private static XYPoint MovePoint <L>(
IDictionary <XYPoint, SupportRectangleWithId> points,
L quadTree,
Random random,
SupportQuadTreeConfig config,
AdderUnique <L> adder,
Remover <L> remover)
{
var coordinates = points.Keys.ToArray();
XYPoint oldCoordinate;
XYPoint newCoordinate;
while (true)
{
oldCoordinate = coordinates[random.Next(coordinates.Length)];
var direction = random.Next(4);
var newX = oldCoordinate.X;
var newY = oldCoordinate.Y;
if (direction == 0 && newX > config.X)
{
newX--;
}
if (direction == 1 && newY > config.Y)
{
newY--;
}
if (direction == 2 && newX < config.X + config.Width - 1)
{
newX++;
}
if (direction == 3 && newY < config.Y + config.Height - 1)
{
newY++;
}
newCoordinate = new XYPoint(newX, newY);
if (!points.ContainsKey(newCoordinate))
{
break;
}
}
var moved = points.Delete(oldCoordinate);
remover.Invoke(quadTree, moved);
moved.X = newCoordinate.X;
moved.Y = newCoordinate.Y;
adder.Invoke(quadTree, moved);
points.Put(newCoordinate, moved);
// Comment-me-in:
// log.info("Moving " + moved.getId() + " from " + printPoint(oldCoordinate.getX(), oldCoordinate.getY()) + " to " + printPoint(newCoordinate.getX(), newCoordinate.getY()));
return(newCoordinate);
}
public SupportQuadTreeToolUnique(
Factory <L> factory,
Generator generator,
AdderUnique <L> adderUnique,
Remover <L> remover,
Querier <L> querier,
bool pointInsideChecking)
{
this.factory = factory;
this.generator = generator;
this.adderUnique = adderUnique;
this.remover = remover;
this.querier = querier;
this.pointInsideChecking = pointInsideChecking;
}
