Function parseVisibleItems

static/plugins/chart.js/Chart.bundle.js:6731–6744

* Helper function to traverse all of the visible elements in the chart * @param {Chart} chart - the chart * @param {function} handler - the callback to execute for each visible item

(chart, handler)

 * @param {function} handler - the callback to execute for each visible item
 */
function parseVisibleItems(chart, handler) {
	var metasets = chart._getSortedVisibleDatasetMetas();
	var metadata, i, j, ilen, jlen, element;

	for (i = 0, ilen = metasets.length; i < ilen; ++i) {
		metadata = metasets[i].data;
		for (j = 0, jlen = metadata.length; j < jlen; ++j) {
			element = metadata[j];
			if (!element._view.skip) {
				handler(element);
			}
		}
	}
}

/**
 * Helper function to get the items that intersect the event position