//
// Unityちゃん用の三人称カメラ
// 
// 2013/06/07 N.Kobyasahi
//
using UnityEngine;
using System.Collections;


public class ThirdPersonCamera : MonoBehaviour
{
	public float smooth = 3f;		// カメラモーションのスムーズ化用変数
	Transform standardPos;			// the usual position for the camera, specified by a transform in the game
	Transform frontPos;			// Front Camera locater
	Transform jumpPos;			// Jump Camera locater
	
	// スムーズに繋がない時（クイック切り替え）用のブーリアンフラグ
	bool bQuickSwitch = false;  //Change Camera Position Quickly
    float mousescrollwheel = 0;
    public GameObject man;
	public Camera playercamera;
    void Start()
	{
		// 各参照の初期化
		standardPos = GameObject.Find ("CamPos").transform;
		
		if(GameObject.Find ("FrontPos"))
			frontPos = GameObject.Find ("FrontPos").transform;

		if(GameObject.Find ("JumpPos"))
			jumpPos = GameObject.Find ("JumpPos").transform;

		//カメラをスタートする
			transform.position = standardPos.position;	
			transform.forward = standardPos.forward;	
	}

	
	void FixedUpdate ()	// このカメラ切り替えはFixedUpdate()内でないと正常に動かない
	{
        setCameraPositionNormalView();
        
      //  if (Input.GetButton("Fire1"))	// left Ctlr
		//{	
			// Change Front Camera
		//	setCameraPositionFrontView();
	//	}
		
	//	else if(Input.GetButton("Fire2"))	//Alt
	//	{	
			// Change Jump Camera
		//	setCameraPositionJumpView();
	//	}
		
	//	else
		//{	
			// return the camera to standard position and direction
			setCameraPositionNormalView();
		//}
       
         if (Input.GetAxis("Mouse ScrollWheel") < 0)

        {

            if (playercamera.fieldOfView <= 100)

				playercamera.fieldOfView += 1;
            if (playercamera.fieldOfView > 14)
            {
                Component[] rends;
                rends = man.transform.GetComponentsInChildren<SkinnedMeshRenderer>();
                foreach (SkinnedMeshRenderer rend in rends)
                {
                    rend.enabled = true;
                }
            }

            if (playercamera.orthographicSize <= 20)

				playercamera.orthographicSize += 0.5F;

        }

        //Zoom in

        if (Input.GetAxis("Mouse ScrollWheel") > 0)

        {

            if (playercamera.fieldOfView > 2)

            {
				playercamera.fieldOfView -= 1;
               
            }
            if (playercamera.fieldOfView < 14)
            {
                Component[] rends;
                rends = man.transform.GetComponentsInChildren<SkinnedMeshRenderer>();
                foreach (SkinnedMeshRenderer rend in rends)
                {
                    rend.enabled = false;
                }
               // man.SetActive(false);
            }

            if (playercamera.orthographicSize >= 1)

				playercamera.orthographicSize -= 0.5F;


        }
      

    }

    void setCameraPositionNormalView()
	{
		if(bQuickSwitch == false){
		// the camera to standard position and direction
						transform.position = Vector3.Lerp(transform.position, standardPos.position, Time.fixedDeltaTime * smooth);	
						transform.forward = Vector3.Lerp(transform.forward, standardPos.forward, Time.fixedDeltaTime * smooth);
		}
		else{
			// the camera to standard position and direction / Quick Change
			transform.position = standardPos.position;	
			transform.forward = standardPos.forward;
			bQuickSwitch = false;
		}

		

	}

	
	void setCameraPositionFrontView()
	{
		// Change Front Camera
		bQuickSwitch = true;
		transform.position = frontPos.position;	
		transform.forward = frontPos.forward;
	}

	void setCameraPositionJumpView()
	{
		// Change Jump Camera
		bQuickSwitch = false;
				transform.position = Vector3.Lerp(transform.position, jumpPos.position, Time.fixedDeltaTime * smooth);	
				transform.forward = Vector3.Lerp(transform.forward, jumpPos.forward, Time.fixedDeltaTime * smooth);		
	}
}