public static EventType EndManipulationHandling()
{
EventType usedEvent = EndEventCheck();
if (usedEvent == EventType.MouseDown)
{
RecordMouseDownState(Selection.transforms);
s_StartHandlePosition = Tools.handlePosition;
s_PreviousHandlePosition = s_StartHandlePosition;
s_StartLocalHandleOffset = Tools.localHandleOffset;
if (s_LockHandle)
{
Tools.LockHandlePosition();
}
Tools.LockHandleRectRotation();
}
else if (s_MouseDownState != null && (usedEvent == EventType.MouseUp || GUIUtility.hotControl != s_HotControl))
{
s_StartHandleRotation = Tools.handleRotation;
s_MouseDownState = null;
if (s_LockHandle)
{
Tools.UnlockHandlePosition();
}
Tools.UnlockHandleRectRotation();
ManipulationToolUtility.DisableMinDragDifference();
}
return(usedEvent);
}
public static EventType EndManipulationHandling()
{
EventType eventType = TransformManipulator.EndEventCheck();
if (eventType == EventType.MouseDown)
{
TransformManipulator.RecordMouseDownState(Selection.transforms);
TransformManipulator.s_StartHandlePosition = Tools.handlePosition;
TransformManipulator.s_StartLocalHandleOffset = Tools.localHandleOffset;
if (TransformManipulator.s_LockHandle)
{
Tools.LockHandlePosition();
}
Tools.LockHandleRectRotation();
}
else if (TransformManipulator.s_MouseDownState != null && (eventType == EventType.MouseUp || GUIUtility.hotControl != TransformManipulator.s_HotControl))
{
TransformManipulator.s_MouseDownState = null;
if (TransformManipulator.s_LockHandle)
{
Tools.UnlockHandlePosition();
}
Tools.UnlockHandleRectRotation();
ManipulationToolUtility.DisableMinDragDifference();
}
return(eventType);
}
protected override void ToolGUI(SceneView view, Vector3 handlePosition, bool isStatic)
{
var ids = Handles.TransformHandleIds.Default;
TransformManipulator.BeginManipulationHandling(false);
// Lock position when scaling or rotating
if (ids.scale.Has(GUIUtility.hotControl) ||
ids.rotation.Has(GUIUtility.hotControl))
{
Tools.LockHandlePosition();
}
else
{
Tools.UnlockHandlePosition();
}
EditorGUI.BeginChangeCheck();
if (Event.current.type == EventType.MouseDown)
{
s_Scale = Vector3.one;
}
var startPosition = handlePosition;
var endPosition = startPosition;
var startRotation = Tools.handleRotation;
var endRotation = startRotation;
var startScale = s_Scale;
var endScale = startScale;
Handles.TransformHandle(ids, ref endPosition, ref endRotation, ref endScale, Handles.TransformHandleParam.Default);
s_Scale = endScale;
if (EditorGUI.EndChangeCheck() && !isStatic)
{
Undo.RecordObjects(Selection.transforms, "Transform Manipulation");
if (TransformManipulator.HandleHasMoved(endPosition))
{
ManipulationToolUtility.SetMinDragDifferenceForPos(handlePosition);
TransformManipulator.SetPositionDelta(endPosition, TransformManipulator.mouseDownHandlePosition);
}
Quaternion deltaRotation = Quaternion.Inverse(startRotation) * endRotation;
float angle;
Vector3 axis;
deltaRotation.ToAngleAxis(out angle, out axis);
if (!Mathf.Approximately(angle, 0))
{
foreach (Transform t in Selection.transforms)
{
// Rotate around handlePosition (Global or Local axis).
if (Tools.pivotMode == PivotMode.Center)
{
t.RotateAround(handlePosition, startRotation * axis, angle);
}
// Local rotation (Pivot mode with Local axis).
else if (TransformManipulator.individualSpace)
{
t.Rotate(t.rotation * axis, angle, Space.World);
}
// Pivot mode with Global axis.
else
{
t.Rotate(startRotation * axis, angle, Space.World);
}
// sync euler hints after a rotate tool update tyo fake continuous rotation
t.SetLocalEulerHint(t.GetLocalEulerAngles(t.rotationOrder));
if (t.parent != null)
{
t.SendTransformChangedScale(); // force scale update, needed if tr has non-uniformly scaled parent.
}
}
Tools.handleRotation = endRotation;
}
if (endScale != startScale)
{
TransformManipulator.SetScaleDelta(endScale, endRotation);
}
}
TransformManipulator.EndManipulationHandling();
}
public override void ToolGUI(SceneView view, Vector3 handlePosition, bool isStatic)
{
Handles.TransformHandleIds @default = Handles.TransformHandleIds.Default;
TransformManipulator.BeginManipulationHandling(false);
if (@default.scale.Has(GUIUtility.hotControl) || @default.rotation.Has(GUIUtility.hotControl))
{
Tools.LockHandlePosition();
}
else
{
Tools.UnlockHandlePosition();
}
EditorGUI.BeginChangeCheck();
if (Event.current.type == EventType.MouseDown)
{
TransformTool.s_Scale = Vector3.one;
}
Vector3 vector = handlePosition;
Quaternion handleRotation = Tools.handleRotation;
Quaternion quaternion = handleRotation;
Vector3 vector2 = TransformTool.s_Scale;
Vector3 vector3 = vector2;
Handles.TransformHandle(@default, ref vector, ref quaternion, ref vector3, Handles.TransformHandleParam.Default);
TransformTool.s_Scale = vector3;
if (EditorGUI.EndChangeCheck() && !isStatic)
{
Undo.RecordObjects(Selection.transforms, "Transform Manipulation");
if (TransformManipulator.HandleHasMoved(vector))
{
ManipulationToolUtility.SetMinDragDifferenceForPos(handlePosition);
TransformManipulator.SetPositionDelta(vector, TransformManipulator.mouseDownHandlePosition);
}
float num;
Vector3 point;
(Quaternion.Inverse(handleRotation) * quaternion).ToAngleAxis(out num, out point);
if (!Mathf.Approximately(num, 0f))
{
Transform[] transforms = Selection.transforms;
for (int i = 0; i < transforms.Length; i++)
{
Transform transform = transforms[i];
if (Tools.pivotMode == PivotMode.Center)
{
transform.RotateAround(handlePosition, handleRotation * point, num);
}
else if (TransformManipulator.individualSpace)
{
transform.Rotate(transform.rotation * point, num, Space.World);
}
else
{
transform.Rotate(handleRotation * point, num, Space.World);
}
transform.SetLocalEulerHint(transform.GetLocalEulerAngles(transform.rotationOrder));
if (transform.parent != null)
{
transform.SendTransformChangedScale();
}
}
Tools.handleRotation = quaternion;
}
if (vector3 != vector2)
{
TransformManipulator.SetScaleDelta(vector3, quaternion);
}
}
TransformManipulator.EndManipulationHandling();
}
internal static void LockHandlePosition()
{
Tools.LockHandlePosition(Tools.handlePosition);
}
