gui - set default emane model for emane nodes, slight update to radio icon to draw a circle for each linked wireless network

corefx/src/main/java/com/core/data/CoreNode.java

@@ -1,6 +1,9 @@
 package com.core.data;
 
+import com.core.graph.RadioIcon;
+import com.core.utils.IconUtils;
 import com.fasterxml.jackson.annotation.JsonIgnore;
+import edu.uci.ics.jung.visualization.LayeredIcon;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.NoArgsConstructor;
@@ -28,6 +31,10 @@ public class CoreNode {
     private String icon;
     @JsonIgnore
     private boolean loaded = true;
+    @JsonIgnore
+    private LayeredIcon graphIcon;
+    @JsonIgnore
+    private RadioIcon radioIcon = new RadioIcon();
 
     public CoreNode(Integer id) {
         this.id = id;
@@ -35,6 +42,15 @@ public class CoreNode {
         this.loaded = false;
     }
 
+    public LayeredIcon getGraphIcon() {
+        if (graphIcon == null) {
+            graphIcon = IconUtils.getIcon(icon);
+            graphIcon.add(radioIcon);
+        }
+
+        return graphIcon;
+    }
+
     @JsonIgnore
     public String getNodeTypeKey() {
         if (model == null) {

corefx/src/main/java/com/core/graph/NetworkGraph.java

@@ -10,7 +10,6 @@ import edu.uci.ics.jung.graph.ObservableGraph;
 import edu.uci.ics.jung.graph.event.GraphEvent;
 import edu.uci.ics.jung.graph.event.GraphEventListener;
 import edu.uci.ics.jung.graph.util.Pair;
-import edu.uci.ics.jung.visualization.LayeredIcon;
 import edu.uci.ics.jung.visualization.RenderContext;
 import edu.uci.ics.jung.visualization.VisualizationViewer;
 import edu.uci.ics.jung.visualization.annotations.AnnotationControls;
@@ -57,7 +56,6 @@ public class NetworkGraph {
     private Set<NodeType> nodeTypes = new HashSet<>();
     private CorePopupGraphMousePlugin customPopupPlugin;
     private CoreAnnotatingGraphMousePlugin<CoreNode, CoreLink> customAnnotatingPlugin;
-    private RadioIcon radioIcon = new RadioIcon();
 
     public NetworkGraph(Controller controller) {
         this.controller = controller;
@@ -77,13 +75,9 @@ public class NetworkGraph {
             return new Ellipse2D.Double(offset, offset, IconUtils.ICON_SIZE, IconUtils.ICON_SIZE);
         });
         renderContext.setVertexIconTransformer(vertex -> {
-            LayeredIcon icon = IconUtils.getIcon(vertex.getIcon());
-            if (hasWirelessLink(vertex)) {
-                icon.add(radioIcon);
-            } else {
-                icon.remove(radioIcon);
-            }
-            return icon;
+            long wirelessLinks = wirelessLinkCount(vertex);
+            vertex.getRadioIcon().setWiressLinks(wirelessLinks);
+            return vertex.getGraphIcon();
         });
 
         // edge render properties
@@ -312,8 +306,13 @@ public class NetworkGraph {
         CoreNode node = vertexEvent.getVertex();
         if (!node.isLoaded()) {
             node.setType(nodeType.getValue());
-            node.setIcon(nodeType.getIcon());
             node.setModel(nodeType.getModel());
+            node.setIcon(nodeType.getIcon());
+            if (node.getType() == NodeType.EMANE) {
+                String emaneModel = controller.getNodeEmaneDialog().getModels().get(0);
+                node.setEmane(emaneModel);
+            }
+
             logger.info("adding user created node: {}", node);
             nodeMap.put(node.getId(), node);
         }
@@ -369,14 +368,10 @@ public class NetworkGraph {
         return result || isWirelessNode(nodeTwo);
     }
 
-    private boolean hasWirelessLink(CoreNode node) {
-        for (CoreNode neighbor : graph.getNeighbors(node)) {
-            if (isWirelessNode(neighbor)) {
-                return true;
-            }
-        }
-
-        return false;
+    private long wirelessLinkCount(CoreNode node) {
+        return graph.getNeighbors(node).stream()
+                .filter(this::isWirelessNode)
+                .count();
     }
 
     public void addLink(CoreLink link) {

corefx/src/main/java/com/core/graph/RadioIcon.java

@@ -1,11 +1,15 @@
 package com.core.graph;
 
 import com.core.utils.IconUtils;
+import lombok.Data;
 
 import javax.swing.*;
 import java.awt.*;
 
+@Data
 public class RadioIcon implements Icon {
+    private long wiressLinks = 0;
+
     @Override
     public int getIconHeight() {
         return IconUtils.ICON_SIZE;
@@ -19,6 +23,9 @@ public class RadioIcon implements Icon {
     @Override
     public void paintIcon(Component c, Graphics g, int x, int y) {
         g.setColor(Color.black);
-        g.fillOval(x, y, 10, 10);
+        for (int i = 0; i < wiressLinks; i++) {
+            g.fillOval(x, y, 10, 10);
+            x += 15;
+        }
     }
 }

corefx/src/main/java/com/core/ui/NodeEmaneDialog.java

@@ -1,9 +1,9 @@
 package com.core.ui;
 
 import com.core.Controller;
-import com.core.data.CoreNode;
 import com.core.client.rest.ConfigOption;
 import com.core.client.rest.GetConfig;
+import com.core.data.CoreNode;
 import com.jfoenix.controls.JFXButton;
 import com.jfoenix.controls.JFXComboBox;
 import javafx.event.ActionEvent;
@@ -50,6 +50,10 @@ public class NodeEmaneDialog extends StageDialog {
         modelCombo.getSelectionModel().selectFirst();
     }
 
+    public List<String> getModels() {
+        return modelCombo.getItems();
+    }
+
     private void emaneButtonHandler(ActionEvent event) {
         try {
             GetConfig getConfig = getCoreClient().getEmaneConfig(coreNode);