image-in-browser
Version:
Package for encoding / decoding images, transforming images, applying filters, drawing primitives on images on the client side (no need for server Node.js)
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TypeScript
/** @format */
import { Palette } from '../image/palette.js';
import { Channel } from './channel.js';
import { Color, ColorConvertOptions } from './color.js';
import { Format } from './format.js';
/**
* A 64-bit floating point color.
*/
export declare class ColorFloat64 implements Color {
/**
* The underlying data array for the color channels.
*/
protected data: Float64Array;
/**
* Gets the format of the color.
*/
get format(): Format;
/**
* Gets the number of channels in the color.
*/
get length(): number;
/**
* Gets the maximum value for any channel.
*/
get maxChannelValue(): number;
/**
* Gets the maximum index value.
*/
get maxIndexValue(): number;
/**
* Checks if the format is Low Dynamic Range (LDR).
*/
get isLdrFormat(): boolean;
/**
* Checks if the format is High Dynamic Range (HDR).
*/
get isHdrFormat(): boolean;
/**
* Checks if the color has a palette.
*/
get hasPalette(): boolean;
/**
* Gets the palette associated with the color, if any.
*/
get palette(): Palette | undefined;
/**
* Gets or sets the index of the color.
*/
get index(): number;
set index(i: number);
/**
* Gets or sets the red channel value.
*/
get r(): number;
set r(r: number);
/**
* Gets or sets the green channel value.
*/
get g(): number;
set g(g: number);
/**
* Gets or sets the blue channel value.
*/
get b(): number;
set b(b: number);
/**
* Gets or sets the alpha channel value.
*/
get a(): number;
set a(a: number);
/**
* Gets or sets the normalized red channel value.
*/
get rNormalized(): number;
set rNormalized(v: number);
/**
* Gets or sets the normalized green channel value.
*/
get gNormalized(): number;
set gNormalized(v: number);
/**
* Gets or sets the normalized blue channel value.
*/
get bNormalized(): number;
set bNormalized(v: number);
/**
* Gets or sets the normalized alpha channel value.
*/
get aNormalized(): number;
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 ColorFloat64 instance.
* @param {Float64Array | number} data - The initial data for the color, either a Float64Array or a number.
*/
constructor(data: Float64Array | number);
/**
* Creates a new ColorFloat64 instance from another ColorFloat64 instance.
*
* @param {ColorFloat64} other - The other ColorFloat64 instance to copy.
* @returns {ColorFloat64} A new ColorFloat64 instance.
*/
static from(other: ColorFloat64): ColorFloat64;
/**
* Creates a new ColorFloat64 instance from a Float64Array.
*
* @param {Float64Array} color - The Float64Array to use for the color data.
* @returns {ColorFloat64} A new instance of ColorFloat64.
*/
static fromArray(color: Float64Array): ColorFloat64;
/**
* Creates a new ColorFloat64 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 {ColorFloat64} A new instance of ColorFloat64 with the specified RGB values.
*/
static rgb(r: number, g: number, b: number): ColorFloat64;
/**
* Creates a new ColorFloat64 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.
*/
static rgba(r: number, g: number, b: number, a: number): ColorFloat64;
/**
* Gets the value of a specific channel.
* @param {number | Channel} channel - The channel index or Channel enum.
* @returns {number} The value of the specified channel.
*/
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 value of the specified channel.
*/
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 to copy values from.
*/
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 of numbers.
* @returns {number[]} The color as an array of numbers.
*/
toArray(): number[];
/**
* Creates a clone of the current color.
*
* @returns {ColorFloat64} A new ColorFloat64 instance that is a clone of the current instance.
*/
clone(): ColorFloat64;
/**
* Checks if the current color is equal to another color.
* @param {Color} other - The other color to compare with.
* @returns {boolean} True if the colors are equal, false otherwise.
*/
equals(other: Color): boolean;
/**
* Converts the current color instance to a different format based on the provided options.
*
* @param {ColorConvertOptions} [opt] - Optional parameter that specifies the conversion options.
* @param {string} [opt.format] - The target color format.
* @param {number} [opt.numChannels] - The number of color channels.
* @param {number} [opt.alpha] - The alpha value for the color.
* @returns {Color} The converted color.
*/
convert(opt?: ColorConvertOptions): Color;
}