Function supplyDefaults

src/traces/pie/defaults.js:52–129

(traceIn, traceOut, defaultColor, layout)

}

function supplyDefaults(traceIn, traceOut, defaultColor, layout) {
    function coerce(attr, dflt) {
        return Lib.coerce(traceIn, traceOut, attributes, attr, dflt);
    }

    var labels = coerce('labels');
    var values = coerce('values');

    var res = handleLabelsAndValues(labels, values);
    var len = res.len;
    traceOut._hasLabels = res.hasLabels;
    traceOut._hasValues = res.hasValues;

    if (!traceOut._hasLabels && traceOut._hasValues) {
        coerce('label0');
        coerce('dlabel');
    }

    if (!len) {
        traceOut.visible = false;
        return;
    }
    traceOut._length = len;

    handleMarkerDefaults(traceIn, traceOut, layout, coerce, true);

    coerce('scalegroup');
    // TODO: hole needs to be coerced to the same value within a scaleegroup

    var textData = coerce('text');
    var textTemplate = coerce('texttemplate');
    coerce('texttemplatefallback');
    var textInfo;
    if (!textTemplate) textInfo = coerce('textinfo', Lib.isArrayOrTypedArray(textData) ? 'text+percent' : 'percent');

    coerce('hovertext');
    coerce('hovertemplate');
    coerce('hovertemplatefallback');

    if (textTemplate || (textInfo && textInfo !== 'none')) {
        var textposition = coerce('textposition');
        handleText(traceIn, traceOut, layout, coerce, textposition, {
            moduleHasSelected: false,
            moduleHasUnselected: false,
            moduleHasConstrain: false,
            moduleHasCliponaxis: false,
            moduleHasTextangle: false,
            moduleHasInsideanchor: false
        });

        var hasBoth = Array.isArray(textposition) || textposition === 'auto';
        var hasOutside = hasBoth || textposition === 'outside';
        if (hasOutside) {
            coerce('automargin');
        }

        if (textposition === 'inside' || textposition === 'auto' || Array.isArray(textposition)) {
            coerce('insidetextorientation');