From ebf5d7ce980cd6ed58e13894bd957248d50e2c35 Mon Sep 17 00:00:00 2001
From: Jan Varwig <jan@varwig.org>
Date: Mon, 23 Jan 2017 15:57:31 +0100
Subject: [PATCH] Add spline property to c3 ChartConfiguration

This has been added to C3 in 0.4.11:
https://github.com/c3js/c3/commit/bbb6d1c0366164b6c472b87d2cbde7dbc7c4629e
---
 c3/index.d.ts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/c3/index.d.ts b/c3/index.d.ts
index aa960b0b60..5edb096395 100644
--- a/c3/index.d.ts
+++ b/c3/index.d.ts
@@ -248,6 +248,15 @@ declare namespace c3 {
              */
             width?: number;
         };
+
+        spline?: {
+            interpolation?: {
+                /**
+                 * Set custom spline interpolation
+                 */
+                type?: 'linear' | 'linear-closed' | 'basis' | 'basis-open' | 'basis-closed' | 'bundle' | 'cardinal' | 'cardinal-open' | 'cardinal-closed' | 'monotone';
+            };
+        };
     }
 
     interface Data {