From: Evert Timberg <evert.timberg+github@gmail.com>
Date: Sun, 12 Jun 2016 13:19:33 +0000 (-0400)
Subject: Capping these to the chart bounds causes lines to bend during pan and zoom
X-Git-Tag: v2.1.5~1^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F2758%2Fhead;p=thirdparty%2FChart.js.git

Capping these to the chart bounds causes lines to bend during pan and zoom
---

diff --git a/src/controllers/controller.line.js b/src/controllers/controller.line.js
index 7e8d8ae3e..a0138eed2 100644
--- a/src/controllers/controller.line.js
+++ b/src/controllers/controller.line.js
@@ -254,11 +254,10 @@ module.exports = function(Chart) {
 					meta.dataset._model.tension
 				);
 
-				// Prevent the bezier going outside of the bounds of the graph
-				model.controlPointPreviousX = Math.max(Math.min(controlPoints.previous.x, area.right), area.left);
-				model.controlPointPreviousY = Math.max(Math.min(controlPoints.previous.y, area.bottom), area.top);
-				model.controlPointNextX = Math.max(Math.min(controlPoints.next.x, area.right), area.left);
-				model.controlPointNextY = Math.max(Math.min(controlPoints.next.y, area.bottom), area.top);
+				model.controlPointPreviousX = controlPoints.previous.x;
+				model.controlPointPreviousY = controlPoints.previous.y;
+				model.controlPointNextX = controlPoints.next.x;
+				model.controlPointNextY = controlPoints.next.y;
 			}
 		},