import { JSONConfiguration, JSONConfigurationProps } from "./json-configuration.js";
/**
 * Properties accepted by `JSONConverter`.
 */
export type JSONConverterProps = {
    /** Configuration catalogs and hooks used during conversion. */
    configuration: JSONConfiguration | JSONConfigurationProps;
    /** Optional callback fired when JSON input changes. */
    onJSONChange: () => void;
};
/**
 * Converts JSON to "props" by "hydrating" classes, resolving enums and functions etc.
 *
 * Lightly processes `json` props, transform string values, and extract `views` and `layers`
 * @see https://github.com/visgl/deck.gl/blob/master/dev-docs/RFCs/v6.1/json-layers-rfc.md
 *
 * NOTES:
 * - This is intended to provide minimal necessary processing required to support
 *   existing deck.gl props via JSON. This is not an implementation of alternate JSON schemas.
 * - Optionally, error checking could be applied, but ideally should leverage
 *   non-JSON specific mechanisms like prop types.
 */
export declare class JSONConverter {
    /** Logger used by downstream helpers for warnings. */
    log: Console;
    /** Active configuration used by the converter. */
    configuration: JSONConfiguration;
    /** Callback invoked when the configured JSON input changes. */
    onJSONChange: () => void;
    /** Most recently converted JSON input. */
    json: unknown;
    /** Cached result for the most recently converted JSON input. */
    convertedJson: unknown;
    /**
     * Creates a converter for a configuration object or `JSONConfiguration` instance.
     * @param props Converter properties.
     */
    constructor(props: any);
    /** Releases resources held by the converter. Present for API symmetry. */
    finalize(): void;
    /**
     * Updates the active configuration and callbacks.
     * @param props Converter properties or an already-created configuration instance.
     */
    setProps(props: JSONConverterProps | JSONConfiguration): void;
    /**
     * Merges additional configuration into the current converter.
     * @param config Additional catalogs or hooks to merge.
     */
    mergeConfiguration(config: JSONConfiguration | JSONConfigurationProps): void;
    /**
     * Converts a JSON object or JSON string into runtime props.
     * @param json JSON payload to convert.
     * @returns The converted runtime value.
     */
    convert(json: unknown): unknown;
    /**
     * Backwards-compatible alias for `convert()`.
     * @param json JSON payload to convert.
     * @returns The converted runtime value.
     */
    convertJson(json: any): unknown;
}
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