import { SceneManager } from './SceneManager';
import { BufferGeometry, ColorRepresentation, InstancedMesh } from 'three';
import { ElementState } from './ElementState';
import { InstancedLods } from '../render/lods/InstancedLods';
import { MultiMesh2 } from '../render/multi-mesh/MultiMesh2.ts';
/**
 * Functions for elements management in scene.
 * See {@link SceneManager.tools} property in {@link SceneManager} class.
 */
export declare class SceneTools {
    private sceneManager;
    constructor(sceneManager: SceneManager);
    /**
     * Set new or default color for all elements.
     * @param color - New color for elements.
     * @param forceApply - Apply changes to render pipeline.
     */
    setAllElementsColor(color?: ColorRepresentation, forceApply?: boolean): void;
    /**
     * Set new color for elements list.
     * @param elNums - Numbers for elements list.
     * @param color -  - New color for elements list.
     * @param forceApply - Apply changes to render pipeline.
     */
    setElementsColor(elNums: number[], color?: ColorRepresentation | ColorRepresentation[], forceApply?: boolean): void;
    /**
     * Set {@link ElementState} for all elements.
     * @param state -  - New or default state for elements.
     * @param forceApply - Apply changes to render pipeline.
     * @param ignoreHidden - Exclude elements with Hidden state.
     */
    setAllElementsState(state?: ElementState, forceApply?: boolean, ignoreHidden?: boolean): void;
    /**
     * Set {@link ElementState} for elements list.
     * @param elNums - Numbers for elements list.
     * @param state -  - New state for elements list.
     * @param forceApply - Apply changes to render pipeline.
     */
    setElementsState(elNums: number[], state?: ElementState | ElementState[], forceApply?: boolean): void;
    /**
     * Hide elements list in scene.
     * @param elNums - Numbers for elements list.
     */
    hideElements(elNums: number[]): void;
    /**
     * Show (unhide) elements list in scene.
     * @param elNums - Numbers for elements list.
     */
    showElements(elNums: number[]): void;
    /**
     * Isolate elements list in scene.
     * @param elNums - Numbers for elements list.
     */
    isolateElements(elNums: number[]): void;
    /**
     * Inactivate (send to underlay) elements list in scene.
     * @param elNums - Numbers for elements list.
     */
    inactivateElements(elNums: number[]): void;
    /**
     * Activate (send from underlay) elements list in scene.
     * @param elNums - Numbers for elements list.
     */
    activateElements(elNums: number[]): void;
    private inactivateAllElements;
    /**
     * Activate all elements list in scene.
     */
    activateAllElements(): void;
    /**
     * Inactivate all elements in scene excluding elements in list.
     */
    inactivateUnselectedElements(elNums: number[]): void;
    private hideAllElements;
    /**
     * Show all elements in scene.
     */
    showAllElements(): void;
    /**
     * Set all elements state and color to {@link SceneManager.elementDatas}.
     * @param state -  - New state for all elements.
     * @param color -  - New color for all elements.
     * @param forceApply - Apply changes to render pipeline.
     */
    setAllElementsStateAndColor(state?: ElementState | undefined, color?: ColorRepresentation | undefined, forceApply?: boolean): void;
    /**
     * Set elements state and color to {@link SceneManager.elementDatas}.
     * @param elNums - Numbers for elements list.
     * @param state -  - New state for elements list.
     * @param color -  - New color for elements list.
     * @param forceApply - Apply changes to render pipeline.
     */
    setElementsStateAndColor(elNums: number[], state?: ElementState | ElementState[] | undefined, color?: ColorRepresentation | ColorRepresentation[] | undefined, forceApply?: boolean): void;
    /**
     * Apply elements state and color from SceneManager.elementDatas.
     * @param elNums - Numbers for elements list.
     */
    applyElementsStateAndColor(elNums: number[]): void;
    /**
     * Apply all elements state and color from {@link SceneManager.elementDatas}.
     */
    applyAllElementsStateAndColor(): void;
    private applyLodsStateAndColor;
    private applyInstancesStateAndColor;
    private applySharedStateAndColor;
    /**
     * Apply elements visibility from SceneManager.elementDatas.
     */
    applyAllElementsVisibility(): void;
    /**
     * Analyze instance mesh items visibility by several passes like element state and crop planes.
     * Used to increase performance and cut unnecessary elements from the rendering process.
     * @param mesh - Instance mesh object.
     */
    applyInstancesVisibility(mesh: InstancedMesh): void;
    /**
     * Analyze instanced LODS items visibility by several passes like element state and crop planes.
     * Used to increase performance and cut unnecessary elements from the rendering process.
     * @param lod - InstancedLods object.
     */
    applyInstancedLodsVisibility(lod: InstancedLods): void;
    applyMultiMeshVisibility(mesh: MultiMesh2): void;
    /**
     * Analyze a nd optimize shared mesh buffer indices by several passes like element state and crop planes.
     * Used to increase performance and cut unnecessary elements from the rendering process.
     * @param geometry - Buffer geometry object.
     * @param isLine - Whether buffers are lines or meshes.
     */
    applySharedVisibility(geometry: BufferGeometry, isLine: boolean): void;
}