#if !UNITY_2019_3_OR_NEWER
#define CINEMACHINE_PHYSICS
#endif

using UnityEngine;
using UnityEditor;

namespace Cinemachine.Editor
{
#if CINEMACHINE_PHYSICS
    [CustomEditor(typeof(Cinemachine3rdPersonFollow))]
    internal class Cinemachine3rdPersonFollowEditor : BaseEditor<Cinemachine3rdPersonFollow>
    {
        [DrawGizmo(GizmoType.Active | GizmoType.Selected, typeof(Cinemachine3rdPersonFollow))]
        static void Draw3rdPersonGizmos(Cinemachine3rdPersonFollow target, GizmoType selectionType)
        {
            if (target.IsValid)
            {
                Color originalGizmoColour = Gizmos.color;
                Gizmos.color = CinemachineCore.Instance.IsLive(target.VirtualCamera)
                    ? CinemachineSettings.CinemachineCoreSettings.ActiveGizmoColour
                    : CinemachineSettings.CinemachineCoreSettings.InactiveGizmoColour;

                target.GetRigPositions(out Vector3 root, out Vector3 shoulder, out Vector3 hand);
                Gizmos.DrawLine(root, shoulder);
                Gizmos.DrawLine(shoulder, hand);
                Gizmos.DrawSphere(root, 0.02f);
                Gizmos.DrawSphere(shoulder, 0.02f);
                Gizmos.DrawSphere(hand, 0.03f);
                Gizmos.color = originalGizmoColour;
            }
        }
    }
#endif
}