128 lines
3.5 KiB
TypeScript
128 lines
3.5 KiB
TypeScript
import Player, { PlayerStatus } from "./Player";
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import BlackHole from "./BlackHole";
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// Learn TypeScript:
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// - [Chinese] https://docs.cocos.com/creator/manual/zh/scripting/typescript.html
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// - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/typescript.html
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// Learn Attribute:
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// - [Chinese] https://docs.cocos.com/creator/manual/zh/scripting/reference/attributes.html
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// - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/reference/attributes.html
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// Learn life-cycle callbacks:
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// - [Chinese] https://docs.cocos.com/creator/manual/zh/scripting/life-cycle-callbacks.html
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// - [English] http://www.cocos2d-x.org/docs/creator/manual/en/scripting/life-cycle-callbacks.html
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const {ccclass, property} = cc._decorator;
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@ccclass
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export default class Mark extends cc.Component {
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public player:Player = null;
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public targetPlayer:Player = null;
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public blackHole:BlackHole = null;
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public isPlayer:boolean = true;
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private halfSize:cc.Size = cc.Size.ZERO;
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/**
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* 视野范围
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*/
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private viewSize:cc.Size = cc.Size.ZERO;
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private winRadius:number;
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private targetNode:cc.Node = null;
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// LIFE-CYCLE CALLBACKS:
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// onLoad () {}
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start () {
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if(this.isPlayer)
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{
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this.getComponent(cc.Sprite).spriteFrame = this.targetPlayer.body.skin.spriteFrame;
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this.targetNode = this.targetPlayer.node;
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}else
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{
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this.getComponent(cc.Sprite).spriteFrame = this.blackHole.skin.spriteFrame;
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this.targetNode = this.blackHole.node;
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}
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this.halfSize.width = (cc.winSize.width - this.node.width) / 2;
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this.halfSize.height = (cc.winSize.height - this.node.height) / 2;
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this.winRadius = cc.v2(this.halfSize.width,this.halfSize.height).mag();
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}
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update (dt)
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{
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if(this.isPlayer)
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{
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if(!this.targetPlayer || !this.targetPlayer.isValid || this.targetPlayer.status == PlayerStatus.die)
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{
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this.node.destroy();
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return;
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}
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}else
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{
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//---------------------------------------------
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}
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if(!this.player || !this.player.isValid)
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{
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return;
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}
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var ratio = 1 / cc.Camera.main.zoomRatio;
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this.viewSize.width = (cc.winSize.width + 160) * ratio / 2 ;
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this.viewSize.height = (cc.winSize.height + 160) * ratio / 2;
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var dir = this.targetNode.position.sub(this.player.node.position);
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if((dir.x > -this.viewSize.width && dir.x < this.viewSize.width) && (dir.y > -this.viewSize.height && dir.y < this.viewSize.height))
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{
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//对手在视野范围内，隐藏标志
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this.node.opacity = 0;
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return;
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}
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this.node.opacity = 255;
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var angle:number = Math.atan2(dir.y,dir.x);
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var pos = cc.v2(this.winRadius * Math.cos(angle),this.winRadius * Math.sin(angle));
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//var pos = dir;
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if(pos.x < -this.halfSize.width)
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{
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pos.x = -this.halfSize.width;
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}else if(pos.x > this.halfSize.width)
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{
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pos.x = this.halfSize.width;
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}
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if(pos.y < -this.halfSize.height)
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{
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pos.y = -this.halfSize.height;
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}else if(pos.y > this.halfSize.height)
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{
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pos.y = this.halfSize.height;
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}
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this.node.position = pos;
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}
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}
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