export interface DataGridAppRowHeightMetricsOptions {
    totalRows: () => number;
    resolveBaseRowHeight: () => number;
    resolveRowHeightOverride: (rowIndex: number) => number | null;
    resolveRowHeightVersion?: () => number;
    hasRowHeightOverrides?: () => boolean;
    resolveRowHeightOverridesSnapshot?: () => ReadonlyMap<number, number> | null;
    resolveLastRowHeightMutation?: () => DataGridAppRowHeightMutation | null;
}
export interface DataGridAppRowHeightMetrics {
    resolveRowHeight: (rowIndex: number) => number;
    resolveRowOffset: (rowIndex: number) => number;
    resolveRowIndexAtOffset: (offset: number) => number;
    resolveViewportRange: (scrollTop: number, clientHeight: number, overscan: number) => {
        start: number;
        end: number;
    };
    resolveTotalHeight: () => number;
}
export interface DataGridAppRowHeightMutation {
    version: number;
    kind: "set" | "clear" | "clear-all";
    rowIndex: number | null;
    previousHeight: number | null;
    nextHeight: number | null;
}
export declare function createDataGridAppRowHeightMetrics(options: DataGridAppRowHeightMetricsOptions): DataGridAppRowHeightMetrics;
//# sourceMappingURL=dataGridRowHeightMetrics.d.ts.map