import { TgdContext } from "@tolokoban/tgd";
export declare class SomaPicker {
    private readonly onscreenContext;
    private readonly offscreenCanvas;
    private readonly context;
    private readonly painter;
    private pending;
    private isDeleted;
    constructor(onscreenContext: TgdContext, positions: Float32Array);
    setHidden(hidden: Readonly<Float32Array> | null): void;
    pick(xClip: number, yClip: number, radiusMultiplier: number, searchRadiusInPixels: number): Promise<number | null>;
    private readIndexNear;
    delete(): void;
}
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