private void HandlePivots(SceneView sceneView)
{
for (int i = 0; i < targets.Length; i++)
{
currentHandleShape = (QuickPolygon)targets[i];
if (currentHandleShape == null)
{
continue;
}
// Handle movement vector is just used to check if the user moved the handle in the last frame.
Vector3 handlePosition = Handles.FreeMoveHandle(currentHandleShape.transform.position,
Quaternion.identity, Mathf.Min(currentHandleShape.ProportionsModifier.width,
currentHandleShape.ProportionsModifier.height) * pivotHandleSize, Vector3.zero,
DrawPivotHandle);
Vector3 handleMovement = handlePosition - currentHandleShape.transform.position;
Plane plane;
if (targets.Length == 1 && !currentHandleShape.IsCircle())
{
int[] list = currentHandleShape.Shape.uniform && !(currentHandleShape.Shape is StarShape) && currentHandleShape.Shape.roundings[0] <= 1
? currentHandleShape.Shape.GetData().BorderVertices
: currentHandleShape.Shape.GetData().RoundableVertices;
bool rmb = (Event.current.type == EventType.MouseUp && Event.current.button == 0);
bool drag = (Event.current.type == EventType.MouseDrag && Event.current.button == 0);
if (drag)
{
dragging = true;
}
if (dragging && rmb)
{
rmb = false;
dragging = false;
}
if (showRoundingSlider.Length != list.Length)
{
showRoundingSlider = new bool[list.Length];
for (int j = 0; j < showRoundingSlider.Length; j++)
{
showRoundingSlider[j] = false;
}
}
for (int j = 0; j < list.Length; j++)
{
Vector3 polygonCenter = currentHandleShape.transform.position - currentHandleShape.ToPivotVector() + currentHandleShape.Shape.GetData().Vertices[0];
Vector3 position = polygonCenter + 0.95f * (-polygonCenter + currentHandleShape.transform.TransformPoint(currentHandleShape.LastData.Vertices[list[j]]));
if (rmb)
{
plane = new Plane(currentHandleShape.transform.forward, currentHandleShape.transform.position);
Ray ray = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
float enter = 100.0f;
if (plane.Raycast(ray, out enter))
{
Vector3 mouseWorldPosition = ray.GetPoint(enter);
if (Vector3.Distance(mouseWorldPosition, position) < currentHandleShape.GetUniformScale() * 0.1f)
{
showRoundingSlider[j] = !showRoundingSlider[j];
EditorUtility.SetDirty(target);
}
}
}
Color c = roundingHandleBorderColor;
c.a = showRoundingSlider[j] ? 1 : 0.2f;
Handles.color = c;
Handles.DrawSolidDisc(position, currentHandleShape.transform.forward, Mathf.Min(currentHandleShape.ProportionsModifier.width, currentHandleShape.ProportionsModifier.height) * 0.05f);
c = roundingHandleFillColor;
c.a = showRoundingSlider[j] ? 1 : 0.0f;
Handles.color = c;
Handles.DrawSolidDisc(position, currentHandleShape.transform.forward, Mathf.Min(currentHandleShape.ProportionsModifier.width, currentHandleShape.ProportionsModifier.height) * 0.03f);
}
}
if (GUI.changed && handleMovement.sqrMagnitude > 0.0f)
{
Ray ray = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
plane = new Plane(currentHandleShape.transform.forward, currentHandleShape.transform.position);
float enter = 100.0f;
if (plane.Raycast(ray, out enter))
{
Vector3 pivotWorldPosition = ray.GetPoint(enter);
Vector3 pivotLocalPosition = currentHandleShape.transform.InverseTransformPoint(pivotWorldPosition);
Undo.RecordObjects(targets, "Pivot Modify");
Vector2 pivotNormalized = PivotModifier.CalculatePivotNormalized(pivotLocalPosition,
Helpers.CalculateBounds(currentHandleShape.LastData, currentHandleShape.HaveBorder()));
for (int j = 0; j < targets.Length; j++)
{
QuickPolygon shape = (QuickPolygon)targets[j];
shape.PivotModifier.Pivot = pivotNormalized;
shape.PivotModifier.pivotSnapLocation = PivotSnapLocation.Custom;
}
// Try to snap the pivot if the user is holding control.
if (Event.current.control)
{
SnapPivot(pivotSnapRange);
}
else
{
SnapPivot(0.0f);
}
RefreshTargets();
EditorUtility.SetDirty(target);
}
}
}
}