import type { DeepPartial, InternalAgGlowOptions, NormalisedColorType } from 'ag-charts-core';
import type { HighlightState as PublicHighlightState, SelectionState as PublicSelectionState } from 'ag-charts-types';
import { HighlightState, SelectionState } from './seriesTypes';
export declare const highlightStates: HighlightState[];
export type HighlightStyleOptionKey = 'highlightedItem' | 'unhighlightedItem' | 'highlightedSeries' | 'unhighlightedSeries';
export type SelectionStyleOptionKey = 'selectedItem' | 'unselectedItem' | 'unselectedSeries';
export declare function getHighlightStyleOptionKeys(highlightState: HighlightState): HighlightStyleOptionKey[];
export declare function getSelectionStyleOptionKeys(selectionState: SelectionState): SelectionStyleOptionKey[];
type StyleMixins = {
    fill: NormalisedColorType;
    fillOpacity: number;
    stroke: string;
    strokeWidth: number;
    strokeOpacity: number;
    lineDash: number[];
    lineDashOffset: number;
    opacity: number;
};
export declare function toHighlightString(state: HighlightState): PublicHighlightState;
export declare function toSelectionString(state: SelectionState | undefined): PublicSelectionState | undefined;
export declare function isUnselected(state: SelectionState | undefined): boolean;
export declare function isRelevantSelectionState(state: SelectionState | undefined): state is Exclude<SelectionState, SelectionState.None>;
export declare function stagedSelectionState(selectionState: SelectionState | undefined, candidateState: SelectionState | undefined): SelectionState | undefined;
type HighlightOptions<TOpts extends object> = Partial<TOpts & StyleMixins>;
export type SeriesItemHighlightStyle = HighlightOptions<object>;
/**
 * Merges the highlight-state buckets that apply to `highlightState`, earlier keys taking precedence. The `glow` is left
 * out, as the highlight layer casts it and no item style or styler takes it; {@link getHighlightGlow} reads it.
 */
export declare function getHighlightStyle<TStyle extends object>(highlight: {
    [K in HighlightStyleOptionKey]?: TStyle;
} | undefined, highlightState: HighlightState): TStyle;
/** Merges the `glow` of the highlight-state buckets that apply to `highlightState`. */
export declare function getHighlightGlow(highlight: {
    [K in HighlightStyleOptionKey]?: {
        glow?: DeepPartial<InternalAgGlowOptions>;
    };
} | undefined, highlightState: HighlightState): DeepPartial<InternalAgGlowOptions> | undefined;
/** Merges the selection-state buckets that apply to `selectionState`, earlier keys taking precedence. */
export declare function getSelectionStyle<TStyle extends object>(selection: {
    [K in SelectionStyleOptionKey]?: TStyle;
} | undefined, selectionState: SelectionState): TStyle;
/**
 * Whether a highlight/selection bucket carries any overrides of how an item is drawn in place; an absent bucket
 * carries none. A `glow` that is off is no such override.
 */
export declare function hasStateStyle(bucket: object | undefined): boolean;
export {};