void Update()
{
if (camera == null)
{
return;
}
Physics.Raycast(camera.ScreenPointToRay(Input.mousePosition), out RaycastHit hitInfo, maxDist);
IClickable hitThisFrame = hitInfo.transform?.GetComponent <IClickable>();
//MouseOver
if (hitThisFrame != current)
{
current?.OnMouseOverEnd();
hitThisFrame?.OnMouseOverBegin();
}
current = hitThisFrame;
//Clicks
if (hitThisFrame != null)
{
if (Input.GetMouseButtonDown(0))
{
hitThisFrame.OnLeftClickStart();
}
else if (Input.GetMouseButtonUp(0))
{
hitThisFrame.OnLeftClickEnd();
}
else
{
hitThisFrame.OnLeftClickMoved(Input.mousePosition);
}
}
}