515 lines
16 KiB
C#
515 lines
16 KiB
C#
using Thousandto.Code.Center;
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using Thousandto.Code.Global;
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using Thousandto.Code.Logic.LocalPlayerBT;
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using Thousandto.Core.Asset;
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using Thousandto.Core.Base;
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using Thousandto.Plugins.Common.UniScene;
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using Thousandto.Plugins.PathGrid;
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using System;
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using System.Collections.Generic;
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using System.Text;
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using UnityEngine;
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namespace Thousandto.Code.Logic
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{
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/// <summary>
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/// 摇杆操作的处理器
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/// </summary>
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public class JoystickHandler
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{
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#region //常量定义以及只读静态变量定义
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//方向每个方向的角度偏移,180/16 == 11.25
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private const float CN_DIR_DEGREE_OFFEST = 11.25f; //16向
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//private const float CN_DIR_DEGREE_OFFEST = 22.5f; //8向
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private Rect _joystickArea;
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private int _frontCheckScreenWidth = 0;
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//定义的X轴的方向
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private readonly static Vector3[] CN_DIR_REMAP_X = new Vector3[] {
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Vector3.right,
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Vector3.right,
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Vector3.left,
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Vector3.left,
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};
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//定义的Z轴的方向
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private readonly static Vector3[] CN_DIR_REMAP_Z = new Vector3[] {
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Vector3.forward,
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Vector3.back,
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Vector3.back,
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Vector3.forward,
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};
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//摇杆区域，
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public Rect JoystickArea
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{
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get
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{
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if (_frontCheckScreenWidth != Screen.width)
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{
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_joystickArea.x = 0f;
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_joystickArea.y = 0f;
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_joystickArea.width = Screen.width / 3f;
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_joystickArea.height = Screen.height / 2f;
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_frontCheckScreenWidth = Screen.width;
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}
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return _joystickArea;
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}
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}
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#endregion
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#region //私有变量
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//开始的位置
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private Vector2 _beginPos = Vector2.zero;
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//当前位置
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private Vector2 _curDragPos = Vector2.zero;
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//摇杆的方向
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private Vector2 _curJoystickDir = Vector2.zero;
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//是否能够捕捉拖拽处理,并创建摇杆命令
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private bool _enableHoldDrag = true;
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//是否正在拖拽
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private bool _draging = false;
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//当前拖拽的TouchID
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private int _curTouchID = 0;
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//当前的摇杆方向
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private Vector2 _curWorldJoystickDir2d = Vector2.zero;
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//当前修正后的摇杆方向
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private Vector2 _curAdjustedWorldJoystickDir2d = Vector2.zero;
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//主摄像机
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private Camera _mainCamera = null;
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//当前场景的地形导航
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private PathGridSystem _navigator = null;
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//角色控制器
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private IPlayerInputer _player = null;
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private bool _isSpaceDown = false;
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private bool _isUseKeyBoard = false;
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private bool _isUseMouse = false;
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//UI检测点击处理
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private IUIChecker _checkHitUI = null;
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#endregion
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#region //公共接口
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//当前摇杆方向
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public Vector2 CurWorldJoystickDir2d
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{
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get
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{
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return _curWorldJoystickDir2d;
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}
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}
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//是否正在拖拽
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public bool Draging
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{
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get
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{
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return _draging;
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}
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}
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public int CurTouchID
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{
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get
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{
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return _curTouchID;
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}
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}
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//是否能够捕捉拖拽处理,并创建摇杆命令
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public bool EnableHoldDrag
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{
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get
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{
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return _enableHoldDrag;
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}
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set
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{
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_enableHoldDrag = value;
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}
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}
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//刷新信息
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public void Refresh(Camera camera, PathGridSystem navigator, IPlayerInputer player)
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{
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_mainCamera = camera;
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_navigator = navigator;
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_player = player;
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}
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public void Reset()
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{
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_mainCamera = null;
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_navigator = null;
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_player = null;
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_draging = false;
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}
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//设置UI检测对象
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public void SetUIChecker(IUIChecker checker)
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{
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_checkHitUI = checker;
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}
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//开始摇杆处理
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public void DoJoystickDragBegin(Vector2 pos, int touchID = -1)
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{
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LocalPlayer lp = GameCenter.GameSceneSystem.GetLocalPlayer();
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if (lp == null)
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{
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return;
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}
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if (!EnableHoldDrag)
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{
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return;
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}
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_beginPos = pos;
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_curDragPos = pos;
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_draging = true;
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_curWorldJoystickDir2d = Vector2.zero;
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_curTouchID = touchID;
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GameCenter.PushFixEvent(LogicEventDefine.EID_EVENT_JOYSTICK_DRAGBEGIN, pos);
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}
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//摇杆移动
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public void DoJoystickDraging(Vector2 pos)
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{
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LocalPlayer lp = GameCenter.GameSceneSystem.GetLocalPlayer();
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if (lp == null)
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{
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return;
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}
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if (!EnableHoldDrag)
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{
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return;
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}
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if (!_draging)
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{
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return;
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}
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GameCenter.PushFixEvent(LogicEventDefine.EID_EVENT_JOYSTICK_DRAGING, pos);
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_curDragPos = pos;
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_curJoystickDir = (pos - _beginPos).normalized;
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_curWorldJoystickDir2d = JoystickDirToWorldDir(_curJoystickDir);
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Vector2 modDir;
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Vector2 curPos = _player.Position2d;
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if (AdjustDraggingAngle(curPos, _curWorldJoystickDir2d, out modDir))
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{
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if (!lp.CanMove())
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{
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lp.Stop_Action();
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return;
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}
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PlayerBT.ChangeState(PlayerBDState.Default);
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//停止任务
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GameCenter.TaskController.Stop();
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if (modDir != _curAdjustedWorldJoystickDir2d)
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{
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_curAdjustedWorldJoystickDir2d = modDir;
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}
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GameCenter.LuaSystem.Adaptor.MandateOnMove();
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GameCenter.LuaSystem.Adaptor.RefreshMandatePos();
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lp.Action_DirMove(_curAdjustedWorldJoystickDir2d);
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}
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}
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//摇杆结束
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public void DoJoystickDragEnd()
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{
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LocalPlayer lp = GameCenter.GameSceneSystem.GetLocalPlayer();
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if (lp == null)
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{
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return;
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}
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if (!EnableHoldDrag)
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{
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return;
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}
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_curWorldJoystickDir2d = Vector2.zero;
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_draging = false;
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lp.Stop_Action();
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GameCenter.PushFixEvent(LogicEventDefine.EID_EVENT_JOYSTICK_DRAGEND);
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GameCenter.LuaSystem.Adaptor.ReqCommandTargetPos();
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}
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//摄像机yaw角度改变
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public void OnCameraYawChanged()
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{
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if (!EnableHoldDrag)
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return;
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if (!_draging)
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return;
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_curWorldJoystickDir2d = JoystickDirToWorldDir(_curJoystickDir);
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Vector2 modDir;
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Vector2 curPos = _player.Position2d;
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if (AdjustDraggingAngle(curPos, _curWorldJoystickDir2d, out modDir))
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{
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LocalPlayer lp = GameCenter.GameSceneSystem.GetLocalPlayer();
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if (lp == null)
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{
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return;
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}
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if (!lp.CanMove())
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{
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lp.Stop_Action();
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return;
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}
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PlayerBT.ChangeState(PlayerBDState.Default);
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if (modDir != _curAdjustedWorldJoystickDir2d)
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{
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_curAdjustedWorldJoystickDir2d = modDir;
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}
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GameCenter.LuaSystem.Adaptor.MandateOnMove();
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GameCenter.LuaSystem.Adaptor.RefreshMandatePos();
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lp.Action_DirMove(_curAdjustedWorldJoystickDir2d);
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}
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}
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//摇杆处理器的心跳函数
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public void Update()
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{
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if (_draging)
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{
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if (_curDragPos != _beginPos)
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{
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LocalPlayer lp = GameCenter.GameSceneSystem.GetLocalPlayer();
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if ((lp != null && !lp.IsXState(EntityStateID.DirMove) && lp.IsTransAble(EntityStateID.DirMove) && lp.CanMove()) || _curAdjustedWorldJoystickDir2d != _curWorldJoystickDir2d)
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{
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DoJoystickDraging(_curDragPos);
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}
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}
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}
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#if USE_PC_MODEL || UNITY_EDITOR
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if (!_checkHitUI.IsSelectInputField())
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{
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float dis = Input.GetAxis("Mouse ScrollWheel");
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if (dis != 0f && GameCenter.InputSystem.CameraAdjustHandler.IsEnableCameraHandle)
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{
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var cameraControl = GameCenter.GameSceneSystem.ActivedScene.SceneCameraControl;
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float curDis = cameraControl.TarDis;
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curDis -= dis * 10f;
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if (curDis < 1f)
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{
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curDis = 1f;
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}
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if (curDis > 30f)
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{
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curDis = 30f;
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}
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cameraControl.TarDis = curDis;
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}
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#if USE_PC_MODEL
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if (!_isUseKeyBoard)
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{
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if (_isUseMouse)
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{
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DoJoystickDraging(Input.mousePosition);
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if (!Input.GetMouseButton(1))
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{
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DoJoystickDragEnd();
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_isUseMouse = false;
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}
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}
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else
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{
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//判断鼠标右键移动
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if (Input.GetMouseButton(1) && !_checkHitUI.IsHitUI(0))
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{
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_isUseMouse = true;
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DoJoystickDragBegin(new Vector2(Screen.width / 2f, Screen.height / 2f));
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}
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}
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}
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else
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{
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_isUseMouse = false;
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}
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#endif
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if (Input.GetKey(KeyCode.W) && Input.GetKey(KeyCode.A))
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{
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if (!_draging || _isUseMouse)
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{
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DoJoystickDragBegin(Vector2.zero);
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}
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else
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{
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DoJoystickDraging(new Vector2(-1f, 1f));
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}
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_isUseKeyBoard = true;
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}
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else if (Input.GetKey(KeyCode.W) && Input.GetKey(KeyCode.D))
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{
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if (!_draging || _isUseMouse)
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{
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DoJoystickDragBegin(Vector2.zero);
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}
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else
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{
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DoJoystickDraging(new Vector2(1f, 1f));
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}
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_isUseKeyBoard = true;
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}
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else if (Input.GetKey(KeyCode.S) && Input.GetKey(KeyCode.A))
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{
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if (!_draging || _isUseMouse)
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{
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DoJoystickDragBegin(Vector2.zero);
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}
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else
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{
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DoJoystickDraging(new Vector2(-1f, -1f));
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}
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_isUseKeyBoard = true;
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}
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else if (Input.GetKey(KeyCode.S) && Input.GetKey(KeyCode.D))
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{
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if (!_draging || _isUseMouse)
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{
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DoJoystickDragBegin(Vector2.zero);
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}
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else
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{
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DoJoystickDraging(new Vector2(1f, -1f));
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}
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_isUseKeyBoard = true;
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}
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else if (Input.GetKey(KeyCode.W))
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{
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if (!_draging || _isUseMouse)
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{
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DoJoystickDragBegin(Vector2.zero);
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}
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else
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{
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DoJoystickDraging(Vector2.up);
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}
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_isUseKeyBoard = true;
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}
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else if (Input.GetKey(KeyCode.S))
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{
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if (!_draging || _isUseMouse)
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{
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DoJoystickDragBegin(Vector2.zero);
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}
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else
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{
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DoJoystickDraging(Vector2.down);
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}
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_isUseKeyBoard = true;
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}
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else if (Input.GetKey(KeyCode.A))
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{
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if (!_draging || _isUseMouse)
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{
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DoJoystickDragBegin(Vector2.zero);
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}
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else
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{
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DoJoystickDraging(Vector2.left);
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}
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_isUseKeyBoard = true;
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}
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else if (Input.GetKey(KeyCode.D))
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{
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if (!_draging || _isUseMouse)
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{
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DoJoystickDragBegin(Vector2.zero);
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}
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else
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{
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DoJoystickDraging(Vector2.right);
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}
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_isUseKeyBoard = true;
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}
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else
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{
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if (_isUseKeyBoard)
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{
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_isUseKeyBoard = false;
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DoJoystickDragEnd();
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}
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}
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}
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#endif
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}
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#endregion
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#region//私有方法
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//把摇杆的方向换算成为世界坐标系方向向量
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private Vector2 JoystickDirToWorldDir(Vector2 joyDir)
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{
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float angle = Mathf.Atan2(joyDir.y, joyDir.x);
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int degree = (int)Mathf.Round(Mathf.Rad2Deg * angle);
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degree = (degree + 360) % 360;
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int degree16 = (int)(degree / CN_DIR_DEGREE_OFFEST);
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if (degree16 >= 31 || degree16 <= 0)
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{
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degree16 = 0;
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}
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float degreeReal = degree16 / 2 * CN_DIR_DEGREE_OFFEST * 2;
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Vector3 cdir = new Vector3(Mathf.Cos(Mathf.Deg2Rad * (-degree)), 0.0f, Mathf.Sin(Mathf.Deg2Rad * (-degree)));
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var wdir = _mainCamera.cameraToWorldMatrix.MultiplyVector(cdir);
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float yaw = MathLib.CalculateYaw(wdir);
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return new Vector2(Mathf.Sin(yaw), Mathf.Cos(yaw));
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}
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//摇杆晃动中时,计算角色面向的新方向
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private bool AdjustDraggingAngle(Vector2 curPos, Vector2 dir, out Vector2 newDir)
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{
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Vector3 pos = MathLib.ToVector3_XOZ(ref curPos);
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Vector3 curDir = MathLib.ToVector3_XOZ(ref dir);
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Vector3 nextStep = pos + curDir * (1.0f + float.Epsilon);
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if (!IsBlocked(pos, nextStep))
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{
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newDir = dir;
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return true;
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}
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// [0, PI]
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var yaw = Mathf.Acos(Vector3.Dot(curDir, Vector3.forward));
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if (dir.x < 0)
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{
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yaw = -yaw; //[-PI, 0]
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}
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// yaw: [-PI, PI] => [0, 2PI]
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yaw = MathLib.NormalizeRadian(yaw);
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int seg = (int)(yaw / MathLib.PI_Div2);
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Vector3 newDirX = CN_DIR_REMAP_X[seg];
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Vector3 newDirZ = CN_DIR_REMAP_Z[seg];
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if (IsBlocked(pos, pos + newDirX) == false)
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{
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newDir = MathLib.ToVector2_XOZ(newDirX);
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}
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else if (IsBlocked(pos, pos + newDirZ) == false)
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{
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newDir = MathLib.ToVector2_XOZ(newDirZ);
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}
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else
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{
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newDir = dir;
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return false;
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}
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return true;
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}
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//判断从开始点到结束点之间是否有阻挡
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private bool IsBlocked(Vector3 start, Vector3 end)
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{
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var lp = GameCenter.GameSceneSystem.GetLocalPlayer();
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if (lp == null)
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return true;
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Vector2 hit;
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return _navigator.Raycast2d(MathLib.ToVector2_XOZ(start), MathLib.ToVector2_XOZ(end), out hit);
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}
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#endregion
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}
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}
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