Function serializeSpec

docs/app/js/sanddance-app.js:13129–13165

(vegaSpec, datafile, dataRefType, transform, scheme)

    return SandDance.VegaDeckGl.util.clone(vegaSpec.scales);
}
function serializeSpec(vegaSpec, datafile, dataRefType, transform, scheme) {
    const scales = cloneScales(vegaSpec);
    const colorScale = scales.filter((scale)=>scale.name === SandDance.constants.ScaleNames.Color)[0];
    if (scheme.indexOf("dual_") >= 0) colorScale.range = SandDance.colorSchemes.filter((cs)=>cs.scheme === scheme)[0].colors;
    const clone = cloneData(vegaSpec);
    const data0 = clone.data[0];
    if (dataRefType === DataRefType.inline) {
        const valuesData = data0;
        valuesData.format = {
            parse: "auto",
            type: "json"
        };
        valuesData.values = clone.values;
    } else if (dataRefType === DataRefType.none) {
        const valuesData = data0;
        valuesData.values = [];
        if (transform) {
            if (valuesData.transform) valuesData.transform.push.apply(valuesData.transform, transform);
            else valuesData.transform = transform;
        }
    } else if (dataRefType === DataRefType.url) {
        const urlData = data0;
        urlData.url = datafile.dataUrl;
        urlData.format = {
            parse: "auto",
            type: datafile.type
        };
        if (transform) {
            if (urlData.transform) urlData.transform.push.apply(urlData.transform, transform);
            else urlData.transform = transform;
        }
    }
    return Object.assign(Object.assign({}, vegaSpec), {
        data: clone.data,
        scales
    });
}
function defaultDataRefType(datafile) {
    if (datafile.dataUrl) return DataRefType.url;
    return DataRefType.none;