dist/claygl.es.js
function () {
        var dom = this.domElement;

        vendor.addEventListener(dom, 'touchstart', this._mouseDownHandler);

        vendor.addEventListener(dom, 'mousedown', this._mouseDownHandler);
        vendor.addEventListener(dom, 'wheel', this._mouseWheelHandler);

        if (this.timeline) {
            this.timeline.on('frame', this.update, this);
        }
        if (this.target) {
            this.decomposeTransform();
        }
    }
function () {
        var dom = this.domElement;

        vendor.addEventListener(dom, 'touchstart', this._mouseDownHandler);

        vendor.addEventListener(dom, 'mousedown', this._mouseDownHandler);
        vendor.addEventListener(dom, 'wheel', this._mouseWheelHandler);

        if (this.timeline) {
            this.timeline.on('frame', this.update, this);
        }
        if (this.target) {
            this.decomposeTransform();
        }
    }
function ( ) { var dom = this . domElement ; vendor . addEventListener ( dom , 'touchstart' , this . _mouseDownHandler ) ; vendor . addEventListener ( dom , 'mousedown' , this . _mouseDownHandler ) ; vendor . addEventListener ( dom , 'wheel' , this . _mouseWheelHandler ) ; if ( this . timeline ) { this . timeline . on ( 'frame' , this . update , this ) ; } if ( this . target ) { this . decomposeTransform ( ) ; } }
Initialize.
Mouse event binding
Initialize . Mouse event binding