调整动画速度

src/js/graphMap.js

@@ -84,6 +84,7 @@ function drawGraph(data,resultShowId) {
                 force: {
                     repulsion: 500,
                     gravity: 0.8,
+                    friction :0.2, //动画速度
                     edgeLength: [4, 7],
                     layoutAnimation : true
                 },