export declare class PieChartService { makeOptions(chart: any, data: any): { type: string; theme: string; titles: { text: any; empty: any; color: any; }[]; fontFamily: any; fontSize: any; color: any; colorField: string; colors: any; alpha: any; dataProvider: any; valueField: any; titleField: any; pulledField: string; descriptionField: any; balloonText: any; balloon: { fixedPosition: boolean; enabled: any; }; minRadius: any; labelsEnabled: any; labelText: any; legend: { enabled: any; combineLegend: any; position: any; align: any; valueText: any; valueAlign: any; markerType: any; switchable: boolean; marginTop: any; marginBottom: any; marginLeft: any; marginRight: any; data: any; }; }; addSliceClick(data: any): { event: string; method: (event: any) => void; }[]; generateChartData(data: any, selected?: any): any[]; handleDataProvided(AmCharts: any): void; }