private void DoRangesGUI()
        {
            var radius = controller.radius;

            EditorGUILayout.Space();
            EditorGUILayout.Space();

            var rect = EditorGUILayout.GetControlRect(false, radius * 2f);

            if (Event.current.type == EventType.Repaint)
            {
                m_AngleRangeRect = rect;
            }

            {   //Draw background
                var backgroundColor      = Contents.proBackgroundColor;
                var backgroundRangeColor = Contents.proBackgroundRangeColor;

                if (!EditorGUIUtility.isProSkin)
                {
                    backgroundColor        = Contents.defaultBackgroundColor;
                    backgroundRangeColor.a = 0.1f;
                }
                var c = Handles.color;
                Handles.color = backgroundRangeColor;
                SpriteShapeHandleUtility.DrawSolidArc(rect.center, Vector3.forward, Vector3.right, 360f, radius, AngleRangeGUI.kRangeWidth);
                Handles.color = backgroundColor;
                Handles.DrawSolidDisc(rect.center, Vector3.forward, radius - AngleRangeGUI.kRangeWidth + 1f);
                Handles.color = c;
            }

            if (targets.Length == 1)
            {
                {   //Draw fill texture and sprite preview
                    SpriteShapeHandleUtility.DrawTextureArc(
                        m_FillTextureProp.objectReferenceValue as Texture, 100.0f,
                        rect.center, Vector3.forward, Quaternion.AngleAxis(m_PreviewAngle, Vector3.forward) * Vector3.right, 180f,
                        radius - AngleRangeGUI.kRangeWidth);

                    var rectSize = Vector2.one * (radius - AngleRangeGUI.kRangeWidth) * 2f;
                    rectSize.y *= 0.33f;
                    var spriteRect = new Rect(rect.center - rectSize * 0.5f, rectSize);
                    DrawSpritePreview(spriteRect);
                    HandleSpritePreviewCycle(spriteRect);
                }

                controller.rect = m_AngleRangeRect;
                controller.OnGUI();
            }

            EditorGUILayout.Space();
            EditorGUILayout.Space();
        }