Function toggleHighlight

libs/echarts/echarts.simple.js:24813–24830

* @param {module:echarts/data/List} data * @param {Object} payload * @param {string} state 'normal'|'emphasis'

(data, payload, state)

 * @param {string} state 'normal'|'emphasis'
 */
function toggleHighlight(data, payload, state) {
    var dataIndex = queryDataIndex(data, payload);

    var highlightDigit = (payload && payload.highlightKey != null)
        ? getHighlightDigit(payload.highlightKey)
        : null;

    if (dataIndex != null) {
        each$1(normalizeToArray(dataIndex), function (dataIdx) {
            elSetState(data.getItemGraphicEl(dataIdx), state, highlightDigit);
        });
    }
    else {
        data.eachItemGraphicEl(function (el) {
            elSetState(el, state, highlightDigit);
        });
    }
}

// Enable Chart.extend.
enableClassExtend(Chart, ['dispose']);