import { TransformControls } from 'three/examples/jsm/controls/TransformControls.js';
import { Object3D, EventDispatcher } from 'three/webgpu';
import { DIVEMovable, DIVEScene } from '../../../../index.ts';
import { OrbitController } from '../../../orbitcontroller/index.ts';
import { Tool } from '../Tool.ts';
import { PointerContext } from '../PointerContext.ts';
import { SelectionState } from '../SelectionState.ts';
/**
 * Type guard to check if a tool is a TransformTool.
 */
export declare const isTransformTool: (tool: Tool) => tool is TransformTool;
type TransformToolEvents = {
    'object-change': {
        object: Object3D & DIVEMovable;
    };
    'object-position-change': {
        object: Object3D & DIVEMovable;
    };
    'object-rotation-change': {
        object: Object3D & DIVEMovable;
    };
    'object-scale-change': {
        object: Object3D & DIVEMovable;
    };
};
/**
 * Tool for transforming objects with a gizmo.
 *
 * Manages TransformControls gizmo and reacts to selection changes.
 * Has highest priority to block model-hover when gizmo is being interacted with.
 *
 * @module
 */
export declare class TransformTool extends EventDispatcher<TransformToolEvents> implements Tool {
    readonly name = "transform";
    readonly priority = 5;
    private _scene;
    private _controller;
    private _selectionState;
    private _gizmo;
    private _gizmoHelper;
    private _scaleLinked;
    private _gizmoVisible;
    private _selectionChangeHandler;
    constructor(scene: DIVEScene, controller: OrbitController, selectionState: SelectionState);
    /**
     * Get the TransformControls gizmo.
     */
    get gizmo(): TransformControls;
    /**
     * Whether a drag operation is currently in progress.
     */
    get isDragging(): boolean;
    onActivate(): void;
    onDeactivate(): void;
    onPointerMove(ctx: PointerContext): boolean | void;
    /**
     * Set the gizmo transformation mode.
     */
    setGizmoMode(mode: 'translate' | 'rotate' | 'scale'): void;
    /**
     * Set whether the gizmo is visible.
     */
    setGizmoVisible(visible: boolean): void;
    /**
     * Set whether scale operations are linked (uniform scaling).
     */
    setGizmoScaleLinked(linked: boolean): void;
    /**
     * Dispose of the tool and clean up resources.
     */
    dispose(): void;
    private onSelectionChange;
    private attachGizmo;
    private isGizmoChild;
    private initGizmo;
}
export {};