_initIndicators.js
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_initIndicators: function () {
var interactive = this.options.interactiveScrollbars,
customStyle = typeof this.options.scrollbars != 'string',
indicators = [],
indicator;
var that = this;
this.indicators = [];
if ( this.options.scrollbars ) {
// Vertical scrollbar
if ( this.options.scrollY ) {
indicator = {
el: createDefaultScrollbar('v', interactive, this.options.scrollbars),
interactive: interactive,
defaultScrollbars: true,
customStyle: customStyle,
resize: this.options.resizeScrollbars,
shrink: this.options.shrinkScrollbars,
fade: this.options.fadeScrollbars,
listenX: false
};
this.wrapper.appendChild(indicator.el);
indicators.push(indicator);
}
// Horizontal scrollbar
if ( this.options.scrollX ) {
indicator = {
el: createDefaultScrollbar('h', interactive, this.options.scrollbars),
interactive: interactive,
defaultScrollbars: true,
customStyle: customStyle,
resize: this.options.resizeScrollbars,
shrink: this.options.shrinkScrollbars,
fade: this.options.fadeScrollbars,
listenY: false
};
this.wrapper.appendChild(indicator.el);
indicators.push(indicator);
}
}
if ( this.options.indicators ) {
// TODO: check concat compatibility
indicators = indicators.concat(this.options.indicators);
}
for ( var i = indicators.length; i--; ) {
this.indicators.push( new Indicator(this, indicators[i]) );
}
// TODO: check if we can use array.map (wide compatibility and performance issues)
function _indicatorsMap (fn) {
if (that.indicators) {
for ( var i = that.indicators.length; i--; ) {
fn.call(that.indicators[i]);
}
}
}
if ( this.options.fadeScrollbars ) {
this.on('scrollEnd', function () {
_indicatorsMap(function () {
this.fade();
});
});
this.on('scrollCancel', function () {
_indicatorsMap(function () {
this.fade();
});
});
this.on('scrollStart', function () {
_indicatorsMap(function () {
this.fade(1);
});
});
this.on('beforeScrollStart', function () {
_indicatorsMap(function () {
this.fade(1, true);
});
});
}
this.on('refresh', function () {
_indicatorsMap(function () {
this.refresh();
});
});
this.on('destroy', function () {
_indicatorsMap(function () {
this.destroy();
});
delete this.indicators;
});
},