/** A picture shape: the BLIP store index it references plus its cell anchor. */
export interface EscherPicture {
    /** 1-based index into the BLIP store (the OPT `pib` property). */
    readonly blipIndex: number;
    readonly anchor?: EscherAnchor;
}
/** A from/to two-cell anchor (each cell index a u16, each offset 1/1024 of the cell). */
export interface EscherAnchor {
    readonly col1: number;
    readonly row1: number;
    readonly col2: number;
    readonly row2: number;
    readonly dx1: number;
    readonly dy1: number;
    readonly dx2: number;
    readonly dy2: number;
}
/**
 * Read the workbook-globals MSODrawingGroup's BLIP store: one entry per BSE (so a
 * `pib` index lines up), holding the extracted image bytes — or `undefined` for
 * an entry we cannot read (a metafile blip, an empty slot), which keeps the
 * indices aligned.
 *
 * @param msoDrawingGroup The concatenated MSODrawingGroup record bytes.
 * @returns The image pool, indexed so `pib − 1` selects an entry.
 */
export declare function parseBlipStore(msoDrawingGroup: Uint8Array): Array<Uint8Array | undefined>;
/**
 * The picture shapes in a sheet's MSODrawing: every SpContainer that carries a
 * `pib` (a picture-fill reference into the BLIP store) with its cell anchor.
 */
export declare function parseSheetPictures(msoDrawing: Uint8Array): Array<EscherPicture>;
/**
 * A non-picture drawing shape: its preset type (MSOSPT), cell anchor, fill/line
 * colours (when literal RGB) and whether it carries a text box.
 */
export interface EscherShape {
    /** The MSOSPT preset shape type (the Sp record's instance). */
    readonly shapeType: number;
    /** Whether the shape carries a client text box. */
    readonly hasText: boolean;
    readonly anchor?: EscherAnchor;
    readonly fillColorHex?: string;
    readonly lineColorHex?: string;
}
/**
 * The non-picture shapes (autoshapes, text boxes) in a sheet's MSODrawing — every
 * SpContainer that is NOT a picture (no `pib`). Pictures are handled separately
 * by {@link parseSheetPictures}.
 */
export declare function parseSheetShapes(msoDrawing: Uint8Array): Array<EscherShape>;