import type { _CALayer } from "./CALayer.js";
import type { CGSize } from "../structs/CGSize.js";
export declare class _CATiledLayer extends _CALayer {
    static alloc(): _CATiledLayer;
    static new(): _CATiledLayer;
    init(): _CATiledLayer;
    /**
     * The time in seconds that newly added images take to "fade-in" to the rendered representation of the tiled layer. The default implementation returns 0.25 seconds.
     */
    static fadeDuration(): number;
    /**
     * The number of levels of detail maintained by this layer. Defaults to one. Each LOD is half the resolution of the previous level. If too many levels are specified for the current size of the layer, then the number of levels is clamped to the maximum value (the bottom most LOD must contain at least a single pixel in each dimension).
     */
    levelsOfDetail(): number;
    setLevelsOfDetail$(value: number): void;
    /**
     * The number of magnified levels of detail for this layer. Defaults to zero. Each previous level of detail is twice the resolution of the later. E.g. specifying 'levelsOfDetailBias' of two means that the layer devotes two of its specified levels of detail to magnification, i.e. 2x and 4x.
     */
    levelsOfDetailBias(): number;
    setLevelsOfDetailBias$(value: number): void;
    /**
     * The maximum size of each tile used to create the layer's content. Defaults to (256, 256). Note that there is a maximum tile size, and requests for tiles larger than that limit will cause a suitable value to be substituted.
     */
    tileSize(): CGSize;
    setTileSize$(value: CGSize): void;
}
