yichael_stoneagesport/assets/BackGround/Script/LongAcceleration.js

// Learn cc.Class:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/class.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/class.html
// Learn Attribute:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/reference/attributes.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/reference/attributes.html
// Learn life-cycle callbacks:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/life-cycle-callbacks.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/life-cycle-callbacks.html

cc.Class({
    extends: cc.Component,

    properties: {
        YellowBG: {
            default: null,
            type: cc.Node,
        },

        isStart: true,
        isStop: false,

        addScore: 0,
    },

    // LIFE-CYCLE CALLBACKS:

    // onLoad () {},

    start() {
        // console.log('长加速带');
        
    },

    update(dt) {
        if (GlobalData.game.state !== GlobalData.GameManager.State.Run) {
            return;
        }
        if (GlobalData.game.PlayerState == GlobalData.GameManager.PlayerState.Stop) {
            return;
        }

        this.speed = -GlobalData.game.GameSpeed;
        this.node.x += this.speed * dt;
        // console.log(this.node.getBoundingBoxToWorld().xMax);
        var disappear = this.node.getBoundingBoxToWorld().xMax < 0;
        if (disappear) {
            this.node.destroy();
        }
        if (!this.isStop) {
            if (this.YellowBG.x >= 0) {
                this.YellowBG.x = 0;

            } else {
                this.YellowBG.x -= this.speed * dt;
                //加分
                this.addScore = 0.02*GlobalData.game.GameSpeed;
                GlobalData.game.GameScore += parseInt(this.addScore) ;

            }

        }
    },
});