PhyloTree pt = (PhyloTree) tree;
PhyloNode h = pt.hoveredNode;
if (h != null)
{
Point point = new Point(getX(h), getY(h));
float dist = (float) point.distance(mousePt);
float bulgedSize = BulgeUtil.bulge(dist, .7f, 30);
if (textSize <= 12)
h.zoomTextSize = bulgedSize;
else
h.zoomTextSize = 1f;