/*!
 * Copyright (c) Microsoft Corporation.
 * Licensed under the MIT License.
 */
import { vec2, vec3, vec4 } from "gl-matrix";
export declare const TextureType: {
    readonly none: 0;
    readonly solidColor: 1;
    readonly image: 2;
    readonly sdfText: 3;
    readonly checker: 4;
    readonly grid: 5;
};
export type TextureType = (typeof TextureType)[keyof typeof TextureType];
export declare class TextureBufferData extends Float32Array {
    static readonly SIZE: number;
    readonly COLOR0_OFFSET: number;
    readonly TYPE_OFFSET: number;
    readonly COLOR1_OFFSET: number;
    readonly SIZE0_OFFSET: number;
    readonly SIZE1_OFFSET: number;
    readonly CLIP_OFFSET: number;
    readonly OFFSET_OFFSET: number;
    constructor(count: number);
    getType(index: number): number;
    setType(index: number, value: TextureType): void;
    getColor0(index: number, value: vec3): void;
    setColor0(index: number, value: vec3): void;
    getColor1(index: number, value: vec3): void;
    setColor1(index: number, value: vec3): void;
    getSize0(index: number, value: vec4): void;
    setSize0(index: number, value: vec4): void;
    getSize1(index: number, value: vec4): void;
    setSize1(index: number, value: vec4): void;
    getClip(index: number, value: vec4): void;
    setClip(index: number, value: vec4): void;
    getOffset(index: number, value: vec2): void;
    setOffset(index: number, value: vec2): void;
}
export declare abstract class Texture {
    abstract toBuffer(buffer: TextureBufferData, index: number): void;
}
export interface ISolidColorTextureOptions {
    color: vec3;
    borderColor?: vec3;
}
export declare class SolidColorTexture extends Texture {
    color: vec3;
    private _color;
    borderColor: vec3;
    private _borderColor;
    constructor(options: ISolidColorTextureOptions);
    toBuffer(buffer: TextureBufferData, index: number): void;
}
export interface IImageTextureOptions {
    image: ImageData;
}
export declare class ImageTexture extends Texture {
    image: ImageData;
    constructor(options: IImageTextureOptions);
    toBuffer(buffer: TextureBufferData, index: number): void;
}
export interface ICheckerTextureOptions {
    color0: vec3;
    color1: vec3;
    size: vec2;
    offset?: vec2;
}
export declare class CheckerTexture extends Texture {
    color0: vec3;
    color1: vec3;
    private _color0;
    private _color1;
    size: vec2;
    offset: vec2;
    constructor(options: ICheckerTextureOptions);
    toBuffer(buffer: TextureBufferData, index: number): void;
}
export interface IGridTextureOptions {
    color0: vec3;
    color1: vec3;
    size: vec2;
    minorSize: vec2;
    thickness: vec2;
    minorThickness: vec2;
    offset?: vec2;
    clip?: vec4;
}
export declare class GridTexture extends Texture {
    color0: vec3;
    color1: vec3;
    private _color0;
    private _color1;
    size: vec2;
    minorSize: vec2;
    thickness: vec2;
    minorThickness: vec2;
    offset: vec2;
    clip: vec4;
    constructor(options: IGridTextureOptions);
    toBuffer(buffer: TextureBufferData, index: number): void;
}