--- a/gnv-artifacts/src/main/java/de/intevation/gnv/raster/PolygonDatasetProducer.java	Sat Dec 26 15:32:08 2009 +0000
+++ b/gnv-artifacts/src/main/java/de/intevation/gnv/raster/PolygonDatasetProducer.java	Sun Dec 27 05:25:40 2009 +0000
@@ -12,12 +12,14 @@
 import de.intevation.gnv.jfreechart.PolygonDataset;
 import de.intevation.gnv.jfreechart.CompactXYItems;
 
+/**
+ * @author Sascha L. Teichmann (sascha.teichmann@intevation.de)
+ */
 public class PolygonDatasetProducer
 implements   RingsHandler
 {
     protected double minX;
     protected double minY;
-
     protected double maxX;
     protected double maxY;
 
@@ -65,26 +67,23 @@
          * m1 = (maxX - minX)/(width-1)
          */
 
-         double b1 = minX;
-         double m1 = width != 1
-            ? (maxX - minX)/(width-1)
-            : 0d;
+        double b1 = minX;
+        double m1 = width != 1
+           ? (maxX - minX)/(width-1)
+           : 0d;
 
-         double b2 = minY;
-         double m2 = height != 1
-            ? (maxY - minY)/(height-1)
-            : 0d;
+        double b2 = minY;
+        double m2 = height != 1
+           ? (maxY - minY)/(height-1)
+           : 0d;
 
         for (Edge head: rings) {
             Edge current = head;
             do {
-                double x = m1*(current.a % width) + b1;
-                double y = m2*(current.a / width) + b2;
-                vertices.add(x);
-                vertices.add(y);
-                current = current.next;
+                vertices.add(m1*(current.a % width) + b1);
+                vertices.add(m2*(current.a / width) + b2);
             }
-            while (current != head);
+            while ((current = current.next) != head);
             ps.addRing(new CompactXYItems(vertices.toNativeArray()));
             vertices.clear();
         }