private TDEntity GetTowerAtPoint(Point point)
{
if (TDSession.thisSession == null ||
TDSession.thisSession.CurrentLevel == null)
{
return(null);
}
TDLocation p = new TDLocation(point.X, point.Y);
foreach (TDAttacker a in TDSession.thisSession.CurrentLevel.Attackers)
{
if (TDMath.PointOnPoint(a.Location, p, a.Size))
{
return(a);
}
}
foreach (TDTower t in TDSession.thisSession.CurrentLevel.Towers)
{
if (TDMath.PointOnPoint(t.Location, p, t.Size))
{
return(t);
}
}
// if not a tower or attacker, then nothing
return(null);
}
public void Update()
{
// if on target
if (this.Seeking &&
TDMath.PointOnPoint(this.CurrentLocation, target.Location, (int)(this.speed * TDSession.SpeedFactor)))
{
HitTarget(target as TDEntity);
}
else
{
// if on any target type
if (target is TDAttacker)
{
// hit any target
for (int i = 0; i < TDSession.thisSession.CurrentLevel.Attackers.Count; i++)
{
if (TDSession.thisSession.CurrentLevel.Attackers[i] != this.source &&
TDMath.PointOnPoint(this.CurrentLocation,
TDSession.thisSession.CurrentLevel.Attackers[i].Location,
TDSession.thisSession.CurrentLevel.Attackers[i].Size))
{
HitTarget(TDSession.thisSession.CurrentLevel.Attackers[i] as TDEntity);
break;
}
}
}
else // if target is TDTower
{
// hit any tower
for (int i = 0; i < TDSession.thisSession.CurrentLevel.Towers.Count; i++)
{
if (TDMath.PointOnPoint(this.CurrentLocation,
TDSession.thisSession.CurrentLevel.Towers[i].Location,
TDSession.thisSession.CurrentLevel.Towers[i].Size))
{
HitTarget(TDSession.thisSession.CurrentLevel.Towers[i] as TDEntity);
break;
}
}
}
// move toward target
MoveToward(target.Location);
}
}
private bool OnPoint(TDLocation L1, TDLocation L2)
{
return(TDMath.PointOnPoint(L1, L2, (int)Math.Max(1, this.SpeedCurrent * TDSession.SpeedFactor)));
}
