import { ElementRef, Injector, OnDestroy, Renderer2 } from '@angular/core';
import 'rxjs/add/observable/combineLatest';
import { CompilerService } from './compiler/compiler.service';
import { ComponentStyle } from './meta/component';
import { StateSetter } from './meta/state';
import { StylerElement } from './styler-element';
import { StylerDirective } from './styler.directive';
import { StylerService } from './styler.service';
/**
 * @todo optimize & add cache
 * @todo logger (debugger)
 * @todo units register
 */
export declare class StylerComponent implements OnDestroy {
    private el;
    private renderer;
    private stylerService;
    private injector;
    private compiler;
    private stylerDirective;
    /**
     * Class prefix used for native css styling by user.
     * Is prefix is set, styler elements attach class based on prefix, elementName and state.
     */
    classPrefix: string;
    elements: StylerElement[];
    style: ComponentStyle[];
    /**
     * Component state, some sort of a global state.
     */
    private _state;
    private hostClasses;
    private hostSid;
    private stateSize;
    constructor(componentStyle: ComponentStyle | ComponentStyle[], el: ElementRef, renderer: Renderer2, stylerService: StylerService, injector: Injector, compiler: CompilerService, stylerDirective: StylerDirective);
    readonly host: StylerElement;
    state: StateSetter;
    ngOnDestroy(): void;
    applyState(setter: StateSetter): void;
    createElement(name: string): StylerElement;
    getStyle(name: string): any[];
    /**
     * Proxy to stylerService.
     * Part of API (do not delete).
     *
     * @param def
     * @returns {string}
     */
    keyframes(def: any): string;
    register(style: ComponentStyle | ComponentStyle[]): void;
    setElClasses(el: Element, prevClasses: Set<string>, currClasses: Set<string>): void;
    update(): void;
    private createHostElement();
    private isChanged(newState);
    private setHostSid(sid);
}