import { InjectOptions, OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core';
import { Size } from 'ol/size';
import { Fill, Stroke } from 'ol/style';
import { DeclutterMode } from 'ol/style/Style';
import TextStyle, { Options, TextJustify, TextPlacement } from 'ol/style/Text';
import { NolPrefixedOptions } from 'ngx-ol-library/core';
import * as i0 from "@angular/core";
/**
 * The component that set text style for vector features.
 * @name nol-text-style
 * @order 1
 */
export declare class NolTextStyleComponent implements NolPrefixedOptions<Options>, OnInit, OnChanges, OnDestroy {
    nolFont?: string;
    nolMaxAngle?: number;
    nolOffsetX?: number;
    nolOffsetY?: number;
    nolOverflow?: boolean;
    nolPlacement?: TextPlacement;
    nolRepeat?: number;
    nolScale?: number | Size;
    nolRotateWithView?: boolean;
    nolRotation?: number;
    nolText?: string | string[];
    nolTextAlign?: CanvasTextAlign;
    nolJustify?: TextJustify;
    nolTextBaseline?: CanvasTextBaseline;
    nolFill?: Fill | null;
    nolStroke?: Stroke;
    nolBackgroundFill?: Fill;
    nolBackgroundStroke?: Stroke;
    nolPadding?: number[];
    nolDeclutterMode?: DeclutterMode;
    private readonly host;
    private instance;
    getInstance(): TextStyle;
    update(): void;
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<NolTextStyleComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NolTextStyleComponent, "nol-text-style", ["nolTextStyle"], { "nolFont": { "alias": "nolFont"; "required": false; }; "nolMaxAngle": { "alias": "nolMaxAngle"; "required": false; }; "nolOffsetX": { "alias": "nolOffsetX"; "required": false; }; "nolOffsetY": { "alias": "nolOffsetY"; "required": false; }; "nolOverflow": { "alias": "nolOverflow"; "required": false; }; "nolPlacement": { "alias": "nolPlacement"; "required": false; }; "nolRepeat": { "alias": "nolRepeat"; "required": false; }; "nolScale": { "alias": "nolScale"; "required": false; }; "nolRotateWithView": { "alias": "nolRotateWithView"; "required": false; }; "nolRotation": { "alias": "nolRotation"; "required": false; }; "nolText": { "alias": "nolText"; "required": false; }; "nolTextAlign": { "alias": "nolTextAlign"; "required": false; }; "nolJustify": { "alias": "nolJustify"; "required": false; }; "nolTextBaseline": { "alias": "nolTextBaseline"; "required": false; }; "nolFill": { "alias": "nolFill"; "required": false; }; "nolStroke": { "alias": "nolStroke"; "required": false; }; "nolBackgroundFill": { "alias": "nolBackgroundFill"; "required": false; }; "nolBackgroundStroke": { "alias": "nolBackgroundStroke"; "required": false; }; "nolPadding": { "alias": "nolPadding"; "required": false; }; "nolDeclutterMode": { "alias": "nolDeclutterMode"; "required": false; }; }, {}, never, ["*"], true, never>;
}
export declare function useTextStyle(): NolTextStyleComponent;
export declare function useTextStyle(options: InjectOptions & {
    optional?: false;
}): NolTextStyleComponent;
export declare function useTextStyle(options: InjectOptions): NolTextStyleComponent | null;