// achive an 1-pixel movement
EastNorth en1 = Main.map.mapView.getEastNorth(100, 100);
EastNorth en2 = Main.map.mapView.getEastNorth(101, 101);
double distx = en2.east() - en1.east();
double disty = en2.north() - en1.north();
switch (myDirection) {
case UP:
distx = 0;