Function convertTextStyle

src/traces/scattergl/convert.js:108–241

(gd, trace)

}

function convertTextStyle(gd, trace) {
    var fullLayout = gd._fullLayout;
    var count = trace._length;
    var textfontIn = trace.textfont;
    var textpositionIn = trace.textposition;
    var textPos = isArrayOrTypedArray(textpositionIn) ? textpositionIn : [textpositionIn];
    var tfc = textfontIn.color;
    var tfs = textfontIn.size;
    var tff = textfontIn.family;
    var tfw = textfontIn.weight;
    var tfy = textfontIn.style;
    var tfv = textfontIn.variant;
    var optsOut = {};
    var i;
    var plotGlPixelRatio = gd._context.plotGlPixelRatio;

    var texttemplate = trace.texttemplate;
    if (texttemplate) {
        optsOut.text = [];

        var d3locale = fullLayout._d3locale;
        var isArray = Array.isArray(texttemplate);
        var N = isArray ? Math.min(texttemplate.length, count) : count;
        var txt = isArray
            ? function (i) {
                  return texttemplate[i];
              }
            : function () {
                  return texttemplate;
              };

        for (i = 0; i < N; i++) {
            var d = { i: i };
            var labels = trace._module.formatLabels(d, trace, fullLayout);
            var pointValues = {};
            appendArrayPointValue(pointValues, trace, i);
            optsOut.text.push(
                Lib.texttemplateString({
                    data: [pointValues, d, trace._meta],
                    fallback: trace.texttemplatefallback,
                    labels,
                    locale: d3locale,
                    template: txt(i)
                })
            );
        }
    } else {
        if (isArrayOrTypedArray(trace.text) && trace.text.length < count) {
            // if text array is shorter, we'll need to append to it, so let's slice to prevent mutating
            optsOut.text = trace.text.slice();
        } else {
            optsOut.text = trace.text;
        }
    }
    // pad text array with empty strings
    if (isArrayOrTypedArray(optsOut.text)) {
        for (i = optsOut.text.length; i < count; i++) {
            optsOut.text[i] = '';