import { ElementRef, Renderer2, OnInit } from '@angular/core';
import * as i0 from "@angular/core";
export declare type NcPositionType = 'top-left' | 'top-right' | 'bottom-left' | 'bottom-right';
export declare class RibbonDirective implements OnInit {
    private el;
    private renderer;
    /** 丝带内容 */
    ncContent: string;
    /** 内容颜色 */
    ncContentColor: string;
    /** 大小，容器宽高较小值的百分比 */
    ncSize: number;
    /** 丝带颜色，需传入十六进制颜色值 */
    ncRibbonColor: string;
    /** 丝带位置 */
    ncPosition: NcPositionType;
    private ribbonContainer;
    private ribbonSize;
    private uniqueId;
    constructor(el: ElementRef, renderer: Renderer2);
    ngOnInit(): void;
    private createRibbonContainer;
    private updateRibbonSize;
    private updateRibbonStyles;
    private adjustColor;
    private getRotationDegree;
    private getTextRotation;
    private getRibbonShadow;
    private getShadowPosition;
    private observeParentSize;
    static ɵfac: i0.ɵɵFactoryDeclaration<RibbonDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<RibbonDirective, "[ncRibbon]", never, { "ncContent": "ncContent"; "ncContentColor": "ncContentColor"; "ncSize": "ncSize"; "ncRibbonColor": "ncRibbonColor"; "ncPosition": "ncPosition"; }, {}, never>;
}