import { ElementRef, EventEmitter, NgZone, OnDestroy, OnInit, QueryList, Renderer2 } from "@angular/core";
import { ISpreadsheetRow } from "./interfaces/row.interface";
import { ISpreadsheetRows } from "./interfaces/rows.interface";
import { ISpreadsheetData } from "./interfaces/data.interface";
import { ISpreadsheetColumns } from "./interfaces/columns.interface";
import { ISpreadsheetCellChangeEvent } from "./interfaces/cell-change-event.interface";
import { ISpreadsheetRowsDefinition } from "./interfaces/rows-definition.interface";
import { ISpreadsheetColumnsDefinition } from "./interfaces/columns-definition.interface";
import { SpreadsheetUtilityService } from "./services/utility.service";
import { SpreadsheetCellComponent } from "./components/cell/cell.component";
import * as i0 from "@angular/core";
export declare class SpreadsheetComponent implements OnInit, OnDestroy {
    private readonly ngZone;
    private readonly renderer;
    private readonly element;
    private readonly service;
    /**
     * Spreadsheet class
     */
    ngxSpreadsheet: boolean;
    isFocused: boolean;
    private readonly focusChangeSource;
    private readonly focusChange$;
    tabIndex: number;
    cells: QueryList<SpreadsheetCellComponent>;
    selectedInput: ElementRef;
    private _hasComponentFocus;
    private _hasSelectedInputFocus;
    private _hasSelectedInputValueChanged;
    private _rowsMode;
    private _columnsMode;
    private _generateRowFn;
    private _generateColumnFn;
    private _trackRowsByFn;
    private _trackColumnsByFn;
    data: ISpreadsheetData<any>;
    set columnsDefinition(value: ISpreadsheetColumnsDefinition);
    set rowsDefinition(value: ISpreadsheetRowsDefinition);
    /**
     * Cell change event
     * @description Event fired on cell change
     */
    cellChangeEvent: EventEmitter<ISpreadsheetCellChangeEvent>;
    /**
     * Rows
     * @description Rows getter
     */
    get rows(): ISpreadsheetRows;
    /**
     * Track rows by function
     * @description Function to track rows
     */
    get trackRowsByFn(): (index: number, item: ISpreadsheetRow) => void;
    /**
     * Columns
     * @description Columns getter
     */
    get columns(): ISpreadsheetColumns;
    /**
     * Track columns by function
     * @description Function to track columns
     */
    get trackColumnsByFn(): (index: number, item: ISpreadsheetRow) => void;
    /**
     * Selected rows indexes
     * @description Selected rows indexes getter
     */
    get selectedRowsIndexes(): number[];
    /**
     * Selected columns indexes
     * @description Selected columns indexes getter
     */
    get selectedColumnsIndexes(): number[];
    /**
     * Selected row index
     * @description Selected row index getter
     */
    get selectedRowIndex(): number;
    /**
     * Selected column index
     * @description Selected column index getter
     */
    get selectedColumnIndex(): number;
    /**
     * Selected cell
     * @description Selected cell getter
     */
    get selectedCell(): SpreadsheetCellComponent;
    onFocus(event: FocusEvent): void;
    onBlur(event: Event): void;
    onCopy(event: ClipboardEvent): void;
    onPaste(event: ClipboardEvent): void;
    onKeydown(event: KeyboardEvent): void;
    private _selectedRowIndex;
    private _selectedColumnIndex;
    private _selectedRowsIndexes;
    private _selectedColumnsIndexes;
    private _selectedCell;
    private _rows;
    private _columns;
    private documentClickListener;
    private documentShiftListener;
    private documentTabListener;
    private documentShiftTabListener;
    private documentClickSubscription;
    private documentShiftSubscription;
    private documentTabSubscription;
    private isShiftKeyActive;
    private isTabKeyActive;
    /**
     * Constructor
     * @param ngZone
     * @param renderer
     * @param element
     * @param service
     */
    constructor(ngZone: NgZone, renderer: Renderer2, element: ElementRef, service: SpreadsheetUtilityService);
    /**
     * On init hook
     */
    ngOnInit(): void;
    /**
     * On destroy hook
     */
    ngOnDestroy(): void;
    /**
     * On selected input focus
     * @param event
     */
    onSelectedInputFocus(event: Event): void;
    /**
     * On selected input blur
     * @param event
     */
    onSelectedInputBlur(event: Event): void;
    /**
     * On cell click
     * @param event
     * @param rowIndex
     * @param columnIndex
     */
    onCellClick(event: Event, rowIndex: number, columnIndex: number): void;
    /**
     * Generate row
     * @param index
     */
    private generateRow;
    /**
     * Generate column
     * @param index
     */
    private generateColumn;
    /**
     * Is reset required
     * @description Check if reset is required
     */
    private isResetRequired;
    /**
     * Reset select
     */
    private resetSelect;
    /**
     * Handle document click
     * @param event
     */
    private handleDocumentClick;
    /**
     * Handle document shift keydown
     * @param event
     */
    private handleDocumentShiftKeydown;
    /**
     * Handle document tab keydown
     * @param event
     */
    private handleDocumentTabKeydown;
    /**
     * Select cell
     * @param rowIndex
     * @param columnIndex
     */
    private selectCell;
    /**
     * Assign selected cell
     * @description This is a backup function to assign
     * selected cell in case the cell was not found before
     */
    private assignSelectedCell;
    /**
     * Process backspace key event
     * @param event
     */
    private processBackspaceKeyEvent;
    /**
     * Process tab key event
     * @param event
     */
    private processTabKeyEvent;
    /**
     * Process delete key event
     * @param event
     */
    private processDeleteKeyEvent;
    /**
     * Parse value for column
     * @param value
     * @param column
     */
    private parseValueForColumn;
    /**
     * Assign value to cell
     * @param value
     * @param rowIndex
     * @param columnIndex
     * @param origin
     */
    private assignValueToCell;
    /**
     * Assign value to selected cell
     * @param value
     * @param origin
     */
    private assignValueToSelectedCell;
    /**
     * Process enter event
     * @param event
     */
    private processEnterKeyEvent;
    /**
     * Process escape key event
     * @param event
     */
    private processEscapeKeyEvent;
    /**
     * Process arrow key event
     * @param event
     */
    private processArrowKeyEvent;
    /**
     * Process copy event
     * @param event
     */
    private processCopyEvent;
    /**
     * Process default key event
     * @param event
     */
    private processDefaultKeyEvent;
    /**
     * Process paste event
     * @param event
     */
    private processPasteEvent;
    /**
     * Register to focus change
     */
    private registerToFocusChange;
    static ɵfac: i0.ɵɵFactoryDeclaration<SpreadsheetComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<SpreadsheetComponent, "ngx-spreadsheet", never, { "tabIndex": "tabIndex"; "data": "data"; "columnsDefinition": "columns"; "rowsDefinition": "rows"; }, { "cellChangeEvent": "cellChange"; }, never, never, false>;
}