export interface ScatterPoint {
    x: number;
    y: number;
    r?: number;
}
export interface CandleData {
    open: number;
    high: number;
    low: number;
    close: number;
}
export type SeriesValue = number | ScatterPoint | CandleData | number[];
export interface Series<T extends SeriesValue = SeriesValue> {
    name?: string;
    data: T[];
}
export interface ChartData {
    labels?: string[];
    series: Series[];
}
export type ChartType = 'pie' | 'donut' | 'bar' | 'row' | 'column' | 'line' | 'scatter' | 'stackedColumn' | 'stackedBar' | 'funnel' | 'heatmap' | 'candlestick';
export type EasingName = 'linear' | 'easeInQuad' | 'easeOutQuad' | 'easeInOutQuad' | 'easeInCubic' | 'easeOutCubic' | 'easeInOutCubic' | 'easeInElastic' | 'easeOutElastic' | 'easeInBounce' | 'easeOutBounce';
export interface AnimationConfig {
    enabled?: boolean;
    duration?: number;
    easing?: EasingName;
}
export interface PaddingConfig {
    top?: number;
    right?: number;
    bottom?: number;
    left?: number;
}
export interface VirtualConfig {
    enabled?: boolean;
    threshold?: number;
}
export interface ChartConfig {
    type: ChartType;
    width?: number | 'auto';
    height?: number;
    responsive?: boolean;
    theme?: string;
    animation?: AnimationConfig;
    data: ChartData;
    plugins?: Record<string, unknown>;
    middleware?: MiddlewareFn[];
    virtual?: VirtualConfig;
    padding?: PaddingConfig;
}
export interface TooltipTheme {
    background: string;
    text: string;
    border: string;
    shadow: string;
}
export interface LegendTheme {
    text: string;
    hover: string;
}
export interface AxisTheme {
    line: string;
    text: string;
    grid: string;
}
export interface Theme {
    background: string;
    foreground: string;
    grid: string;
    text: string;
    textSecondary: string;
    colors: string[];
    tooltip: TooltipTheme;
    legend: LegendTheme;
    axis: AxisTheme;
}
export type EventHandler<T = unknown> = (data: T) => void;
export type Unsubscribe = () => void;
export interface RenderContext {
    data: ChartData;
    theme: Theme;
    svg: SVGSVGElement;
    mainGroup: SVGGElement;
}
export type MiddlewareFn = (ctx: RenderContext, next: () => Promise<void>) => Promise<void>;
export interface IPlugin {
    init?(): void;
    destroy?(): void;
}
export type PluginConstructor = new (chart: unknown, config?: unknown) => IPlugin;
export interface IAdapter {
    on(event: string, handler: EventHandler): void;
    connect(): void | Promise<void>;
    disconnect(): void;
}
export type AdapterConstructor = new (config: unknown) => IAdapter;
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