[#106] attempt to reduce large map size (lesser repulsion of groups)

src/main/java/de/bonndan/nivio/output/jgraphx/CurvedEdgeStyle.java

@@ -9,6 +9,7 @@
 /**
  * https://stackoverflow.com/questions/22746439/jgraphx-custom-layoult-curved-edges
  */
+@Deprecated
 class CurvedEdgeStyle implements mxEdgeStyle.mxEdgeStyleFunction {
 
     public static final String KEY = "curvedEdgeStyle";

src/main/java/de/bonndan/nivio/output/jgraphx/CurvedShape.java

@@ -15,6 +15,7 @@
 /**
  * https://stackoverflow.com/questions/22746439/jgraphx-custom-layoult-curved-edges
  */
+@Deprecated
 class CurvedShape extends mxConnectorShape {
 
     public static final String KEY = "curvedEdge";

src/main/java/de/bonndan/nivio/output/jgraphx/JGraphXRenderer.java

@@ -39,7 +39,7 @@ public Rendered<mxGraph, mxCell> render(LandscapeImpl landscape) {
         });
 
         Map<String, Group> groupMap = new HashMap<>();
-        landscape.getGroups().forEach((s, groupItem) -> groupMap.put(s, (Group)groupItem)); //TODO
+        landscape.getGroups().forEach((s, groupItem) -> groupMap.put(s, (Group)groupItem));
         AllGroupsGraph allGroupsGraph = new AllGroupsGraph(landscape.getConfig(), groupMap, subgraphs);
 
         if (isDebugMode())

src/main/java/de/bonndan/nivio/output/jgraphx/NivioGroupLayout.java

@@ -64,7 +64,7 @@ public class NivioGroupLayout extends mxGraphLayout {
      * The maximum distance between vertices, beyond which their
      * repulsion no longer has an effect
      */
-    protected double maxDistanceLimit = 500;
+    protected double maxDistanceLimit = 300; //XXX was 500
 
     /**
      * Start value of temperature. Default is 200.

src/main/java/de/bonndan/nivio/output/jgraphx/mxCircularImageShape.java

@@ -9,6 +9,7 @@
 import java.awt.*;
 import java.awt.geom.Ellipse2D;
 
+@Deprecated
 public class mxCircularImageShape extends mxEllipseShape {
 
     public static final String NAME = "circularImage";