Vector2D startPoint = new Vector2D(rightBorder - inputOutputArrowLength, polTarget.getBoundingBox().middle().y);
points.add(startPoint);
points.add(new Vector2D(rightBorder, polTarget.getBoundingBox().middle().y));
Polygon2D arrow = pfeilMaster.segmentPfeilPol2D(points,
thicks, ArrowMaster.KUGEL_ENDE,
ArrowMaster.EINFACHE_SPITZE_1, new Vector2D(1, 1),
new Vector2D(1, 1));
arrow = this.getPolygonInVisualization(arrow);