return x and y bounds for axis at: " + index);
ingo@2330: 
ingo@2330:         Bounds rx = getXBounds(Integer.valueOf(index));
ingo@2330:         Bounds ry = getYBounds(Integer.valueOf(index));
ingo@2261: 
ingo@2261:         if (rx == null) {
teichmann@8202:             log.warn("Range for x axis not set." +
ingo@2261:                         " Using default values: 0 - 1.");
ingo@2330:             rx = new TimeBounds(0l, 1l);
ingo@2261:         }
ingo@2261: 
ingo@2330:         if (ry == null) {
teichmann@8202:             log.warn("Range for y axis not set." +
ingo@2330:                         " Using default values: 0 - 1.");
ingo@2330:             ry = new DoubleBounds(0l, 1l);
ingo@2330:         }
ingo@2261: 
teichmann@8202:         log.debug("X Bounds at index " + index + " is: " + rx);
teichmann@8202:         log.debug("Y Bounds at index " + index + " is: " + ry);
ingo@2330: 
ingo@2330:         return new Bounds[] {rx, ry};
ingo@2330:     }
ingo@2330: 
ingo@2330: 
ingo@3650:     /** Get (zoom)values from request. */
ingo@2330:     public Bounds getDomainAxisRange() {
ingo@2330:         String[] ranges = getDomainAxisRangeFromRequest();
ingo@2330: 
ingo@2330:         if (ranges == null || ranges.length < 2) {
teichmann@8202:             log.debug("No zoom range for domain axis specified.");
ingo@2330:             return null;
ingo@2330:         }
ingo@2330: 
ingo@2330:         if (ranges[0] == null || ranges[1] == null) {
teichmann@8202:             log.warn("Invalid ranges for domain axis specified!");
ingo@2330:             return null;
ingo@2330:         }
ingo@2330: 
ingo@2330:         try {
ingo@2330:             double lower = Double.parseDouble(ranges[0]);
ingo@2330:             double upper = Double.parseDouble(ranges[1]);
ingo@2330: 
ingo@2330:             return new DoubleBounds(lower, upper);
ingo@2330:         }
ingo@2330:         catch (NumberFormatException nfe) {
teichmann@8202:             log.warn("Invalid ranges for domain axis specified: " + nfe);
ingo@2330:         }
ingo@2330: 
ingo@2330:         return null;
ingo@2330:     }
ingo@2330: 
ingo@2330: 
ingo@2330:     public Bounds getValueAxisRange() {
ingo@2330:         String[] ranges = getValueAxisRangeFromRequest();
ingo@2330: 
ingo@2330:         if (ranges == null || ranges.length < 2) {
teichmann@8202:             log.debug("No zoom range for domain axis specified.");
ingo@2330:             return null;
ingo@2330:         }
ingo@2330: 
ingo@2330:         if (ranges[0] == null || ranges[1] == null) {
teichmann@8202:             log.warn("Invalid ranges for domain axis specified!");
ingo@2330:             return null;
ingo@2330:         }
ingo@2330: 
ingo@2330:         try {
ingo@2330:             double lower = Double.parseDouble(ranges[0]);
ingo@2330:             double upper = Double.parseDouble(ranges[1]);
ingo@2330: 
ingo@2330:             return new DoubleBounds(lower, upper);
ingo@2330:         }
ingo@2330:         catch (NumberFormatException nfe) {
teichmann@8202:             log.warn("Invalid ranges for domain axis specified: " + nfe);
ingo@2330:         }
ingo@2330: 
ingo@2330:         return null;
ingo@2330:     }
ingo@2330: 
ingo@2330: 
ingo@2330:     protected void adaptZoom(XYPlot plot) {
teichmann@8202:         log.debug("Adapt zoom of Timeseries chart.");
ingo@2330: 
ingo@2587:         zoomX(plot, plot.getDomainAxis(), getXBounds(0), getDomainAxisRange());
ingo@2330: 
ingo@2330:         Bounds valueAxisBounds = getValueAxisRange();
ingo@2330: 
ingo@2330:         for (int j = 0, n = plot.getRangeAxisCount(); j < n; j++) {
ingo@2330:             zoomY(
ingo@2330:                 plot,
ingo@2330:                 plot.getRangeAxis(j),
ingo@2330:                 getYBounds(j),
ingo@2330:                 valueAxisBounds);
ingo@2330:         }
ingo@2330:     }
ingo@2330: 
ingo@2330: 
ingo@3650:     /**
ingo@3650:      * @param plot the plot.
ingo@3650:      * @param axis the value (x, time) axis of which to set bounds.
ingo@3650:      * @param total the current bounds (?).
ingo@3650:      */
ingo@2330:     protected void zoomX(
ingo@2330:         XYPlot    plot,
ingo@2330:         ValueAxis axis,
ingo@3650:         Bounds    total,//we could equally nicely getXBounds(0)
ingo@2330:         Bounds    user
ingo@2330:     ) {
teichmann@8202:         if (log.isDebugEnabled()) {
teichmann@8202:             log.debug("== Zoom X axis ==");
teichmann@8202:             log.debug("    Total axis range  : " + total);
teichmann@8202:             log.debug("    User defined range: " + user);
ingo@2330:         }
ingo@2330: 
ingo@2330:         if (user != null) {
ingo@2330:             long min  = total.getLower().longValue();
ingo@2330:             long max  = total.getUpper().longValue();
ingo@2330:             long diff = max > min ? max - min : min - max;
ingo@2330: 
christian@3278:             long newMin = Math.round(min + user.getLower().doubleValue() * diff);
christian@3278:             long newMax = Math.round(min + user.getUpper().doubleValue() * diff);
ingo@2330: 
ingo@2330:             TimeBounds newBounds = new TimeBounds(newMin, newMax);
ingo@2330: 
teichmann@8202:             log.debug("    Zoom axis to: " + newBounds);
ingo@2330: 
ingo@2330:             newBounds.applyBounds(axis, AXIS_SPACE);
ingo@2330:         }
ingo@2330:         else {
teichmann@8202:             log.debug("No user specified zoom values found!");
sascha@3140:             if (total != null && axis != null) {
sascha@3140:                 total.applyBounds(axis, AXIS_SPACE);
sascha@3140:             }
ingo@2330:         }
ingo@2330:     }
ingo@2330: 
ingo@2330: 
ingo@3650:     /**
ingo@3650:      * @param user zoom values in percent.
ingo@3650:      */
ingo@2330:     protected void zoomY(
ingo@2330:         XYPlot    plot,
ingo@2330:         ValueAxis axis,
ingo@2330:         Bounds    total,
ingo@2330:         Bounds    user
ingo@2330:     ) {
teichmann@8202:         if (log.isDebugEnabled()) {
teichmann@8202:             log.debug("== Zoom Y axis ==");
teichmann@8202:             log.debug("    Total axis range  : " + total);
teichmann@8202:             log.debug("    User defined range: " + user);
ingo@2330:         }
ingo@2330: 
ingo@2330:         if (user != null) {
ingo@2330:             double min  = total.getLower().doubleValue();
ingo@2330:             double max  = total.getUpper().doubleValue();
ingo@2330:             double diff = max > min ? max - min : min - max;
ingo@2330: 
ingo@2330:             double newMin = min + user.getLower().doubleValue() * diff;
ingo@2330:             double newMax = min + user.getUpper().doubleValue() * diff;
ingo@2330: 
ingo@2330:             DoubleBounds newBounds = new DoubleBounds(newMin, newMax);
ingo@2330: 
teichmann@8202:             log.debug("    Zoom axis to: " + newBounds);
ingo@2330: 
ingo@2330:             newBounds.applyBounds(axis, AXIS_SPACE);
ingo@2330:         }
ingo@2330:         else {
teichmann@8202:             log.debug("No user specified zoom values found!");
sascha@3140:             if (total != null && axis != null) {
sascha@3140:                 total.applyBounds(axis, AXIS_SPACE);
sascha@3140:             }
ingo@2330:         }
ingo@2261:     }
ingo@2586: 
ingo@2586: 
ingo@2586:     /**
felix@7595:      * Adjusts the (look of) axes of a plot. This method sets the <i>labelFont</i> of the
ingo@2586:      * X axis.
sascha@3726:      *
ingo@3650:      * (Duplicate in XYChartGenerator).
ingo@2586:      *
ingo@2586:      * @param plot The XYPlot of the chart.
ingo@2586:      */
ingo@2586:     protected void adjustAxes(XYPlot plot) {
ingo@2586:         ValueAxis xaxis = plot.getDomainAxis();
ingo@2586: 
ingo@2586:         ChartSettings chartSettings = getChartSettings();
ingo@2586:         if (chartSettings == null) {
ingo@2586:             return;
ingo@2586:         }
ingo@2586: 
ingo@2586:         Font labelFont = new Font(
ingo@2586:             DEFAULT_FONT_NAME,
ingo@2586:             Font.BOLD,
ingo@2586:             getXAxisLabelFontSize());
ingo@2586: 
ingo@2586:         xaxis.setLabelFont(labelFont);
ingo@2590:         xaxis.setTickLabelFont(labelFont);
ingo@2586:     }
raimund@2633: 
raimund@2633: 
clins@3984:     protected Date decodeXAxisValue(JSONArray array) throws JSONException, ParseException {
clins@3984:         try {
clins@3984:             double x = array.getDouble(0);
clins@3984:             long l = (new Double(x)).longValue();
clins@3984:             return new Date(l);
clins@3984:         }
clins@3984:         catch(JSONException ex) {
clins@3984:             String str = array.getString(0);
clins@3984:             DateFormat df = DateFormat.getDateInstance(
clins@3984:                     DateFormat.MEDIUM, Resources.getLocale(context.getMeta()));
clins@3984:             return df.parse(str);
clins@3984:         }
clins@3984:     }
clins@3984: 
raimund@2633:     /**
raimund@2633:      * Do Points out.
raimund@2633:      */
raimund@2633:     protected void doPoints(
raimund@2633:         Object     o,
raimund@2633:         ArtifactAndFacet aandf,
teichmann@6905:         ThemeDocument   theme,
raimund@2633:         boolean    visible,
raimund@2633:         int        axisIndex
raimund@2633:     ) {
raimund@2633:         String seriesName = aandf.getFacetDescription();
raimund@2633:         TimeSeries series = new StyledTimeSeries(seriesName, theme);
raimund@2633: 
raimund@2633:         // Add text annotations for single points.
raimund@2633:         List<XYTextAnnotation> xy = new ArrayList<XYTextAnnotation>();
teichmann@7904:         HashMap<FixedMillisecond, String> names = new HashMap<FixedMillisecond, String>();
raimund@2633: 
raimund@2633:         try {
raimund@2633:             JSONArray points = new JSONArray((String) o);
sascha@3087:             for (int i = 0, P = points.length(); i < P; i++) {
raimund@2633:                 JSONArray array = points.getJSONArray(i);
clins@3984: 
raimund@2633:                 double y    = array.getDouble(1);
raimund@2633:                 String name = array.getString(2);
raimund@2633:                 boolean act = array.getBoolean(3);
raimund@2633:                 if (!act) {
raimund@2633:                     continue;
raimund@2633:                 }
clins@3984: 
clins@3984:                 Date date = decodeXAxisValue(array);
teichmann@7904:                 long ms = date.getTime();
clins@3984: 
teichmann@7904:                 FixedMillisecond day = new FixedMillisecond(ms);
teichmann@7904:                 while (names.containsKey(day)) {
teichmann@7904:                     day = new FixedMillisecond(++ms);
teichmann@7904:                 }
raimund@2633:                 series.add(day, y, false);
raimund@2633:                 names.put(day, name);
raimund@2633:             }
raimund@2633:         }
clins@3984:         catch(JSONException ex) {
teichmann@8202:             log.error("Could not decode json");
clins@3984:         }
clins@3984:         catch(ParseException ex) {
teichmann@8202:             log.error("Could not parse date string");
raimund@2633:         }
raimund@2633: 
raimund@2633:         TimeSeriesCollection tsc = new TimeSeriesCollection();
raimund@2633:         tsc.addSeries(series);
raimund@2633:         // Add Annotations.
sascha@3087:         for (int i = 0, S = series.getItemCount(); i < S; i++) {
raimund@2633:             double x = tsc.getXValue(0, i);
raimund@2633:             double y = tsc.getYValue(0, i);
raimund@2633:             xy.add(new CollisionFreeXYTextAnnotation(
raimund@2633:                        names.get(series.getTimePeriod(i)), x, y));
teichmann@8202:             log.debug("doPoints(): x=" + x + " y=" + y);
raimund@2633:         }
teichmann@5864:         RiverAnnotation annotations =
teichmann@5864:             new RiverAnnotation(null, null, null, theme);
raimund@2633:         annotations.setTextAnnotations(xy);
raimund@2633: 
raimund@2633:         // Do not generate second legend entry. (null was passed for the aand before).
raimund@2634:         doAnnotations(annotations, null, theme, visible);
raimund@2633: 
raimund@2633:         addAxisDataset(tsc, axisIndex, visible);
raimund@2633:     }
raimund@2633: 
raimund@3130:     public void addDomainAxisMarker(XYPlot plot) {
teichmann@8202:         log.debug("domainmarkers: " + domainMarker.size());
raimund@3130:         for (Marker marker: domainMarker) {
teichmann@8202:             log.debug("adding domain marker");
raimund@3130:             plot.addDomainMarker(marker, Layer.BACKGROUND);
raimund@3130:         }
raimund@3130:         domainMarker.clear();
raimund@3130:     }
raimund@3130: 
raimund@3130:     public void addValueAxisMarker(XYPlot plot) {
raimund@3130:         for (Marker marker: valueMarker) {
teichmann@8202:             log.debug("adding value marker..");
raimund@3130:             plot.addRangeMarker(marker, Layer.BACKGROUND);
raimund@3130:         }
raimund@3130:         valueMarker.clear();
raimund@3130:     }
raimund@2633: 
raimund@3134:     public void addAttribute(String seriesKey, String name) {
raimund@3134:         attributes.put(seriesKey, name);
raimund@3134:     }
raimund@3134: 
christian@4044:     private LegendItem getLegendItemFor(XYPlot plot, String interSeriesKey) {
christian@4044:         LegendItemCollection litems = plot.getLegendItems();
christian@4044:         Iterator<LegendItem> iter = litems.iterator();
christian@4044:         while(iter.hasNext()) {
christian@4044:             LegendItem item = iter.next();
christian@4044:             if(interSeriesKey.startsWith(item.getSeriesKey().toString())) {
christian@4044:                 return item;
christian@4044:             }
christian@4044:         }
christian@4044:         return null;
christian@4044:     }
christian@4044: 
raimund@3134:     protected void applySeriesAttributes(XYPlot plot) {
raimund@3134:         int count  = plot.getDatasetCount();
raimund@3134:         for (int i = 0; i < count; i++) {
raimund@3134:             XYDataset data = plot.getDataset(i);
sascha@3140:             if (data == null) {
sascha@3140:                 continue;
sascha@3140:             }
christian@4044: 
raimund@3134:             int seriesCount = data.getSeriesCount();
raimund@3134:             for (int j = 0; j < seriesCount; j++) {
raimund@3134:                 StyledTimeSeries series =
raimund@3134:                     (StyledTimeSeries)getSeriesOf(data, j);
raimund@3134:                 String key = series.getKey().toString();
christian@4044: 
raimund@3134:                 if (attributes.containsKey(key)) {
christian@4021:                     // Interpolated points are drawn unfilled
raimund@3134:                     if (attributes.get(key).equals("interpolate")) {
raimund@3134:                         XYLineAndShapeRenderer renderer =
christian@4044:                                 series.getStyle().getRenderer();
raimund@3134:                         renderer.setSeriesPaint(
raimund@3134:                             j,
raimund@3134:                             renderer.getSeriesFillPaint(j));
raimund@3134:                         renderer.setSeriesShapesFilled(j, false);
christian@4044: 
christian@4044:                         LegendItem legendItem = getLegendItemFor(plot, key);
christian@4044:                         if(legendItem != null) {
christian@4044:                             LegendItem interLegend = new LegendItem(
christian@4044:                                     legendItem.getLabel(),
christian@4044:                                     legendItem.getDescription(),
christian@4044:                                     legendItem.getToolTipText(),
christian@4044:                                     legendItem.getURLText(),
christian@4044:                                     legendItem.isShapeVisible(),
christian@4044:                                     legendItem.getShape(),
christian@4044:                                     false, // shapeFilled?
christian@4044:                                     legendItem.getFillPaint(),
christian@4044:                                     true,  // shapeOutlineVisible?
christian@4044:                                     renderer.getSeriesFillPaint(j),
christian@4044:                                     legendItem.getOutlineStroke(),
christian@4044:                                     legendItem.isLineVisible(),
christian@4044:                                     legendItem.getLine(),
christian@4044:                                     legendItem.getLineStroke(),
christian@4044:                                     legendItem.getLinePaint()
christian@4044:                                     );
christian@4044:                             interLegend.setSeriesKey(series.getKey());
teichmann@8202:                             log.debug("applySeriesAttributes: draw unfilled legend item");
christian@4044:                             plot.getLegendItems().add(interLegend);
christian@4044:                         }
raimund@3168:                     }
raimund@3168:                 }
christian@4044: 
raimund@3168:                 if (attributes.containsKey(key)) {
raimund@3168:                     if(attributes.get(key).equals("outline")) {
raimund@3168:                         XYLineAndShapeRenderer renderer =
raimund@3168:                             series.getStyle().getRenderer();
raimund@3168:                         renderer.setSeriesPaint(
raimund@3168:                             j,
raimund@3168:                             renderer.getSeriesFillPaint(j));
raimund@3134:                         renderer.setDrawOutlines(true);
raimund@3134:                     }
raimund@3134:                 }
raimund@3134:             }
raimund@3134:         }
raimund@3134:     }
raimund@3134: 
raimund@2633:     /** Two Ranges that span a rectangular area. */
raimund@2633:     public static class Area {
raimund@2633:         protected Range xRange;
raimund@2633:         protected Range yRange;
raimund@2633: 
raimund@2633:         public Area(Range rangeX, Range rangeY) {
raimund@2633:             this.xRange = rangeX;
raimund@2633:             this.yRange = rangeY;
raimund@2633:         }
raimund@2633: 
raimund@2633:         public Area(ValueAxis axisX, ValueAxis axisY) {
raimund@2633:             this.xRange = axisX.getRange();
raimund@2633:             this.yRange = axisY.getRange();
raimund@2633:         }
raimund@2633: 
raimund@2633:         public double ofLeft(double percent) {
raimund@2633:             return xRange.getLowerBound()
raimund@2633:                 + xRange.getLength() * percent;
raimund@2633:         }
raimund@2633: 
raimund@2633:         public double ofRight(double percent) {
raimund@2633:             return xRange.getUpperBound()
raimund@2633:                 - xRange.getLength() * percent;
raimund@2633:         }
raimund@2633: 
raimund@2633:         public double ofGround(double percent) {
raimund@2633:             return yRange.getLowerBound()
raimund@2633:                 + yRange.getLength() * percent;
raimund@2633:         }
raimund@2633: 
raimund@2633:         public double atTop() {
raimund@2633:             return yRange.getUpperBound();
raimund@2633:         }
raimund@2633: 
raimund@2633:         public double atGround() {
raimund@2633:             return yRange.getLowerBound();
raimund@2633:         }
raimund@2633: 
raimund@2633:         public double atRight() {
raimund@2633:             return xRange.getUpperBound();
raimund@2633:         }
raimund@2633: 
raimund@2633:         public double atLeft() {
raimund@2633:             return xRange.getLowerBound();
raimund@2633:         }
raimund@2633: 
raimund@2633:         public double above(double percent, double base) {
raimund@2633:             return base + yRange.getLength() * percent;
raimund@2633:         }
raimund@2633:     }
raimund@2633: 
ingo@2233: }
ingo@2233: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :