private void OnGizmoAttemptHandleDragBegin(Gizmo gizmo, int handleId)
{
if (handleId == HandleId)
{
if (_dragChannel == GizmoDragChannel.Offset)
{
GizmoDblAxisOffsetDrag3D.WorkData workData = new GizmoDblAxisOffsetDrag3D.WorkData();
workData.Axis0 = Vector2Ex.ConvertDirTo3D(_transform.Right2D, OffsetDragOrigin, Gizmo.FocusCamera).normalized;
workData.Axis1 = Vector2Ex.ConvertDirTo3D(_transform.Up2D, OffsetDragOrigin, Gizmo.FocusCamera).normalized;
workData.DragOrigin = OffsetDragOrigin;
workData.SnapStep0 = Settings.OffsetSnapStepRight;
workData.SnapStep1 = Settings.OffsetSnapStepUp;
_offsetDrag.SetWorkData(workData);
}
else
if (_dragChannel == GizmoDragChannel.Rotation)
{
GizmoSglAxisRotationDrag3D.WorkData workData = new GizmoSglAxisRotationDrag3D.WorkData();
workData.Axis = Gizmo.FocusCamera.transform.forward;
workData.SnapMode = Settings.RotationSnapMode;
workData.SnapStep = Settings.RotationSnapStep;
if (LookAndFeel.PlaneType != GizmoPlane2DType.Polygon)
{
workData.RotationPlanePos = Gizmo.FocusCamera.ScreenToWorldPoint(new Vector3(Position.x, Position.y, Gizmo.FocusCamera.nearClipPlane));
}
if (LookAndFeel.PlaneType == GizmoPlane2DType.Circle)
{
_rotationArc.SetArcData(Position, Gizmo.HoverInfo.HoverPoint, GetRealCircleRadius());
_rotationArc.Type = GizmoRotationArc2D.ArcType.Standard;
}
else
if (LookAndFeel.PlaneType == GizmoPlane2DType.Polygon)
{
Vector3 polyCenter = PolyCenter;
workData.RotationPlanePos = Gizmo.FocusCamera.ScreenToWorldPoint(new Vector3(polyCenter.x, polyCenter.y, Gizmo.FocusCamera.nearClipPlane));
_rotationArc.SetArcData(PolyCenter, Gizmo.HoverInfo.HoverPoint, 1.0f);
_rotationArc.Type = GizmoRotationArc2D.ArcType.PolyProjected;
_rotationArc.ProjectionPoly = _polygon;
_rotationArc.NumProjectedPoints = 100;
}
_rotationDrag.SetWorkData(workData);
}
else
if (_dragChannel == GizmoDragChannel.Scale)
{
_scaleAxisRight = Vector2Ex.ConvertDirTo3D(Position, GetRealExtentPoint(Shape2DExtentPoint.Right), ScaleDragOrigin, Gizmo.FocusCamera);
_scaleAxisUp = Vector2Ex.ConvertDirTo3D(Position, GetRealExtentPoint(Shape2DExtentPoint.Top), ScaleDragOrigin, Gizmo.FocusCamera);
GizmoDblAxisScaleDrag3D.WorkData workData = new GizmoDblAxisScaleDrag3D.WorkData();
workData.Axis0 = _scaleAxisRight.normalized;
workData.Axis1 = _scaleAxisUp.normalized;
workData.AxisIndex0 = _scaleDragAxisIndexRight;
workData.AxisIndex1 = _scaleDragAxisIndexUp;
workData.DragOrigin = ScaleDragOrigin;
workData.SnapStep = Settings.ProportionalScaleSnapStep;
_scaleDrag.SetWorkData(workData);
}
}
}
private void OnGizmoAttemptHandleDragBegin(Gizmo gizmo, int handleId)
{
if (handleId == Handle.Id || handleId == _cap2D.HandleId)
{
if (_dragChannel == GizmoDragChannel.Offset)
{
GizmoSglAxisOffsetDrag3D.WorkData workData = new GizmoSglAxisOffsetDrag3D.WorkData();
workData.Axis = Vector2Ex.ConvertDirTo3D(StartPosition, GetRealEndPosition(), OffsetDragOrigin, Gizmo.FocusCamera).normalized;
workData.DragOrigin = OffsetDragOrigin;
workData.SnapStep = Settings.OffsetSnapStep;
_offsetDrag.SetWorkData(workData);
}
else
if (_dragChannel == GizmoDragChannel.Rotation)
{
GizmoSglAxisRotationDrag3D.WorkData workData = new GizmoSglAxisRotationDrag3D.WorkData();
workData.Axis = Gizmo.FocusCamera.transform.forward;
workData.SnapMode = Settings.RotationSnapMode;
workData.SnapStep = Settings.RotationSnapStep;
workData.RotationPlanePos = Gizmo.FocusCamera.ScreenToWorldPoint(new Vector3(_transform.Position2D.x, _transform.Position2D.y, Gizmo.FocusCamera.nearClipPlane));
_rotationArc.SetArcData(StartPosition, GetRealEndPosition(), GetRealLength());
_rotationDrag.SetWorkData(workData);
}
else
if (_dragChannel == GizmoDragChannel.Scale)
{
_scaleAxis = Vector2Ex.ConvertDirTo3D(StartPosition, GetRealEndPosition(), ScaleDragOrigin, Gizmo.FocusCamera);
GizmoSglAxisScaleDrag3D.WorkData workData = new GizmoSglAxisScaleDrag3D.WorkData();
workData.Axis = _scaleAxis.normalized;
workData.AxisIndex = _scaleDragAxisIndex;
workData.BaseSize = _scaleAxis.magnitude;
workData.DragOrigin = ScaleDragOrigin;
workData.SnapStep = Settings.ScaleSnapStep;
_scaleDrag.SetWorkData(workData);
}
}
}