using Microsoft.Kinect;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace LibMyGesturesBank
{
    public class PostureHandsOnHead : Posture
    {
        protected override bool TestPosture(Body body)
        {
            // Condition pour la main droite proche de la tête
            bool rightHandNearHead = IsHandNearHead(body.Joints[JointType.HandRight], body.Joints[JointType.Head]);

            // Condition pour la main gauche proche de la tête
            bool leftHandNearHead = IsHandNearHead(body.Joints[JointType.HandLeft], body.Joints[JointType.Head]);

            return rightHandNearHead && leftHandNearHead;
        }

        private bool IsHandNearHead(Joint hand, Joint head)
        {
            // Exemple de condition : la main est à moins de 30 cm de la tête
            return Math.Sqrt(
                Math.Pow(hand.Position.X - head.Position.X, 2) +
                Math.Pow(hand.Position.Y - head.Position.Y, 2) +
                Math.Pow(hand.Position.Z - head.Position.Z, 2)) < 0.3;
        }

        public override string GestureName => "Hands On Head";

    }


}