import { ObjectManager } from "../ObjectManager";
import { type PdfPage } from "./PdfPage";
import type { Rect } from "../Types";
import { DocAction } from "./DocAction";
/**
 * Describes a particular view of a document.
 *
 * Defines a particular view of a document.
 * A destination consists of:
 *   The page of the document to be displayed.
 *   The location of the document window on that page.
 *   The magnification (zoom factor) to use when displaying the page.
 *
 * Important note about vertical coordinates:
 * In PDFs, all coordinates are specified relative to the bottom left corner,
 * with the Y axis going up.
 * DsPdfJS uses the more common coordinate system with the origin
 * in the top left corner, with the Y axis going down.
 * In most situations the Y coordinates are automatically converted by DsPdfJS.
 * In classes derived from {@link Destination} this is also done if
 * the destination's target page is specified as the {@link PdfPage}
 * object.
 * But if the destination's target page is specified by index,
 * automatic conversion of the Y coordinate cannot be done, and it should be
 * specified relative to the bottom left corner as per the PDF spec.
 *
 * When the Y coordinate is specified relative to the page bottom,
 * it is noted in the parameter's description.
 * (It is recommended that constructors accepting a {@link PdfPage} object
 * are used instead.)
 *
 * All properties defining the Y coordinate has linked property with "Pdf" prefix,
 * for example Y and PdfY, the property with "Pdf" prefix contains a value relative to the
 * bottom left corner with the Y axis going up.
 * @see {@link Destination}
 */
export type DestinationPropertiesBase = {
    /**
     * The target page index.
     * Note the {@link DestinationPropertiesBase#pageIndex} or {@link DestinationPropertiesBase#page} should be specified,
     * if both are specified then {@link DestinationPropertiesBase#page} is preffered.
     */
    pageIndex?: number;
    /**
     * The target page.
     * Note the {@link DestinationPropertiesBase#pageIndex} or {@link DestinationPropertiesBase#page} should be specified,
     * if both are specified then {@link DestinationPropertiesBase#page} is preffered.
     */
    page?: PdfPage;
};
/**
 * Display the page designated by {@link DestinationPropertiesBase#page}, with the coordinates (left, top) positioned at the upper-left corner
 * of the window and the contents of the page magnified by the factor zoom.
 * A null value for any of the parameters left, top, or zoom specifies that the current value
 * of that parameter is to be retained unchanged. A zoom value of 0 has the same meaning as a null value.
 * @see {@link DestinationXYZ}
 */
export type DestinationXYZProperties = DestinationPropertiesBase & {
    type: 'xyz';
    /**
     * The left coordinate of the document window, if null then unchanged.
     */
    left?: number;
    /**
     * The top coordinate of the document window, if null then unchanged.
     *
     * It should be specified relative to the top left corner if page specified
     * relative using {@link DestinationPropertiesBase#page} or relative to the bottom left corner
     * if page specified using {@link DestinationPropertiesBase#pageIndex}.
     * See {@link Destination} description for details.
     */
    top?: number;
    /**
     * The zoom factor of the document window, unchanged if null or zero.
     */
    zoom?: number;
};
/**
 * Display the page designated by {@link DestinationPropertiesBase#page}, with its contents magnified just enough to fit the entire page
 * within the window both horizontally and vertically.
 * If the required horizontal and vertical magnification factors are different, use the smaller of the two,
 * centering the page within the window in the other dimension.
 * @see {@link DestinationFit}
 */
export type DestinationFitProperties = DestinationPropertiesBase & {
    type: 'fit';
};
/**
 * Display the page designated by {@link DestinationPropertiesBase#page}, with the vertical coordinate top positioned at the top edge of the window
 * and the contents of the page magnified just enough to fit the entire width of the page within the window.
 * A null value for top specifies that the current value of that parameter is to be retained unchanged.
 * @see {@link DestinationFitH}
 */
export type DestinationFitHProperties = DestinationPropertiesBase & {
    type: "fith";
    /**
     * The top coordinate of the document window, if null then unchanged.
     *
     * It should be specified relative to the top left corner if page specified
     * relative using {@link DestinationPropertiesBase#page} or relative to the bottom left corner
     * if page specified using {@link DestinationPropertiesBase#pageIndex}.
     * See {@link Destination} description for details.
     */
    top?: number;
};
/**
 * Display the page designated by {@link DestinationPropertiesBase#page}, with the horizontal coordinate left positioned at the left edge of the window
 * and the contents of the page magnified just enough to fit the entire height of the page within the window.
 * A null value for left specifies that the current value of that parameter is to be retained unchanged.
 * @see {@link DestinationFitV}
 */
export type DestinationFitVProperties = DestinationPropertiesBase & {
    type: "fitv";
    /**
     * The left coordinate of the document window, if null then unchanged.
     */
    left?: number;
};
/**
 * Display the page designated by {@link DestinationPropertiesBase#page}, with its contents magnified just enough to fit the rectangle
 * specified by the coordinates left, bottom, right, and top entirely within the window both horizontally and vertically.
 * If the required horizontal and vertical magnification factors are different, use the smaller of the two,
 * centering the rectangle within the window in the other dimension.
 * @see {@link DestinationFitR}
 */
export type DestinationFitRProperties = DestinationPropertiesBase & {
    type: "fitr";
    /**
     * The rectangle to fit.
     *
     * It should be specified relative to the top left corner if page specified
     * relative using {@link DestinationPropertiesBase#page} or relative to the bottom left corner
     * if page specified using {@link DestinationPropertiesBase#pageIndex}.
     * See {@link Destination} description for details.
     */
    bounds?: Rect;
};
/**
 * Display the page designated by {@link DestinationPropertiesBase#page}, with its contents magnified just enough to fit its bounding box
 * entirely within the window both horizontally and vertically.
 * If the required horizontal and vertical magnification factors are different, use the smaller of the two,
 * centering the bounding box within the window in the other dimension.
 * @see {@link DestinationFitB}
 */
export type DestinationFitBProperties = DestinationPropertiesBase & {
    type: "fitb";
};
/**
 * Display the page designated by {@link DestinationPropertiesBase#page}, with the vertical coordinate top positioned at the top edge of the window
 * and the contents of the page magnified just enough to fit the entire width of its bounding box within the window.
 * A null value for top specifies that the current value of that parameter is to be retained unchanged.
 * @see {@link DestinationFitBH}
 */
export type DestinationFitBHProperties = DestinationPropertiesBase & {
    type: "fitbh";
    /**
     * The top coordinate of the document window, if null then unchanged.
     *
     * It should be specified relative to the top left corner if page specified
     * relative using {@link DestinationPropertiesBase#page} or relative to the bottom left corner
     * if page specified using {@link DestinationPropertiesBase#pageIndex}.
     * See {@link Destination} description for details.
     */
    top?: number;
};
/**
 * Display the page designated by {@link DestinationPropertiesBase#page}, with the horizontal coordinate left positioned at the left edge of the window and
 * the contents of the page magnified just enough to fit the entire height of its bounding box within the window.
 * A null value for left specifies that the current value of that parameter is to be retained unchanged.
 * @see {@link DestinationFitBV}
 */
export type DestinationFitBVProperties = DestinationPropertiesBase & {
    type: "fitbv";
    /**
     * The left coordinate of the document window, if null then unchanged.
     */
    left?: number;
};
/**
 * Defines destination as reference to another destination, referenced destination
 * can be in Dests dictionary of PDF document or in Dests subtree of Name Tree.
 * @see {@link DestinationRef}
 */
export type DestinationRefProperties = {
    type: "ref";
    /**
     * The name of referenced destination in the Dests dictionary of PDF document.
     */
    name: string;
    /**
     * Indicates whether this {@link DestinationRefProperties} references
     * destination in Dests dictionary of PDF document or in Dests subtree of document's Name Tree.
     */
    nameTree?: boolean;
};
/**
 * Common type for destinations defining a document position as a position on a page.
 * @see {@link Destination}
 */
export type DestinationProperties = DestinationXYZProperties | DestinationFitProperties | DestinationFitHProperties | DestinationFitVProperties | DestinationFitRProperties | DestinationFitBProperties | DestinationFitBHProperties | DestinationFitBVProperties | DestinationRefProperties;
/**
 * Base class for PDF actions which can be performed when user clicks links, document outlines etc.
 */
export declare abstract class DestinationBase extends DocAction {
}
/**
 * The abstract base class for types representing a destination
 * that defines a particular view of a document.
 * A destination consists of:
 *   The page of the document to be displayed.
 *   The location of the document window on that page.
 *   The magnification (zoom factor) to use when displaying the page.

 * Important note about vertical coordinates:
 * In PDFs, all coordinates are specified relative to the bottom left corner,
 * with the Y axis going up.
 * DsPdfJS uses the more common coordinate system with the origin
 * in the top left corner, with the Y axis going down.
 * In most situations the Y coordinates are automatically converted by DsPdfJS.
 * In classes derived from {@link Destination} this is also done if
 * the destination's target page is specified as the {@link PdfPage}
 * object.
 * But if the destination's target page is specified by index,
 * automatic conversion of the Y coordinate cannot be done, and it should be
 * specified relative to the bottom left corner as per the PDF spec.

 * When the Y coordinate is specified relative to the page bottom,
 * it is noted in the parameter's description.
 * (It is recommended that constructors accepting a {@link PdfPage} object
 * are used instead.)
 *
 * All properties defining the Y coordinate has linked property with "Pdf" prefix,
 * for example Y and PdfY, the property with "Pdf" prefix contains a value relative to the
 * bottom left corner with the Y axis going up.
 */
export declare abstract class Destination extends DestinationBase {
    /**
     * Gets the index of this destination's target page.
     * Returns null if the target page was specified as a {@link PdfPage} object.

     * Note that if this property is not null, then any Y coordinate is
     * relative to the bottom left corner (see {@link Destination} description for details).
     */
    get pageIndex(): number | null;
    /**
     * Gets this destination's target {@link PdfPage} object.
     * Returns null if the target page was specified by index.
     */
    get page(): PdfPage | null;
}
/**
 * Display the page designated by {@link Destination#page}, with the coordinates (left, top) positioned at the upper-left corner
 * of the window and the contents of the page magnified by the factor zoom.
 * A null value for any of the parameters left, top, or zoom specifies that the current value
 * of that parameter is to be retained unchanged. A zoom value of 0 has the same meaning as a null value.
 */
export declare class DestinationXYZ extends Destination {
    /**
     * Initializes a new instance of the {@link DestinationXYZ} class.
     *
     * Note that all Y coordinates should be specified relative to the bottom of the page.
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationXYZ}.
     * @param pageIndex - The target page index.
     * @param left - The left coordinate of the document window.
     * @param pdfTop - The top coordinate of the document window relative to the bottom of the page.
     * @param zoom - The zoom factor of the document window.
     */
    constructor(om: ObjectManager, pageIndex: number, left?: number, pdfTop?: number, zoom?: number);
    /**
     * Initializes a new instance of the {@link DestinationXYZ} class.
     *
     * Note that all Y coordinates should be specified relative to the bottom of the page.
     * @param pageIndex - The target page index.
     * @param left - The left coordinate of the document window.
     * @param pdfTop - The top coordinate of the document window relative to the bottom of the page.
     * @param zoom - The zoom factor of the document window.
     */
    constructor(pageIndex: number, left?: number, pdfTop?: number, zoom?: number);
    /**
     * Initializes a new instance of the {@link DestinationXYZ} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationXYZ}.
     * @param page - The target {@link PdfPage}.
     * @param left - The left coordinate of the document window.
     * @param top - The top coordinate of the document window relative to the top of the page.
     * @param zoom - The zoom factor of the document window.
     */
    constructor(om: ObjectManager, page: PdfPage, left?: number, top?: number, zoom?: number);
    /**
     * Initializes a new instance of the {@link DestinationXYZ} class.
     *
     * @param page - The target {@link PdfPage}.
     * @param left - The left coordinate of the document window.
     * @param top - The top coordinate of the document window relative to the top of the page.
     * @param zoom - The zoom factor of the document window.
     */
    constructor(page: PdfPage, left?: number, top?: number, zoom?: number);
    /**
     * Gets the left coordinate of the document window, if null then unchanged.
     */
    get left(): number | null;
    /**
     * Gets the top coordinate of the document window, if null then unchanged.
     *
     * If the target page of this destination was specified as an index ({@link Destination#pageIndex}),
     * then this property returns the Y coordinate relative to the page bottom.
     * If the target page was specified as a page object (see {@link Destination#page}),
     * then this property returns the Y coordinate relative to the page top.
     * See {@link Destination} description for details.
     */
    get top(): number | null;
    /**
     * Gets the top coordinate of the document window relative to the bottom left corner,
     * unchanged if null.
     */
    get pdfTop(): number | null;
    /**
     * Gets the zoom factor of the document window, unchanged if null or zero.
     */
    get zoom(): number | null;
}
/**
 * Display the page designated by {@link Destination#page}, with its contents magnified just enough to fit the entire page
 * within the window both horizontally and vertically.
 * If the required horizontal and vertical magnification factors are different, use the smaller of the two,
 * centering the page within the window in the other dimension.
 */
export declare class DestinationFit extends Destination {
    /**
     * Initializes a new instance of the {@link DestinationFit} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFit}.
     * @param pageIndex - The target page index.
     */
    constructor(om: ObjectManager, pageIndex: number);
    /**
     * Initializes a new instance of the {@link DestinationFit} class.
     *
     * @param pageIndex - The target page index.
     */
    constructor(pageIndex: number);
    /**
     * Initializes a new instance of the {@link DestinationFit} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFit}.
     * @param page - The target {@link PdfPage}.
     */
    constructor(om: ObjectManager, page: PdfPage);
    /**
     * Initializes a new instance of the {@link DestinationFit} class.
     *
     * @param page - The target {@link PdfPage}.
     */
    constructor(page: PdfPage);
}
/**
 * Display the page designated by {@link Destination#page}, with the vertical coordinate top positioned at the top edge of the window
 * and the contents of the page magnified just enough to fit the entire width of the page within the window.
 * A null value for top specifies that the current value of that parameter is to be retained unchanged.
 */
export declare class DestinationFitH extends Destination {
    /**
     * Initializes a new instance of the {@link DestinationFitH} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitH}.
     * @param pageIndex - The target page index.
     * @param pdfTop - The top coordinate of the document window relative to the bottom of the page.
     */
    constructor(om: ObjectManager, pageIndex: number, pdfTop?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitH} class.
     *
     * @param pageIndex - The target page index.
     * @param pdfTop - The top coordinate of the document window relative to the bottom of the page.
     */
    constructor(pageIndex: number, pdfTop?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitH} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitH}.
     * @param page - The target {@link PdfPage}.
     * @param top - The top coordinate of the document window relative to the top of the page.
     */
    constructor(om: ObjectManager, page: PdfPage, top?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitH} class.
     *
     * @param page - The target {@link PdfPage}.
     * @param top - The top coordinate of the document window relative to the top of the page.
     */
    constructor(page: PdfPage, top?: number);
    /**
     * Gets the top coordinate of the document window, if null then unchanged.
     *
     * If the target page of this destination was specified as an index ({@link Destination#pageIndex}),
     * then this property returns the Y coordinate relative to the page bottom.
     * If the target page was specified as a page object (see {@link Destination#page}),
     * then this property returns the Y coordinate relative to the page top.
     * See {@link Destination} description for details.
     */
    get top(): number | null;
    /**
     * Gets the top coordinate of the document window relative to the bottom left corner,
     * unchanged if null.
     */
    get pdfTop(): number | null;
}
/**
 * Display the page designated by {@link Destination#page}, with the horizontal coordinate left positioned at the left edge of the window
 * and the contents of the page magnified just enough to fit the entire height of the page within the window.
 * A null value for left specifies that the current value of that parameter is to be retained unchanged.
 */
export declare class DestinationFitV extends Destination {
    static innerCreate(om: ObjectManager, id: number): DestinationFitV;
    /**
     * Initializes a new instance of the {@link DestinationFitV} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitV}.
     * @param pageIndex - The target page index.
     * @param left - The left coordinate of the document window.
   */
    constructor(om: ObjectManager, pageIndex: number, left?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitV} class.
     *
     * @param pageIndex - The target page index.
     * @param left - The left coordinate of the document window.
   */
    constructor(pageIndex: number, left?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitV} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitV}.
     * @param page - The target {@link PdfPage}.
     * @param left - The left coordinate of the document window.
   */
    constructor(om: ObjectManager, page: PdfPage, left?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitV} class.
     *
     * @param page - The target {@link PdfPage}.
     * @param left - The left coordinate of the document window.
   */
    constructor(page: PdfPage, left?: number);
    /**
     * Gets the left coordinate of the document window, if null then unchanged.
     */
    get left(): number | null;
}
/**
 * Display the page designated by {@link Destination#page}, with its contents magnified just enough to fit the rectangle
 * specified by the coordinates left, bottom, right, and top entirely within the window both horizontally and vertically.
 * If the required horizontal and vertical magnification factors are different, use the smaller of the two,
 * centering the rectangle within the window in the other dimension.
 */
export declare class DestinationFitR extends Destination {
    /**
     * Initializes a new instance of the {@link DestinationFitR} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitR}.
     * @param pageIndex - The target page index.
     * @param bounds - The rectangle to fit relative to the bottom left corner.
   */
    constructor(om: ObjectManager, pageIndex: number, bounds: Rect);
    /**
     * Initializes a new instance of the {@link DestinationFitR} class.
     *
     * @param pageIndex - The target page index.
     * @param bounds - The rectangle to fit relative to the bottom left corner.
   */
    constructor(pageIndex: number, bounds: Rect);
    /**
     * Initializes a new instance of the {@link DestinationFitR} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitR}.
     * @param page - The target {@link PdfPage}.
     * @param bounds - The rectangle to fit relative to the top left corner.
   */
    constructor(om: ObjectManager, page: PdfPage, bounds: Rect);
    /**
     * Initializes a new instance of the {@link DestinationFitR} class.
     *
     * @param page - The target {@link PdfPage}.
     * @param bounds - The rectangle to fit relative to the top left corner.
   */
    constructor(page: PdfPage, bounds: Rect);
    /**
     * Gets the rectangle to fit.
     *
     * If the target page of this destination was specified as an index (see {@link Destination#pageIndex}),
     * then this property returns a rectangle relative to the bottom left corner.
     * If the target page was specified as a page object (see {@link Destination#page}),
     * then this property returns a rectangle relative to the top left corner.
     * See {@link Destination} description for details.
     */
    get bounds(): Rect | null;
    /**
     * Gets the rectangle to fit relative to the bottom left corner.
     */
    get pdfBounds(): Rect | null;
}
/**
 * Display the page designated by {@link Destination#page}, with its contents magnified just enough to fit its bounding box
 * entirely within the window both horizontally and vertically.
 * If the required horizontal and vertical magnification factors are different, use the smaller of the two,
 * centering the bounding box within the window in the other dimension.
 */
export declare class DestinationFitB extends Destination {
    /**
     * Initializes a new instance of the {@link DestinationFitB} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitB}.
     * @param pageIndex - The target page index.
     */
    constructor(om: ObjectManager, pageIndex: number);
    /**
     * Initializes a new instance of the {@link DestinationFitB} class.
     *
     * @param pageIndex - The target page index.
     */
    constructor(pageIndex: number);
    /**
     * Initializes a new instance of the {@link DestinationFitB} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitB}.
     * @param page - The target {@link PdfPage}.
     */
    constructor(om: ObjectManager, page: PdfPage);
    /**
     * Initializes a new instance of the {@link DestinationFitB} class.
     *
     * @param page - The target {@link PdfPage}.
     */
    constructor(page: PdfPage);
}
/**
 * Display the page designated by {@link Destination#page}, with the vertical coordinate top positioned at the top edge of the window
 * and the contents of the page magnified just enough to fit the entire width of its bounding box within the window.
 * A null value for top specifies that the current value of that parameter is to be retained unchanged.
 */
export declare class DestinationFitBH extends Destination {
    /**
     * Initializes a new instance of the {@link DestinationFitBH} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitBH}.
     * @param pageIndex - The target page index.
     * @param pdfTop - The top coordinate of the document window relative to the bottom of the page.
    */
    constructor(om: ObjectManager, pageIndex: number, pdfTop?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitBH} class.
     *
     * @param pageIndex - The target page index.
     * @param pdfTop - The top coordinate of the document window relative to the bottom of the page.
    */
    constructor(pageIndex: number, pdfTop?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitBH} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitBH}.
     * @param page - The target {@link PdfPage}.
     * @param top - The top coordinate of the document window relative to the top of the page.
    */
    constructor(om: ObjectManager, page: PdfPage, top?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitBH} class.
     *
     * @param page - The target {@link PdfPage}.
     * @param top - The top coordinate of the document window relative to the top of the page.
    */
    constructor(page: PdfPage, top?: number);
    /**
     * Gets the top coordinate of the document window, if null then unchanged.
     *
     * If the target page of this destination was specified as an index ({@link Destination#pageIndex}),
     * then this property returns the Y coordinate relative to the page bottom.
     * If the target page was specified as a page object (see {@link Destination#page}),
     * then this property returns the Y coordinate relative to the page top.
     * See {@link Destination} description for details.
     */
    get top(): number | null;
    /**
     * Gets the top coordinate of the document window relative to the bottom left corner,
     * unchanged if null.
     */
    get pdfTop(): number | null;
}
/**
 * Display the page designated by {@link Destination#page}, with the horizontal coordinate left positioned at the left edge of the window and
 * the contents of the page magnified just enough to fit the entire height of its bounding box within the window.
 * A null value for left specifies that the current value of that parameter is to be retained unchanged.
 */
export declare class DestinationFitBV extends Destination {
    /**
     * Initializes a new instance of the {@link DestinationFitBV} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitBV}.
     * @param pageIndex - The target page index or {@link PdfPage}.
     * @param left - The left coordinate of the document window.
   */
    constructor(om: ObjectManager, pageIndex: number, left?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitBV} class.
     *
     * @param pageIndex - The target page index or {@link PdfPage}.
     * @param left - The left coordinate of the document window.
   */
    constructor(pageIndex: number, left?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitBV} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationFitBV}.
     * @param page - The target page index or {@link PdfPage}.
     * @param left - The left coordinate of the document window.
   */
    constructor(om: ObjectManager, page: PdfPage, left?: number);
    /**
     * Initializes a new instance of the {@link DestinationFitBV} class.
     *
     * @param page - The target page index or {@link PdfPage}.
     * @param left - The left coordinate of the document window.
   */
    constructor(page: PdfPage, left?: number);
    /**
     * Gets the left coordinate of the document window, if null then unchanged.
     */
    get left(): number | null;
}
/**
 * Represents a destination object in a format that is unsupported by DsPdfJS.
 */
export declare class DestinationUnknown extends Destination {
}
/**
 * Defines destination as reference to another destination, referenced destination
 * can be in Dests dictionary of PDF document or in Dests subtree of Name Tree.
 */
export declare class DestinationRef extends DestinationBase {
    /**
     * Initializes a new instance of the {@link DestinationRef} class.
     *
     * @param om - {@link ObjectManager} that controls the lifetime of the {@link DestinationRef}.
     * @param name - The name of referenced destination.
     * @param nameTree - Specifies where referenced destination is in Dests dictionary of document or in Dests subtree of Name Tree.
     */
    constructor(om: ObjectManager, name: string, nameTree?: boolean);
    /**
     * Initializes a new instance of the {@link DestinationRef} class.
     *
     * @param name - The name of referenced destination.
     * @param nameTree - Specifies where referenced destination is in Dests dictionary of document or in Dests subtree of Name Tree.
     */
    constructor(name: string, nameTree?: boolean);
    /**
     * Gets the name of referenced destination in the Dests dictionary of PDF document.
     */
    get name(): string;
    /**
     * Gets a value indicating whether this {@link DestinationRef} references
     * destination in Dests dictionary of PDF document or in Dests subtree of document's Name Tree.
     */
    get nameTree(): boolean | null;
}