carrot/assets/Script/Game/Tower.ts

import { _decorator, Component, Sprite, Vec2, Vec3 } from 'cc';
import { TowerData } from '../DataItem/ItemData';
import { resMgr } from '../Frames/ResourcesMgr';
import { GameMgr } from './GameFrameWork/GameMgr';
import { MapMgr } from './GameFrameWork/MapMgr';
import { TowerUI } from './GameFrameWork/TowerUI';
const { ccclass, property } = _decorator;

@ccclass('Tower')
export class Tower extends Component {
    private _tilePos: Vec2 = null;
    init(data: TowerData, pos: Vec3){
        const frame = resMgr.getSpriteFrame(data.chassis[0]);
        this.node.getComponent(Sprite).spriteFrame = frame;
        this.node.setPosition(pos);

        //炮的图片
        this.node.getChildByName("Gun").getComponent(Sprite).spriteFrame
        = resMgr.getSpriteFrame(data.fireAniImg + "11");

        this._tilePos = GameMgr.Instance.getModuler(MapMgr).getTiledByPos(new Vec2(pos.x, pos.y));
   }

   bTouch(pos: Vec2): boolean{
        const tiled = GameMgr.Instance.getModuler(MapMgr).getTiledByPos(new Vec2(pos.x, pos.y));
        if(this._tilePos.equals(tiled)){
            this.showUI();
            return true;
        };
        return false;
   }

   showUI(){
        GameMgr.Instance.getModuler(TowerUI).show(this.node.position)
   }
}