import { LineSegments2 } from 'three/examples/jsm/lines/LineSegments2';
import { ColorRepresentation, EdgesGeometry, LineSegments, Mesh, Vector3, WireframeGeometry } from 'three';
import { ScreenLinesMaterial } from './ScreenLinesMaterial';
/**
 * Screen lines material presets.
 */
export declare namespace ScreenLinesMaterials {
    /**
     * Default material preset for world size units lines.
     */
    const defaultWorldUnitsMaterial: ScreenLinesMaterial;
    /**
     * Default material preset for screen size units lines.
     */
    const defaultScreenUnitsMaterial: ScreenLinesMaterial;
}
/**
 * Represents one or more line segments that can have different color, width, screen scaling. Has high rendering performance.
 */
export declare class ScreenLines extends LineSegments2 {
    readonly isScreendLines = true;
    type: string;
    private readonly innerGeometry;
    /** Maximum line segments count. Set when creating an instance of the class. */
    readonly maxCount: number;
    /**
     * @param maxCount - Maximum line segments count. Can`t be changed after creation.
     * @param material - Line Material. If not specified, the default material will be used.
     */
    constructor(maxCount?: number, material?: ScreenLinesMaterial | undefined);
    /**
     * Set visible line segments count.
     * @param count - Lines count.
     */
    setLinesCount(count: number): void;
    /**
     * Get visible line segments count.
     */
    getLinesCount(): number;
    /**
     * Bach set lines positions.
     * @param array - Line positions array by start and end coordinate components [startX,startY,startZ,endX,endY,endZ].     */
    setPositions(array: Float32Array | ArrayLike<number>): this;
    /**
     * Bach set line segments colors.
     * @param array - Line colors array by start and end color components [startR,startG,startB,endR,endG,endB].
     */
    setColors(array: Float32Array | ArrayLike<number>): this;
    /**
     * Fills the memory array for the line segments declared at creation with the default parameters (color).
     * @param color - Default line segment points color.
     */
    fill(color?: ColorRepresentation): this;
    /**
     * Writes the new line segments data to the lines memory array.
     * @param startPosition - Line start coordinates.
     * @param endPosition - Line start coordinates.
     * @param startColor - Line start color.
     * @param endColor - Line start color.
     */
    push(startPosition: Vector3 | number[], endPosition: Vector3 | number[], startColor?: ColorRepresentation | undefined, endColor?: ColorRepresentation | undefined): this;
    /**
     * Set Line segment positions at index.
     * @param index - Line index.
     * @param startPosition - Start line position.
     * @param endPosition - Start line position.
     */
    setPositionAtIndex(index: number, startPosition: Vector3 | number[], endPosition: Vector3 | number[]): this;
    /**
     * Set Line segment colors at index.
     * @param index - Line index.
     * @param startColor - Start line color.
     * @param endColor - Start line color.
     */
    setColorAtIndex(index: number, startColor: ColorRepresentation, endColor: ColorRepresentation): this;
    /**
     * Writes wireframe data to a lines memory array from wireframe geometry.
     * @param geometry - Geometry object.
     */
    fromWireframeGeometry(geometry: WireframeGeometry): this;
    /**
     * Writes edges data to a lines memory array from wireframe geometry.
     * @param geometry - Geometry object.
     */
    fromEdgesGeometry(geometry: EdgesGeometry): this;
    /**
     * Writes mesh data to a lines memory array from wireframe geometry.
     * @param mesh - Mesh object.
     */
    fromMesh(mesh: Mesh): this;
    /**
     * Writes line segments data to a lines memory array from line segments object.
     * @param lineSegments - Line segments object.
     */
    fromLineSegments(lineSegments: LineSegments): this;
    private initGeometry;
}