public void moveTowards(GridPoint pt) {
// only move if we are not already in this grid location
if (!pt.equals(grid.getLocation(this))) {
NdPoint myPoint = space.getLocation(this);
NdPoint otherPoint = new NdPoint(pt.getX(), pt.getY());
double angle = SpatialMath.calcAngleFor2DMovement(space, myPoint, otherPoint);
space.moveByVector(this, 1, angle, 0);
myPoint = space.getLocation(this);
grid.moveTo(this, (int) myPoint.getX(), (int) myPoint.getY());
moved = true;
}
}
public void infect() {
GridPoint pt = grid.getLocation(this);
List<Object> humans = new ArrayList<Object>();
for (Object obj : grid.getObjectsAt(pt.getX(), pt.getY())) {
if (obj instanceof Human) {
humans.add(obj);
}
}
if (humans.size() > 0) {
int index = RandomHelper.nextIntFromTo(0, humans.size() - 1);
Object obj = humans.get(index);
NdPoint spacePt = space.getLocation(obj);
Context<Object> context = ContextUtils.getContext(obj);
context.remove(obj);
Zombie zombie = new Zombie(space, grid);
context.add(zombie);
space.moveTo(zombie, spacePt.getX(), spacePt.getY());
grid.moveTo(zombie, pt.getX(), pt.getY());
Network<Object> net = (Network<Object>) context.getProjection("infection network");
net.addEdge(this, zombie);
}
}