function retrieveColumnLayout(barWidthAndOffset, axis, seriesModel) {
    if (barWidthAndOffset && axis) {
        var result = barWidthAndOffset[getAxisKey(axis)];
        if (result != null && seriesModel != null) {
            result = result[getSeriesStackId(seriesModel)];
        }
        return result;
    }
}
@param {string} seriesType
@param {module:echarts/model/Global} ecModel