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gamebox777/ViewerCursorController.cs

Created July 24, 2019 16:08
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カーソルをマウスでもコントローラー&キーボードでも操作できる様にする
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ViewerCursorController.cs
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.EventSystems;
/// <summary>
/// カーソルをマウスでもコントローラー&キーボードでも操作できる様にする
/// uGUIをそのまま使用したかったので、:EventSystems.BaseInputModule.PointerInputModuleを継承しました。
/// [Unity 2018.3.6f1]
/// </summary>
namespace ViewerCursorController
{
public class ViewerCursorController : PointerInputModule
{
[Header("シーン内のカメラをセット")]
public Camera cameraMain;
[Header("Axis/ボタン名")]
public string horizontalAxisString = "Horizontal";
public string verticalAxisString = "Vertical";
public string submitKeyString = "Submit"; //決定
[Header("カーソル移動スピード")]
public float horizontalSpeed = 1000.0f;
public float verticalSpeed = 1000.0f;
[Header("カーソルのRectTransform")]
public RectTransform cursorRect;
[Header("画面端判断用Rect")]
public RectTransform boundaries;
///<summary> PCマウスカーソル表示制御用 </summary>
private bool usingDesktopCursor = true;
///<summary> マウス入力されているか </summary>
private bool mHasSwitchedToVirtualMouse = false;
///<summary> コントローラー入力 </summary>
bool mHasSwitchedToController = false;
[Header("マウスInputModule")]
public GameObject mouseInputModule;
///<summary> カーソル座標 最小値 </summary>
private Vector2 mMinPos = Vector2.zero;
///<summary> カーソル座標 最大値 </summary>
private Vector2 mMaxPos = Vector2.zero;
///<summary> カーソル移動量 </summary>
private float mMovementX, mMovementY;
[Header("カーソルのGameObject")]
public GameObject cursorObject = null;
///<summary> PointerEventData生成用 </summary>
private PointerEventData mPointerEventData;
[Header("マウスイベント")]
public EventSystem mouseEventSystem;
[Header("デバッグ用テキスト")]
public Text textDebug;
/// <summary>
/// 入力デバイス
/// </summary>
enum InputState {
MouseKeyboard,
Controler
};
private InputState mInputState = InputState.MouseKeyboard;
protected override void Start()
{
//カーソル座標制限用座標計算
mMinPos.x = (boundaries.rect.width / 2f * -1f) + cursorRect.rect.width / 2f;
mMaxPos.x = (boundaries.rect.width / 2f);
mMinPos.y = (boundaries.rect.height / 2f * -1f);
mMaxPos.y = (boundaries.rect.height / 2f) - cursorRect.rect.height / 2f;
base.Start();
mPointerEventData = new PointerEventData(eventSystem);
}
/// <summary>
/// ベースクラスのProcessをオーバーライド
/// </summary>
public override void Process()
{
//Vector2 screenVec;
Vector3 tPos = cursorObject.transform.position;
Vector3 screenPos = cameraMain.WorldToScreenPoint(tPos);
screenPos.x = screenPos.x - (cursorRect.rect.width / 2f);
screenPos.y = screenPos.y + (cursorRect.rect.height / 2f);
// Raycasting
mPointerEventData.position = screenPos;
eventSystem.RaycastAll(mPointerEventData, this.m_RaycastResultCache);
RaycastResult raycastResult = FindFirstRaycast(this.m_RaycastResultCache);
mPointerEventData.pointerCurrentRaycast = raycastResult;
this.ProcessMove(mPointerEventData);
mPointerEventData.clickCount = 0;
if( Input.GetButtonDown( submitKeyString ) )
{
mPointerEventData.pressPosition = screenPos;
mPointerEventData.clickTime = Time.unscaledTime;
mPointerEventData.pointerPressRaycast = raycastResult;
mPointerEventData.clickCount = 1;
mPointerEventData.eligibleForClick = true;
if (this.m_RaycastResultCache.Count > 0)
{
mPointerEventData.selectedObject = raycastResult.gameObject;
mPointerEventData.pointerPress = ExecuteEvents.ExecuteHierarchy(raycastResult.gameObject, mPointerEventData, ExecuteEvents.submitHandler );
mPointerEventData.rawPointerPress = raycastResult.gameObject;
}
else
{
mPointerEventData.rawPointerPress = null;
}
}
else
{
mPointerEventData.clickCount = 0;
mPointerEventData.eligibleForClick = false;
mPointerEventData.pointerPress = null;
mPointerEventData.rawPointerPress = null;
}
}
void Update()
{
//カーソルスピード
mMovementX = Time.deltaTime * horizontalSpeed * Input.GetAxis(horizontalAxisString);
mMovementY = Time.deltaTime * verticalSpeed * Input.GetAxis(verticalAxisString);
if (mouseInputModule)
{
if (usingDesktopCursor)
{
Cursor.visible = true; //PCのマウスカーソル表示
if (!mHasSwitchedToVirtualMouse)
{
SwitchToMouse();
}
}
else if (!usingDesktopCursor && !mHasSwitchedToController)
{
Cursor.visible = false; //PCのマウスカーソル非表示
if (!mHasSwitchedToController)
{
SwitchToController();
}
}
}
else if (!mouseInputModule)
{
Debug.Log("マウスモジュールを代入してください");
}
if (!usingDesktopCursor)
{
cursorRect.anchoredPosition += new Vector2(mMovementX, mMovementY);
Vector3 tPos3;
tPos3.x = Mathf.Clamp(cursorRect.anchoredPosition.x, mMinPos.x, mMaxPos.x );
tPos3.y = Mathf.Clamp(cursorRect.anchoredPosition.y, mMinPos.y, mMaxPos.y);
tPos3.z = 0f;
cursorRect.anchoredPosition = tPos3;
cursorRect.transform.localPosition = tPos3;
}
else if (usingDesktopCursor)
{
cursorRect.position = cameraMain.ScreenToWorldPoint( Input.mousePosition );
}
}
/// <summary>
/// マウスモードに変更
/// </summary>
void SwitchToMouse()
{
mHasSwitchedToVirtualMouse = true;
mHasSwitchedToController = false;
GetComponent<EventSystem>().enabled = false;
mouseInputModule.SetActive(true);
cursorObject.SetActive(false);
}
/// <summary>
/// キーボードモードに変更
/// </summary>
void SwitchToController()
{
mHasSwitchedToVirtualMouse = false;
mHasSwitchedToController = true;
mouseInputModule.SetActive(false);
GetComponent<EventSystem>().enabled = true;
cursorObject.SetActive(true);
}
/// <summary>
/// EventはOnGUIの中でのみ受け取れるのでOnGUIで処理
/// https://docs.unity3d.com/ja/2018.1/Manual/ExecutionOrder.html
/// </summary>
void OnGUI()
{
//EventはOnGUIの中でのみ受け取れるのでここで実行
DeviceChangeCheck();
//デバッグテキスト
if (textDebug != null)
{
}
}
/// <summary>
/// デバイスチェック
/// </summary>
void DeviceChangeCheck()
{
string tStr;
switch (mInputState)
{
case InputState.MouseKeyboard:
if (isControlerInput())
{
mInputState = InputState.Controler;
usingDesktopCursor = false;
Debug.Log("モード：マウス");
}
tStr = "モード：マウス\n";
textDebug.text = tStr + Input.mousePosition.ToString();
break;
case InputState.Controler:
if (isMouseKeyboard())
{
mInputState = InputState.MouseKeyboard;
usingDesktopCursor = true;
Debug.Log("モード：コントローラー&キーボード");
}
tStr = "モード：コントローラー&キーボード\n";
textDebug.text = tStr + mPointerEventData.position.ToString();
break;
}
}
/// <summary>
/// マウス入力チェック
/// </summary>
/// <returns></returns>
private bool isMouseKeyboard()
{
// マウスのボタン
if (Event.current.isMouse)
{
return true;
}
if (Mathf.Abs(Input.GetAxis("Mouse X")) > Mathf.Epsilon ||
Mathf.Abs(Input.GetAxis("Mouse Y")) > Mathf.Epsilon)
{
return true;
}
return false;
}
/// <summary>
/// キーボード＆コントローラーチェック
/// </summary>
/// <returns></returns>
private bool isControlerInput()
{
//ジョイスティック1のボタンをチェック
// ※KeyCode.Joystick1Button19まである
for (int i = 0; i < 19; i++)
{
KeyCode tKeyCode = KeyCode.Joystick1Button0 + i;
if (Input.GetKey(tKeyCode)){
return true;
}
}
//ジョイスティック入力
if (Mathf.Abs(Input.GetAxis( horizontalAxisString )) > Mathf.Epsilon ||
Mathf.Abs(Input.GetAxis( verticalAxisString )) > Mathf.Epsilon)
{
return true;
}
return false;
}
}
}
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