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OrthoCameraController.cs
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OrthoCameraController.cs
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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UtilPack4Unity;
[RequireComponent(typeof(Camera))]
public class OrthoCameraController : MonoBehaviour
{
[SerializeField]
Camera cam;
public Camera Cam
{
get
{
return cam;
}
private set
{
this.cam = value;
}
}
[SerializeField]
float minSize = 0.01f;
[SerializeField]
float maxSize = 100f;
[SerializeField]
KeyCode cameraControlKey;
private Vector3 preMousePosition;
public float moveSpeed = 1f;
public float zoomSpeed = 1f;
private Vector3 defaultPosition;
private Quaternion defaultRotation;
private float defaultSize = 1f;
[SerializeField]
float baseSize = 1f;
[SerializeField]
KeyCode saveKey, resetKey;
public bool IsEnableControl = true;
[SerializeField]
string settingFileName;
private void Reset()
{
cam = GetComponent<Camera>();
}
private void Awake()
{
if (Cam == null)
{
Cam = GetComponent<Camera>();
}
defaultSize = this.Cam.orthographicSize;
defaultPosition = this.transform.localPosition;
defaultRotation = this.transform.localRotation;
Restore();
}
public void Clear()
{
this.cam.orthographicSize = defaultSize;
this.transform.localPosition = defaultPosition;
this.transform.localRotation = defaultRotation;
}
// Update is called once per frame
void Update()
{
if (Input.GetKeyDown(saveKey))
{
Save();
}
if (!IsEnableControl) return;
if (Input.GetKeyDown(resetKey))
{
Clear();
}
if (Input.GetKey(cameraControlKey) || cameraControlKey == KeyCode.None)
{
ChangeSize();
Move();
}
preMousePosition = Input.mousePosition;
}
void ChangeSize()
{
var size = cam.orthographicSize;
size -= Input.mouseScrollDelta.y*zoomSpeed*Time.deltaTime;
size = Mathf.Clamp(size, minSize, maxSize);
this.cam.orthographicSize = size;
}
void Move()
{
if (Input.GetMouseButton(1))
{
var pos = this.transform.position;
var mouseMove = Input.mousePosition - preMousePosition;
mouseMove.z = 0f;
mouseMove *= -1f;
var positionMove = this.transform.right * mouseMove.x + this.transform.up * mouseMove.y;
this.transform.localPosition += positionMove * moveSpeed * Time.deltaTime*(cam.orthographicSize/ baseSize);
}
}
public void Restore()
{
if (string.IsNullOrEmpty(settingFileName)) return;
var info = IOHandler.LoadJson<OrthograhicCameraInfo>(IOHandler.IntoStreamingAssets(settingFileName));
if (info == null) return;
this.transform.position = info.transformInfo.Position.ToVector3();
this.transform.eulerAngles = info.transformInfo.EulerAngles.ToVector3();
this.cam.orthographicSize = info.OrthograhicSize;
}
public void Save()
{
if (string.IsNullOrEmpty(settingFileName)) return;
var info = new OrthograhicCameraInfo();
info.OrthograhicSize = cam.orthographicSize;
info.transformInfo = new TransformInfo(this.transform);
IOHandler.SaveJson(IOHandler.IntoStreamingAssets(settingFileName), info);
}
}
public class OrthograhicCameraInfo
{
public TransformInfo transformInfo;
public float OrthograhicSize;
}