import { Base, EventBase, ILoadFromJSONOptions, ISaveToJSONOptions } from "survey-core";
import { ICreatorTheme } from "./creator-themes";
export declare class CreatorThemeModel extends Base implements ICreatorTheme {
    static defaultThemeName: string;
    static defaultColorPalette: string;
    static varBaseUnitFontSize: string;
    static varBaseUnitLineHeight: string;
    static varBaseUnitSize: string;
    static varBaseUnitSpacing: string;
    static varBaseUnitRadius: string;
    static varBaseUnitBorderWidth: string;
    static varColorProjectBrand: string;
    static varColorUtilitySurface: string;
    private baseThemeVariables;
    initialCssVariables: {
        [index: string]: string;
    };
    themeCssVariablesChanges?: {
        [index: string]: string;
    };
    unitDictionary: {
        [index: string]: number;
    };
    themeName: string;
    colorPalette: "light" | "dark" | string;
    scale: number;
    fontScale: number;
    get isLight(): boolean;
    set isLight(val: boolean);
    onThemeSelected: EventBase<CreatorThemeModel, {
        theme: ICreatorTheme;
    }>;
    onThemePropertyChanged: EventBase<CreatorThemeModel, {
        name: string;
        value: any;
    }>;
    getRootElement: () => HTMLElement;
    hasVariations(palette: boolean): boolean;
    private getThemeFromCreatorThemes;
    private isSpecialBackgroundFromCurrentTheme;
    private findAppropriateSpecialBackground;
    private updateBackgroundColor;
    constructor();
    private initializeBaseThemeVariables;
    getType(): string;
    get cssVariables(): {
        [index: string]: string;
    };
    private cssVariableChangedHandler;
    private setThemeCssVariablesChanges;
    private resetColorThemeCssVariablesChanges;
    private onThemePropertyValueChangedCallback;
    private scalePropertiesChanged;
    private scalingProperties;
    private scaleValue;
    private scaleCssVariables;
    private getScaleFactor;
    private updateScaleProperties;
    private blockThemeChangedNotifications;
    loadTheme(theme?: ICreatorTheme): void;
    setTheme(theme: ICreatorTheme): void;
    fromJSON(json: ICreatorTheme, options?: ILoadFromJSONOptions): void;
    toJSON(options?: ISaveToJSONOptions): ICreatorTheme;
}