private bool HandleChangeScreen(ChangeScreenMessage csm)
{
Screen oldScreen = (Screen)csm.Sender;
Screen newScreen = ChooseNewScreen(oldScreen, csm.Direction);
if (newScreen == null)
{
return true;
}
Direction newDirection = csm.Direction;
if (csm.Direction == Direction.Left)
{
newDirection = Direction.Right;
}
else if (csm.Direction == Direction.Right)
{
newDirection = Direction.Left;
}
if (IsPlane(csm.ObjectID))
{
ServerPlane p = GetPlane(csm.ObjectID);
if (p == null)
{
return true;
}
p.Ttl--;
if (p.Ttl > 0)
{
Trace.WriteLine(String.Format("Plane {0} changed screens and has now TTL={1}.", p.ID, p.Ttl));
p.Screen = newScreen;
newScreen.Connection.SendMessage(new NewPlaneMessage(
csm.ObjectID, p.Type, newDirection, csm.Y, csm.Velocity, csm.Time));
}
else
{
// the plane has no time left to live
Trace.WriteLine(String.Format("Plane {0}'s time has come.", p.ID));
PopObjectMessage pom = new PopObjectMessage(csm.ObjectID);
pom.Sender = p.Screen;
HandlePopObject(pom);
}
}
else
{
ServerBalloon b = GetBalloon(csm.ObjectID);
if (b == null)
{
return true;
}
b.Screen = newScreen;
newScreen.Connection.SendMessage(new NewBalloonMessage(
csm.ObjectID, newDirection, csm.Y, csm.Velocity));
}
return true;
}
private bool HandleChangeScreen(ChangeScreenMessage csm)
{
Screen oldScreen = (Screen)csm.Sender;
Screen newScreen = ChooseNewScreen(oldScreen, csm.Direction);
ChangeScreen(csm.BalloonID, newScreen);
Direction newDirection = csm.Direction;
if(csm.Direction == Direction.Left)
{
newDirection = Direction.Right;
}
else if(csm.Direction == Direction.Right)
{
newDirection = Direction.Left;
}
newScreen.EnqueueMessage(new NewBalloonMessage(csm.BalloonID, newDirection, csm.Y, csm.Velocity), this);
return true;
}
private bool HandleChangeScreen(ChangeScreenMessage csm)
{
Screen oldScreen = (Screen)csm.Sender;
if(oldScreen != null)
{
oldScreen.Balloons.Remove(csm.BalloonID);
}
Screen newScreen = ChooseNewScreen(oldScreen, csm.Direction);
ServerBalloon balloon = GetBalloon(csm.BalloonID);
if(balloon == null)
{
// balloon was removed and client wasn't notified yet
return true;
}
balloon.Screen = newScreen;
Direction newDirection = csm.Direction;
if(csm.Direction == Direction.Left)
{
newDirection = Direction.Right;
}
else if(csm.Direction == Direction.Right)
{
newDirection = Direction.Left;
}
if(newScreen != null)
{
newScreen.Balloons.Add(csm.BalloonID, balloon);
newScreen.Connection.SendMessage(new NewBalloonMessage(
csm.BalloonID, newDirection, csm.Y, csm.Velocity));
}
return true;
}
