import { QueryList, AfterContentInit, EventEmitter, ElementRef, AfterViewInit } from '@angular/core';
import { DomSanitizer } from '@angular/platform-browser';
import { Column, Heading } from './column';
export declare class CuppaDataGrid implements AfterViewInit, AfterContentInit {
    private _elementRef;
    private sanitizer;
    datalist: Column[];
    config: any;
    rowClick: EventEmitter<any>;
    heading: Heading;
    columns: QueryList<Column>;
    private width;
    private height;
    private itemHeight;
    private items;
    private totalRows;
    private screenItemsLen;
    private cachedItemsLen;
    private lastRepaintY;
    private maxBuffer;
    private lastScrolled;
    private contianer;
    private rmNodeInterval;
    private totalHeight;
    private scroller;
    private dataArray;
    private chunkArray;
    private scrollTop;
    private chunkIndex;
    private headSection;
    private cachedItems;
    constructor(_elementRef: ElementRef, sanitizer: DomSanitizer);
    ngOnInit(): void;
    ngAfterViewInit(): void;
    ngAfterContentInit(): void;
    private generateHeadArray(row);
    private changeData();
    private getHeightVal(i);
    private onScroll(e);
    private updateView(scrollTop);
    private _renderChunk(fromPos, howMany);
    private createScroller(h);
    private sortColumn(column);
    private mergeSort(arr, column, sortType);
    private merge(left, right, column, sortType);
    private compare(item1, item2, column, sortType);
    private search(evt);
    private filter(evt);
    private onRowClick(row);
    private getColumnData(row, field);
}
export declare class CuppaDataGridModule {
}