Function getStyleGuide

src/components/legend/style.js:683–717

(d)

}

function getStyleGuide(d) {
    var trace = d[0].trace;
    var contours = trace.contours;
    var showLine = subTypes.hasLines(trace);
    var showMarker = subTypes.hasMarkers(trace);

    var showFill = trace.visible && trace.fill && trace.fill !== 'none';
    var showGradientLine = false;
    var showGradientFill = false;

    if (contours) {
        var coloring = contours.coloring;

        if (coloring === 'lines') {
            showGradientLine = true;
        } else {
            showLine = coloring === 'none' || coloring === 'heatmap' || contours.showlines;
        }

        if (contours.type === 'constraint') {
            showFill = contours._operation !== '=';
        } else if (coloring === 'fill' || coloring === 'heatmap') {
            showGradientFill = true;
        }
    }
    return {
        showMarker: showMarker,
        showLine: showLine,
        showFill: showFill,
        showGradientLine: showGradientLine,
        showGradientFill: showGradientFill,
        anyLine: showLine || showGradientLine,
        anyFill: showFill || showGradientFill
    };
}

function dimAttr(v, dflt, max) {
    if (v && Lib.isArrayOrTypedArray(v)) return dflt;