import type { FerrsignView1 } from "ferrsign";
import { Ferrsign1 } from "ferrsign";
import type { UILayer } from "../../layers/UILayer/UILayer";
import type { UIArea } from "../../miscellaneous/area/UIArea";
import type { UIPlaneElement } from "../../miscellaneous/shared";
import { UIMode } from "../../miscellaneous/UIMode";
import type { UIInputWrapperView } from "../../wrappers/UIInputWrapper/UIInputWrapper.Internal";
import { UIAnchor } from "../UIAnchor/UIAnchor";
import type { UIDummyOptions, UIInputEventData } from "./UIDummy.Internal";
/** Rectangular area with dimensions but no rendering */
export declare class UIDummy extends UIAnchor implements UIPlaneElement {
    /** Shape defining interactive region in element-local space (0,0 = bottom-left, 1,1 = top-right) */
    interactionArea: UIArea;
    /** Solver variable for width */
    readonly wVariable: number;
    /** Solver variable for height */
    readonly hVariable: number;
    protected modeInternal: UIMode;
    protected readonly inputWrapper: UIInputWrapperView;
    private readonly catcherHandler;
    private wasPointerInside;
    private readonly signalPointerPressedInternal;
    private readonly signalPointerMovedInternal;
    private readonly signalPointerReleasedInternal;
    private readonly signalPointerEnteredInternal;
    private readonly signalPointerLeftInternal;
    /**
     * Creates a new UIDummy instance.
     *
     * @param layer - Layer containing this element
     * @param options - Configuration options
     */
    constructor(layer: UILayer, options?: Partial<UIDummyOptions>);
    /** Width in world units */
    get width(): number;
    /** Height in world units */
    get height(): number;
    /** X coordinate of right edge */
    get oppositeX(): number;
    /** Y coordinate of top edge */
    get oppositeY(): number;
    /** X coordinate of horizontal center */
    get centerX(): number;
    /** Y coordinate of vertical center */
    get centerY(): number;
    /** Controls visibility and interactivity */
    get mode(): UIMode;
    /** Rendering and input priority. Higher values on top. */
    get zIndex(): number;
    /** Signal fired when pointer is pressed */
    get signalPointerPressed(): FerrsignView1<UIInputEventData>;
    /** Signal fired when pointer is moved */
    get signalPointerMoved(): FerrsignView1<UIInputEventData>;
    /** Signal fired when pointer is released */
    get signalPointerReleased(): FerrsignView1<UIInputEventData>;
    /** Signal fired when pointer enters element */
    get signalPointerEntered(): FerrsignView1<UIInputEventData>;
    /** Signal fired when pointer leaves element */
    get signalPointerLeft(): FerrsignView1<UIInputEventData>;
    /** Width in world units */
    set width(value: number);
    /** Height in world units */
    set height(value: number);
    /** X coordinate of right edge */
    set oppositeX(value: number);
    /** Y coordinate of top edge */
    set oppositeY(value: number);
    /** X coordinate of horizontal center */
    set centerX(value: number);
    /** Y coordinate of vertical center */
    set centerY(value: number);
    /** Controls visibility and interactivity */
    set mode(value: UIMode);
    /** Rendering and input priority. Higher values on top. */
    set zIndex(value: number);
    /** Removes element and frees resources */
    destroy(): void;
    protected readonly catchPointerDown: (x: number, y: number, identifier: number) => boolean;
    protected readonly catchPointerMove: (x: number, y: number, identifier: number) => boolean;
    protected readonly catchPointerUp: (x: number, y: number, identifier: number) => boolean;
    protected handleInputEvent(x: number, y: number, identifier: number, signal: Ferrsign1<UIInputEventData>): boolean;
}