yichael_3dboxing/assets/script/role/Monster.ts

import Armature from "./Armature";
import Role from "./Role";

const {ccclass, property} = cc._decorator;

/**怪物类 */
@ccclass
export default class Monster extends Role {

    public property_damage:number = 8;
    public property_enduranceResumeSpeed:number = 6;
    
    public onLoad():void{
        //初始化骨骼
        this.armature =new Armature('armature/monster',this.node);
        //初始动画
        this.armature.playAnimation(Role.AnimationName_Idle,0);
        //获得目标对手监听，启动目标攻击事件监听
        this.node.on(Role.EventType_GetTarget,this.onTargetAttackCallback,this);
        super.onLoad();
    }

    /**目标攻击监听回调 */
    private onTargetAttackCallback():void{
        this.target.node.on(Role.EventType_DoAttack,()=>{
            let random = Math.random();
            if(random<0.5)return;//半概率不躲避
            //根据hp和耐力值决定出手策略
            let enoughHp = this.property_hp>0.6*this.property_maxHp;
            let enoughEndurance = this.property_endurance>0.6*this.property_maxEndurance;
            if(!enoughHp&&enoughEndurance){
                this.defense();
            }else if(enoughHp&&!enoughEndurance){
                if(this.target.direction==1){
                    this.rightDodge();
                }else{
                    this.leftDodge();
                }
            }else{
                if(random<0.65){
                    this.defense();
                }else{
                    if(this.target.direction==1){
                        this.rightDodge();
                    }else{
                        this.leftDodge();
                    }
                }
            }
        },this);
    }

    /**上一次攻击提示时间 */
    private lastAttackTipTime:number = 0;
    /**下一次攻击名称 */
    private nextAttack:string;

    /**自动闪躲攻击策略 */
    private autoDodgeAndAttack():void{
        if(this.pausing)return;
        let random = Math.random();
        let now = Date.now();
        if(now-this.lastAttackTipTime>400&&this.nextAttack){
            if(this.nextAttack=='leftJay'){
                this.leftJay();
                this.nextAttack = null;
            }else if(this.nextAttack=='rightJay'){
                this.rightJay();
                this.nextAttack = null;
            }
        }else if(random<0.2&&!this.nextAttack){
            if(random<0.05){
                this.leftDodge();
            }else if(random<0.1){
                this.rightDodge();
            }else if(random<0.2){
                if(random<0.15){
                    if(now-this.lastAttackTipTime>1000){
                        this.createMark(1);
                        this.nextAttack = 'leftJay';
                        this.lastAttackTipTime = now;
                    }
                }else{
                    if(now-this.lastAttackTipTime>1000){
                        this.createMark(-1);
                        this.nextAttack = 'rightJay';
                        this.lastAttackTipTime = now;
                    }
                }
            }
        }
    }

    public update(dt:number):void{
        super.update(dt);
        this.autoDodgeAndAttack();
    }

    /**
     * 创建预备攻击提示标志
     * @param direction 1为左，-1为右
     * @param autoDestroy 自动销毁
     * @param callback 回调函数
     */
    private createMark(direction:number):void{
        let node = new cc.Node();
        node.setScale(3);
        node.setPosition(this.node.position.add(cc.v2(-250*direction,650)));
        node.addComponent(cc.Sprite).spriteFrame = cc.loader.getRes('texture/mark',cc.SpriteFrame);
        window.gameMgr.background.addChild(node);
        node.runAction(cc.sequence(cc.shake(0.4,5,10),cc.callFunc(()=>{
            node.destroy();
        },this)));
        cc.audioEngine.playEffect(cc.loader.getRes('audio/ding',cc.AudioClip),false);
    }
}