"mouseWheelAnimationDuration" option

README.md

@@ -624,6 +624,12 @@ Set the speed of the mouse wheel.
 
 Default: `20`
 
+### <small>options.</small>mouseWheelAnimationDuration
+
+Set the duration of the mouse wheel scroll animation.
+
+Default: `0`
+
 ### <small>options.</small>preventDefaultException
 
 These are all the exceptions when `preventDefault()` would be fired anyway despite the **preventDefault** option value.

build/iscroll-infinite.js

@@ -1003,7 +1003,7 @@ IScroll.prototype = {
 			newY = this.maxScrollY;
 		}
 
-		this.scrollTo(newX, newY, 0);
+		this.scrollTo(newX, newY, (this.options.mouseWheelAnimationDuration || 0));
 
 		if ( this.options.probeType > 1 ) {
 			this._execEvent('scroll');

build/iscroll-probe.js

@@ -1125,7 +1125,7 @@ IScroll.prototype = {
 			newY = this.maxScrollY;
 		}
 
-		this.scrollTo(newX, newY, 0);
+		this.scrollTo(newX, newY, (this.options.mouseWheelAnimationDuration || 0));
 
 		if ( this.options.probeType > 1 ) {
 			this._execEvent('scroll');

build/iscroll-zoom.js

@@ -1289,7 +1289,7 @@ IScroll.prototype = {
 			newY = this.maxScrollY;
 		}
 
-		this.scrollTo(newX, newY, 0);
+		this.scrollTo(newX, newY, (this.options.mouseWheelAnimationDuration || 0));
 
 // INSERT POINT: _wheel
 	},

build/iscroll.js

@@ -1116,7 +1116,7 @@ IScroll.prototype = {
 			newY = this.maxScrollY;
 		}
 
-		this.scrollTo(newX, newY, 0);
+		this.scrollTo(newX, newY, (this.options.mouseWheelAnimationDuration || 0));
 
 // INSERT POINT: _wheel
 	},

src/wheel/build.json

@@ -1,6 +1,6 @@
 {
 	"insert": {
-		"OPTIONS": "\t\tmouseWheelSpeed: 20,",
+		"OPTIONS": "\t\tmouseWheelSpeed: 20,\n\tmouseWheelAnimationDuration: 0,",
 		"NORMALIZATION": "\tthis.options.invertWheelDirection = this.options.invertWheelDirection ? -1 : 1;",
 		"_init": "\t\tif ( this.options.mouseWheel ) {\n\t\t\tthis._initWheel();\n\t\t}"
 	}

src/wheel/wheel.js

@@ -97,7 +97,7 @@
 			newY = this.maxScrollY;
 		}
 
-		this.scrollTo(newX, newY, 0);
+		this.scrollTo(newX, newY, (this.options.mouseWheelAnimationDuration || 0));
 
 // INSERT POINT: _wheel
 	},