private void Update()
{
if (paused)
{
//Checks if this object or its children are the last chosen objects
if (FamilyLastChosen())
{
selectionCircleSprite.enabled = true;
//Checks if this already has a velocityChanger child
if (velocityChanger == null)
{
velocityChanger = Instantiate(velChangerPrefab, transform);
velocityChanger.transform.rotation = transform.rotation;
Vector3 velocityOffset = velocity;
velocityOffset.z = velocityChanger.transform.localPosition.z;
velocityChanger.transform.position = transform.position + velocityOffset;
}
//Checks if the user has chosen to try and track or untrack an object
if (Input.GetKeyDown("c"))
{
//If c is pressed and this object was already being tracked it will deselect itself
if (trackedBody != this)
{
tracking = true;
trackedBody = this;
}
else
{
tracking = false;
trackedBody = null;
}
}
}
else
{
selectionCircleSprite.enabled = false;
if (velocityChanger)
{
Destroy(velocityChanger.gameObject);
velocityChanger = null;
}
}
//Updating the stellar body's velocity based on the velocityChanger
if (velocityChanger)
{
velocity = velocityChanger.GetVelocityVec();
}
}
else
{
//Checks if the user wants to untrack an object while the simulation is playing
if (Input.GetKeyDown("c"))
{
tracking = false;
trackedBody = null;
}
}
}
private void GameUnpaused(object sender, EventArgs e)
{
selectionCircleSprite.enabled = false;
paused = false;
if (velocityChanger)
{
Destroy(velocityChanger.gameObject);
velocityChanger = null;
}
}
void Awake()
{
//Setting componenets
sprite = GetComponent <SpriteRenderer>();
dragAndDrop = GetComponent <DragAndDrop>();
selectionCircle = transform.GetChild(0);
selectionCircleSprite = selectionCircle.GetComponent <SpriteRenderer>();
velocityChanger = null;
//Giving this object a random color
SetRandomColour();
//Setting up events
GameEvents.eventManager.Pause += GamePaused;
GameEvents.eventManager.Play += GameUnpaused;
}
