ZombieBattle/assets/scripts/Game/jingyan.ts

import { VibrateType } from "../../common-plugin/Scripts/YZ_Constant";
import { cocosz } from "../Framework/CocosZ";
import Constant from "../Framework/Constant";
import { gameMgr } from "./gameMgr";
import { upgradeMgr } from "./UpgradeMgr";

const { ccclass, property } = cc._decorator;

@ccclass
export default class Jingyan extends cc.Component {

    isRun: boolean = false;

    // 成功距离
    moveSpeed: number = 1000;

    onLoad() { }

    start(): void { }

    init() {
        this.isRun = false;
        cc.game.on(Constant.E_Skill_Citie, (e) => { this.isRun = true; }, this);
    }

    finish() {
        upgradeMgr.curJingyan += 1;
        cc.game.emit(Constant.E_GAME_LOGIC, { type: Constant.E_Jingyan_Finish });
        if (!cocosz.isPause) {
            gameMgr.playEffect("jingyan");
            gameMgr.shakeEffect(0, 0, true, VibrateType.Long);
        }
        // 回收
        cc.game.targetOff(this);
        gameMgr && gameMgr.isValid && gameMgr.nodePut("jingyan", this.node);
    }

    private _time: number = -1;
    protected update(dt: number): void {
        if (this.isRun == false) {
            if (++this._time % 10 == 0) {
                this.activating();
            }
        }
        else {
            this.followTo(dt);
        }
    }

    activating() {
        if (upgradeMgr && upgradeMgr.isValid && gameMgr && gameMgr.playerTs && gameMgr.playerTs.isValid) {
            let from: cc.Vec2 = this.node.getPosition();
            let to: cc.Vec2 = gameMgr.playerTs.node.getPosition();
            if (from.sub(to).mag() < upgradeMgr.jingyanRange) {
                this.isRun = true;
            }
        }
    }

    followTo(dt) {
        if (upgradeMgr && upgradeMgr.isValid && gameMgr && gameMgr.playerTs && gameMgr.playerTs.isValid) {
            let from = this.node.getPosition();
            let to = gameMgr.playerTs.node.getPosition();
            let div = to.subSelf(from);
            let moveDis = this.moveSpeed * dt;
            // 成功到达
            if (div.mag() < moveDis) {
                this.finish();
            } else {
                this.node.setPosition(from.addSelf(div.normalizeSelf().mulSelf(moveDis)));
            }
        }
    }
}