From c0401e94b5eb23f0fd88be2d9165fbc9d5abd270 Mon Sep 17 00:00:00 2001
From: erik <erik@77661180-640e-0410-b3a8-9f9b13e6d0e0>
Date: Sun, 20 Sep 2009 18:39:05 +0000
Subject: [PATCH]

---
 gps/src/main/java/org/wamblee/gpx/GpxPlotter.java      | 2 +-
 gps/src/main/java/org/wamblee/gpx/TrackStatistics.java | 6 ++++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/gps/src/main/java/org/wamblee/gpx/GpxPlotter.java b/gps/src/main/java/org/wamblee/gpx/GpxPlotter.java
index 232c7013..3056eff5 100644
--- a/gps/src/main/java/org/wamblee/gpx/GpxPlotter.java
+++ b/gps/src/main/java/org/wamblee/gpx/GpxPlotter.java
@@ -57,7 +57,7 @@ public class GpxPlotter {
         Track track = parser.parse(new FileInputStream(file));
         
         TrackStatistics profile = new TrackStatistics(track);
-        profile.writeHeightProfileJpg(new FileOutputStream("x.jpg"), 600, 300);
+        profile.writeHeightProfilePng(new FileOutputStream("x.png"), 600, 300);
     
         List<Pair<Double,Double>> elevationProfile = computeElevationProfile(track);
         printTrack(elevationProfile); 
diff --git a/gps/src/main/java/org/wamblee/gpx/TrackStatistics.java b/gps/src/main/java/org/wamblee/gpx/TrackStatistics.java
index 42c2039e..0d054a41 100644
--- a/gps/src/main/java/org/wamblee/gpx/TrackStatistics.java
+++ b/gps/src/main/java/org/wamblee/gpx/TrackStatistics.java
@@ -1,5 +1,6 @@
 package org.wamblee.gpx;
 
+import java.awt.Color;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.OutputStream;
@@ -26,7 +27,7 @@ public class TrackStatistics implements Serializable {
         _track = aTrack; 
     }
     
-    public void writeHeightProfileJpg(OutputStream aStream, int aWidth, int aHeight) throws IOException {
+    public void writeHeightProfilePng(OutputStream aStream, int aWidth, int aHeight) throws IOException {
         List<Pair<Double,Double>> data = computeElevationProfile();
         XYSeriesCollection dataset = createDataset(data, "height");
         JFreeChart chart = ChartFactory.createXYLineChart(
@@ -38,7 +39,8 @@ public class TrackStatistics implements Serializable {
                 true,
                 true,
                 false);
-        ChartUtilities.writeChartAsJPEG(aStream, chart, aWidth, aHeight);
+        chart.setBackgroundPaint(Color.WHITE);
+        ChartUtilities.writeChartAsPNG(aStream, chart, aWidth, aHeight);
     }
     
     private static XYSeriesCollection createDataset(List<Pair<Double, Double>> aHeightProfile, String aName) {
-- 
2.31.1