import type { GeoItemTooltipContext, GeoItemTooltipParams } from './geo-item-tooltip.types';
/**
 * Build geo map item tooltip params from an ECharts `showTip` payload.
 * Ignores axis-style payloads (`dataByCoordSys`).
 */
export declare function geoItemParamsFromShowTip(chart: any, evt: any, ctx: GeoItemTooltipContext, themeSeries: Array<{
    color: string;
}>, 
/** Prefer over region centroid: matches the pointer that drove hover / emphasis. */
lastZrPointer?: {
    x: number;
    y: number;
} | null): GeoItemTooltipParams | null;
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