import { LitElement } from 'lit';
export interface SparklineDataPoint {
    value: number;
    label?: string;
    color?: string;
}
/**
 * Sparkline component for inline mini charts showing trends
 *
 * @element ui-sparkline
 *
 * @prop {number[] | SparklineDataPoint[]} data - Chart data
 * @prop {'line' | 'bar' | 'area'} type - Chart type
 * @prop {number} width - Chart width
 * @prop {number} height - Chart height
 * @prop {string} color - Primary color
 * @prop {string} fillColor - Fill color for area charts
 * @prop {number} strokeWidth - Line stroke width
 * @prop {boolean} showDots - Show data points
 * @prop {boolean} showTooltip - Show tooltip on hover
 * @prop {boolean} showArea - Fill area under line
 * @prop {boolean} smooth - Smooth line curves
 * @prop {number} min - Minimum value (auto if not set)
 * @prop {number} max - Maximum value (auto if not set)
 * @prop {boolean} showTrend - Show trend indicator
 * @prop {boolean} animated - Enable animations
 *
 * @fires point-click - Fired when a data point is clicked
 * @fires point-hover - Fired when a data point is hovered
 *
 * @csspart container - The sparkline container
 * @csspart svg - The SVG element
 * @csspart trend - Trend indicator
 */
export declare class Sparkline extends LitElement {
    data: number[] | SparklineDataPoint[];
    type: 'line' | 'bar' | 'area';
    width: number;
    height: number;
    color: string;
    fillColor: string;
    strokeWidth: number;
    showDots: boolean;
    showTooltip: boolean;
    showArea: boolean;
    smooth: boolean;
    min?: number;
    max?: number;
    showTrend: boolean;
    animated: boolean;
    ariaLabel: string;
    private sparklineId;
    private descriptionId;
    static styles: import("lit").CSSResult;
    private normalizeData;
    private getDataPoint;
    private getMinMax;
    private getTrend;
    private renderLineChart;
    private renderBarChart;
    private renderAreaChart;
    private renderChart;
    private renderTrendIndicator;
    private handlePointClick;
    private handlePointHover;
    private handlePointLeave;
    render(): import("lit-html").TemplateResult<1>;
}
declare global {
    interface HTMLElementTagNameMap {
        'ui-sparkline': Sparkline;
    }
}
//# sourceMappingURL=sparkline.d.ts.map