import { GrafanaTheme2 } from '../themes/types';
import { DataFrame, Field } from '../types/dataFrame';
import { TimeRange } from '../types/time';
export declare function isTimeSeriesFrame(frame: DataFrame): boolean;
export declare function isTimeSeriesFrames(data: DataFrame[]): boolean;
/**
 * Determines if a field is a time field in ascending
 * order within the sampling range specified by
 * MAX_TIME_COMPARISONS
 *
 * @param field
 * @returns boolean
 */
export declare function isTimeSeriesField(field: Field): boolean;
/**
 * Indicates if there is any time field in the array of data frames
 * @param data
 */
export declare function anySeriesWithTimeField(data: DataFrame[]): boolean;
/**
 * Indicates if there is any time field in the data frame
 * @param data
 */
export declare function hasTimeField(data: DataFrame): boolean;
/**
 * Get row id based on the meta.uniqueRowIdFields attribute.
 * @param dataFrame
 * @param rowIndex
 */
export declare function getRowUniqueId(dataFrame: DataFrame, rowIndex: number): string | undefined;
/**
 * Simple helper to add values to a data frame. Doesn't do any validation so make sure you are adding the right types
 * of values.
 * @param dataFrame
 * @param row Either an array of values or an object with keys that match the field names.
 */
export declare function addRow(dataFrame: DataFrame, row: Record<string, unknown> | unknown[]): void;
/**
 * Aligns time range comparison data by adjusting timestamps and applying compare-specific styling
 * @param series - The DataFrame containing the comparison data
 * @param diff - The time difference in milliseconds to align the timestamps
 * @param theme - The Grafana theme for color calculations
 */
export declare function alignTimeRangeCompareData(series: DataFrame, diff: number, theme: GrafanaTheme2): void;
/**
 * Checks if a time comparison frame needs alignment based on whether its first time is before the current time range.
 * Returns true if the first time in compare is before timeRange.from, indicating it needs shifting.
 * @param compareFrame - The frame with time comparison data
 * @param allFrames - Array of all frames to find the matching original frame
 * @param timeRange - The current panel time range
 * @returns true if alignment is needed
 */
export declare function shouldAlignTimeCompare(compareFrame: DataFrame, allFrames: DataFrame[], timeRange: TimeRange): boolean;