void Start()
{
camMain = Camera.main;
pullState = PullState.Idle;
posPullingStart = pullingStartPoint.position;
initPos = PosThrowTarget;
}
private void SwitchStates()
{
switch (pullState)
{
case PullState.Idle:
if (Input.GetMouseButtonDown(0))
{
//get the point on screen user has tapped
Vector3 location = camMain.ScreenToWorldPoint(Input.mousePosition);
//if user has tapped onto the ball
if (throwObj.Collider == Physics2D.OverlapPoint(location))
{
pullState = PullState.UserPulling;
}
}
break;
case PullState.UserPulling:
dotHelper.gameObject.SetActive(true);
if (Input.GetMouseButton(0))
{
//get touch position
Vector3 posMouse = camMain.ScreenToWorldPoint(Input.mousePosition);
posMouse.z = 0;
//we will let the user pull the ball up to a maximum distance
if (Vector3.Distance(posMouse, posPullingStart) > maxDistance)
{
Vector3 maxPosition = (posMouse - posPullingStart).normalized * maxDistance + posPullingStart;
maxPosition.z = dotHelper.position.z;
dotHelper.position = maxPosition;
}
else
{
posMouse.z = dotHelper.position.z;
dotHelper.position = posMouse;
}
float distance = Vector3.Distance(posPullingStart, dotHelper.position);
trajCtrl.DisplayTrajectory(distance);
}
else //user has removed the tap
{
float distance = Vector3.Distance(posPullingStart, dotHelper.position);
trajectoryLineRen.enabled = false;
ThrowObj(distance);
}
break;
default:
break;
}
}
/// <summary>
/// Restart thrown object states, clear trail
/// </summary>
/// <param name="posThrownObj"></param>
public void Restart(Vector3 posThrownObj)
{
trail.emit = false;
trail.Clear();
StartCoroutine(ClearTrail());
trajectoryLineRen.enabled = false;
dotHelper.gameObject.SetActive(false);
pullState = PullState.Idle;
throwObj.Reset(posThrownObj);
}
//private Vector2 velocityToRg = Vector2.zero;
private void ThrowObj(float distance)
{
Debug.Log("ThrowObj");
pullState = PullState.Idle;
Vector3 velocity = posPullingStart - dotHelper.position;
//velocityToRg = CalcVelocity(velocity, distance);
throwObj.ThrowObj(CalcVelocity(velocity, distance));
//rgThrowTarget.velocity = velocityToRg;
//rgThrowTarget.isKinematic = false;
trail.enabled = true;
trail.emit = true;
dotHelper.gameObject.SetActive(false);
}
public PullState OnStateChange(PullState ps)
{
switch(ps)
{
case PullState.Idle:
currentRate = 0;
break;
case PullState.BeingPulled:
currentRate = pullRate;
break;
case PullState.FullExtended:
canBeGrabbed = false;
currentRate = 0;
break;
case PullState.Retracting:
currentRate = retractRate;
break;
}
return ps;
}
public PullResult RemoveState(PullState state)
{
Status = (Status | state) ^ state;
return(this);
}
public PullResult AddState(PullState state)
{
Status = Status | state;
return(this);
}
public void DestroyInSec( float _Sec )
{
m_DestroyTimer.Setup( _Sec ) ;
m_DestroyTimer.Rewind() ;
m_State = PullState.WaitToDestroy ;
}
// Update is called once per frame
void Update()
{
switch( m_State )
{
case PullState.UnActive :
break ;
case PullState.Active :
KeepPull() ;
break ;
case PullState.WaitToDestroy :
if( true == m_DestroyTimer.IsCountDownToZero() )
{
m_State = PullState.Dead ;
}
KeepPull() ;
break ;
case PullState.Dead :
Component.Destroy( this ) ;
break ;
}
}
public void Setup( GameObject _TargetUnit ,
float _MinMaintainDistance ,
float _MaxMaintainDistance ,
float _PullMaxSpeed )
{
m_TargetUnit = _TargetUnit ;
m_MinMaintainDistance = _MinMaintainDistance ;
m_MaxMaintainDistance = _MaxMaintainDistance ;
m_PullMaxSpeed = _PullMaxSpeed ;
m_State = PullState.Active ;
}
