From 1fad2956004ddb8e89f33e0c1b9ea0e97c016a24 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=BCrg=20Lehni?= <juerg@scratchdisk.com>
Date: Tue, 7 Mar 2017 12:34:59 +0100
Subject: [PATCH] Facilitate minification.

---
 src/basic/Point.js       | 3 ++-
 src/basic/Size.js        | 3 ++-
 src/path/SegmentPoint.js | 3 ++-
 3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/basic/Point.js b/src/basic/Point.js
index 2efe55e7..effb42d4 100644
--- a/src/basic/Point.js
+++ b/src/basic/Point.js
@@ -747,7 +747,8 @@ var Point = Base.extend(/** @lends Point# */{
      * @return {Boolean} {@true if both x and y are 0}
      */
     isZero: function() {
-        return Numerical.isZero(this.x) && Numerical.isZero(this.y);
+        var isZero = Numerical.isZero;
+        return isZero(this.x) && isZero(this.y);
     },
 
     /**
diff --git a/src/basic/Size.js b/src/basic/Size.js
index 16cf4092..af10e6b5 100644
--- a/src/basic/Size.js
+++ b/src/basic/Size.js
@@ -388,7 +388,8 @@ var Size = Base.extend(/** @lends Size# */{
      * @return {Boolean} {@true if both width and height are 0}
      */
     isZero: function() {
-        return Numerical.isZero(this.width) && Numerical.isZero(this.height);
+        var isZero = Numerical.isZero;
+        return isZero(this.width) && isZero(this.height);
     },
 
     /**
diff --git a/src/path/SegmentPoint.js b/src/path/SegmentPoint.js
index 27c7974c..2ea2835d 100644
--- a/src/path/SegmentPoint.js
+++ b/src/path/SegmentPoint.js
@@ -73,10 +73,11 @@ var SegmentPoint = Point.extend({
     },
 
     isZero: function() {
+        var isZero = Numerical.isZero;
         // Provide our own version of Point#isZero() that does not use the x / y
         // accessors but the internal properties directly, for performance
         // reasons, since it is used a lot internally.
-        return Numerical.isZero(this._x) && Numerical.isZero(this._y);
+        return isZero(this._x) && isZero(this._y);
     },
 
     isSelected: function() {