/*!
 * Copyright (c) Microsoft Corporation.
 * Licensed under the MIT License.
 */
import { IBufferVisual } from "../buffer.js";
import { LayoutBase, ILayoutOptions, IVertexOptions } from "./layout.js";
interface IStackLayoutOptionsBase extends ILayoutOptions {
    binIdsX?: Uint32Array;
    binIdsZ?: Uint32Array;
    binsX?: number;
    binsZ?: number;
    sizeX?: number;
    sizeZ?: number;
    spacingX?: number;
    spacingZ?: number;
}
export interface IStackLayoutOptions extends IStackLayoutOptionsBase {
    height?: number;
}
export interface IStackVertexOptions extends IVertexOptions {
    colors?: Float64Array | Uint32Array;
    minColor?: number;
    maxColor?: number;
    padding?: number;
    thickness?: number;
}
export declare abstract class StackBase extends LayoutBase {
    protected _positionsX: Float32Array;
    protected _positionsY: Float32Array;
    protected _positionsZ: Float32Array;
    protected _binCounts: Uint32Array;
    protected _maxCount: number;
    get maxCount(): number;
    protected _levels: Uint32Array;
    get levels(): Uint32Array;
    get binCounts(): Uint32Array;
    getPositionX(index: number): number;
    getPositionY(index: number): number;
    getPositionZ(index: number): number;
}
export declare class Stack extends StackBase {
    private _maxLevel;
    private _height;
    get maxLevel(): number;
    layout(buffer: IBufferVisual, ids: Uint32Array, options: IStackLayoutOptions): void;
    update(buffer: IBufferVisual, ids: Uint32Array, options: IStackVertexOptions): void;
}
export interface IStackTreeMapLayoutOptions extends IStackLayoutOptionsBase {
    groupIds?: Uint32Array;
    sizes?: Float64Array | Uint32Array;
    isTopToBottom?: boolean;
    isNormalized?: boolean;
    minHeight?: number;
    maxHeight?: number;
}
export interface IStackTreeMapVertexOptions extends IVertexOptions {
    colors?: Float64Array | Uint32Array;
    minColor?: number;
    maxColor?: number;
    padding?: number;
    thickness?: number;
}
export declare class StackTreeMap extends StackBase {
    protected _sizesX: Float32Array;
    protected _sizesY: Float32Array;
    protected _sizesZ: Float32Array;
    protected _binIds: Uint32Array;
    protected _ids: Uint32Array;
    protected _orderedIds: Uint32Array;
    protected _binTotals: Float64Array;
    protected _binGroupIds: Float64Array;
    protected _maxTotal: number;
    get maxTotal(): number;
    get binGroupIds(): Float64Array;
    getSizeX(index: number): number;
    getSizeY(index: number): number;
    getSizeZ(index: number): number;
    layout(buffer: IBufferVisual, ids: Uint32Array, options: IStackTreeMapLayoutOptions): void;
    update(buffer: IBufferVisual, ids: Uint32Array, options: IStackTreeMapVertexOptions): void;
}
export {};