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trackpad horizontal and vertical scroll #523

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trackpad horizontal and vertical scroll #523

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7 changes: 6 additions & 1 deletion build/iscroll.js
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Original file line number Diff line number Diff line change
Expand Up @@ -242,6 +242,7 @@ function IScroll (el, options) {
resizeIndicator: true,

mouseWheelSpeed: 20,
mouseWheelScrollsHorizontally: true,

snapThreshold: 0.334,

Expand Down Expand Up @@ -977,9 +978,13 @@ IScroll.prototype = {
wheelDeltaX *= this.options.mouseWheelSpeed;
wheelDeltaY *= this.options.mouseWheelSpeed;

if ( !this.hasVerticalScroll ) {
if ( !this.hasHorizontalScroll ) {
wheelDeltaX = 0;
} else if ( !this.hasVerticalScroll && this.options.mouseWheelScrollsHorizontally ) {
wheelDeltaX = wheelDeltaY;
wheelDeltaY = 0;
} if ( !this.hasVerticalScroll ) {
wheelDeltaY = 0;
}

if ( this.options.snap ) {
Expand Down