From c4a1115d27233f6f08fb683c072cfc4447a2298c Mon Sep 17 00:00:00 2001
From: Dan Vanderkam <dan@dygraphs.com>
Date: Thu, 22 Mar 2012 17:44:36 -0400
Subject: [PATCH] Fix Issue 299:  option labelsKMG2 doesn't support anything
 after terabyte (T)

---
 dygraph-tickers.js   | 8 ++++----
 tests/labelsKMB.html | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/dygraph-tickers.js b/dygraph-tickers.js
index b91b82f..41e60e4 100644
--- a/dygraph-tickers.js
+++ b/dygraph-tickers.js
@@ -170,12 +170,12 @@ Dygraph.numericTicks = function(a, b, pixels, opts, dygraph, vals) {
   var k_labels = [];
   if (opts("labelsKMB")) {
     k = 1000;
-    k_labels = [ "K", "M", "B", "T" ];
+    k_labels = [ "K", "M", "B", "T", "Q" ];
   }
   if (opts("labelsKMG2")) {
     if (k) Dygraph.warn("Setting both labelsKMB and labelsKMG2. Pick one!");
     k = 1024;
-    k_labels = [ "k", "M", "G", "T" ];
+    k_labels = [ "k", "M", "G", "T", "P", "E" ];
   }
 
   var formatter = opts('axisLabelFormatter');
@@ -190,8 +190,8 @@ Dygraph.numericTicks = function(a, b, pixels, opts, dygraph, vals) {
     if (k_labels.length > 0) {
       // TODO(danvk): should this be integrated into the axisLabelFormatter?
       // Round up to an appropriate unit.
-      var n = k*k*k*k;
-      for (j = 3; j >= 0; j--, n /= k) {
+      var n = Math.pow(k, k_labels.length);
+      for (j = k_labels.length - 1; j >= 0; j--, n /= k) {
         if (absTickV >= n) {
           label = Dygraph.round_(tickV / n, opts('digitsAfterDecimal')) +
               k_labels[j];
diff --git a/tests/labelsKMB.html b/tests/labelsKMB.html
index 2be418e..dd4899e 100644
--- a/tests/labelsKMB.html
+++ b/tests/labelsKMB.html
@@ -33,7 +33,7 @@
       };
 
       var data = [];
-      for (var i = 0, n = 1; i < 43; i++, n *= 2) {
+      for (var i = 0, n = 1; i < 63; i++, n *= 2) {
         data.push([i, n]);
       }
 
-- 
2.7.4