export default XYZ;
export type Options = {
    /**
     * Attributions.
     */
    attributions?: string | string[] | ((arg0: import("../PluggableMap.js").FrameState) => string | string[]);
    /**
     * Attributions are collapsible.
     */
    attributionsCollapsible?: boolean;
    /**
     * Tile cache size. The default depends on the screen size. Will be ignored if too small.
     */
    cacheSize?: number;
    /**
     * The `crossOrigin` attribute for loaded images.  Note that
     * you must provide a `crossOrigin` value if you want to access pixel data with the Canvas renderer.
     * See https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_enabled_image for more detail.
     */
    crossOrigin?: string;
    /**
     * Whether the layer is opaque.
     */
    opaque?: boolean;
    /**
     * Projection.
     */
    projection?: string | import("../proj/Projection.js").default;
    /**
     * Maximum allowed reprojection error (in pixels).
     * Higher values can increase reprojection performance, but decrease precision.
     */
    reprojectionErrorThreshold?: number;
    /**
     * Optional max zoom level. Not used if `tileGrid` is provided.
     */
    maxZoom?: number;
    /**
     * Optional min zoom level. Not used if `tileGrid` is provided.
     */
    minZoom?: number;
    /**
     * Optional tile grid resolution at level zero. Not used if `tileGrid` is provided.
     */
    maxResolution?: number;
    /**
     * Tile grid.
     */
    tileGrid?: import("../tilegrid/TileGrid.js").default;
    /**
     * Optional function to load a tile given a URL. The default is
     * ```js
     * function(imageTile, src) {
     * imageTile.getImage().src = src;
     * };
     * ```
     */
    tileLoadFunction?: (arg0: import("../Tile.js").default, arg1: string) => void;
    /**
     * The pixel ratio used by the tile service.
     * For example, if the tile service advertizes 256px by 256px tiles but actually sends 512px
     * by 512px images (for retina/hidpi devices) then `tilePixelRatio`
     * should be set to `2`.
     */
    tilePixelRatio?: number;
    /**
     * The tile size used by the tile service.
     * Not used if `tileGrid` is provided.
     */
    tileSize?: number | number[];
    /**
     * Optional function to get
     * tile URL given a tile coordinate and the projection.
     * Required if `url` or `urls` are not provided.
     */
    tileUrlFunction?: (arg0: number[], arg1: number, arg2: import("../proj/Projection.js").default) => string;
    /**
     * URL template. Must include `{x}`, `{y}` or `{-y}`,
     * and `{z}` placeholders. A `{?-?}` template pattern, for example `subdomain{a-f}.domain.com`,
     * may be used instead of defining each one separately in the `urls` option.
     */
    url?: string;
    /**
     * An array of URL templates.
     */
    urls?: string[];
    /**
     * Whether to wrap the world horizontally.
     */
    wrapX?: boolean;
    /**
     * Duration of the opacity transition for rendering.
     * To disable the opacity transition, pass `transition: 0`.
     */
    transition?: number;
    /**
     * Indicate which resolution should be used
     * by a renderer if the view resolution does not match any resolution of the tile source.
     * If 0, the nearest resolution will be used. If 1, the nearest lower resolution
     * will be used. If -1, the nearest higher resolution will be used.
     */
    zDirection?: number;
};
/**
 * @typedef {Object} Options
 * @property {import("./Source.js").AttributionLike} [attributions] Attributions.
 * @property {boolean} [attributionsCollapsible=true] Attributions are collapsible.
 * @property {number} [cacheSize] Tile cache size. The default depends on the screen size. Will be ignored if too small.
 * @property {null|string} [crossOrigin] The `crossOrigin` attribute for loaded images.  Note that
 * you must provide a `crossOrigin` value if you want to access pixel data with the Canvas renderer.
 * See https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_enabled_image for more detail.
 * @property {boolean} [opaque=true] Whether the layer is opaque.
 * @property {import("../proj.js").ProjectionLike} [projection='EPSG:3857'] Projection.
 * @property {number} [reprojectionErrorThreshold=0.5] Maximum allowed reprojection error (in pixels).
 * Higher values can increase reprojection performance, but decrease precision.
 * @property {number} [maxZoom=42] Optional max zoom level. Not used if `tileGrid` is provided.
 * @property {number} [minZoom=0] Optional min zoom level. Not used if `tileGrid` is provided.
 * @property {number} [maxResolution] Optional tile grid resolution at level zero. Not used if `tileGrid` is provided.
 * @property {import("../tilegrid/TileGrid.js").default} [tileGrid] Tile grid.
 * @property {import("../Tile.js").LoadFunction} [tileLoadFunction] Optional function to load a tile given a URL. The default is
 * ```js
 * function(imageTile, src) {
 *   imageTile.getImage().src = src;
 * };
 * ```
 * @property {number} [tilePixelRatio=1] The pixel ratio used by the tile service.
 * For example, if the tile service advertizes 256px by 256px tiles but actually sends 512px
 * by 512px images (for retina/hidpi devices) then `tilePixelRatio`
 * should be set to `2`.
 * @property {number|import("../size.js").Size} [tileSize=[256, 256]] The tile size used by the tile service.
 * Not used if `tileGrid` is provided.
 * @property {import("../Tile.js").UrlFunction} [tileUrlFunction] Optional function to get
 * tile URL given a tile coordinate and the projection.
 * Required if `url` or `urls` are not provided.
 * @property {string} [url] URL template. Must include `{x}`, `{y}` or `{-y}`,
 * and `{z}` placeholders. A `{?-?}` template pattern, for example `subdomain{a-f}.domain.com`,
 * may be used instead of defining each one separately in the `urls` option.
 * @property {Array<string>} [urls] An array of URL templates.
 * @property {boolean} [wrapX=true] Whether to wrap the world horizontally.
 * @property {number} [transition] Duration of the opacity transition for rendering.
 * To disable the opacity transition, pass `transition: 0`.
 * @property {number} [zDirection=0] Indicate which resolution should be used
 * by a renderer if the view resolution does not match any resolution of the tile source.
 * If 0, the nearest resolution will be used. If 1, the nearest lower resolution
 * will be used. If -1, the nearest higher resolution will be used.
 */
/**
 * @classdesc
 * Layer source for tile data with URLs in a set XYZ format that are
 * defined in a URL template. By default, this follows the widely-used
 * Google grid where `x` 0 and `y` 0 are in the top left. Grids like
 * TMS where `x` 0 and `y` 0 are in the bottom left can be used by
 * using the `{-y}` placeholder in the URL template, so long as the
 * source does not have a custom tile grid. In this case,
 * {@link module:ol/source/TileImage} can be used with a `tileUrlFunction`
 * such as:
 *
 *  tileUrlFunction: function(coordinate) {
 *    return 'http://mapserver.com/' + coordinate[0] + '/' +
 *        coordinate[1] + '/' + coordinate[2] + '.png';
 *    }
 *
 * @api
 */
declare class XYZ extends TileImage {
    /**
     * @param {Options=} opt_options XYZ options.
     */
    constructor(opt_options?: Options);
}
import TileImage from "./TileImage.js";
//# sourceMappingURL=XYZ.d.ts.map