import * as d3 from 'd3';
/**
 * Energy source data structure matching Kendo UI format
 */
export interface EnergySource {
    /** Display name of the energy source */
    name: string;
    /** Hex color code for visualization */
    color: string;
    /** Array of values corresponding to each year */
    data: number[];
    /** Opacity value (0-1) */
    opacity: number;
}
/**
 * Chart data format as received from JSON files
 * Matches the current Kendo UI data structure
 */
export interface ChartDataFormat {
    /** First object contains array of years */
    year: number[];
    /** Additional objects are energy sources */
    [index: number]: EnergySource | number[];
}
/**
 * Raw data format as it comes from JSON files
 */
export type RawChartData = Array<{
    year?: number[];
} & EnergySource>;
/**
 * Processed data point for D3 consumption
 */
export interface ProcessedDataPoint {
    /** Year value */
    year: number;
    /** Dynamic properties for each energy source */
    [energySource: string]: number;
}
/**
 * Stacked data point with D3 stack layout data
 */
export interface StackedDataPoint extends d3.SeriesPoint<ProcessedDataPoint> {
    /** Original data point */
    data: ProcessedDataPoint;
    /** Energy source key */
    key?: string;
}
/**
 * Chart display modes
 */
export type ChartMode = 'fuel' | 'sector';
/**
 * Data representation types
 */
export type DataRepresentation = 'fractional' | 'perCapita' | 'total';
/**
 * Energy source names as constants
 */
export type EnergySourceName = 'Solar' | 'Nuclear' | 'Water' | 'Wind' | 'Geothermal' | 'Natural Gas' | 'Coal' | 'Biomass' | 'Petroleum';
/**
 * Chart bounds for rendering calculations
 */
export interface ChartBounds {
    width: number;
    height: number;
    innerWidth: number;
    innerHeight: number;
}
/**
 * Multi-dataset format containing all 6 data variants
 * This is the new primary data format for the library
 */
export interface MultiDatasetFormat {
    'fuel-fractional': RawChartData;
    'fuel-perCapita': RawChartData;
    'fuel-total': RawChartData;
    'sectoral-fractional': RawChartData;
    'sectoral-perCapita': RawChartData;
    'sectoral-total': RawChartData;
}
/**
 * Type for dataset keys in MultiDatasetFormat
 */
export type DatasetKey = keyof MultiDatasetFormat;
//# sourceMappingURL=DataTypes.d.ts.map