private void handleInput(InputManager input)
{
if (input.Exit)
{
this.PopState = true;
}
if (_blackHole.State == BlackHole.BlackHoleState.Exhausted)
{
return;
}
_player.MoveDirection = input.MoveDirection;
_player.LookDirection = XnaHelper.DirectionBetween(_player.Center, input.MouseLocation);
if (input.FirePrimary && _player.UnitLifeState == PhysicalUnit.LifeState.Living)
{
_primaryWeapon.Trigger(_player.Position, input.MouseLocation);
}
if (input.FireSecondary && _player.UnitLifeState == PhysicalUnit.LifeState.Living)
{
_secondaryWeapon.Trigger(_player.Position, input.MouseLocation);
}
if (input.TriggerGadget1)
{
_primaryGadget.Trigger();
}
if (input.DebugKey)
{
_blackHole.Explode();
}
}
protected override void UpdateWeapon(GameTime gameTime)
{
switch (_hookState)
{
case (HookState.Idle):
{
if (_firing)
{
_hookState = HookState.Fired;
_hookPosition = _owner.Position;
_hookAngle = XnaHelper.RadiansFromVector(_fireDirection);
_hookVelocity = _fireDirection * HOOK_SPEED;
}
break;
}
case (HookState.Fired):
{
if (!(_firing) &&
Vector2.Distance(_hookPosition, _owner.Position) < MAX_RANGE)
{
_hookPosition += _hookVelocity;
_hookHitRect.X = (int)_hookPosition.X;
_hookHitRect.Y = (int)_hookPosition.Y;
}
else
{
_hookState = HookState.Retracting;
}
break;
}
case (HookState.Retracting):
{
_hookPosition -= HOOK_SPEED * Vector2.Normalize(_hookPosition - _owner.Center);
if (XnaHelper.PointInRect(_hookPosition, _owner.HitRect))
{
_hookState = HookState.Idle;
}
break;
}
case (HookState.Attached):
{
_hookPosition = _hookedUnit.Center;
Vector2 pullForce = HOOK_FORCE * XnaHelper.DirectionBetween(_owner.Position, _hookedUnit.Position);
_owner.ApplyForce(pullForce);
_hookedUnit.ApplyForce(Vector2.Negate(pullForce));
if (_firing)
{
_hookState = HookState.Idle;
}
break;
}
}
}
/// <summary>
/// Attempt to fire a weapon.
/// Only fires if enough time has passed since the last fire and enough ammo is available
/// </summary>
/// <param name="firePosition"></param>
/// <param name="targetPosition"></param>
public void Trigger(Vector2 firePosition, Vector2 targetPosition)
{
if (_currentAmmo >= _ammoConsumption && _tillNextFire.TotalSeconds <= 0)
{
_firing = true;
_fireDirection = XnaHelper.DirectionBetween(firePosition, targetPosition);
_targetDestination = targetPosition;
_currentAmmo -= _ammoConsumption;
_tillNextFire = _fireDelay;
}
}
/// <summary>
/// Attempt to fire a weapon. Return true if successfull
/// Only fires if enough time has passed since the last fire
/// </summary>
/// <param name="firePosition"></param>
/// <param name="targetPosition"></param>
public bool Trigger(Vector2 firePosition, Vector2 targetPosition)
{
if (_tillNextFire.TotalSeconds <= 0)
{
_firing = true;
_fireDirection = XnaHelper.DirectionBetween(firePosition, targetPosition);
_targetDestination = targetPosition;
_tillNextFire = _fireDelay;
return(true);
}
return(false);
}
public void Update(GameTime gameTime, Rectangle levelBounds, Vector2 blackHolePosition)
{
if (_lifeState == LifeState.Dormant)
{
_startTime -= gameTime.ElapsedGameTime;
if (_startTime <= TimeSpan.Zero)
{
_lifeState = LifeState.Living;
CanInteract = true;
setWaypoint(blackHolePosition, levelBounds.Width, levelBounds.Height);
setPosition(blackHolePosition, levelBounds.Width, levelBounds.Height);
}
}
else if (_lifeState == LifeState.Living)
{
_duration -= gameTime.ElapsedGameTime;
if (_duration < TimeSpan.Zero)
{
_lifeState = LifeState.Ghost;
CanInteract = false;
}
if (Vector2.Distance(_nextWaypoint, Position) < MIN_WAYPOINT_DISTANCE)
{
setWaypoint(blackHolePosition, levelBounds.Width, levelBounds.Height);
}
MoveDirection = XnaHelper.DirectionBetween(Position, _nextWaypoint);
}
else if (_lifeState == LifeState.Ghost)
{
MoveDirection = XnaHelper.DirectionBetween(Position, _nextWaypoint);
_leaveTimer -= gameTime.ElapsedGameTime;
_sprite.ScaleFactor = MathHelper.Lerp(0.0f, 1.0f, (float)_leaveTimer.TotalSeconds / LEAVE_LEVEL_TIME);
_sprite.Shade = Color.Lerp(Color.Transparent, Color.White, (float)_leaveTimer.TotalSeconds / LEAVE_LEVEL_TIME);
if (_leaveTimer < TimeSpan.Zero)
{
_lifeState = LifeState.Destroyed;
}
}
if (Vector2.Distance(_nextWaypoint, Position) < MIN_WAYPOINT_DISTANCE)
{
setWaypoint(blackHolePosition, levelBounds.Width, levelBounds.Height);
}
base.Update(gameTime, levelBounds);
}
public virtual void Update(GameTime gameTime, Vector2 playerPosition, Vector2 blackHolePosition, Rectangle levelBounds)
{
Vector2 directionToPlayer = XnaHelper.DirectionBetween(Position, playerPosition);
MoveDirection = directionToPlayer;
LookDirection = directionToPlayer;
if (_meleeWeapon != null)
{
_meleeWeapon.Update(gameTime);
if ((playerPosition - Position).Length() <= _meleeWeapon.Range && _lifeState == LifeState.Living)
{
_meleeWeapon.Trigger(Center, playerPosition);
}
}
base.Update(gameTime, levelBounds);
}