KnitFlow/assets/scripts/Component/Adaptation.ts

import { _decorator, Component, Node, Size, UITransform } from 'cc';
const { ccclass, property } = _decorator;

@ccclass('Adaptation')
export class Adaptation extends Component {
    @property(UITransform)
    targetNode:UITransform
    start() {
        let mySize = this.getComponent(UITransform).contentSize
        let tSize = this.targetNode.contentSize
        this.adaptationIcon(mySize,tSize)
    }

   protected onEnable(): void {
      
   }
    adaptationIcon(mySize: Size, tSize: Size) {
        let size = mySize
        //适配图片
        let iconSize = new Size()
        let raito = size.width / size.height
        let raito1 = tSize.width / tSize.height
        if (raito < raito1) {
            iconSize.height = tSize.height
            iconSize.width = tSize.height * raito
        } else {
            iconSize.width = tSize.width
            iconSize.height = tSize.width / raito
        }

        this.getComponent(UITransform).setContentSize(iconSize)

    }
}