67 lines
2.4 KiB
TypeScript
67 lines
2.4 KiB
TypeScript
// 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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import GameData from "./GameData";
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const {ccclass, property} = cc._decorator;
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@ccclass
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export default class NewClass extends cc.Component {
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@property(cc.Prefab)
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alienship1: cc.Prefab = null;
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@property(cc.Prefab)
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alienship2: cc.Prefab = null;
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@property(cc.Prefab)
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alienship3: cc.Prefab = null;
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spawnShips() {
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var ships = [this.alienship1, this.alienship2, this.alienship3];
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var randomShip = Math.floor(Math.random() * ships.length);
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var RTL = Math.random() < 0.5;
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var shipPrefab = ships[randomShip];
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const batchMoveAmountX = Math.random() * 200 + 200;
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const shipY = this.node.getContentSize().height * 0.95;
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const screenHalfWidth = this.node.getContentSize().width / 2;
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const shipMaxMove = batchMoveAmountX;
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const margin = 0;
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const shipXMin = -screenHalfWidth + shipMaxMove + margin;
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const shipXMax = screenHalfWidth - shipMaxMove - margin;
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const shipX = Math.random() * (shipXMax - shipXMin) + shipXMin;
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for (let i = 0; i < GameData.instance.enemySpawnInterval; i++) {
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this.scheduleOnce(() => {
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const ship = cc.instantiate(shipPrefab);
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ship.setPosition(shipX, shipY);
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this.node.addChild(ship);
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const shipScript = ship.getComponent('EnemyShip');
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shipScript.moveAmountX = batchMoveAmountX;
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shipScript.RTL = RTL;
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}, i * GameData.instance.enemyMoveTime * 0.25);
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}
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}
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onLoad () {
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var manager = cc.director.getCollisionManager();
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manager.enabled = true;
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}
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start () {
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this.schedule(this.spawnShips, 5, cc.macro.REPEAT_FOREVER, 1);
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}
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// update (dt) {}
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} |