Function fillSpikePoint

src/components/fx/hover.js:734–747

(point)

    }

    function fillSpikePoint(point) {
        if (!point) return null;
        return {
            xa: point.xa,
            ya: point.ya,
            x: point.xSpike !== undefined ? point.xSpike : (point.x0 + point.x1) / 2,
            y: point.ySpike !== undefined ? point.ySpike : (point.y0 + point.y1) / 2,
            distance: point.distance,
            spikeDistance: point.spikeDistance,
            curveNumber: point.trace.index,
            color: point.color,
            pointNumber: point.index
        };
    }

    var spikelineOpts = {
        fullLayout: fullLayout,