export declare class TemperatureConverterService {
    static readonly TEMPERATURES: {
        CELSIUS: string;
        FAHRENHEIT: string;
        KELVIN: string;
    };
    static readonly DEFAULT_TEMPERATURE: string;
    private temperature;
    /**
     * Set the temperature for conversions
     * @param value New temperature
     */
    setTemperature(value: string): void;
    /**
     * Convert from one temperature unit to another
     * @param value Temperature value to convert
     * @param unit Temperature unit of the value
     */
    convert(value: number, unit?: string): number;
    /**
     * Get unit symbol of the current temperature unit
     */
    getUnit(): string;
}