idioms/idiom/assets/module_game/ui/UI/UI_Head_Icon.ts

import { _decorator, Component, Node, Size, Sprite, SpriteFrame, UITransform, Vec2 } from 'cc';
import { Hall } from '../../hall/Hall';
import { ch } from 'db://assets/ch/ch';

const { ccclass, property } = _decorator;

@ccclass('UI_Head_Icon')
export class UI_Head_Icon extends Component {
    @property(Sprite)
    private head: Sprite;
    @property([SpriteFrame])
    private default_head: SpriteFrame[] = [];

    start() {

    }

    update(deltaTime: number) {

    }

    show(uid: string, head: string | null): void {
        const rc = this.default_head[ch.util.getRandomInt(0, this.default_head.length - 1)];

        Hall.getInstance().head_icon.showIcon(uid, head, this.head, rc).then((spf)=>{
            if(spf != null)
            this.adaptationIcon(this.head, spf, new Size(55,55));
        });
        
    }

    adaptationIcon(icon: Sprite, spriteFrameIcon: SpriteFrame, tSize: Size) {
        if (spriteFrameIcon) {
            let size = spriteFrameIcon.originalSize
            //适配图片
            let iconSize = new Size()
            let raito = size.width / size.height
            if (raito < 1) {
                iconSize.height = tSize.height
                iconSize.width = tSize.height * raito
            } else {
                iconSize.width = tSize.width
                iconSize.height = tSize.width / raito
            }
            icon.spriteFrame = spriteFrameIcon
            icon.getComponent(UITransform).setContentSize(iconSize)

        }
    }
}