import type { ChartData, ChartType } from '../types/slides';
/** Stock grid / axis-line color when the chart has no explicit `lineColor`. */
export declare const DEFAULT_CHART_LINE_COLOR = "#e8ecf4";
/**
 * Chart type labels for the active locale.
 * Resolve at call/render time — do not cache at module load (locale may change).
 */
export declare function getChartTypeMap(): Record<ChartType, string>;
/** Default chart datasets with labels in the active locale. */
export declare function getChartDefaultData(): Record<ChartType, ChartData>;
export declare const CHART_PRESET_THEMES: string[][];