public void StartDrag( TouchData data )
{
UpdatePosition( data );
this.data = data;
isBeindHeld = true;
//gameObject.layer = LayerMask.NameToLayer( layerWhileInteracting );
}
public Vector3 LimitForce( float force , TouchData data)
{
Vector3 appliedForce = data.worldRunningDelta * force;
appliedForce.x = Mathf.Clamp( appliedForce.x, maxForce * -1, maxForce );
appliedForce.y = Mathf.Clamp( appliedForce.y, maxForce * -1, maxForce );
return appliedForce;
}
public void StopDrag( TouchData data )
{
//rigidbody.AddForce( data.runningDelta * force, ForceMode.Impulse);
rigidbody.AddForce( LimitForce( force, data ), ForceMode.Impulse);
rigidbody.mass = mass;
this.data = data;
isBeindHeld = false;
}
void Start()
{
touchObjects = new List<TouchData>();
mouseData = null;
}
void RemoveTouchData( TouchData data )
{
touchObjects.Remove(data);
}
void FixedUpdate()
{
Vector3 position;
RaycastHit hit;
if(Input.touchCount > 0)
{
//Debug.Log("----");
foreach (Touch touch in Input.touches)
{
position = touch.position;
TouchData data;
Debug.Log(touch.fingerId);
if(touch.phase == TouchPhase.Began)
{
// create data
if( FindCollision( position, out hit) )
{
data = new TouchData( touch.fingerId, position, hit.collider.gameObject, hit );
AddTouchData( data );
// send message
data.gameObject.SendMessage("StartDrag",data,SendMessageOptions.DontRequireReceiver);
}
}else if( HasTouchData( touch.fingerId ) )
{
data = GetTouchData( touch.fingerId );
switch( touch.phase )
{
case TouchPhase.Moved:
// update data
data.UpdatePosition( position );
// send message
data.gameObject.SendMessage("UpdateDrag",data,SendMessageOptions.DontRequireReceiver);
break;
case TouchPhase.Stationary:
break;
case TouchPhase.Ended:
// update data
data.UpdatePosition( position );
// send message
data.gameObject.SendMessage("StopDrag",data,SendMessageOptions.DontRequireReceiver);
// remove data
RemoveTouchData( data );
break;
case TouchPhase.Canceled:
break;
}
}
}
}
if(allowMouseEmulation == false)
return;
position = Input.mousePosition;
if(Input.GetMouseButtonDown(0))
{
// find available object
if( FindCollision( position, out hit) )
{
// create data
mouseData = new TouchData( 0, position, hit.collider.gameObject, hit );
// send message
mouseData.gameObject.SendMessage("StartDrag",mouseData,SendMessageOptions.DontRequireReceiver);
}else{
mouseData = null;
}
}else if(Input.GetMouseButtonUp(0))
{
// find available object
if(mouseData == null)
return;
// update data
mouseData.UpdatePosition( position );
// send message
if(mouseData.gameObject != null)
mouseData.gameObject.SendMessage("StopDrag",mouseData,SendMessageOptions.DontRequireReceiver);
// remove data
mouseData = null;
}else if(Input.GetMouseButton(0))
{
// find available object
if(mouseData == null)
return;
// update data
mouseData.UpdatePosition( position );
// send message
if(mouseData.gameObject != null)
mouseData.gameObject.SendMessage("UpdateDrag",mouseData,SendMessageOptions.DontRequireReceiver);
}
}
void AddTouchData( TouchData data )
{
if( !HasTouchData(data.index) )
touchObjects.Add( data );
}
void UpdatePosition( TouchData data )
{
Vector3 position = data.worldPositionWithOffset;
position.z = transform.position.z;
transform.position = position;
}
public void UpdateDrag( TouchData data )
{
UpdatePosition( data );
this.data = data;
}
