public void OnBeginDrag(PointerEventData eventData)
{
ZPointerEventData pointerEventData = eventData as ZPointerEventData;
if (pointerEventData == null ||
pointerEventData.button != PointerEventData.InputButton.Left)
{
return;
}
Pose pose = pointerEventData.Pointer.EndPointWorldPose;
// Cache the initial grab state.
this._initialGrabOffset =
Quaternion.Inverse(this.transform.rotation) *
(this.transform.position - pose.position);
this._initialGrabRotation =
Quaternion.Inverse(pose.rotation) *
this.transform.rotation;
// If the grabbable object has a rigidbody component,
// mark it as kinematic during the grab.
var rigidbody = this.GetComponent <Rigidbody>();
if (rigidbody != null)
{
this._isKinematic = rigidbody.isKinematic;
rigidbody.isKinematic = true;
}
// Capture pointer events.
pointerEventData.Pointer.CapturePointer(this.gameObject);
}
public override void Raycast(
PointerEventData eventData, List <RaycastResult> resultAppendList)
{
ZPointerEventData e = eventData as ZPointerEventData;
if (e != null)
{
this.Raycast(
e.Pointer.PointerRay,
resultAppendList,
float.PositiveInfinity,
~0);
}
else
{
base.Raycast(eventData, resultAppendList);
}
}
public void OnDrag(PointerEventData eventData)
{
ZPointerEventData pointerEventData = eventData as ZPointerEventData;
if (pointerEventData == null ||
pointerEventData.button != PointerEventData.InputButton.Left)
{
return;
}
Pose pose = pointerEventData.Pointer.EndPointWorldPose;
// Update the grab object's rotation.
this.transform.rotation =
pose.rotation * this._initialGrabRotation;
// Update the grab object's position.
this.transform.position =
pose.position +
(this.transform.rotation * this._initialGrabOffset);
}
public void OnEndDrag(PointerEventData eventData)
{
ZPointerEventData pointerEventData = eventData as ZPointerEventData;
if (pointerEventData == null ||
pointerEventData.button != PointerEventData.InputButton.Left)
{
return;
}
// Release the pointer.
pointerEventData.Pointer.CapturePointer(null);
// If the grabbable object has a rigidbody component,
// restore its original isKinematic state.
var rigidbody = this.GetComponent <Rigidbody>();
if (rigidbody != null)
{
rigidbody.isKinematic = this._isKinematic;
}
}
public void OnDrag(PointerEventData eventData)
{
ZPointerEventData pointerEventData = eventData as ZPointerEventData;
if (pointerEventData == null ||
pointerEventData.button != PointerEventData.InputButton.Left)
{
return;
}
Pose pose = pointerEventData.Pointer.EndPointWorldPose;
// commenting out rotation from the original draggable script
// to maintain a fixed orientation relative to the drag plane
//
// Update the grab object's rotation.
//this.transform.rotation =
// pose.rotation * this._initialGrabRotation;
// Update the grab object's position.
this.transform.position =
pose.position +
(this.transform.rotation * this._initialGrabOffset);
}
