b22_client/assets/script/uiutils/BgAdaptor.ts

/** @format */
import {Mgr} from '../GameControl'
import {EVENT} from '../enums/Enum'
import {ConstValue} from '../data/ConstValue'
import property = cc._decorator.property

const {ccclass, disallowMultiple, menu} = cc._decorator
@ccclass
@disallowMultiple()
@menu('自定义组件/BgAdaptor')
export default class BgAdaptor extends cc.Component {
    @property({
        displayName: '宽度自适应',
    })
    widthFit: boolean = true
    @property({
        displayName: '高度自适应',
    })
    heightFit: boolean = true

    protected onLoad() {
        this.changeSize()
    }

    public onEnable() {
        Mgr.event.add(EVENT.canvasResize, this, this.changeSize)
    }

    public onDisable() {
        Mgr.event.removeAll(this)
    }

    changeSize() {
        // 只拉伸，适配黑边
        if (ConstValue.REAL_WIDTH > this.node.width && this.widthFit) this.node.width = ConstValue.REAL_WIDTH
        if (ConstValue.REAL_HEIGHT > this.node.height && this.heightFit) this.node.height = ConstValue.REAL_HEIGHT
    }
}