import { director, Node, Component, view, v3, _decorator, UITransform, Vec3, CCFloat, CCInteger } from "cc";
const { ccclass, property ,menu} = _decorator;

@ccclass('ScaleNode')
@menu("节点适配/宽度适配")
export default class ScaleNode extends Component {
    
    @property({
        type: CCInteger,
        displayName: "适配模式",
        tooltip: "0: 宽度适配, 1: 高度适配, 2: 自动适配"
    })
    fitMode: number = 2;

    protected onLoad(): void {
        this.updateScale();
    }

    private updateScale(): void {
        // 获取设计分辨率和可见尺寸
        const designSize = view.getDesignResolutionSize();
        const visibleSize = view.getVisibleSize();
        
        const designRatio = designSize.width / designSize.height;
        const screenRatio = visibleSize.width / visibleSize.height;

        let scale = 1;
        switch (this.fitMode) {
            case 0: // 宽度适配
                scale = visibleSize.width / designSize.width;
                break;
            case 1: // 高度适配
                scale = visibleSize.height / designSize.height;
                break;
            case 2: // 自动适配（保持宽高比）
                if (screenRatio > designRatio) {
                    // 屏幕更宽，基于高度缩放
                    scale = visibleSize.height / designSize.height;
                } else {
                    // 屏幕更高，基于宽度缩放
                    scale = visibleSize.width / designSize.width;
                }
                break;
        }

        this.node.setScale(new Vec3(scale, scale, scale));
    }
}

// import { director, Node, Component, view, v3, _decorator, UITransform } from "cc";
// const { ccclass, property ,menu} = _decorator;

// @ccclass('ScaleNode')
// @menu("节点适配/宽度适配")
// export default class ScaleNode extends Component {
//     protected onLoad(): void {
//         let wScale = this.node.getComponent(UITransform).width / view.getVisibleSize().width;
//         let sc = wScale;
//         this.node.setScale(v3(sc, sc, sc))
//     }

// }