import { CustomElementBase } from '@ne1410s/cust-elems';
import { ContextMenu } from '@ne1410s/menu';
import { PlainGrid, DenseGrid } from '../../models/grid';
import { Point } from '../../models/meta';
export declare class Griddler extends CustomElementBase {
    static observedAttributes: string[];
    private static readonly Css;
    private static readonly Html;
    private static readonly PIXEL_OFFSET;
    private readonly $root;
    private readonly $grid;
    private readonly $lite;
    private readonly $menu;
    private readonly _ctxGrid;
    private readonly _ctxLite;
    private readonly _settingsPopup;
    private readonly _historyPopup;
    private readonly _editLabelPopup;
    private readonly _pixelsPopup;
    private _size;
    private _grid;
    private _menuCoords;
    private _downCoords;
    private _history;
    private _historyIndex;
    private _fontSize;
    get totalColumns(): number;
    get totalRows(): number;
    get totalWidth(): number;
    set totalWidth(value: number);
    get totalHeight(): number;
    set totalHeight(value: number);
    get isBlank(): boolean;
    get isFull(): boolean;
    get anyLabels(): boolean;
    toString(): string;
    get textDataUrl(): string;
    get imageDataUrl(): string;
    constructor();
    /**
     * Draws a grid according to the grid data supplied.
     * @param grid The grid data.
     */
    load(grid: PlainGrid | DenseGrid | Point): void;
    /** Removes all cell data, leaving the labels intact. */
    clear(): void;
    /** Provides a hint for the next solving action. */
    hint(): void;
    /** Attempts to solve the grid. */
    solve(): void;
    /**
     * Redraws the entire grid in accordance with the current state.
     */
    refresh(): void;
    connectedCallback(): void;
    attributeChangedCallback(name: string, oldValue: string, newValue: string): void;
    private static Download;
    private static Round;
    private read;
    private addToHistory;
    private gotoHistory;
    private undoOne;
    private getState;
    private setState;
    private markCell;
    private setCell;
    private populate;
    private populateLabels;
    private populateStates;
    private setRowLabels;
    private setColumnLabels;
    private clearContext;
    private getCoords;
    private getShade;
    private highlight;
    private showHistoryModal;
    private showLabelModal;
    private receiveLabelUpdate;
    private handleMenuEvents;
    private updateMenuContext;
}
export { ContextMenu };