fix: redundant code

demos/radial-interact-layout.html

@@ -3300,9 +3300,7 @@
     maxIteration: 200,
     focusNode,
     unitRadius: mainUnitRadius,
-	linkDistance: 230,
-	nodeSize: 20,
-	nonOverlap: true
+    linkDistance: 250
   });
 
   G6.registerBehavior('click-add-node', {
@@ -3376,7 +3374,8 @@
 	  const maxDegree = 4;
 	  // the max degree about foces(clicked) node in the original data
 	  const oMaxDegree = 3;
-	  const unitRadius = 60;
+	  const unitRadius = 40;
+	  const focusNodeId = "2";
 	  // re-place the clicked node far away the exisiting items
 	  // along the radius from center node to it
 	  const vx = itemModel.x - focusNode.x;
@@ -3389,11 +3388,9 @@
 	  const subRadialLayout = new Radial({
 		center: [ itemModel.x, itemModel.y ],
 		maxIteration: 200,
-		focusNode: itemModel,
+		focusNode: "2",
 		unitRadius,
-		linkDistance: 120,
-		nodeSize: 20,
-		nonOverlap: true
+		linkDistance: 180
 	  }); 
 	  graph.addPlugin(subRadialLayout);
 	  // only layout the newly added part around the clicked node
@@ -3401,8 +3398,6 @@
 		{'nodes': newNodeModels,
 		'edges': newEdgeModels}
 	  );
-
-	  focusNode = itemModel;
       graph.changeData({"nodes": allNodeModels, "edges": allEdgeModels});
 	}
   });

plugins/radial/index.js

@@ -198,8 +198,6 @@ class Radial extends Base {
     const self = this;
     const vparam = 1 - param;
     const focusIndex = self.get('focusIndex');
-    const nonOverlap = self.get('nonOverlap');
-    const nodeRadius = self.get('nodeRadius');
     positions.forEach((v, i) => { // v
       const originDis = Util.getEDistance(v, [ 0, 0 ]);
       const reciODis = originDis === 0 ? 0 : 1 / originDis;
@@ -213,10 +211,7 @@ class Radial extends Base {
         // the euclidean distance between v and u
         const edis = Util.getEDistance(v, u);
         const reciEdis = edis === 0 ? 0 : 1 / edis;
-        let idealDis = D[j][i];
-        if (nonOverlap && radii[i] === radii[j] && param < 0.2 && edis < (2 * nodeRadius)) {
-          idealDis += (nodeRadius * 2);
-        }
+        const idealDis = D[j][i];
         // same for x and y
         denominator += W[i][j];
         // x