(no commit message)

[utils] / gps / src / org / wamblee / gpx / GpxPlotter.java

diff --git a/gps/src/org/wamblee/gpx/GpxPlotter.java b/gps/src/org/wamblee/gpx/GpxPlotter.java
index 19a145d1679dfb69244f9f88a60a3daaebd94966..92878d3fbdc141a5e749d1ea2bba413184560f5d 100644 (file)
--- a/gps/src/org/wamblee/gpx/GpxPlotter.java
+++ b/gps/src/org/wamblee/gpx/GpxPlotter.java
@@ -16,6 +16,9 @@
 
 package org.wamblee.gpx;
 
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.Image;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileNotFoundException;
@@ -33,14 +36,23 @@ import org.jfree.chart.ChartFactory;
 import org.jfree.chart.ChartFrame;
 import org.jfree.chart.ChartUtilities;
 import org.jfree.chart.JFreeChart;
+import org.jfree.chart.axis.NumberAxis;
+import org.jfree.chart.labels.StandardXYToolTipGenerator;
 import org.jfree.chart.plot.PlotOrientation;
+import org.jfree.chart.plot.XYPlot;
+import org.jfree.chart.renderer.xy.XYItemRenderer;
+import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
+import org.jfree.chart.urls.StandardXYURLGenerator;
+import org.jfree.data.Range;
 import org.jfree.data.xy.XYSeries;
 import org.jfree.data.xy.XYSeriesCollection;
 import org.wamblee.general.Pair;
-import org.wamblee.gps.coordinates.Point;
-import org.wamblee.gps.coordinates.ReferenceCoordinateSystem;
+import org.wamblee.gps.geometry.Plane;
+import org.wamblee.gps.geometry.Point;
+import org.wamblee.gps.geometry.ReferenceCoordinateSystem;
 import org.wamblee.gps.track.Track;
 import org.wamblee.gps.track.TrackPoint;
+import org.wamblee.utils.JpegUtils;
 import org.wamblee.xml.DomUtils;
 import org.xml.sax.SAXException;
 
@@ -50,7 +62,7 @@ import org.xml.sax.SAXException;
  */
 public class GpxPlotter {
     
-    public static void main(String[] aArgs) throws ParserConfigurationException, FileNotFoundException, SAXException, IOException { 
+    public static void main(String[] aArgs) throws Exception { 
         File file = new File(aArgs[0]); 
         Document doc = DomUtils.convert(DomUtils.read(new FileInputStream(file)));
         
@@ -60,6 +72,8 @@ public class GpxPlotter {
         printTrack(elevationProfile); 
         computeTotalClimb(elevationProfile);
         plotElevationProfile(elevationProfile);
+        List<Pair<Double,Double>> trackXy = computeTrackXY(track);
+        plotTrack(trackXy);
     }
 
     /**
@@ -101,6 +115,21 @@ public class GpxPlotter {
         return results; 
     }
     
+    private static List<Pair<Double, Double>> computeTrackXY(Track aTrack) {
+        Point reference = aTrack.getPoint(0);
+        Plane plane = new Plane(reference, reference); // assume the earth is spherical.
+        List<Pair<Double,Double>> results = new ArrayList<Pair<Double,Double>>();
+        for (int i = 0; i < aTrack.size(); i++) { 
+            Point point = aTrack.getPoint(i);
+            Pair<Double,Double> projection = plane.normalizedProjection(point);
+            results.add(projection);
+            System.out.println(point);
+        }
+        return results; 
+    }
+    
+    
+    
     private static void printTrack(List<Pair<Double,Double>> aHeightProfile) { 
        for (Pair<Double,Double> point: aHeightProfile) { 
            System.out.println(point.getFirst() + " " + point.getSecond());
@@ -122,11 +151,7 @@ public class GpxPlotter {
     }
     
     private static void plotElevationProfile(List<Pair<Double,Double>> aHeightProfile) throws IOException {
-        XYSeries series = new XYSeries("height");
-        for (Pair<Double,Double> point: aHeightProfile) { 
-            series.add(point.getFirst(), point.getSecond());
-        }
-        XYSeriesCollection dataset = new XYSeriesCollection(series);
+        XYSeriesCollection dataset = createDataset(aHeightProfile, "height");
         JFreeChart chart = ChartFactory.createXYLineChart(
                 "Height Profile", 
                 "Distance(m)",
@@ -141,6 +166,74 @@ public class GpxPlotter {
         frame.pack();
         frame.setVisible(true);
     }
+    
+    private static void plotTrack(List<Pair<Double,Double>> aPoints) throws IOException, InterruptedException {
+        XYSeriesCollection dataset = createDataset(aPoints, "track");
+        JFreeChart chart = createLineChart(dataset);
+        Range range = chart.getXYPlot().getRangeAxis().getRange();
+        
+        Image background = JpegUtils.loadJpegImage(new FileInputStream("/home/erik/vakantie.jpg"));
+        chart.getPlot().setBackgroundImage(background);
+       
+        
+        XYLineAndShapeRenderer renderer = (XYLineAndShapeRenderer)chart.getXYPlot().getRenderer();
+        renderer.setShapesVisible(true);
+        renderer.setShapesFilled(true);
+        renderer.setPaint(Color.BLACK);
+        
+        //renderer.setStroke(new BasicStroke(2.0f, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND,
+        //        1.0f, new float[] { 6.0f, 6.0f}, 0.0f));
+        System.out.println("Range: " + range.getLowerBound() + " " + range.getUpperBound());
+     
+        ChartUtilities.writeChartAsPNG(new FileOutputStream("test.png"), chart, 600, 300);
+        ChartFrame frame = new ChartFrame("test", chart);
+        frame.pack();
+        frame.setVisible(true);
+    }
+
+    /**
+     * @param dataset
+     * @return
+     */
+    private static JFreeChart createLineChart(XYSeriesCollection dataset) {
+        NumberAxis xAxis = new NumberAxis("S->N");
+        xAxis.setAutoRangeIncludesZero(false);
+        NumberAxis yAxis = new NumberAxis("W->E");
+        XYItemRenderer renderer = new XYLineAndShapeRenderer(true, false);
+        XYPlot plot = new ZoomableBackgroundXYPlot(dataset, xAxis, yAxis, renderer);
+        plot.setOrientation(PlotOrientation.HORIZONTAL);
+      
+        JFreeChart chart = new JFreeChart(
+            "Track", JFreeChart.DEFAULT_TITLE_FONT, plot, true
+        );
+
+        return chart;
+        /*
+        JFreeChart chart = ChartFactory.createXYLineChart(
+                "Track", 
+                "S->N",
+                "W->E",
+                dataset,
+                PlotOrientation.HORIZONTAL,
+                true,
+                true,
+                false);
+        return chart;
+        */
+    }
+
+    /**
+     * @param aHeightProfile
+     * @return
+     */
+    private static XYSeriesCollection createDataset(List<Pair<Double, Double>> aHeightProfile, String aName) {
+        XYSeries series = new XYSeries(aName, false);
+        for (Pair<Double,Double> point: aHeightProfile) { 
+            series.add(point.getFirst(), point.getSecond());
+        }
+        XYSeriesCollection dataset = new XYSeriesCollection(series);
+        return dataset;
+    }
 
 }