/// <summary>
/// Constructor for a battle animation.
/// </summary>
/// <param name="move">The move to use in battle.</param>
public BattleAnimation(BattleMove move)
{
//Initialize a few things.
Initialize(move);
}
/// <summary>
/// Launch an attack on a creature with a move.
/// </summary>
/// <param name="move">The move to attack with.</param>
/// <param name="target">The target to attack.</param>
public void LaunchAttack(Move move, Creature target)
{
//Stop here if the move or target isn't valid, or if a move already has been set in motion.
if (move == null || target == null || _BattleState != BattleState.Idle) { return; }
//Prepare for the attack.
_BattleState = BattleState.Waiting;
//Create the activated form of the move.
BattleMove active = new BattleMove(move, this, target);
//Attack.
BattleCoordinator.Instance.QueueMove(active);
}
/// <summary>
/// Use a move.
/// </summary>
/// <param name="move">The move to use.</param>
private void UseMove(BattleMove move)
{
//Load the move's content.
move.LoadContent(_Content);
//Use the move.
move.Activate();
}
/// <summary>
/// Initialize the battle animation.
/// </summary>
/// <param name="move">The move to use in battle.</param>
protected void Initialize(BattleMove move)
{
//Initialize the class.
_Timeline = new Timeline(move);
}
/// <summary>
/// When a move has been cancelled or completed.
/// </summary>
/// <param name="move">The move that is finished.</param>
private void OnMoveFinished(BattleMove move)
{
//The move is now obsolete, remove it.
_Moves.Remove(move);
//Unsubscribe from the move.
move.Concluded -= OnMoveFinished;
}
/// <summary>
/// Queue a move for use in battle.
/// </summary>
/// <param name="move">The move to queue.</param>
public void QueueMove(BattleMove move)
{
//Add the move to the list.
if (move != null && move.User != null && move.Target != null) { _Moves.Add(move); }
//Subscribe to the move's events.
move.Concluded += OnMoveFinished;
}
/// <summary>
/// Create a battle animation, given a certain move.
/// </summary>
/// <param name="move">The move to create an animation for.</param>
/// <returns></returns>
public Timeline createBattleAnimation(BattleMove move)
{
//TODO: Creating and handling a move's animation should be more robust and maintainable. This is a bit of a hack.
//Create the animation timeline.
Timeline animation = new Timeline(move);
//Check the name of the move and create a fitting animation.
switch (move.Name)
{
case "Ember":
{
//Add events to the timeline.
ModifyEnergyEvent energy = new ModifyEnergyEvent(animation, 0, null, move.User, -move.EnergyConsume);
ModifyControlEvent state = new ModifyControlEvent(animation, 0, energy, move, move.User, false);
ModifyCancelableEvent cancel = new ModifyCancelableEvent(animation, 0, energy, move, false);
ProjectileEvent projectile = new ProjectileEvent(animation, 0, null, move.User.Position, new Destination(move.Target));
ModifyHealthEvent damage = new ModifyHealthEvent(animation, 0, projectile, move.Target, -move.GetDamage());
ImpactEvent impact = new ImpactEvent(animation, 0, projectile, move);
//Add the events to the timeline.
animation.AddEvent(energy);
animation.AddEvent(state);
animation.AddEvent(cancel);
animation.AddEvent(projectile);
animation.AddEvent(damage);
animation.AddEvent(impact);
break;
}
case "Scratch":
{
//Add events to the timeline.
ModifyControlEvent stateStart = new ModifyControlEvent(animation, 0, null, move, move.User, true);
MovementEvent moveTo = new MovementEvent(animation, 0, null, move.User, new Destination(move.Target), MovementType.Run);
ModifyCancelableEvent cancel = new ModifyCancelableEvent(animation, 0, moveTo, move, false);
ModifyHealthEvent damage = new ModifyHealthEvent(animation, 0, moveTo, move.Target, -move.GetDamage());
ModifyEnergyEvent energy = new ModifyEnergyEvent(animation, 0, damage, move.User, -move.EnergyConsume);
ModifyControlEvent stateEnd = new ModifyControlEvent(animation, 0, energy, move, move.User, false);
ImpactEvent impact = new ImpactEvent(animation, 0, moveTo, move);
//Add the events to the timeline.
animation.AddEvent(stateStart);
animation.AddEvent(moveTo);
animation.AddEvent(cancel);
animation.AddEvent(damage);
animation.AddEvent(energy);
animation.AddEvent(stateEnd);
animation.AddEvent(impact);
break;
}
default: { goto case "Scratch"; }
}
//Return the animation.
return animation;
}
/// <summary>
/// Constructor for a timeline.
/// </summary>
/// <param name="move">The battle move to execute.</param>
public Timeline(BattleMove move)
{
Initialize(move);
}
/// <summary>
/// Initialize the timeline.
/// </summary>
/// <param name="move">The battle move to execute.</param>
private void Initialize(BattleMove move)
{
//Initialize the fields.
_Move = move;
_ElapsedTime = 0;
_Events = new List<TimelineEvent>();
_State = TimelineState.Idle;
}