import { Question, ItemValue, Event } from "survey-core";
import { IAnswersData, VisualizerBase } from "./visualizerBase";
import { FilterInfo } from "./filterInfo";
export interface ISelectBaseVisualizerOptions {
    /**
     * Allows users to toggle between absolute values and percentages in bar charts. Adds a **Show Percentages** button to each bar chart.
     *
     * Default value: `false`
     * @since 3.0.0
     * @see showPercentages
     * @see showOnlyPercentages
     * @see percentagePrecision
     */
    allowShowPercentages?: boolean;
    /**
     * Displays percentages alongside absolute values in bar charts.
     *
     * Default value: `false`
     *
     * Users can modify this setting in the UI if [`allowShowPercentages`](#allowShowPercentages) is enabled.
     * @see showOnlyPercentages
     * @see percentagePrecision
     */
    showPercentages?: boolean;
    /**
     * Displays only percentages (without absolute values) in bar charts. Applies only if [`allowShowPercentages`](#allowShowPercentages) or [`showPercentages`](#showPercentages) is enabled.
     *
     * Default value: `false`
     * @see allowShowPercentages
     * @see showPercentages
     * @see percentagePrecision
     */
    showOnlyPercentages?: boolean;
    /**
     * Number of decimal places used when displaying percentages.
     *
     * Default value: `2`
     * @since 3.0.0
     * @see allowShowPercentages
     * @see showPercentages
     * @see showOnlyPercentages
     */
    percentagePrecision?: number;
    /**
     * Enables sorting answers by response count in [bar charts](https://surveyjs.io/dashboard/documentation/chart-types#bar-chart) and [statistics tables](https://surveyjs.io/dashboard/documentation/chart-types#statistics-table). Adds a **Sorting** dropdown to each supported dashboard item.
     *
     * Default value: `true`
     * @since 3.0.0
     * @see answersOrder
     */
    allowSortAnswers?: boolean;
    /**
     * @deprecated Use the [`allowSortAnswers`](https://surveyjs.io/dashboard/documentation/api-reference/ivisualizationpaneloptions#allowSortAnswers) property instead.
     * @hidden
     * @since 3.0.0
     */
    allowChangeAnswersOrder?: boolean;
    /**
     * Specifies the answer sorting order in [bar charts](https://surveyjs.io/dashboard/documentation/chart-types#bar-chart) and [statistics tables](https://surveyjs.io/dashboard/documentation/chart-types#statistics-table).
     *
     * Accepted values:
     *
     * - `"default"` (default) – Preserve original order.
     * - `"asc"` – Sort by ascending response count.
     * - `"desc"` – Sort by descending response count.
     *
     * Users can modify this setting in the UI if [`allowSortAnswers`](#allowSortAnswers) is enabled.
     */
    answersOrder?: "default" | "asc" | "desc";
    /**
     * Enables hiding answers with zero responses in [bar charts](https://surveyjs.io/dashboard/documentation/chart-types#bar-chart) and [statistics tables](https://surveyjs.io/dashboard/documentation/chart-types#statistics-table). Adds a **Hide Empty Answers** button to each supported visualizer.
     *
     * Default value: `false`
     * @since 3.0.0
     */
    allowHideEmptyAnswers?: boolean;
    /**
     * Hides answers with zero responses in [bar charts](https://surveyjs.io/dashboard/documentation/chart-types#bar-chart) and [statistics tables](https://surveyjs.io/dashboard/documentation/chart-types#statistics-table).
     *
     * Default value: `false`
     *
     * Users can modify this setting in the UI if [`allowHideEmptyAnswers`](#allowHideEmptyAnswers) is enabled.
     */
    hideEmptyAnswers?: boolean;
    /**
     * Enables selection of top 5, 10, or 20 answers by response count. Adds a **Top N Answers** dropdown to each chart.
     *
     * Default value: `false`
     * @since 3.0.0
     */
    allowTopNAnswers?: boolean;
    /**
     * Enables displaying the number of respondents who skipped a question. Adds a **Show Missing Answers** button to each chart.
     *
     * Default value: `false`
     * @since 3.0.0
     */
    allowShowMissingAnswers?: boolean;
    /**
     * Enables transposing data for matrix question visualizations.
     *
     * Adds a **Transpose** button to supported charts.
     *
     * - **Per Values** – Matrix rows become chart arguments, columns become series.
     * - **Per Columns** – Matrix rows become series, columns become arguments.
     *
     * Default value: `false`
     * @since 3.0.0
     */
    allowTransposeData?: boolean;
    /**
     * Default chart legend position.
     *
     * You can override this setting per dashboard item using the [`items`](#items) array.
     * @since 3.0.0
     */
    legendPosition?: "left" | "right" | "top" | "bottom";
}
export interface IVisualizerWithSelection {
    selection: ItemValue;
    onDataItemSelected: (selectedValue: any, selectedText: string) => void;
    setSelection(item: ItemValue): void;
}
export declare function hideEmptyAnswersInData(answersData: IAnswersData): IAnswersData;
export declare function dataListFormatter(model: SelectBase, text: string, value: string): string;
export declare class SelectBase extends VisualizerBase implements IVisualizerWithSelection {
    protected selectedItem: ItemValue;
    private choicesOrderSelector;
    private showPercentageBtn;
    private emptyAnswersBtn;
    private transposeDataBtn;
    private topNSelector;
    private _showPercentages;
    private _showOnlyPercentages;
    private _percentagePrecision;
    protected _answersOrder: string;
    private _hideEmptyAnswers;
    private _topN;
    static topNValuesDefaults: number[];
    topNValues: any[];
    _legendPosition: "left" | "right" | "top" | "bottom";
    protected _transposeData: boolean;
    private _showMissingAnswers;
    private missingAnswersBtn;
    protected filterInfo: FilterInfo;
    private initChartTypes;
    constructor(question: Question, data: Array<{
        [index: string]: any;
    }>, options?: ISelectBaseVisualizerOptions, type?: string);
    protected chartTypes: string[];
    protected _chartType: string;
    /**
     * Chart type - current chart type.
     */
    get chartType(): string;
    set chartType(newChartType: string);
    private updateEmptyAnswersBtn;
    private updateTransposeDataBtn;
    private updateOrderSelector;
    private updateShowPercentageBtn;
    private updateTopNSelector;
    private updateMissingAnswersBtn;
    protected onChartTypeChanged(): void;
    protected setChartType(chartType: string): void;
    protected getCorrectAnswerText(): string;
    protected isSupportSoftUpdateContent(): boolean;
    protected softUpdateContent(): void;
    getSelectedItemByValue(value: any): ItemValue;
    getSelectedItemByText(itemText: string): any;
    protected onDataChanged(): void;
    protected onSelectionChanged(item: ItemValue): void;
    setSelection(item: ItemValue, quiet?: boolean): void;
    get selection(): ItemValue;
    /**
     * Gets and sets whether chart should show percentages only.
     */
    get showOnlyPercentages(): boolean;
    set showOnlyPercentages(val: boolean);
    protected getShowPercentagesDefault(): boolean;
    get percentagePrecision(): number;
    /**
     * Gets and sets whether chart should show values and percentages.
     */
    get showPercentages(): boolean;
    set showPercentages(val: boolean);
    /**
     * Gets and sets chart elements order.
     */
    get answersOrder(): string;
    set answersOrder(value: string);
    /**
     * Set to true if need to hide empty chart elements (e.g. bars vith zero value).
     */
    get hideEmptyAnswers(): boolean;
    set hideEmptyAnswers(value: boolean);
    get transposeData(): boolean;
    set transposeData(value: boolean);
    /**
     * Set to some value if need to show top N chart elements.
     */
    get topN(): number;
    set topN(value: number);
    protected isSupportAnswersOrder(): boolean;
    protected isSupportMissingAnswers(): boolean;
    /**
     * Set to true if you want to see chart elements for missing answers (e.g. radiogroup items never been selected by surveyee).
     */
    get showMissingAnswers(): boolean;
    set showMissingAnswers(value: boolean);
    get legendPosition(): "left" | "right" | "top" | "bottom";
    set legendPosition(value: "left" | "right" | "top" | "bottom");
    onDataItemSelected: (selectedValue: any, selectedText: string) => void;
    get showValuesInOriginalOrder(): boolean;
    valuesSource(): Array<ItemValue>;
    getValues(): Array<any>;
    getLabels(): Array<string>;
    getPercentages(data: Array<Array<number>>): Array<Array<number>>;
    /**
     * Fires when answer data has been combined before they passed to draw graph.
     * options - the answers data object containing: datasets, labels, colors, additional texts (percentage).
     * options fields can be modified
     */
    onAnswersDataReady: Event<(sender: SelectBase, options: any) => any, SelectBase, any>;
    /**
     * Returns object with all infotmation for data visualization: datasets, labels, colors, additional texts (percentage).
     */
    getAnswersData(): Promise<IAnswersData>;
    protected transpose(data: Array<Array<number>>): Array<Array<number>>;
    private static _selectBaseDefaultState;
    getDefaultState(): any;
    getState(): any;
    protected setStateCore(state: any): void;
    resetState(): void;
    protected onThemeChanged(): void;
    getYAxisInfo(): {}[];
}