From 77342727370d80a102382f42c5761a8365d6a42a Mon Sep 17 00:00:00 2001
From: Devin Howard <devin@callysto.com>
Date: Sun, 25 Sep 2016 20:10:18 +0800
Subject: [PATCH] hide circles when transitioning from topic view to map view

fixes #389
---
 frontend/src/Metamaps/Router.js    | 9 ++-------
 frontend/src/Metamaps/Visualize.js | 8 +++++++-
 2 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/frontend/src/Metamaps/Router.js b/frontend/src/Metamaps/Router.js
index 073c1d1b..8bcd3590 100644
--- a/frontend/src/Metamaps/Router.js
+++ b/frontend/src/Metamaps/Router.js
@@ -6,7 +6,6 @@ import Backbone from 'backbone'
 
 import Active from './Active'
 import GlobalUI from './GlobalUI'
-import JIT from './JIT'
 import Map from './Map'
 import Topic from './Topic'
 import Views from './Views'
@@ -170,9 +169,7 @@ const _Router = Backbone.Router.extend({
 
     // clear the visualization, if there was one, before showing its div again
     if (Visualize.mGraph) {
-      Visualize.mGraph.graph.empty()
-      Visualize.mGraph.plot()
-      JIT.centerMap(Visualize.mGraph.canvas)
+      Visualize.clearVisualization()
     }
     GlobalUI.showDiv('#infovis')
     Topic.end()
@@ -198,9 +195,7 @@ const _Router = Backbone.Router.extend({
 
     // clear the visualization, if there was one, before showing its div again
     if (Visualize.mGraph) {
-      Visualize.mGraph.graph.empty()
-      Visualize.mGraph.plot()
-      JIT.centerMap(Visualize.mGraph.canvas)
+      Visualize.clearVisualization()
     }
     GlobalUI.showDiv('#infovis')
     Map.end()
diff --git a/frontend/src/Metamaps/Visualize.js b/frontend/src/Metamaps/Visualize.js
index df5bab99..3804b6a8 100644
--- a/frontend/src/Metamaps/Visualize.js
+++ b/frontend/src/Metamaps/Visualize.js
@@ -220,7 +220,13 @@ const Visualize = {
         Router.navigate('/topics/' + t.id)
       }
     }, 800)
-  }
+  },
+  clearVisualization: function() {
+    Visualize.mGraph.graph.empty()
+    Visualize.mGraph.plot()
+    JIT.centerMap(Visualize.mGraph.canvas)
+    $('#infovis').empty()
+  },
 }
 
 export default Visualize