/// <summary>
/// Constructor that immediately sets the closest item (and distance)
/// </summary>
/// <param name="item">track item to store as closest item</param>
public CloseToMouseItem(DrawableTrackItem item)
{
ClosestDistanceSquared = 0;
DrawableTrackItem = item;
Description = DrawableTrackItem.Description;
worldLocation = DrawableTrackItem.WorldLocation;
}
/// <summary>
/// Check wether this track Item is closest to the mouse location
/// </summary>
/// <param name="location">Location to check</param>
/// <param name="mouseLocation">Current mouse location</param>
/// <param name="trItem">The track Item that will be stored when it is indeed the closest</param>
public void CheckMouseDistance(WorldLocation location, WorldLocation mouseLocation, DrawableTrackItem trItem)
{
float distanceSquared = CloseToMouse.GetGroundDistanceSquared(location, mouseLocation);
if (distanceSquared < ClosestDistanceSquared)
{
ClosestDistanceSquared = distanceSquared;
this.DrawableTrackItem = trItem;
this.worldLocation = location;
this.Description = trItem.Description;
}
}
