public static Quaternion Do(int id, Quaternion rotation, Vector3 position, Vector3 axis, float size, bool cutoffPlane, float snap, bool enableRayDrag, bool showHotArc, Color fillColor)
{
if (Mathf.Abs(Vector3.Dot(Camera.current.transform.forward, axis)) > 0.999f)
{
cutoffPlane = false;
}
Event current = Event.current;
switch (current.GetTypeForControl(id))
{
case EventType.MouseDown:
if (HandleUtility.nearestControl == id && current.button == 0)
{
GUIUtility.hotControl = id;
Tools.LockHandlePosition();
if (cutoffPlane)
{
Vector3 normalized = Vector3.Cross(axis, Camera.current.transform.forward).normalized;
Disc.s_StartPosition = HandleUtility.ClosestPointToArc(position, axis, normalized, 180f, size);
}
else
{
Disc.s_StartPosition = HandleUtility.ClosestPointToDisc(position, axis, size);
}
Disc.s_RotationDist = 0f;
Disc.s_StartRotation = rotation;
Disc.s_StartAxis = axis;
Disc.s_CurrentMousePosition = (Disc.s_StartMousePosition = Event.current.mousePosition);
current.Use();
EditorGUIUtility.SetWantsMouseJumping(1);
}
break;
case EventType.MouseUp:
if (GUIUtility.hotControl == id && (current.button == 0 || current.button == 2))
{
Tools.UnlockHandlePosition();
GUIUtility.hotControl = 0;
current.Use();
EditorGUIUtility.SetWantsMouseJumping(0);
}
break;
case EventType.MouseMove:
if (id == HandleUtility.nearestControl)
{
HandleUtility.Repaint();
}
break;
case EventType.MouseDrag:
if (GUIUtility.hotControl == id)
{
bool flag = EditorGUI.actionKey && current.shift && enableRayDrag;
if (flag)
{
if (HandleUtility.ignoreRaySnapObjects == null)
{
Handles.SetupIgnoreRaySnapObjects();
}
object obj = HandleUtility.RaySnap(HandleUtility.GUIPointToWorldRay(current.mousePosition));
if (obj != null && (double)Vector3.Dot(axis.normalized, rotation * Vector3.forward) < 0.999)
{
Vector3 vector = ((RaycastHit)obj).point - position;
Vector3 forward = vector - Vector3.Dot(vector, axis.normalized) * axis.normalized;
rotation = Quaternion.LookRotation(forward, rotation * Vector3.up);
}
}
else
{
Vector3 normalized2 = Vector3.Cross(axis, position - Disc.s_StartPosition).normalized;
Disc.s_CurrentMousePosition += current.delta;
Disc.s_RotationDist = HandleUtility.CalcLineTranslation(Disc.s_StartMousePosition, Disc.s_CurrentMousePosition, Disc.s_StartPosition, normalized2) / size * 30f;
Disc.s_RotationDist = Handles.SnapValue(Disc.s_RotationDist, snap);
rotation = Quaternion.AngleAxis(Disc.s_RotationDist * -1f, Disc.s_StartAxis) * Disc.s_StartRotation;
}
GUI.changed = true;
current.Use();
}
break;
case EventType.KeyDown:
if (current.keyCode == KeyCode.Escape && GUIUtility.hotControl == id)
{
Tools.UnlockHandlePosition();
EditorGUIUtility.SetWantsMouseJumping(0);
}
break;
case EventType.Repaint:
{
Color color = Color.white;
if (id == GUIUtility.hotControl)
{
color = Handles.color;
Handles.color = Handles.selectedColor;
}
else if (id == HandleUtility.nearestControl && GUIUtility.hotControl == 0)
{
color = Handles.color;
Handles.color = Handles.preselectionColor;
}
if (GUIUtility.hotControl == id)
{
Color color2 = Handles.color;
Vector3 normalized3 = (Disc.s_StartPosition - position).normalized;
Handles.color = fillColor;
Handles.DrawLine(position, position + normalized3 * size);
float angle = -Mathf.Sign(Disc.s_RotationDist) * Mathf.Repeat(Mathf.Abs(Disc.s_RotationDist), 360f);
Vector3 a = Quaternion.AngleAxis(angle, axis) * normalized3;
Handles.DrawLine(position, position + a * size);
Handles.color = fillColor * new Color(1f, 1f, 1f, 0.2f);
int i = 0;
int num = (int)Mathf.Abs(Disc.s_RotationDist * 0.00277777785f);
while (i < num)
{
Handles.DrawSolidDisc(position, axis, size);
i++;
}
Handles.DrawSolidArc(position, axis, normalized3, angle, size);
if (EditorGUI.actionKey && snap > 0f)
{
Disc.DrawRotationUnitSnapMarkers(position, axis, size, 0.1f, snap, normalized3);
Disc.DrawRotationUnitSnapMarkers(position, axis, size, 0.2f, 45f, normalized3);
}
Handles.color = color2;
}
if ((showHotArc && GUIUtility.hotControl == id) || (GUIUtility.hotControl != id && !cutoffPlane))
{
Handles.DrawWireDisc(position, axis, size);
}
else if (GUIUtility.hotControl != id && cutoffPlane)
{
Vector3 normalized4 = Vector3.Cross(axis, Camera.current.transform.forward).normalized;
Handles.DrawWireArc(position, axis, normalized4, 180f, size);
}
if (id == GUIUtility.hotControl || (id == HandleUtility.nearestControl && GUIUtility.hotControl == 0))
{
Handles.color = color;
}
break;
}
case EventType.Layout:
{
float distance;
if (cutoffPlane)
{
Vector3 normalized5 = Vector3.Cross(axis, Camera.current.transform.forward).normalized;
distance = HandleUtility.DistanceToArc(position, axis, normalized5, 180f, size) * 0.3f;
}
else
{
distance = HandleUtility.DistanceToDisc(position, axis, size) * 0.3f;
}
HandleUtility.AddControl(id, distance);
break;
}
}
return(rotation);
}
public static Quaternion Do(int id, Quaternion rotation, Vector3 position, Vector3 axis, float size, bool cutoffPlane, float snap)
{
return(Disc.Do(id, rotation, position, axis, size, cutoffPlane, snap, true, true, Handles.secondaryColor));
}
