import { FontOptions, Graph, GraphOptions, IPoint, Point } from "./core";
export declare class TextOptions extends GraphOptions {
    content: Array<string | Tspan>;
    point?: Point;
    readonly href?: string;
    constructor(content?: string | Tspan | Array<string | Tspan>, point?: IPoint, href?: string);
    static wrap(options: string | Tspan | Array<string | Tspan> | TextOptions | {
        content: string | Tspan | Array<string | Tspan>;
        point?: IPoint;
        href?: string;
    }): TextOptions;
}
export default class Text extends Graph {
    readonly options: TextOptions;
    constructor(options?: string | Tspan | Array<string | Tspan> | TextOptions | {
        content: string | Tspan | Array<string | Tspan>;
        point?: IPoint;
        href?: string;
    });
    point(point: IPoint): this;
    /**
     * 文字关联一个路径
     * @param pathId
     * @param attrs textPath 支持的属性
     */
    href(pathId?: string, attrs?: any): this;
    /**
     * 设置文本偏移 相对于文本坐标点
     * @param x x轴上面的偏移
     *      @example 12 整体x轴偏移12 '12 13' 第一个x偏移12 剩下的字x偏移13
     * @param y y轴上面的偏移
     *      @example 12 整体y轴偏移12 '12 13' 第一个y偏移12 剩下的字y偏移13
     */
    offset(x: number | string, y?: number | string): this;
    offsetX(x: number | string): this;
    offsetY(y: number | string): this;
    font(options: FontOptions): this;
    text(text: string | Tspan | Array<string | Tspan>): this;
    tspan(text: string | Tspan, attrs?: any): this;
    anchor(anchor: 'start' | 'middle' | 'end'): this;
    /**
     * 使用文字锚点（text-anchor: middle）设置
     * 文本相对于起点坐标居中
     */
    middle(): this;
    /**
     * 文字垂直显示
     * 如果设置字体大小 则需要在之后调用该方法
     * @size 每一行的字符个数
     * @letterSpacing 每行字符的间隔空间
     */
    vertical(size?: number, letterSpacing?: number): this;
    protected attrs(): any;
}
export declare class TextPath extends Graph {
    readonly href: string;
    readonly text: string | Tspan | Array<string | Tspan>;
    constructor(href: string, text: string | Tspan | Array<string | Tspan>);
    protected attrs(): any;
}
export declare class Tspan extends Graph {
    readonly text: string;
    constructor(text: string);
    /**
     * 设置文本偏移 相对于文本坐标点
     * @param x x轴上面的偏移
     *      @example 12 整体x轴偏移12 '12 13' 第一个x偏移12 剩下的字x偏移13
     * @param y y轴上面的偏移
     *      @example 12 整体y轴偏移12 '12 13' 第一个y偏移12 剩下的字y偏移13
     */
    offset(x: number | string, y?: number | string): this;
    protected attrs(): any;
    static build(text: string): Tspan;
}
export declare class Link extends Graph {
    private href?;
    constructor(href: string, text: string | TextOptions);
    protected attrs(): any;
}