/// <summary>This will transform the current slicer between the input positions.</summary>
public void SetTransform(Vector2 positionA, Vector2 positionB)
{
var scale = Vector2.Distance(positionB, positionA);
var angle = D2dHelper.Atan2(positionB - positionA) * Mathf.Rad2Deg;
// Transform the indicator so it lines up with the slice
transform.position = positionA;
transform.rotation = Quaternion.Euler(0.0f, 0.0f, -angle);
transform.localScale = new Vector3(Thickness, scale, scale);
}
protected virtual void Update()
{
// Update input
inputManager.Update(Requires);
// Make sure the camera exists
var camera = D2dHelper.GetCamera(null);
if (camera != null)
{
// Loop through all non-gui fingers
foreach (var finger in inputManager.Fingers)
{
if (finger.StartedOverGui == false)
{
// Grab extra finger data and position
var link = D2dInputManager.Link.FindOrCreate(ref links, finger);
var position = D2dHelper.ScreenToWorldPosition(finger.PositionA, Intercept, camera);
// Create indiactor?
if (finger.Down == true)
{
link.Start = position;
if (IndicatorPrefab != null)
{
link.Visual = Instantiate(IndicatorPrefab);
link.Visual.SetActive(true);
}
}
// Update indicator?
if (finger.Set == true && link.Visual != null)
{
var scale = Vector3.Distance(position, link.Start);
var angle = D2dHelper.Atan2(position - link.Start) * Mathf.Rad2Deg;
link.Visual.transform.position = link.Start;
link.Visual.transform.rotation = Quaternion.Euler(0.0f, 0.0f, -angle);
link.Visual.transform.localScale = new Vector3(Thickness, scale, scale);
}
// Slice scene then clear link?
if (finger.Up == true)
{
D2dSlice.All(Paint, link.Start, position, Thickness, Shape, Color, Layers);
link.Clear();
}
}
}
}
}
protected virtual void Update()
{
// Get the main camera
var mainCamera = Camera.main;
// Begin dragging
if (Input.GetKey(Requires) == true && down == false)
{
down = true;
startMousePosition = Input.mousePosition;
}
// End dragging
if (Input.GetKey(Requires) == false && down == true)
{
down = false;
// Main camera exists?
if (mainCamera != null)
{
var endMousePosition = Input.mousePosition;
var startPos = D2dHelper.ScreenToWorldPosition(startMousePosition, Intercept, mainCamera);
var endPos = D2dHelper.ScreenToWorldPosition(endMousePosition, Intercept, mainCamera);
D2dSlice.All(Paint, startPos, endPos, Thickness, Shape, Color, Layers);
}
}
// Update indicator?
if (down == true && mainCamera != null && IndicatorPrefab != null)
{
if (indicatorInstance == null)
{
indicatorInstance = Instantiate(IndicatorPrefab);
}
var startPos = D2dHelper.ScreenToWorldPosition(startMousePosition, Intercept, mainCamera);
var currentPos = D2dHelper.ScreenToWorldPosition(Input.mousePosition, Intercept, mainCamera);
var scale = Vector3.Distance(currentPos, startPos);
var angle = D2dHelper.Atan2(currentPos - startPos) * Mathf.Rad2Deg;
// Transform the indicator so it lines up with the slice
indicatorInstance.transform.position = startPos;
indicatorInstance.transform.rotation = Quaternion.Euler(0.0f, 0.0f, -angle);
indicatorInstance.transform.localScale = new Vector3(Thickness, scale, scale);
}
// Destroy indicator?
else if (indicatorInstance != null)
{
Destroy(indicatorInstance.gameObject);
}
}
private float GetAngleAndClampCurrentPos(Vector3 startPos, ref Vector3 currentPos)
{
if (startPos != currentPos)
{
var distance = Vector3.Distance(currentPos, startPos);
if (DistanceMin > 0.0f && distance < DistanceMin)
{
distance = DistanceMin;
}
if (DistanceMax > 0.0f && distance > DistanceMax)
{
distance = DistanceMax;
}
currentPos = startPos + (currentPos - startPos).normalized * distance;
}
return(D2dHelper.Atan2(currentPos - startPos) * Mathf.Rad2Deg);
}