import type { Color } from "../util/Color";
import type { Percent } from "../util/Percent";
import type { DataItem, IComponentDataItem } from "./Component";
import type { Gradient } from "../render/gradients/Gradient";
import { Text } from "../render/Text";
import { Container, IContainerPrivate, IContainerSettings, IContainerEvents } from "./Container";
export interface ILabelSettings extends IContainerSettings {
    /**
     * The label's text. It can hold in-line formatting and, with
     * `populateText`, data placeholders.
     *
     * @see {@link https://www.amcharts.com/docs/v5/concepts/formatters/text-styling/} for text styling info
     *
     */
    text?: string;
    /**
     * Text color.
     */
    fill?: Color;
    /**
     * Text opacity, from `0` (transparent) to `1` (opaque).
     *
     * @default 1
     * @since 5.2.39
     */
    fillOpacity?: number;
    /**
     * Fill gradient.
     *
     * @see {@link https://www.amcharts.com/docs/v5/concepts/colors-gradients-and-patterns/gradients/} for more information
     * @since 5.10.1
     */
    fillGradient?: Gradient;
    /**
     * Horizontal alignment of the text's lines.
     */
    textAlign?: "start" | "end" | "left" | "right" | "center";
    /**
     * Font family, or a comma-separated list of them.
     *
     * `"inherit"` uses the font of the chart's container element (since
     * `5.17.3`).
     */
    fontFamily?: string;
    /**
     * Font size: a number in pixels, or any CSS size, such as `"1em"` or
     * `"12pt"`.
     */
    fontSize?: string | number;
    /**
     * Font weight.
     */
    fontWeight?: "normal" | "bold" | "bolder" | "lighter" | "100" | "200" | "300" | "400" | "500" | "600" | "700" | "800" | "900";
    /**
     * Font style.
     */
    fontStyle?: "normal" | "italic" | "oblique";
    /**
     * Font variant.
     */
    fontVariant?: "normal" | "small-caps";
    /**
     * Text decoration: `"underline"` or `"line-through"`.
     *
     * @since 5.0.15
     */
    textDecoration?: "underline" | "line-through";
    /**
     * Line height as a multiple of the font's line height: a number, such as
     * `1.5`, or a percent, such as `am5.percent(150)`. If not set, it is `1.2`.
     */
    lineHeight?: Percent | number;
    /**
     * Share of the line height that lies below the text's baseline.
     *
     * @default 0.19
     */
    baselineRatio?: number;
    /**
     * Opacity of the label, from `0` (transparent) to `1` (opaque).
     */
    opacity?: number;
    /**
     * Text direction.
     *
     * @default "ltr"
     */
    direction?: "ltr" | "rtl";
    /**
     * The baseline the text is aligned to vertically, as in the canvas
     * `textBaseline`.
     */
    textBaseline?: "top" | "hanging" | "middle" | "alphabetic" | "ideographic" | "bottom";
    /**
     * What to do with text that does not fit the label's `maxWidth` (or
     * `maxHeight`): `"hide"` it, `"fit"` it by scaling it down, `"wrap"` it
     * onto more lines, wrap it without breaking words (`"wrap-no-break"`), or
     * `"truncate"` it with an ellipsis.
     *
     * LIMITATIONS: on circular labels, the only values supported are `"hide"` and
     * `"truncate"`. The latter will ignore `breakWords` setting.
     *
     * @see {@link https://www.amcharts.com/docs/v5/concepts/common-elements/labels/#Oversized_text} for more info
     */
    oversizedBehavior?: "none" | "hide" | "fit" | "wrap" | "wrap-no-break" | "truncate";
    /**
     * Lets truncation cut words in the middle. Wrapping does not use it.
     *
     * @default false
     */
    breakWords?: boolean;
    /**
     * Characters added at the end of truncated text.
     *
     * The default Unicode ellipsis (`"…"`) is missing from some fonts. If it
     * looks broken, use other characters, e.g.:
     *
     * ```TypeScript
     * label.set("ellipsis", "...");
     * ```
     * ```JavaScript
     * label.set("ellipsis", "...");
     * ```
     *
     *
     * @default "…"
     */
    ellipsis?: string;
    /**
     * Smallest scale, from `0` to `1`, that `oversizedBehavior: "fit"` may
     * shrink the text to. Text that would need to shrink more is hidden.
     */
    minScale?: number;
    /**
     * Fills data placeholders in `text`, such as `{value}`, with values from
     * the label's data item.
     *
     * @see {@link https://www.amcharts.com/docs/v5/concepts/common-elements/labels/#Data_placeholders} for more info
     *
     * @default false
     */
    populateText?: boolean;
    /**
     * Shows `text` exactly as it is, without applying in-line formatting
     * blocks such as `[bold]`.
     *
     * @default false
     */
    ignoreFormatting?: boolean;
    /**
     * Color of the text's shadow. It shows only when `shadowBlur`,
     * `shadowOffsetX` or `shadowOffsetY` is set too.
     *
     * @see {@link https://www.amcharts.com/docs/v5/concepts/colors-gradients-and-patterns/shadows/} for more info
     */
    shadowColor?: Color | null;
    /**
     * Blurriness of the shadow: the bigger the number, the blurrier the shadow.
     *
     * @see {@link https://www.amcharts.com/docs/v5/concepts/colors-gradients-and-patterns/shadows/} for more info
     */
    shadowBlur?: number;
    /**
     * Horizontal shadow offset in pixels.
     *
     * @see {@link https://www.amcharts.com/docs/v5/concepts/colors-gradients-and-patterns/shadows/} for more info
     */
    shadowOffsetX?: number;
    /**
     * Vertical shadow offset in pixels.
     *
     * @see {@link https://www.amcharts.com/docs/v5/concepts/colors-gradients-and-patterns/shadows/} for more info
     */
    shadowOffsetY?: number;
    /**
     * Opacity of the shadow, from `0` to `1`. If not set, the shadow takes the
     * opacity of the text.
     *
     * @see {@link https://www.amcharts.com/docs/v5/concepts/colors-gradients-and-patterns/shadows/} for more info
     */
    shadowOpacity?: number;
    /**
     * Maximum number of characters in the label. A longer `text` is cut, using
     * the `breakWords` and `ellipsis` settings.
     *
     * @since 5.7.2
     */
    maxChars?: number;
}
export interface ILabelPrivate extends IContainerPrivate {
}
export interface ILabelEvents extends IContainerEvents {
}
/**
 * A text element with padding and an optional background. Its text can hold
 * in-line formatting and data placeholders.
 *
 * @see {@link https://www.amcharts.com/docs/v5/concepts/common-elements/labels/} for more info
 */
export declare class Label extends Container {
    _settings: ILabelSettings;
    _privateSettings: ILabelPrivate;
    _events: ILabelEvents;
    protected _text: Text;
    protected _textKeys: Array<string>;
    static className: string;
    static classNames: Array<string>;
    /**
     * @ignore Text is not to be used directly
     */
    get text(): Text;
    protected _afterNew(): void;
    _makeText(): void;
    /**
     * Returns the value to push downstream to the [[Text]] for a given key.
     *
     * For the font settings (`fontFamily`/`fontSize`/`fontWeight`) the label's
     * own value is used only when it was explicitly set on the label
     * (`isUserSetting`) or when there is no matching `Root` setting. Otherwise a
     * `Root`-level default takes precedence, so it overrides theme values but
     * never an explicit per-label value.
     */
    protected _getTextKeyValue(property: string): any;
    _updateChildren(): void;
    protected _maybeUpdateHTMLColor(): void;
    protected _setMaxDimentions(): void;
    _setDataItem(dataItem?: DataItem<IComponentDataItem>): void;
    /**
     * Returns the label's text, with data placeholders filled in when
     * `populateText` is `true`.
     *
     * @return Populated text
     */
    getText(): string;
    /**
     * Returns "aria-label" text with populated placeholders and formatting
     * if `populateText` is set to `true`.
     *
     * @return Populated text
     */
    getAccessibleText(): string;
}
//# sourceMappingURL=Label.d.ts.map