From a195c8b8be624ac2fa8ad57e0c47dbf5090968e3 Mon Sep 17 00:00:00 2001
From: zepumph <michael.kauzmann@colorado.edu>
Date: Fri, 8 Nov 2019 13:46:04 -0900
Subject: [PATCH] replace MovableDragHandler with DragListener,
 https://github.com/phetsims/projectile-motion/issues/183

---
 js/listeners/DragListener.js | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/js/listeners/DragListener.js b/js/listeners/DragListener.js
index cabc08da8..002387abe 100644
--- a/js/listeners/DragListener.js
+++ b/js/listeners/DragListener.js
@@ -632,6 +632,30 @@ define( require => {
     },
     get dragBounds() { return this.getDragBounds(); },
 
+    /**
+     * Sets the drag transform of the listener.
+     * @public
+     *
+     * @param {Bounds2} transform
+     */
+    setTransform: function( transform ) {
+      assert && assert( transform instanceof Transform3 );
+
+      this._transform = transform;
+    },
+    set transform( transform ) { this.setTransform( transform ); },
+
+    /**
+     * Returns the transform of the listener.
+     * @public
+     *
+     * @returns {Transform3}
+     */
+    getTransform: function() {
+      return this._transform;
+    },
+    get transform() { return this.getTransform(); },
+
     /**
      * Interrupts the listener, releasing it (canceling behavior).
      * @public