private void Start()
{
panGesture = new PanGestureRecognizer
{
PlatformSpecificView = PanPlatformSpecificView,
ThresholdUnits = PanGestureThresholdUnits
};
panGesture.StateUpdated += Panned;
tapGesture = new TapGestureRecognizer
{
ClearTrackedTouchesOnEndOrFail = true,
MaximumNumberOfTouchesToTrack = 10,
PlatformSpecificView = TapPlatformSpecificView,
ThresholdUnits = TapGestureThresholdUnits
};
tapGesture.StateUpdated += Tapped;
tapGesture.AllowSimultaneousExecution(panGesture);
if (!string.IsNullOrEmpty(CrossPlatformInputHorizontalAxisName) && !string.IsNullOrEmpty(CrossPlatformInputVerticalAxisName))
{
crossPlatformInputHorizontalAxisObject = FingersCrossPlatformInputReflectionScript.RegisterVirtualAxis(CrossPlatformInputHorizontalAxisName, out crossPlatformInputAxisMoveNewlyRegistered);
crossPlatformInputVerticalAxisObject = FingersCrossPlatformInputReflectionScript.RegisterVirtualAxis(CrossPlatformInputVerticalAxisName, out crossPlatformInputAxisMoveNewlyRegistered);
}
if (!string.IsNullOrEmpty(CrossPlatformInputJumpAxisName))
{
crossPlatformInputJumpAxisObject = FingersCrossPlatformInputReflectionScript.RegisterVirtualAxis(CrossPlatformInputJumpAxisName, out crossPlatformInputAxisJumpNewlyRegistered);
}
clearJumpAction = ClearJump;
FingersScript.Instance.AddGesture(panGesture);
FingersScript.Instance.AddGesture(tapGesture);
}
private void OnEnable()
{
#if UNITY_EDITOR
ValidateImages(DPadBackgroundImage, DPadUpImageSelected, DPadRightImageSelected, DPadDownImageSelected, DPadLeftImageSelected, DPadCenterImageSelected);
#endif
PanGesture = new PanGestureRecognizer
{
PlatformSpecificView = DPadBackgroundImage.gameObject,
ThresholdUnits = 0.0f
};
PanGesture.StateUpdated += PanGestureUpdated;
FingersScript.Instance.AddGesture(PanGesture);
TapGesture = new TapGestureRecognizer
{
PlatformSpecificView = DPadBackgroundImage.gameObject
};
TapGesture.StateUpdated += TapGestureUpdated;
TapGesture.AllowSimultaneousExecution(PanGesture);
if (!string.IsNullOrEmpty(CrossPlatformInputHorizontalAxisName) && !string.IsNullOrEmpty(CrossPlatformInputVerticalAxisName))
{
crossPlatformInputHorizontalAxisObject = FingersCrossPlatformInputReflectionScript.RegisterVirtualAxis(CrossPlatformInputHorizontalAxisName, out crossPlatformInputNewlyRegistered);
crossPlatformInputVerticalAxisObject = FingersCrossPlatformInputReflectionScript.RegisterVirtualAxis(CrossPlatformInputVerticalAxisName, out crossPlatformInputNewlyRegistered);
}
FingersScript.Instance.AddGesture(TapGesture);
}
private void ClearJump()
{
if (crossPlatformInputVerticalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(CrossPlatformInputJumpAxisName, 0.0f);
}
}
private void OnEnable()
{
rectTransform = GetComponent <RectTransform>();
PanGesture = new PanGestureRecognizer
{
PlatformSpecificView = JoystickBackground.gameObject,
ThresholdUnits = 0.0f
};
PanGesture.AllowSimultaneousExecutionWithAllGestures();
PanGesture.StateUpdated += PanGestureUpdated;
#if UNITY_EDITOR
if (JoystickImage == null || JoystickImage.canvas.renderMode != RenderMode.ScreenSpaceOverlay)
{
Debug.LogError("Fingers joystick script requires that JoystickImage be set and that the Canvas be in ScreenSpaceOverlay mode.");
}
#endif
if (!string.IsNullOrEmpty(CrossPlatformInputHorizontalAxisName) && !string.IsNullOrEmpty(CrossPlatformInputVerticalAxisName))
{
crossPlatformInputHorizontalAxisObject = FingersCrossPlatformInputReflectionScript.RegisterVirtualAxis(CrossPlatformInputHorizontalAxisName, out crossPlatformInputNewlyRegistered);
crossPlatformInputVerticalAxisObject = FingersCrossPlatformInputReflectionScript.RegisterVirtualAxis(CrossPlatformInputVerticalAxisName, out crossPlatformInputNewlyRegistered);
}
FingersScript.Instance.AddGesture(PanGesture);
}
private void OnEnable()
{
rectTransform = GetComponent <RectTransform>();
rectTransform.pivot = new Vector2(0.5f, 0.5f);
PanGesture.ThresholdUnits = 0.0f;
PanGesture.AllowSimultaneousExecutionWithAllGestures();
PanGesture.StateUpdated += PanGestureUpdated;
#if UNITY_EDITOR
if (JoystickImage != null && JoystickImage.canvas.renderMode != RenderMode.ScreenSpaceOverlay)
{
Debug.LogError("Fingers joystick script requires that if JoystickImage is set, the Canvas is in ScreenSpaceOverlay mode.");
}
#endif
if (!string.IsNullOrEmpty(CrossPlatformInputHorizontalAxisName) && !string.IsNullOrEmpty(CrossPlatformInputVerticalAxisName))
{
crossPlatformInputHorizontalAxisObject = FingersCrossPlatformInputReflectionScript.RegisterVirtualAxis(CrossPlatformInputHorizontalAxisName, out crossPlatformInputNewlyRegistered);
crossPlatformInputVerticalAxisObject = FingersCrossPlatformInputReflectionScript.RegisterVirtualAxis(CrossPlatformInputVerticalAxisName, out crossPlatformInputNewlyRegistered);
}
FingersScript.Instance.AddGesture(PanGesture);
SetIdleState();
homePosition = rectTransform.position;
}
private void OnDestroy()
{
if (crossPlatformInputNewlyRegistered && !string.IsNullOrEmpty(CrossPlatformInputHorizontalAxisName) && !string.IsNullOrEmpty(CrossPlatformInputVerticalAxisName))
{
FingersCrossPlatformInputReflectionScript.UnRegisterVirtualAxis(CrossPlatformInputHorizontalAxisName);
FingersCrossPlatformInputReflectionScript.UnRegisterVirtualAxis(CrossPlatformInputVerticalAxisName);
}
}
private void CheckForOverlap <T>(Vector2 point, T gesture, System.Action <FingersDPadScript, FingersDPadItem, T> action) where T : DigitalRubyShared.GestureRecognizer
{
if (action == null)
{
return;
}
FingersDPadItem item = FingersDPadItem.None;
int count = Physics2D.OverlapCircleNonAlloc(point, DeviceInfo.UnitsToPixels(TouchRadiusInUnits), overlap);
float horizontal = 0.0f;
float vertical = 0.0f;
for (int i = 0; i < count; i++)
{
if (overlap[i].gameObject == DPadCenterImageSelected.gameObject)
{
DPadCenterImageSelected.enabled = true;
item |= FingersDPadItem.Center;
}
if (overlap[i].gameObject == DPadRightImageSelected.gameObject)
{
DPadRightImageSelected.enabled = true;
item |= FingersDPadItem.Right;
horizontal = 1.0f;
}
if (overlap[i].gameObject == DPadDownImageSelected.gameObject)
{
DPadDownImageSelected.enabled = true;
item |= FingersDPadItem.Down;
vertical = -1.0f;
}
if (overlap[i].gameObject == DPadLeftImageSelected.gameObject)
{
DPadLeftImageSelected.enabled = true;
item |= FingersDPadItem.Left;
horizontal = -1.0f;
}
if (overlap[i].gameObject == DPadUpImageSelected.gameObject)
{
DPadUpImageSelected.enabled = true;
item |= FingersDPadItem.Up;
vertical = 1.0f;
}
}
if (item != FingersDPadItem.None)
{
action(this, item, gesture);
if (horizontal != 0.0f && crossPlatformInputHorizontalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputHorizontalAxisObject, horizontal);
}
if (vertical != 0.0f && crossPlatformInputVerticalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputVerticalAxisObject, vertical);
}
}
}
private void OnDisable()
{
if (FingersScript.HasInstance)
{
FingersScript.Instance.RemoveGesture(TapGesture);
}
if (crossPlatformInputNewlyRegistered && !string.IsNullOrEmpty(CrossPlatformInputHorizontalAxisName) && !string.IsNullOrEmpty(CrossPlatformInputVerticalAxisName))
{
FingersCrossPlatformInputReflectionScript.UnRegisterVirtualAxis(CrossPlatformInputHorizontalAxisName);
FingersCrossPlatformInputReflectionScript.UnRegisterVirtualAxis(CrossPlatformInputVerticalAxisName);
}
}
private void Tapped(GestureRecognizer tapGesture)
{
if (tapGesture.State == GestureRecognizerState.Ended && TapCallback != null)
{
TapCallback.Invoke();
if (crossPlatformInputVerticalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputJumpAxisObject, 1.0f);
// clear jump axis next frame so the player doesn't keep jumping
GestureRecognizer.RunActionAfterDelay(0.001f, clearJumpAction);
}
}
}
private void Update()
{
if (crossPlatformInputVerticalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputJumpAxisObject, 0.0f);
}
if (PanAnchor != null && PanAnchor.enabled && PanAnchorLine != null && PanAnchorLine.enabled && panLocation != Vector2.zero)
{
Vector2 start = PanAnchor.transform.position;
Vector2 end = panLocation;
PanAnchorLine.DrawLine(start, end, 1.0f);
}
}
private void PanGestureUpdated(DigitalRubyShared.GestureRecognizer gesture)
{
if (gesture.State == GestureRecognizerState.Executing)
{
// clamp joystick movement to max values
float maxOffset = (Screen.width + Screen.height) * MaxExtentPercent;
Vector2 offset = new Vector2(gesture.FocusX - gesture.StartFocusX, gesture.FocusY - gesture.StartFocusY);
// check distance from center, clamp to distance
offset = Vector2.ClampMagnitude(offset, maxOffset);
// don't bother if no motion
if (offset == Vector2.zero)
{
return;
}
// handle eight axis offset param
offset = UpdateForEightAxisMode(offset, maxOffset);
// move image
SetImagePosition(startCenter + offset);
if (!AddUpToOne)
{
float maxOffsetLerp = maxOffset * 0.7f;
offset.x = Mathf.Sign(offset.x) * Mathf.Lerp(0.0f, maxOffset, Mathf.Abs(offset.x / maxOffsetLerp));
offset.y = Mathf.Sign(offset.y) * Mathf.Lerp(0.0f, maxOffset, Mathf.Abs(offset.y / maxOffsetLerp));
}
// callback with movement weight
if (JoystickPower >= 1.0f)
{
// power is reducing offset, apply as is
offset.x = Mathf.Sign(offset.x) * Mathf.Pow(Mathf.Abs(offset.x) / maxOffset, JoystickPower);
offset.y = Mathf.Sign(offset.y) * Mathf.Pow(Mathf.Abs(offset.y) / maxOffset, JoystickPower);
}
else
{
// power is increasing offset, we need to make sure we maintain the aspect ratio of offset
Vector2 absOffset = new Vector2(Mathf.Abs(offset.x), Mathf.Abs(offset.y));
float offsetTotal = absOffset.x + absOffset.y;
float xWeight = absOffset.x / offsetTotal;
float yWeight = absOffset.y / offsetTotal;
offset.x = xWeight * Mathf.Sign(offset.x) * Mathf.Pow(absOffset.x / maxOffset, JoystickPower);
offset.y = yWeight * Mathf.Sign(offset.y) * Mathf.Pow(absOffset.y / maxOffset, JoystickPower);
offset = Vector2.ClampMagnitude(offset, maxOffset);
}
ExecuteCallback(offset);
if (crossPlatformInputHorizontalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputHorizontalAxisObject, offset.x);
}
if (crossPlatformInputVerticalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputVerticalAxisObject, offset.y);
}
}
else if (gesture.State == GestureRecognizerState.Began)
{
if (MoveJoystickToGestureStartLocation)
{
JoystickImage.transform.parent.position = new Vector3(gesture.FocusX, gesture.FocusY, JoystickImage.transform.parent.position.z);
}
startCenter = JoystickImage.rectTransform.anchoredPosition;
}
else if (gesture.State == GestureRecognizerState.Ended)
{
// return to center
SetImagePosition(startCenter);
// final callback
ExecuteCallback(Vector2.zero);
}
}
private void Panned(GestureRecognizer panGesture)
{
if (panGesture.State == GestureRecognizerState.Began)
{
if (PanAnchor != null)
{
PanAnchor.enabled = true;
PanAnchor.transform.position = new Vector3(panGesture.StartFocusX, panGesture.StartFocusY, PanAnchor.transform.position.z);
}
if (PanAnchorLine != null)
{
PanAnchorLine.enabled = true;
PanAnchorLine.DrawLine(Vector2.zero, Vector2.zero, 0.0f);
}
}
else if (panGesture.State == GestureRecognizerState.Executing)
{
float unitsX = DeviceInfo.PixelsToUnits(panGesture.DistanceX);
float unitsY = DeviceInfo.PixelsToUnits(panGesture.DistanceY);
float panX = Mathf.Sign(unitsX) * Mathf.Lerp(0.0f, 1.0f, Mathf.Abs(unitsX) / PanUnitsForMaxMove);
float panY = Mathf.Sign(unitsY) * Mathf.Lerp(0.0f, 1.0f, Mathf.Abs(unitsY) / PanUnitsForMaxMove);
if (PanCallback != null)
{
PanCallback.Invoke(new Vector2(panX, panY));
}
if (crossPlatformInputHorizontalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputHorizontalAxisObject, panX);
}
if (crossPlatformInputVerticalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputVerticalAxisObject, panY);
}
if (PanAnchor != null)
{
panLocation = new Vector2(panGesture.FocusX, panGesture.FocusY);
}
}
else if (panGesture.State == GestureRecognizerState.Ended || panGesture.State == GestureRecognizerState.Failed)
{
if (PanCallback != null)
{
PanCallback.Invoke(new Vector2(0.0f, 0.0f));
}
if (crossPlatformInputHorizontalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputHorizontalAxisObject, 0.0f);
}
if (crossPlatformInputVerticalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputVerticalAxisObject, 0.0f);
}
if (PanAnchor != null)
{
PanAnchor.enabled = false;
panLocation = Vector2.zero;
}
if (PanAnchorLine != null)
{
PanAnchorLine.enabled = false;
}
}
}
private void PanGestureUpdated(DigitalRubyShared.GestureRecognizer gesture)
{
if (gesture.State == GestureRecognizerState.Executing)
{
// clamp joystick movement to max values
float diameter = (rectTransform.rect.width + rectTransform.rect.height) * 0.5f;
float radius = diameter * 0.5f;
float maxOffset = radius * MaxRangeRadiusMultiplier;
Vector2 gestureOffset = new Vector2(gesture.FocusX, gesture.FocusY);
Vector2 offset;
RectTransformUtility.ScreenPointToLocalPointInRectangle(rectTransform, gestureOffset, null, out offset);
offset.x -= radius;
offset.y -= radius;
float distanceFromCenter = offset.magnitude;
float overshoot = Mathf.Max(0.0f, distanceFromCenter - radius);
Vector2 followVelocity = (offset.normalized * overshoot * FollowSpeed * Time.deltaTime);
// check distance from center, clamp to distance
offset = Vector2.ClampMagnitude(offset, maxOffset);
// don't bother if no motion
if (offset == Vector2.zero)
{
return;
}
// handle eight axis offset param
offset = UpdateForEightAxisMode(offset, maxOffset);
// move image
SetImagePosition(startCenter + offset);
if (!AddUpToOne)
{
float maxOffsetLerp = maxOffset * 0.7f;
offset.x = Mathf.Sign(offset.x) * Mathf.Lerp(0.0f, maxOffset, Mathf.Abs(offset.x / maxOffsetLerp));
offset.y = Mathf.Sign(offset.y) * Mathf.Lerp(0.0f, maxOffset, Mathf.Abs(offset.y / maxOffsetLerp));
}
// callback with movement weight
if (JoystickPower >= 1.0f)
{
// power is reducing offset, apply as is
offset.x = Mathf.Sign(offset.x) * Mathf.Pow(Mathf.Abs(offset.x) / maxOffset, JoystickPower);
offset.y = Mathf.Sign(offset.y) * Mathf.Pow(Mathf.Abs(offset.y) / maxOffset, JoystickPower);
}
else
{
// power is increasing offset, we need to make sure we maintain the aspect ratio of offset
Vector2 absOffset = new Vector2(Mathf.Abs(offset.x), Mathf.Abs(offset.y));
float offsetTotal = absOffset.x + absOffset.y;
float xWeight = absOffset.x / offsetTotal;
float yWeight = absOffset.y / offsetTotal;
offset.x = xWeight * Mathf.Sign(offset.x) * Mathf.Pow(absOffset.x / maxOffset, JoystickPower);
offset.y = yWeight * Mathf.Sign(offset.y) * Mathf.Pow(absOffset.y / maxOffset, JoystickPower);
offset = Vector2.ClampMagnitude(offset, maxOffset);
}
ExecuteCallback(offset);
if (crossPlatformInputHorizontalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputHorizontalAxisObject, offset.x);
}
if (crossPlatformInputVerticalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputVerticalAxisObject, offset.y);
}
transform.Translate(followVelocity);
}
else if (gesture.State == GestureRecognizerState.Began)
{
if (MoveJoystickToGestureStartLocation)
{
Vector2 localPoint;
RectTransformUtility.ScreenPointToLocalPointInRectangle(rectTransform, new Vector2(gesture.FocusX, gesture.FocusY), null, out localPoint);
float diameter = (rectTransform.rect.width + rectTransform.rect.height) * 0.5f;
float radius = diameter * 0.5f;
localPoint.x -= radius;
localPoint.y -= radius;
localPoint.x *= rectTransform.lossyScale.x;
localPoint.y *= rectTransform.lossyScale.y;
rectTransform.Translate(localPoint, Space.Self);
}
startCenter = JoystickImage.rectTransform.anchoredPosition;
}
else if (gesture.State == GestureRecognizerState.Ended)
{
// return to center
SetImagePosition(startCenter);
// final callback
ExecuteCallback(Vector2.zero);
}
}
private void PanGestureUpdated(DigitalRubyShared.GestureRecognizer gesture)
{
if (gesture.State == GestureRecognizerState.Executing)
{
if (StartJoystick(gesture))
{
// clamp joystick movement to max values
float diameter = (rectTransform.rect.width + rectTransform.rect.height) * 0.5f;
float radius = diameter * 0.5f;
float maxOffset = radius * MaxRangeRadiusMultiplier;
Vector2 gestureOffset = new Vector2(gesture.FocusX, gesture.FocusY);
Vector2 offset;
RectTransformUtility.ScreenPointToLocalPointInRectangle(rectTransform, gestureOffset, null, out offset);
float distanceFromCenter = offset.magnitude;
float overshoot = Mathf.Max(0.0f, distanceFromCenter - radius);
Vector2 offsetNormalized = offset.normalized;
Vector2 followVelocity = (offsetNormalized * overshoot * FollowSpeed);
// check distance from center, clamp to distance
offset = Vector2.ClampMagnitude(offset, maxOffset);
// don't bother if no motion
if (offset == Vector2.zero)
{
return;
}
// handle eight axis offset param
offset = UpdateForEightAxisMode(offset, maxOffset);
// move image
SetImagePosition(startCenter + offset);
// compute power in circle or square
offsetNormalized = ComputeJoystickPowerCircle(offset, offsetNormalized, radius);
ExecuteCallback(offsetNormalized);
if (crossPlatformInputHorizontalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputHorizontalAxisObject, offset.x);
}
if (crossPlatformInputVerticalAxisObject != null)
{
FingersCrossPlatformInputReflectionScript.UpdateVirtualAxis(crossPlatformInputVerticalAxisObject, offset.y);
}
rectTransform.Translate(followVelocity);
}
}
else if (gesture.State == GestureRecognizerState.Began)
{
StartJoystick(gesture);
}
else if (gesture.State == GestureRecognizerState.Ended)
{
// return to center
SetImagePosition(startCenter);
// reset state
SetIdleState();
// final callback
ExecuteCallback(Vector2.zero);
if (ReturnToHomePosition)
{
// move to home
rectTransform.position = homePosition;
}
}
#if UNITY_2019_1_OR_NEWER
if (RestrictJoystickPositionTo != null)
{
Vector2 closestPoint = RestrictJoystickPositionTo.ClosestPoint(rectTransform.position);
rectTransform.position = closestPoint;
}
#endif
}
