private void OnDragEnd(PointerEventData eventData)
{
if (!_selectedObject)
{
return;
}
_selectedObject.Drag(eventData);
_selectedObject.UnSelect();
_selectedObject = null;
}
private void OnDragBegin(PointerEventData eventData)
{
var ray = _camera.ScreenPointToRay(eventData.position);
if (!CheckHitTarget(ray, out var hitTarget))
{
return;
}
_selectedObject = hitTarget;
_selectedObject.Select();
_selectedObject.Drag(eventData);
}
/// <summary>
/// Get the hit target
/// </summary>
private bool CheckHitTarget(Ray ray, out RaycastableObject hitTarget)
{
for (var i = 0; i < _targetColliders.Length; ++i)
{
if (!_targetColliders[i].Raycast(ray, out var hitInfo, 20))
{
continue;
}
hitTarget = _targets[i];
return(true);
}
hitTarget = null;
return(false);
}