import { ColorPaletteThemeOptions } from './enums/color-palette-theme.enum';
import * as i0 from "@angular/core";
export declare class ColorPaletteService {
    private _themeState$;
    themeState$: import("rxjs").Observable<ColorPaletteThemeOptions>;
    setTheme(theme: ColorPaletteThemeOptions): void;
    /**
     * update css color palette variables.
     *
     * this method gets the color palette as a key value object
     * the key is the name of the color and the value is the color
     *
     * @param colorPalette
     */
    private updateColorPalette;
    private updateToDarkTheme;
    private updateToLightTheme;
    static ɵfac: i0.ɵɵFactoryDeclaration<ColorPaletteService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ColorPaletteService>;
}
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