Input小测试

Author: XINCGer

SomeTest/MyInput.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class MyInput : MonoBehaviour {
+    //移动方向枚举
+    enum MoveDir
+    {
+        None = 0,       //不动
+        Up = 1,         //上8
+        Down = -1,      //下2
+        Left = 10,      //左4
+        Right = -10,    //右6
+        UL = 11,        //左上7
+        UR = -9,        //右上9
+        DL = 9,         //左下1
+        DR = -11,       //右下3
+    }
+
+    //输入按键常量（之后走配置）
+    const KeyCode INPUT_UP = KeyCode.W;
+    const KeyCode INPUT_DOWN = KeyCode.S;
+    const KeyCode INPUT_LEFT = KeyCode.A;
+    const KeyCode INPUT_RIGHT = KeyCode.D;
+
+    //默认移动方向
+    private MoveDir moveDir = MoveDir.None;
+    //按压值
+    private int moveDirValue = 0;
+    //按压记录
+    private bool isUpPress = false;
+    private bool isDownPress = false;
+    private bool isLeftPress = false;
+    private bool isRightPress = false;
+
+    //是否可以移动
+    private bool canMove = true;
+    //右移动
+    private Vector3 MOVE_RIGHT = new Vector3(1, 0, 0);
+    //上移动
+    private Vector3 MOVE_UP = new Vector3(0, 1, 0);
+
+    //外部调控速度
+    public float speed = 2f;
+    //移动速度向量
+    private Vector3 move_speed_dir = Vector3.zero;
+    //移动距离
+    private Vector3 move_dis = Vector3.zero;
+
+    //控制目标
+    public Transform target;
+
+    // Use this for initialization
+    void Start () {
+        
+    }
+    
+    // Update is called once per frame
+    void Update () {
+        CheckInputKey();
+        CheckMoveDir();
+    }
+
+    void FixedUpdate()
+    {
+        CheckMove();
+    }
+
+    //检测输入按键
+    void CheckInputKey()
+    {
+        //检测单一输入
+        foreach (KeyCode kcode in System.Enum.GetValues(typeof(KeyCode)))
+        {
+            if (Input.GetKeyDown(kcode))
+            {
+                Debug.Log("Single KeyCode: " + kcode);
+                ChangeKeyPressState(kcode, true);
+            }
+
+            if (Input.GetKeyUp(kcode))
+            {
+                Debug.Log("Single KeyCode: " + kcode);
+                ChangeKeyPressState(kcode, false);
+            }
+        }
+    }
+
+    //记录按键的按压状态
+    void ChangeKeyPressState(KeyCode keyCode, bool isPress)
+    {
+        switch(keyCode)
+        {
+            case INPUT_UP:
+                isUpPress = isPress;
+                break;
+            case INPUT_DOWN:
+                isDownPress = isPress;
+                break;
+            case INPUT_LEFT:
+                isLeftPress = isPress;
+                break;
+            case INPUT_RIGHT:
+                isRightPress = isPress;
+                break;
+        }
+    }
+
+    //确定移动方向
+    void CheckMoveDir()
+    {
+        moveDirValue = 0;
+        //确定方向
+        if(isUpPress)
+        {
+            moveDirValue += (int)MoveDir.Up;
+        }
+        if (isDownPress)
+        {
+            moveDirValue += (int)MoveDir.Down;
+        }
+        if (isLeftPress)
+        {
+            moveDirValue += (int)MoveDir.Left;
+        }
+        if (isRightPress)
+        {
+            moveDirValue += (int)MoveDir.Right;
+        }
+    }
+
+    //检测是否可以移动
+    void CheckMove()
+    {
+        //某些情况下可能禁止移动，例如暂停，播放CG等
+        if(canMove && moveDirValue != (int)MoveDir.None)
+        {
+            PlayerMove(target, speed);
+        }
+    }
+
+    //移动
+    void PlayerMove(Transform target, float speed)
+    {
+        move_dis = speed * Time.deltaTime * GetSpeedDir();
+        target.position += move_dis;
+    }
+
+    //速度向量
+    Vector3 GetSpeedDir()
+    {
+        switch(moveDirValue)
+        {
+            case (int)MoveDir.Up:
+                move_speed_dir = MOVE_UP;
+                break;
+            case (int)MoveDir.Down:
+                move_speed_dir = -MOVE_UP;
+                break;
+            case (int)MoveDir.Left:
+                move_speed_dir = -MOVE_RIGHT;
+                break;
+            case (int)MoveDir.Right:
+                move_speed_dir = MOVE_RIGHT;
+                break;
+            case (int)MoveDir.UL:
+                move_speed_dir = MOVE_UP - MOVE_RIGHT;
+                break;
+            case (int)MoveDir.UR:
+                move_speed_dir = MOVE_UP + MOVE_RIGHT;
+                break;
+            case (int)MoveDir.DL:
+                move_speed_dir = -MOVE_UP - MOVE_RIGHT;
+                break;
+            case (int)MoveDir.DR:
+                move_speed_dir = -MOVE_UP + MOVE_RIGHT;
+                break;
+        }
+        return move_speed_dir.normalized;
+    }
+}