using Delta.PhysicsEngines.VisualShapes;

using Delta.Utilities.Datatypes;



namespace Delta.PhysicsEngines.Tests3D

{

	/// <summary>

	/// Class that handles easily ragdoll setup into engine.

	/// </summary>

	public class Ragdoll

	{

		#region Private



		#region torso (Private)

		private readonly VisualPhysicsBox torso;

		#endregion



		#region head (Private)

		private readonly VisualPhysicsSphere head;

		#endregion



		#region arm1 (Private)

		private readonly VisualPhysicsCapsule arm1;

		#endregion



		#region arm2 (Private)

		private readonly VisualPhysicsCapsule arm2;

		#endregion



		#region lowerarm1 (Private)

		private readonly VisualPhysicsCapsule lowerarm1;

		#endregion



		#region lowerarm2 (Private)

		private readonly VisualPhysicsCapsule lowerarm2;

		#endregion



		#region leg1 (Private)

		private readonly VisualPhysicsCapsule leg1;

		#endregion



		#region leg2 (Private)

		private readonly VisualPhysicsCapsule leg2;

		#endregion



		#region lowerleg1 (Private)

		private readonly VisualPhysicsCapsule lowerleg1;

		#endregion



		#region lowerleg2 (Private)

		private readonly VisualPhysicsCapsule lowerleg2;

		#endregion



		#region headTorso (Private)

		private PhysicsJoint headTorso;

		#endregion



		#region arm1torso (Private)

		private PhysicsJoint arm1torso;

		#endregion



		#region arm2torso (Private)

		private PhysicsJoint arm2torso;

		#endregion



		#region arm1Hinge (Private)

		private PhysicsJoint arm1Hinge;

		#endregion



		#region arm2Hinge (Private)

		private PhysicsJoint arm2Hinge;

		#endregion



		#region leg1torso (Private)

		private PhysicsJoint leg1torso;

		#endregion



		#region leg2torso (Private)

		private PhysicsJoint leg2torso;

		#endregion



		#region leg1Hinge (Private)

		private PhysicsJoint leg1Hinge;

		#endregion



		#region leg2Hinge (Private)

		private PhysicsJoint leg2Hinge;

		#endregion



		#endregion



		#region Constructors

		public Ragdoll(Vector position)

		{

			torso = new VisualPhysicsBox(position, 1.5f, 3.0f, 0.5f);



			head = new VisualPhysicsSphere(position + new Vector(0, 0, 2.1f), 0.5f);

			//head.IsStatic = true;



			// connect head and torso

			headTorso = Physics.CreatePointPointDistance(

				head.Body,

				torso.Body,

				position + new Vector(0, 0, 1.6f),

				position + new Vector(0, 0, 1.5f));



			arm1 = new VisualPhysicsCapsule(position + new Vector(1.0f, 0, 0.75f), 0.8f,

				0.2f);

			arm2 = new VisualPhysicsCapsule(position + new Vector(-1.0f, 0, 0.75f), 0.8f,

				0.2f);



			lowerarm1 = new VisualPhysicsCapsule(position + new Vector(1.0f, 0, -0.45f),

				0.6f, 0.2f);

			lowerarm2 = new VisualPhysicsCapsule(

				position + new Vector(-1.0f, 0, -0.45f), 0.6f, 0.2f);



			arm1torso = Physics.CreatePointOnPoint(arm1.Body, torso.Body,

				position + new Vector(0.9f, 0, 1.4f));

			arm2torso = Physics.CreatePointOnPoint(arm2.Body, torso.Body,

				position + new Vector(-0.9f, 0, 1.4f));



			arm1Hinge = Physics.CreateHinge(

				arm1.Body,

				lowerarm1.Body,

				position + new Vector(1.0f, 0, 0.05f),

				new Vector(-1.0f, 0, 0));



			arm2Hinge = Physics.CreateHinge(

				arm2.Body,

				lowerarm2.Body,

				position + new Vector(-1.0f, 0, 0.05f),

				new Vector(-1.0f, 0, 0));



			leg1 = new VisualPhysicsCapsule(position + new Vector(-0.5f, 0, -2.4f), 1.0f,

				0.3f);

			leg2 = new VisualPhysicsCapsule(position + new Vector(0.5f, 0, -2.4f), 1.0f,

				0.3f);



			leg1torso = Physics.CreatePointOnPoint(leg1.Body, torso.Body,

				position + new Vector(-0.5f, 0, -1.6f));

			leg2torso = Physics.CreatePointOnPoint(leg2.Body, torso.Body,

				position + new Vector(+0.5f, 0, -1.6f));



			lowerleg1 = new VisualPhysicsCapsule(position + new Vector(-0.5f, 0, -4.0f),

				0.8f, 0.3f);

			lowerleg2 = new VisualPhysicsCapsule(position + new Vector(+0.5f, 0, -4.0f),

				0.8f, 0.3f);



			leg1Hinge = Physics.CreateHinge(

				leg1.Body, lowerleg1.Body,

				position + new Vector(-0.5f, 0, -3.35f),

				new Vector(-1.0f, 0, 0));



			leg2Hinge = Physics.CreateHinge(

				leg2.Body, lowerleg2.Body,

				position + new Vector(0.5f, 0, -3.35f),

				new Vector(-1.0f, 0, 0));



			Activate(false);

		}

		#endregion



		#region Activate (Public)

		public void Activate(bool active)

		{

			lowerleg1.IsActive = active;

			lowerleg2.IsActive = active;

			leg1.IsActive = active;

			leg2.IsActive = active;

			head.IsActive = active;

			torso.IsActive = active;

			arm1.IsActive = active;

			arm2.IsActive = active;

			lowerarm1.IsActive = active;

			lowerarm2.IsActive = active;

		}

		#endregion



		#region Draw (Public)

		public void Draw()

		{

			torso.Draw();

			head.Draw();



			arm1.Draw();

			arm2.Draw();

			lowerarm1.Draw();

			lowerarm2.Draw();



			leg1.Draw();

			leg2.Draw();



			lowerleg1.Draw();

			lowerleg2.Draw();

		}

		#endregion

	}

}