adjust resonable options for disablePointer/Touch/Mouse

if browser doesn't have events, a default value of disablePointer/Touch/Mouse options is 'true'
- change default value about disablePointer,disableTouch, disableMouse options
- don't attach unnesassray events.
- fix two click/tap issue.

Close cubiq#361

build/iscroll-infinite.js

@@ -49,7 +49,7 @@ var utils = (function () {
 
 	me.prefixPointerEvent = function (pointerEvent) {
 		return window.MSPointerEvent ?
-			'MSPointer' + pointerEvent.charAt(9).toUpperCase() + pointerEvent.substr(10):
+			'MSPointer' + pointerEvent.charAt(7).toUpperCase() + pointerEvent.substr(8):
 			pointerEvent;
 	};
 
@@ -86,7 +86,7 @@ var utils = (function () {
 		hasTransform: _transform !== false,
 		hasPerspective: _prefixStyle('perspective') in _elementStyle,
 		hasTouch: 'ontouchstart' in window,
-		hasPointer: window.PointerEvent || window.MSPointerEvent, // IE10 is prefixed
+		hasPointer: !!(window.PointerEvent || window.MSPointerEvent), // IE10 is prefixed
 		hasTransition: _prefixStyle('transition') in _elementStyle
 	});
 
@@ -285,7 +285,9 @@ function IScroll (el, options) {
 		deceleration: 0.004,
 
 // INSERT POINT: OPTIONS
-
+		disablePointer : !utils.hasPointer,
+		disableTouch : utils.hasPointer || !utils.hasTouch,
+		disableMouse : utils.hasPointer || utils.hasTouch,
 		startX: 0,
 		startY: 0,
 		scrollY: true,

build/iscroll-lite.js

@@ -49,7 +49,7 @@ var utils = (function () {
 
 	me.prefixPointerEvent = function (pointerEvent) {
 		return window.MSPointerEvent ?
-			'MSPointer' + pointerEvent.charAt(9).toUpperCase() + pointerEvent.substr(10):
+			'MSPointer' + pointerEvent.charAt(7).toUpperCase() + pointerEvent.substr(8):
 			pointerEvent;
 	};
 
@@ -86,7 +86,7 @@ var utils = (function () {
 		hasTransform: _transform !== false,
 		hasPerspective: _prefixStyle('perspective') in _elementStyle,
 		hasTouch: 'ontouchstart' in window,
-		hasPointer: window.PointerEvent || window.MSPointerEvent, // IE10 is prefixed
+		hasPointer: !!(window.PointerEvent || window.MSPointerEvent), // IE10 is prefixed
 		hasTransition: _prefixStyle('transition') in _elementStyle
 	});
 
@@ -278,7 +278,9 @@ function IScroll (el, options) {
 	this.options = {
 
 // INSERT POINT: OPTIONS
-
+		disablePointer : !utils.hasPointer,
+		disableTouch : utils.hasPointer || !utils.hasTouch,
+		disableMouse : utils.hasPointer || utils.hasTouch,
 		startX: 0,
 		startY: 0,
 		scrollY: true,

build/iscroll-probe.js

@@ -49,7 +49,7 @@ var utils = (function () {
 
 	me.prefixPointerEvent = function (pointerEvent) {
 		return window.MSPointerEvent ?
-			'MSPointer' + pointerEvent.charAt(9).toUpperCase() + pointerEvent.substr(10):
+			'MSPointer' + pointerEvent.charAt(7).toUpperCase() + pointerEvent.substr(8):
 			pointerEvent;
 	};
 
@@ -86,7 +86,7 @@ var utils = (function () {
 		hasTransform: _transform !== false,
 		hasPerspective: _prefixStyle('perspective') in _elementStyle,
 		hasTouch: 'ontouchstart' in window,
-		hasPointer: window.PointerEvent || window.MSPointerEvent, // IE10 is prefixed
+		hasPointer: !!(window.PointerEvent || window.MSPointerEvent), // IE10 is prefixed
 		hasTransition: _prefixStyle('transition') in _elementStyle
 	});
 
@@ -284,7 +284,9 @@ function IScroll (el, options) {
 		snapThreshold: 0.334,
 
 // INSERT POINT: OPTIONS
-
+		disablePointer : !utils.hasPointer,
+		disableTouch : utils.hasPointer || !utils.hasTouch,
+		disableMouse : utils.hasPointer || utils.hasTouch,
 		startX: 0,
 		startY: 0,
 		scrollY: true,

build/iscroll-zoom.js

@@ -49,7 +49,7 @@ var utils = (function () {
 
 	me.prefixPointerEvent = function (pointerEvent) {
 		return window.MSPointerEvent ?
-			'MSPointer' + pointerEvent.charAt(9).toUpperCase() + pointerEvent.substr(10):
+			'MSPointer' + pointerEvent.charAt(7).toUpperCase() + pointerEvent.substr(8):
 			pointerEvent;
 	};
 
@@ -86,7 +86,7 @@ var utils = (function () {
 		hasTransform: _transform !== false,
 		hasPerspective: _prefixStyle('perspective') in _elementStyle,
 		hasTouch: 'ontouchstart' in window,
-		hasPointer: window.PointerEvent || window.MSPointerEvent, // IE10 is prefixed
+		hasPointer: !!(window.PointerEvent || window.MSPointerEvent), // IE10 is prefixed
 		hasTransition: _prefixStyle('transition') in _elementStyle
 	});
 
@@ -287,7 +287,9 @@ function IScroll (el, options) {
 		snapThreshold: 0.334,
 
 // INSERT POINT: OPTIONS
-
+		disablePointer : !utils.hasPointer,
+		disableTouch : utils.hasPointer || !utils.hasTouch,
+		disableMouse : utils.hasPointer || utils.hasTouch,
 		startX: 0,
 		startY: 0,
 		scrollY: true,

build/iscroll.js

@@ -49,7 +49,7 @@ var utils = (function () {
 
 	me.prefixPointerEvent = function (pointerEvent) {
 		return window.MSPointerEvent ?
-			'MSPointer' + pointerEvent.charAt(9).toUpperCase() + pointerEvent.substr(10):
+			'MSPointer' + pointerEvent.charAt(7).toUpperCase() + pointerEvent.substr(8):
 			pointerEvent;
 	};
 
@@ -86,7 +86,7 @@ var utils = (function () {
 		hasTransform: _transform !== false,
 		hasPerspective: _prefixStyle('perspective') in _elementStyle,
 		hasTouch: 'ontouchstart' in window,
-		hasPointer: window.PointerEvent || window.MSPointerEvent, // IE10 is prefixed
+		hasPointer: !!(window.PointerEvent || window.MSPointerEvent), // IE10 is prefixed
 		hasTransition: _prefixStyle('transition') in _elementStyle
 	});
 
@@ -284,7 +284,9 @@ function IScroll (el, options) {
 		snapThreshold: 0.334,
 
 // INSERT POINT: OPTIONS
-
+		disablePointer : !utils.hasPointer,
+		disableTouch : utils.hasPointer || !utils.hasTouch,
+		disableMouse : utils.hasPointer || utils.hasTouch,
 		startX: 0,
 		startY: 0,
 		scrollY: true,

src/core.js

@@ -7,7 +7,9 @@ function IScroll (el, options) {
 	this.options = {
 
 // INSERT POINT: OPTIONS
-
+		disablePointer : !utils.hasPointer,
+		disableTouch : utils.hasPointer || !utils.hasTouch,
+		disableMouse : utils.hasPointer || utils.hasTouch,
 		startX: 0,
 		startY: 0,
 		scrollY: true,