From 4da61e8ae9f7fc78df7971cbb3b10219d59717ad Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Mon, 22 Apr 2013 16:30:55 +0200
Subject: [PATCH] Configure ol.interaction.TouchRotate with options

---
 src/objectliterals.jsdoc                     | 5 +++++
 src/ol/interaction/touchrotateinteraction.js | 9 +++++----
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/objectliterals.jsdoc b/src/objectliterals.jsdoc
index a66bc2a5a8..b3e43feb4e 100644
--- a/src/objectliterals.jsdoc
+++ b/src/objectliterals.jsdoc
@@ -229,6 +229,11 @@
  * @property {ol.Kinetic|undefined} kinetic Kinetic.
  */
 
+/**
+ * @typedef {Object} ol.interaction.TouchRotateOptions
+ * @property {number|undefined} threshold Minimal angle to start a rotation.
+ */
+
 /**
  * @typedef {Object} ol.layer.LayerOptions
  * @property {number|undefined} brightness Brightness.
diff --git a/src/ol/interaction/touchrotateinteraction.js b/src/ol/interaction/touchrotateinteraction.js
index d7ffb146f5..e0e4c9e937 100644
--- a/src/ol/interaction/touchrotateinteraction.js
+++ b/src/ol/interaction/touchrotateinteraction.js
@@ -21,13 +21,14 @@ ol.interaction.TOUCHROTATE_ANIMATION_DURATION = 250;
 /**
  * @constructor
  * @extends {ol.interaction.Touch}
- * @param {number=} opt_threshold Minimal angle to start a rotation.
- *     Default to 0.3 (radian).
+ * @param {ol.interaction.TouchRotateOptions=} opt_options Options.
  */
-ol.interaction.TouchRotate = function(opt_threshold) {
+ol.interaction.TouchRotate = function(opt_options) {
 
   goog.base(this);
 
+  var options = goog.isDef(opt_options) ? opt_options : {};
+
   /**
    * @private
    * @type {ol.Coordinate}
@@ -56,7 +57,7 @@ ol.interaction.TouchRotate = function(opt_threshold) {
    * @private
    * @type {number}
    */
-  this.threshold_ = goog.isDef(opt_threshold) ? opt_threshold : 0.3;
+  this.threshold_ = goog.isDef(options.threshold) ? options.threshold : 0.3;
 
 };
 goog.inherits(ol.interaction.TouchRotate, ol.interaction.Touch);