import { ResourceReference } from "./ResourceReference";
import { Color } from "./Color";
export declare class TextureFiltering {
    min?: number;
    mag?: number;
    constructor(min: number, mag: number);
}
export declare class TextureWrapping {
    wraps: number;
    wrapt: number;
    constructor(wraps: number, wrapt: number);
}
export declare class TextureOptions {
    target: number;
    internalFormat: number;
    format: number;
    type: number;
    filtering: TextureFiltering;
    wrapping: TextureWrapping;
    constructor(target: number, internalFormat: number, format: number, type: number, filtering: TextureFiltering, wrapping: TextureWrapping);
}
/**
 * class for managing texture 2d
 */
export declare class Texture extends ResourceReference {
    private gl;
    /**
     * the texture Id
     */
    textureId: WebGLTexture;
    options: TextureOptions;
    width: number;
    height: number;
    isLoaded: boolean;
    constructor(gl: WebGLRenderingContext, options?: TextureOptions);
    private initDefaultTextureOptions;
    private init;
    bind(): void;
    unbind(): void;
    loadColor(color: Color): void;
    loadImageFromArrayBuffer(data: ArrayBuffer, width: number, height: number, flip?: boolean, onLoad?: Function): void;
    loadImage(url: string, onLoad?: Function, flip?: boolean): void;
    loadImageDataArray(data: Uint8Array, width: number, height: number, filterParam: number, onLoad?: Function): void;
    /**
     * destroy the map texture
     */
    destroy(): void;
    applyFilter(isGenerateMipmap?: boolean): void;
    initFrameBufferTexture(width: number, height: number): void;
    isPowerOf2(value: any): boolean;
}