From 4626de081953705b4538f6f985133a2b4b4fb0b8 Mon Sep 17 00:00:00 2001
From: Rupert Curwen <rupert-github@curwen.info>
Date: Fri, 11 Apr 2014 10:30:59 +0100
Subject: [PATCH] Added option to turn off "moveSinksRight"

Sometimes you just don't want your sinks in the right stack!
---
 sankey/sankey.js | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/sankey/sankey.js b/sankey/sankey.js
index c3bc59f..e5db1e9 100644
--- a/sankey/sankey.js
+++ b/sankey/sankey.js
@@ -4,7 +4,8 @@ d3.sankey = function() {
       nodePadding = 8,
       size = [1, 1],
       nodes = [],
-      links = [];
+      links = [],
+      sinksRight = true;
 
   sankey.nodeWidth = function(_) {
     if (!arguments.length) return nodeWidth;
@@ -36,6 +37,12 @@ d3.sankey = function() {
     return sankey;
   };
 
+ sankey.sinksRight = function (_) {
+    if (!arguments.length) return sinksRight;
+    sinksRight = _;
+    return sankey;
+ };
+
   sankey.layout = function(iterations) {
     computeNodeLinks();
     computeNodeValues();
@@ -126,7 +133,7 @@ d3.sankey = function() {
     }
 
     //
-    moveSinksRight(x);
+    if (sinksRight) moveSinksRight(x);
     scaleNodeBreadths((size[0] - nodeWidth) / (x - 1));
   }