Don't enlarge focused nodes.

- Calculate size based on number of nodes that come up into the
  selection area.

client/app/scripts/charts/node-container.js

@@ -11,7 +11,7 @@ export default class NodeContainer extends React.Component {
   render() {
     const { dx, dy, focused, layoutPrecision, zoomScale } = this.props;
     const animConfig = [80, 20]; // stiffness, damping
-    const scaleFactor = focused ? (2 / zoomScale) : 1;
+    const scaleFactor = focused ? (1 / zoomScale) : 1;
     const other = _.omit(this.props, 'dx', 'dy');
 
     return (

client/app/scripts/charts/node.js

@@ -55,9 +55,11 @@ export default class Node extends React.Component {
   }
 
   render() {
-    const { blurred, focused, highlighted, label, nodeScale, pseudo, rank,
+    const { blurred, focused, highlighted, label, pseudo, rank,
       subLabel, scaleFactor, transform, zoomScale } = this.props;
 
+    const nodeScale = focused ? this.props.selectedNodeScale : this.props.nodeScale;
+
     const color = getNodeColor(rank, label, pseudo);
     const labelText = ellipsis(label, 14, nodeScale(4 * scaleFactor));
     const subLabelText = ellipsis(subLabel, 12, nodeScale(4 * scaleFactor));

client/app/scripts/charts/nodes-chart.js

@@ -270,7 +270,7 @@ export default class NodesChart extends React.Component {
     });
 
     // auto-scale node size for selected nodes
-    const selectedNodeScale = this.getNodeScale(props);
+    const selectedNodeScale = this.getNodeScale(Object.assign({}, props, {nodes: adjacentNodes}));
 
     return {
       selectedNodeScale,