export interface PortablePdfTextRange {
    start: number;
    end: number;
}
export interface PortablePdfBoundingBox {
    x: number;
    y: number;
    width: number;
    height: number;
}
export interface PortablePdfPageGeometry {
    pageNumber: number;
    width: number;
    height: number;
    unit: "points" | "pixels" | "normalized";
    rotation?: 0 | 90 | 180 | 270;
}
export interface PortablePdfTextElement {
    kind: "heading" | "paragraph" | "list" | "table" | "table-cell" | "figure" | "other";
    providerType?: string;
    pageNumber: number;
    range: PortablePdfTextRange;
    bounds?: PortablePdfBoundingBox;
}
export interface PortablePdfTableCell {
    rowIndex: number;
    columnIndex: number;
    rowSpan?: number;
    columnSpan?: number;
    range: PortablePdfTextRange;
    bounds?: PortablePdfBoundingBox;
}
export interface PortablePdfTable {
    pageNumber: number;
    bounds?: PortablePdfBoundingBox;
    cells: PortablePdfTableCell[];
}
export interface PortablePdfLayout {
    pages?: PortablePdfPageGeometry[];
    elements: PortablePdfTextElement[];
    tables?: PortablePdfTable[];
}
export interface PortablePdfRegionContext {
    pages: number[];
    elements: PortablePdfTextElement[];
    tableCells: Array<{
        pageNumber: number;
        tableIndex: number;
        cell: PortablePdfTableCell;
    }>;
}
export declare function validatePortablePdfLayout(value: unknown, textLength: number): PortablePdfLayout;
export declare function resolvePortablePdfRegion(layout: PortablePdfLayout, locator: string): PortablePdfRegionContext | undefined;