From 30e77c863e14e42468fa5276ae30ca8753c385cb Mon Sep 17 00:00:00 2001
From: aaronhayes <aaron.hayes@uqconnect.edu.au>
Date: Sat, 25 Apr 2015 23:40:00 +1000
Subject: [PATCH 1/3] Update x-labels without full redraw

---
 .gitignore  | 2 ++
 lib/core.js | 1 +
 2 files changed, 3 insertions(+)

diff --git a/.gitignore b/.gitignore
index dfad54d..ed8166f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,3 +30,5 @@ node_modules
 .DS_Store
 showcase
 .generator-release
+
+.idea/*
\ No newline at end of file
diff --git a/lib/core.js b/lib/core.js
index 5cfa723..871c51e 100644
--- a/lib/core.js
+++ b/lib/core.js
@@ -42,6 +42,7 @@ module.exports = {
       } else {
         dataKey = dataKey || dataKeys[chart.name];
         updatePoints(nextProps, chart, dataKey);
+        chart.scale.xLabels = nextProps.data.labels;
         chart.update();
       }
     };

From 13fe5bee6b235c382fd12b427d55a7a3d92a3a17 Mon Sep 17 00:00:00 2001
From: aaronhayes <aaron.hayes@uqconnect.edu.au>
Date: Sun, 26 Apr 2015 16:58:46 +1000
Subject: [PATCH 2/3] dynamically add data to chart

---
 lib/core.js | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/lib/core.js b/lib/core.js
index 871c51e..d3edba2 100644
--- a/lib/core.js
+++ b/lib/core.js
@@ -94,12 +94,21 @@ var updatePoints = function(nextProps, chart, dataKey) {
   } else {
     nextProps.data.datasets.forEach(function(set, setIndex) {
       set.data.forEach(function(val, pointIndex) {
-        chart.datasets[setIndex][dataKey][pointIndex].value = val;
+        if (typeof(chart.datasets[setIndex][dataKey][pointIndex]) == "undefined") {
+          addData(nextProps, chart, setIndex, pointIndex);
+        } else {
+          chart.datasets[setIndex][dataKey][pointIndex].value = val;
+        }
       });
     });
   }
 };
 
-
-
+var addData = function(nextProps, chart, setIndex, pointIndex) {
+  var values = [];
+  nextProps.data.datasets.forEach(function(set) {
+    values.push(set.data[pointIndex]);
+  });
+  chart.addData(values, nextProps.data.labels[setIndex]);
+};
 

From 750ee873c4fcda515e2d3ddf2538e8cb319d5989 Mon Sep 17 00:00:00 2001
From: aaronhayes <aaron.hayes@uqconnect.edu.au>
Date: Tue, 28 Apr 2015 11:54:15 +1000
Subject: [PATCH 3/3] dynamically remove data from chart. Auto rotate x-scale
 labels.

---
 lib/core.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/core.js b/lib/core.js
index d3edba2..c3b5620 100644
--- a/lib/core.js
+++ b/lib/core.js
@@ -43,6 +43,7 @@ module.exports = {
         dataKey = dataKey || dataKeys[chart.name];
         updatePoints(nextProps, chart, dataKey);
         chart.scale.xLabels = nextProps.data.labels;
+        chart.scale.calculateXLabelRotation();
         chart.update();
       }
     };
@@ -92,6 +93,9 @@ var updatePoints = function(nextProps, chart, dataKey) {
       chart.segments[segmentIndex].value = segment.value;
     });
   } else {
+    while (chart.scale.xLabels.length > nextProps.data.labels.length) {
+      chart.removeData();
+    }
     nextProps.data.datasets.forEach(function(set, setIndex) {
       set.data.forEach(function(val, pointIndex) {
         if (typeof(chart.datasets[setIndex][dataKey][pointIndex]) == "undefined") {