Function configureScheme

docs/app/js/sanddance-app.js:130097–130107

(type, _, count)

    ];
}
function configureScheme(type, _, count) {
    var extent = _.schemeExtent, name, scheme$1;
    if ((0, _vegaUtil.isArray)(_.scheme)) scheme$1 = (0, _vegaScale.interpolateColors)(_.scheme, _.interpolate, _.interpolateGamma);
    else {
        name = _.scheme.toLowerCase();
        scheme$1 = (0, _vegaScale.scheme)(name);
        if (!scheme$1) (0, _vegaUtil.error)("Unrecognized scheme name: ".concat(_.scheme));
    } // determine size for potential discrete range
    count = type === (0, _vegaScale.Threshold) ? count + 1 : type === (0, _vegaScale.BinOrdinal) ? count - 1 : type === (0, _vegaScale.Quantile) || type === (0, _vegaScale.Quantize) ? +_.schemeCount || DEFAULT_COUNT : count; // adjust and/or quantize scheme as appropriate
    return (0, _vegaScale.isInterpolating)(type) ? adjustScheme(scheme$1, extent, _.reverse) : (0, _vegaUtil.isFunction)(scheme$1) ? (0, _vegaScale.quantizeInterpolator)(adjustScheme(scheme$1, extent), count) : type === (0, _vegaScale.Ordinal) ? scheme$1 : scheme$1.slice(0, count);
}
function adjustScheme(scheme, extent, reverse) {
    return (0, _vegaUtil.isFunction)(scheme) && (extent || reverse) ? (0, _vegaScale.interpolateRange)(scheme, flip(extent || [
        0,