import PptxGenJS from "pptxgenjs";
export interface ElementStyle {
    x: number;
    y: number;
    w: number;
    h: number;
    fontSize?: number;
    fontFace?: string;
    color?: string;
    align?: PptxGenJS.HAlign;
    valign?: PptxGenJS.VAlign;
    lineSpacing?: number;
    charSpacing?: number;
    fill?: {
        color: string;
        transparency?: number;
    };
    border?: {
        pt: number;
        color: string;
        type?: any;
    };
    bold?: boolean;
    italic?: boolean;
    underline?: any;
    strike?: boolean;
    padding?: number | [number, number, number, number];
    shapeType: "rect" | "roundRect" | "ellipse";
    rectRadius?: number;
    opacity?: number;
    rotate?: number;
}
export declare function colorToHex(color: string): string;
/**
 * 将元素的 CSS 计算样式转换为 PPT 坐标/样式
 * 注意：坐标和尺寸 x/y/w/h 使用 globalScale/pageTransformScale 缩放；
 * 字体/行高/边框等“点数”属性仅进行单位转换 px->pt，不乘 globalScale，避免双重缩放。
 */
export declare function getComputedElementStyle(element: Element, pageRect: DOMRect, globalScale: number, pageTransformScale: number): ElementStyle;