erster commit: einrichten
first test: getDegree
compass should show East
compass should show South, compass should show West
added object with cardianPoints
compass should check if out of range
Als Klasse umgeschrieben
angle 90 should rotate with angle 90
angle 90 should show Text East
angle 50 should show Text 50
Optimized: getCardinalOrDegree
Optimized test: compass should get cardinal point every 45 degree
compass should get degree if not is multiple of 45 degree
angle 360 should rotate with angle 0
test: angle 360 should show Text North, angle 0 should show Text North
started real implementation
showAndUpdateText() real implementation
real implementation finished