/** @format */
import { Palette } from '../image/palette.js';
import { Channel } from './channel.js';
import { Color, ColorConvertOptions } from './color.js';
import { Format } from './format.js';
/**
 * A 16-bit unsigned int color with channel values in the range [0, 65535].
 */
export declare class ColorUint16 implements Color {
    /**
     * The underlying data array storing the color channels.
     */
    protected data: Uint16Array;
    /**
     * Gets the format of the color.
     * @returns {Format} The format of the color.
     */
    get format(): Format;
    /**
     * Gets the number of channels in the color.
     * @returns {number} The number of channels.
     */
    get length(): number;
    /**
     * Gets the maximum value a channel can have.
     * @returns {number} The maximum channel value.
     */
    get maxChannelValue(): number;
    /**
     * Gets the maximum index value.
     * @returns {number} The maximum index value.
     */
    get maxIndexValue(): number;
    /**
     * Checks if the format is a low dynamic range format.
     * @returns {boolean} True if it is an LDR format, false otherwise.
     */
    get isLdrFormat(): boolean;
    /**
     * Checks if the format is a high dynamic range format.
     * @returns {boolean} True if it is an HDR format, false otherwise.
     */
    get isHdrFormat(): boolean;
    /**
     * Checks if the color has a palette.
     * @returns {boolean} True if it has a palette, false otherwise.
     */
    get hasPalette(): boolean;
    /**
     * Gets the palette associated with the color.
     * @returns {Palette | undefined} The palette or undefined if none exists.
     */
    get palette(): Palette | undefined;
    /**
     * Gets the index value.
     * @returns {number} The index value.
     */
    get index(): number;
    /**
     * Sets the index value.
     * @param {number} i - The index value to set.
     */
    set index(i: number);
    /**
     * Gets the red channel value.
     * @returns {number} The red channel value.
     */
    get r(): number;
    /**
     * Sets the red channel value.
     * @param {number} r - The red channel value to set.
     */
    set r(r: number);
    /**
     * Gets the green channel value.
     * @returns {number} The green channel value.
     */
    get g(): number;
    /**
     * Sets the green channel value.
     * @param {number} g - The green channel value to set.
     */
    set g(g: number);
    /**
     * Gets the blue channel value.
     * @returns {number} The blue channel value.
     */
    get b(): number;
    /**
     * Sets the blue channel value.
     * @param {number} b - The blue channel value to set.
     */
    set b(b: number);
    /**
     * Gets the alpha channel value.
     * @returns {number} The alpha channel value.
     */
    get a(): number;
    /**
     * Sets the alpha channel value.
     * @param {number} a - The alpha channel value to set.
     */
    set a(a: number);
    /**
     * Gets the normalized red channel value.
     * @returns {number} The normalized red channel value.
     */
    get rNormalized(): number;
    /**
     * Sets the normalized red channel value.
     * @param {number} v - The normalized red channel value to set.
     */
    set rNormalized(v: number);
    /**
     * Gets the normalized green channel value.
     * @returns {number} The normalized green channel value.
     */
    get gNormalized(): number;
    /**
     * Sets the normalized green channel value.
     * @param {number} v - The normalized green channel value to set.
     */
    set gNormalized(v: number);
    /**
     * Gets the normalized blue channel value.
     * @returns {number} The normalized blue channel value.
     */
    get bNormalized(): number;
    /**
     * Sets the normalized blue channel value.
     * @param {number} v - The normalized blue channel value to set.
     */
    set bNormalized(v: number);
    /**
     * Gets the normalized alpha channel value.
     * @returns {number} The normalized alpha channel value.
     */
    get aNormalized(): number;
    /**
     * Sets the normalized alpha channel value.
     * @param {number} v - The normalized alpha channel value to set.
     */
    set aNormalized(v: number);
    /**
     * Gets the luminance of the color.
     * @returns {number} The luminance value.
     */
    get luminance(): number;
    /**
     * Gets the normalized luminance of the color.
     * @returns {number} The normalized luminance value.
     */
    get luminanceNormalized(): number;
    /**
     * Constructs a new ColorUint16 instance.
     * @param {Uint16Array | number} data - The data array or the number of channels.
     */
    constructor(data: Uint16Array | number);
    /**
     * Creates a new ColorUint16 instance from another ColorUint16 instance.
     * @param {ColorUint16} other - The other ColorUint16 instance.
     * @returns {ColorUint16} The new ColorUint16 instance.
     */
    static from(other: ColorUint16): ColorUint16;
    /**
     * Creates a new ColorUint16 instance from an array.
     * @param {Uint16Array} color - The color array.
     * @returns {ColorUint16} The new ColorUint16 instance.
     */
    static fromArray(color: Uint16Array): ColorUint16;
    /**
     * Creates a new ColorUint16 instance with RGB channels.
     * @param {number} r - The red channel value.
     * @param {number} g - The green channel value.
     * @param {number} b - The blue channel value.
     * @returns {ColorUint16} The new ColorUint16 instance.
     */
    static rgb(r: number, g: number, b: number): ColorUint16;
    /**
     * Creates a new ColorUint16 instance with RGBA channels.
     * @param {number} r - The red channel value.
     * @param {number} g - The green channel value.
     * @param {number} b - The blue channel value.
     * @param {number} a - The alpha channel value.
     * @returns {ColorUint16} The new ColorUint16 instance.
     */
    static rgba(r: number, g: number, b: number, a: number): ColorUint16;
    /**
     * Gets the value of a specific channel.
     * @param {number | Channel} channel - The channel index or Channel enum.
     * @returns {number} The channel value.
     */
    getChannel(channel: number | Channel): number;
    /**
     * Gets the normalized value of a specific channel.
     * @param {number | Channel} channel - The channel index or Channel enum.
     * @returns {number} The normalized channel value.
     */
    getChannelNormalized(channel: number | Channel): number;
    /**
     * Sets the value of a specific channel.
     * @param {number | Channel} index - The channel index or Channel enum.
     * @param {number} value - The value to set.
     */
    setChannel(index: number | Channel, value: number): void;
    /**
     * Sets the color values from another Color instance.
     * @param {Color} c - The Color instance.
     */
    set(c: Color): void;
    /**
     * Sets the RGB values.
     * @param {number} r - The red channel value.
     * @param {number} g - The green channel value.
     * @param {number} b - The blue channel value.
     */
    setRgb(r: number, g: number, b: number): void;
    /**
     * Sets the RGBA values.
     * @param {number} r - The red channel value.
     * @param {number} g - The green channel value.
     * @param {number} b - The blue channel value.
     * @param {number} a - The alpha channel value.
     */
    setRgba(r: number, g: number, b: number, a: number): void;
    /**
     * Converts the color to an array.
     * @returns {number[]} The color as an array.
     */
    toArray(): number[];
    /**
     * Clones the current color instance.
     * @returns {ColorUint16} The cloned color instance.
     */
    clone(): ColorUint16;
    /**
     * Checks if the current color is equal to another color.
     * @param {Color} other - The other color to compare.
     * @returns {boolean} True if the colors are equal, false otherwise.
     */
    equals(other: Color): boolean;
    /**
     * Converts the color to another format.
     * @param {ColorConvertOptions} [opt] - The conversion options.
     * @returns {Color} The converted color.
     */
    convert(opt?: ColorConvertOptions): Color;
}