From 4860059bc544e5b5d6b0d596b9e7b28f0aaec287 Mon Sep 17 00:00:00 2001
From: Jason Park <parkjs814@gmail.com>
Date: Thu, 19 May 2016 01:43:50 -0500
Subject: [PATCH] support drawing tree of WeightedGraph

---
 js/module/graph.js | 1 +
 js/script.js       | 1 +
 js/tracer.js       | 5 +++--
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/js/module/graph.js b/js/module/graph.js
index 0f1a380..3e8bfef 100644
--- a/js/module/graph.js
+++ b/js/module/graph.js
@@ -59,6 +59,7 @@ GraphTracer.prototype.setTreeData = function (G, root) {
     if (this.setData(G, root)) return true;
 
     var place = function (node, x, y) {
+        console.log(node);
         var temp = graph.nodes(n(node));
         temp.x = x;
         temp.y = y;
diff --git a/js/script.js b/js/script.js
index 7cdcc73..f35389f 100644
--- a/js/script.js
+++ b/js/script.js
@@ -20,6 +20,7 @@ dataEditor.on('change', function () {
 });
 
 var loadFile = function (category, algorithm, file, explanation) {
+    lastModule = null;
     lastData = null;
     $('#explanation').html(explanation);
     dataEditor.setValue('');
diff --git a/js/tracer.js b/js/tracer.js
index f5bc147..115333b 100644
--- a/js/tracer.js
+++ b/js/tracer.js
@@ -1,5 +1,5 @@
 var timer = null;
-var lastData = null;
+var lastModule = null, lastData = null;
 var stepLimit = 1e6;
 
 var Tracer = function (module) {
@@ -30,7 +30,8 @@ Tracer.prototype.createRandomData = function (arguments) {
 
 Tracer.prototype.setData = function (arguments) {
     var data = JSON.stringify(arguments);
-    if (lastData == data) return true;
+    if (lastModule == this.module && lastData == data) return true;
+    lastModule = this.module;
     lastData = data;
     return false;
 };
-- 
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