/** @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 floating point color.
 */
export declare class ColorFloat16 implements Color {
    /** The data array holding the color values */
    protected data: Uint16Array;
    /** Gets the format of the color */
    get format(): Format;
    /** Gets the length of the data array */
    get length(): number;
    /** Gets the maximum channel value */
    get maxChannelValue(): number;
    /** Gets the maximum index value */
    get maxIndexValue(): number;
    /** Checks if the format is LDR */
    get isLdrFormat(): boolean;
    /** Checks if the format is HDR */
    get isHdrFormat(): boolean;
    /** Checks if the color has a palette */
    get hasPalette(): boolean;
    /** Gets the palette of the color */
    get palette(): Palette | undefined;
    /** Gets the index of the color */
    get index(): number;
    /** Sets the index of the color */
    set index(i: number);
    /** Gets the red channel value */
    get r(): number;
    /** Sets the red channel value */
    set r(r: number);
    /** Gets the green channel value */
    get g(): number;
    /** Sets the green channel value */
    set g(g: number);
    /** Gets the blue channel value */
    get b(): number;
    /** Sets the blue channel value */
    set b(b: number);
    /** Gets the alpha channel value */
    get a(): number;
    /** Sets the alpha channel value */
    set a(a: number);
    /** Gets the normalized red channel value */
    get rNormalized(): number;
    /** Sets the normalized red channel value */
    set rNormalized(v: number);
    /** Gets the normalized green channel value */
    get gNormalized(): number;
    /** Sets the normalized green channel value */
    set gNormalized(v: number);
    /** Gets the normalized blue channel value */
    get bNormalized(): number;
    /** Sets the normalized blue channel value */
    set bNormalized(v: number);
    /** Gets the normalized alpha channel value */
    get aNormalized(): number;
    /** Sets the normalized alpha channel value */
    set aNormalized(v: number);
    /** Gets the luminance of the color */
    get luminance(): number;
    /** Gets the normalized luminance of the color */
    get luminanceNormalized(): number;
    /**
     * Constructs a new ColorFloat16 instance.
     * @param {Uint16Array | number} data The data array or number of channels.
     */
    constructor(data: Uint16Array | number);
    /**
     * Creates a new ColorFloat16 instance from another instance.
     * @param {ColorFloat16} other The other ColorFloat16 instance.
     * @returns {ColorFloat16} A new ColorFloat16 instance.
     */
    static from(other: ColorFloat16): ColorFloat16;
    /**
     * Creates a new ColorFloat16 instance from an array.
     * @param {Uint16Array} color The color array.
     * @returns {ColorFloat16} A new ColorFloat16 instance.
     */
    static fromArray(color: Uint16Array): ColorFloat16;
    /**
     * Creates a new ColorFloat16 instance with RGB values.
     * @param {number} r The red channel value.
     * @param {number} g The green channel value.
     * @param {number} b The blue channel value.
     * @returns {ColorFloat16} A new ColorFloat16 instance.
     */
    static rgb(r: number, g: number, b: number): ColorFloat16;
    /**
     * Creates a new ColorFloat16 instance with 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.
     * @returns {ColorFloat16} A new ColorFloat16 instance.
     */
    static rgba(r: number, g: number, b: number, a: number): ColorFloat16;
    /**
     * 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.
     * @param {Color} c The other color.
     */
    set(c: Color): void;
    /**
     * Sets the RGB values of the color.
     * @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 of the color.
     * @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 color.
     * @returns {ColorFloat16} A new ColorFloat16 instance.
     */
    clone(): ColorFloat16;
    /**
     * Checks if the color is equal to another color.
     * @param {Color} other The other color.
     * @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;
}