Function makePoints

src/traces/scatter/plot.js:488–609

(points, text, cdscatter)

    }

    function makePoints(points, text, cdscatter) {
        var join, selection, hasNode;

        var trace = cdscatter[0].trace;
        var showMarkers = subTypes.hasMarkers(trace);
        var showText = subTypes.hasText(trace);

        var keyFunc = getKeyFunc(trace);
        var markerFilter = hideFilter;
        var textFilter = hideFilter;

        if(showMarkers || showText) {
            var showFilter = identity;
            // if we're stacking, "infer zero" gap mode gets markers in the
            // gap points - because we've inferred a zero there - but other
            // modes (currently "interpolate", later "interrupt" hopefully)
            // we don't draw generated markers
            var stackGroup = trace.stackgroup;
            var isInferZero = stackGroup && (
                gd._fullLayout._scatterStackOpts[xa._id + ya._id][stackGroup].stackgaps === 'infer zero');
            if(trace.marker.maxdisplayed || trace._needsCull) {
                showFilter = isInferZero ? visFilterWithGaps : visFilter;
            } else if(stackGroup && !isInferZero) {
                showFilter = gapFilter;
            }

            if(showMarkers) markerFilter = showFilter;
            if(showText) textFilter = showFilter;
        }

        // marker points

        selection = points.selectAll('path.point');

        join = selection.data(markerFilter, keyFunc);

        var enter = join.enter().append('path')
            .classed('point', true);

        if(hasTransition) {
            enter
                .call(Drawing.pointStyle, trace, gd)
                .call(Drawing.translatePoints, xa, ya)
                .style('opacity', 0)
                .transition()
                .style('opacity', 1);
        }

        join.order();

        var styleFns;
        if(showMarkers) {
            styleFns = Drawing.makePointStyleFns(trace);
        }

        join.each(function(d) {
            var el = d3.select(this);
            var sel = transition(el);