public void removeSceneComponent(Scenes.SceneComponent sc)
{
AI.IAIEntity ai = sc as AI.IAIEntity;
if (ai != null)
{
objectList.Remove(ai);
heroPositionListners.removeMessageProcessor(ai);
}
Levels.Characters.Hero h = sc as Levels.Characters.Hero;
if (h != null)
{
hero = null;
}
}
public void addSceneComponent(Scenes.SceneComponent sc)
{
AI.IAIEntity ai = sc as AI.IAIEntity;
if (ai != null)
{
objectList.Add(ai);
heroPositionListners.addMessageProcessor(ai);
}
Levels.Characters.Hero h = sc as Levels.Characters.Hero;
if (h != null)
{
hero = h;
}
}
public override bool ProcessMessage(Message m)
{
if (m.MessageType == MessageTypes.characterPosition)
{
directionChanged = false;
Scenes.SceneComponent otherObj = m.from as Scenes.SceneComponent;
Scenes.SceneComponent thisObj = thisObject as Scenes.SceneComponent;
//TODO: a reasonable direction changing test
chargingDirection = otherObj.Position2D - thisObj.Position2D;
directionChanged = true;
return(true);
}
return(false);
}
public override void Update(double timeDiff)
{
base.Update(timeDiff);
Scenes.SceneComponent bunny = thisObject as Scenes.SceneComponent;
double distanceSquared = (setPoint - bunny.Position2D).LengthSquared();
int currentDirection = (setPoint.X - bunny.Position2D.X) > 0 ? right : left;
if (!movingToNext)
{
if (distanceSquared <= 0.1 || currentDirection != direction)
{
//go to next setpoint
AIManager.messageQueue.sendMessage(new NextSetPointMessage(thisObject as IMessageProcessor, thisObject as IMessageProcessor));
movingToNext = true;
}
if (distanceSquared >= lastDistanceSquared)
{
nrOffSetbacks++;
//Check nrOffSetbacks against a limit and go to next setpoint if exceded
if (!movingToNext && nrOffSetbacks > maxSetBacks)
{
AIManager.messageQueue.sendMessage(new NextSetPointMessage(thisObject as IMessageProcessor, thisObject as IMessageProcessor));
movingToNext = true;
}
}
}
lastDistanceSquared = distanceSquared;
nrOffSetbacks = 0;
//set proper animation
if (direction != currentDirection)
{
if (direction == right)
{
AIManager.messageQueue.sendMessage(new AnimationCommandMessage(thisObject as IMessageProcessor, thisObject as IMessageProcessor, moveRightAnimationCommand));
}
if (direction == left)
{
AIManager.messageQueue.sendMessage(new AnimationCommandMessage(thisObject as IMessageProcessor, thisObject as IMessageProcessor, moveLeftAnimationCommand));
}
}
// do physics action
double distance = (setPoint - bunny.Position2D).Length();
AIMonster thisBunny = thisObject as AIMonster;
thisBunny.Position2D = new Vector2(thisBunny.Position2D.X + (float)(speed * timeDiff > distance ? direction * distance : direction * speed * timeDiff), thisBunny.Position2D.Y);
}
public override void OnEnter()
{
base.OnEnter();
nrOffSetbacks = 0;
movingToNext = false;
Scenes.SceneComponent bunny = thisObject as Scenes.SceneComponent;
lastDistanceSquared = (setPoint - bunny.Position2D).LengthSquared();
direction = (setPoint.X - bunny.Position2D.X) > 0 ? right : left;
if (direction == right)
{
AIManager.messageQueue.sendMessage(new AnimationCommandMessage(thisObject as IMessageProcessor, thisObject as IMessageProcessor, moveRightAnimationCommand));
}
if (direction == left)
{
AIManager.messageQueue.sendMessage(new AnimationCommandMessage(thisObject as IMessageProcessor, thisObject as IMessageProcessor, moveLeftAnimationCommand));
}
}
float calSquaredDistance(Message msg, object obj)
{
Scenes.SceneComponent otherObj = msg.from as Scenes.SceneComponent;
Scenes.SceneComponent thisObj = obj as Scenes.SceneComponent;
return((otherObj.Position2D - thisObj.Position2D).LengthSquared());
}
