Function Mark

docs/app/js/sanddance-app.js:120138–120140

* Bind scenegraph items to a scenegraph mark instance. * @constructor * @param {object} params - The parameters for this operator. * @param {object} params.markdef - The mark definition for creating the mark. * This is an object of legal scenegraph mark properties which *must* include * the

(params)

 *   This is an object of legal scenegraph mark properties which *must* include
 *   the 'marktype' property.
 */ function Mark(params) {
    (0, _vegaDataflow.Transform).call(this, null, params);
}
(0, _vegaUtil.inherits)(Mark, (0, _vegaDataflow.Transform), {
    transform (_, pulse) {
        let mark = this.value; // acquire mark on first invocation, bind context and group