HX_MapEditor/Assets/Scripts/Map/MapManager.Camera.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public partial class MapManager : MonoBehaviour
{
    private float moveSpeed = 10;
    private float mapRealWidth;
    private float mapRealHeight;
    private Vector3 lastMousePosition;
    private void UpdateCamera()
    {
        if (Input.GetAxis("Mouse ScrollWheel") < 0)
        {
            Camera.main.orthographicSize = Mathf.Clamp(Camera.main.orthographicSize + Time.deltaTime * moveSpeed * Camera.main.orthographicSize, 5, 40);
        }
        else if (Input.GetAxis("Mouse ScrollWheel") > 0)
        {
            Camera.main.orthographicSize = Mathf.Clamp(Camera.main.orthographicSize - Time.deltaTime * moveSpeed * Camera.main.orthographicSize, 5, 40);
        }
        // <20><><EFBFBD><EFBFBD><EFBFBD>м<EFBFBD><D0BC>϶<EFBFBD>ƽ<EFBFBD><C6BD>
        if (Input.GetMouseButtonDown(2)) // <20><><EFBFBD><EFBFBD><EFBFBD>м<EFBFBD><D0BC><EFBFBD><EFBFBD><EFBFBD>
        {
            lastMousePosition = Input.mousePosition;
        }
        else if (Input.GetMouseButton(2)) // <20><><EFBFBD><EFBFBD><EFBFBD>м<EFBFBD><D0BC><EFBFBD>ס
        {
            Vector3 delta = Input.mousePosition - lastMousePosition;
            Vector3 move = new Vector3(-delta.x, -delta.y, 0) * Time.deltaTime * Camera.main.orthographicSize; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ŵ<EFBFBD><C5B5><EFBFBD><EFBFBD>ٶ<EFBFBD>
            Vector3 newPosition = Camera.main.transform.position + move;

            // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƶ<EFBFBD><C6B6><EFBFBD>Χ<EFBFBD><CEA7><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD>ͼ<EFBFBD>߽磩
            newPosition.x = Mathf.Clamp(newPosition.x, 0, mapRealWidth * 1.5f);
            newPosition.y = Mathf.Clamp(newPosition.y, 0, mapRealHeight);
            Camera.main.transform.position = newPosition;

            lastMousePosition = Input.mousePosition; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>
        }
    }

    public void ReseCamera(float x, float y)
    {
        Camera.main.transform.position = new Vector3(x / 2, y / 2, -10);
        Camera.main.orthographicSize = 5;
        mapRealWidth = x;
        mapRealHeight = y;
    }

    public void MoveToCamera(float x, float y)
    {
        Vector3 newPosition;
        newPosition.x = Mathf.Clamp(x, 0, mapRealWidth * 1.5f);
        newPosition.y = Mathf.Clamp(y, 0, mapRealHeight);
        Camera.main.transform.position = new Vector3(x, y, -10);
    }

    public Vector2Int GetCameraPos()
    {
        Vector2Int pos = new Vector2Int();
        pos.x = (int)Camera.main.transform.position.x;
        pos.y = (int)Camera.main.transform.position.y;
        pos.x = Mathf.Clamp(pos.x, 0, (int)(mapRealWidth * 1.5f));
        pos.y = Mathf.Clamp(pos.y, 0, (int)mapRealHeight);
        pos.x = (int)(pos.x / map.sideWidth);
        pos.y = (int)(pos.y / map.sideHeight);
        return pos;
    }
}