/// <reference types="google.visualization" />
export interface ChartReadyEvent<T extends google.visualization.ChartBase = google.visualization.ChartBase> {
    /**
     * The newly instantiated chart.
     */
    chart: T;
}
export interface ChartSelectionChangedEvent {
    /**
     * An array of objects describing the selected data elements.
     *
     * These objects have the properties `row` and `column`.
     * `row` and `column` are the row and column indexes of the selected item in the charts' data.
     *
     * If both `row` and `column` are specified, the selected element is a cell.
     * If only `row` is specified, the selected element is a row.
     * If only `column` is specified, the selected element is a column.
     */
    selection: google.visualization.ChartSelection[];
}
export interface ChartMouseOverEvent {
    /**
     * The index of the column of the hovered item in the chart data.
     */
    column: number;
    /**
     * The index of the row of the hovered item in the chart data.
     */
    row: number;
}
export interface ChartMouseLeaveEvent {
    column: number;
    row: number;
}
export interface ChartErrorEvent {
    /**
     * The ID of the DOM element containing the chart, or
     * an error message displayed instead of the chart if it cannot be rendered.
     */
    id: string;
    /**
     * A short message string describing the error.
     */
    message: string;
    /**
     * A detailed explanation of the error.
     */
    detailedMessage?: string;
    /**
     * An object containing custom parameters appropriate to this error and chart type.
     */
    options?: object;
}