107 lines
3.2 KiB
C#
107 lines
3.2 KiB
C#
using System;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.EventSystems;
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namespace Game.RayCast;
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public class MouseInput : MonoBehaviour
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{
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public RayCastType rayCastType = RayCastType._2D;
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MouseInputData mouseInputData = new MouseInputData();
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// public event MouseInputEventHandle ev;
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private void Update()
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{
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if (this.IsMouseOverUI()) return;
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switch (rayCastType)
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{
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case RayCastType._3D:
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// 3d
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Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
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RaycastHit hit;
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if (Physics.Raycast(ray, out hit))
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{
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if (hit.collider != null)
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{
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Debug.Log(hit.collider.name);
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}
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}
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break;
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case RayCastType._2D:
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//2d
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var point = Camera.main.ScreenToWorldPoint(Input.mousePosition);
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var hit2D = Physics2D.Raycast(point, -Vector2.up);
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if (hit2D.collider != null)
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{
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if (Input.GetMouseButtonDown(0))
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{
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UnityEngine.Debug.Log(hit2D.collider.name);
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mouseInputData.rayCastType = this.rayCastType;
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mouseInputData.point = hit2D.point;
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mouseInputData.isPressDown = true;
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mouseInputData.go = hit2D.collider.gameObject;
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EventManager.Instance.FireNow(this, new InputObjectFinishEventArgs(mouseInputData));
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}
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else if (Input.GetMouseButtonDown(2))
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{
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// Game.bfsManager.Test(hit2D.point);
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}
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}
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break;
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default:
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throw new ArgumentOutOfRangeException();
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}
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}
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private bool IsMouseOverUI()
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{
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PointerEventData eventData = new PointerEventData(EventSystem.current)
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{
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position = Input.mousePosition
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};
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List<RaycastResult> results = new List<RaycastResult>();
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EventSystem.current.RaycastAll(eventData, results);
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foreach (var result in results)
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{
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// 检查射线检测到的对象是否为UI元素，并且是否属于CanvasGroup
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CanvasGroup canvasGroup = result.gameObject.GetComponentInParent<CanvasGroup>();
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if (canvasGroup != null)
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{
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// 如果CanvasGroup不允许交互或不阻挡射线，我们认为鼠标不是位于UI上
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if (!canvasGroup.interactable || !canvasGroup.blocksRaycasts)
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{
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continue;
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}
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}
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// 如果找到至少一个允许交互且阻挡射线的UI元素，返回true
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return true;
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}
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// 如果所有射线检测到的UI元素都不允许交互或不阻挡射线，返回false
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return false;
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}
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}
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public enum RayCastType
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{
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_3D,
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_2D,
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}
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public class MouseInputData
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{
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public RayCastType rayCastType;
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public bool isPressDown;
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public Vector3 point;
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public GameObject go;
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} |