import { ObjectBase } from "../../ObjectBase";
import type { Font } from "../../Font";
import type { Color } from "../../Types";
/**
 * Defines the default appearance of an annotation.
 */
export type DefaultAppearanceProperties = {
    /**
     * The {@link Font} object.
     *
     * @see {@link DefaultAppearance#font}
     */
    font?: Font;
    /**
     * The font size in points.
     *
     * @see {@link DefaultAppearance#fontSize}
     */
    fontSize?: number;
    /**
     * The foreground color.
     *
     * @see {@link DefaultAppearance#foreColor}
     */
    foreColor?: Color;
};
/**
 * Represents the default appearance of an annotation.
 **/
export declare class DefaultAppearance extends ObjectBase {
    /**
     * Gets or sets the text representing the appearance as it will be stored in a PDF stream
     * (e.g. "/DF0 10 Tf 0 0 0 rg").
     *
     * Please see the PDF specification for details.
     */
    get text(): string | null;
    /**
     * Gets or sets the text representing the appearance as it will be stored in a PDF stream
     * (e.g. "/DF0 10 Tf 0 0 0 rg").
     *
     * Please see the PDF specification for details.
     */
    set text(value: string | null);
    /**
     * Gets or sets the {@link Font} object.
     *
     * In a newly created document the value of this property is null.
     * If the value has not been set when the document is saved
     * (and for fields, the owner field has been added to {@link PdfDocument}),
     * a default value is automatically assigned depending on the type
     * of the current object's owner:
     *
     * 1. {@link TextField}, {@link ComboBoxField}, {@link CombTextField}, {@link ListBoxField}, {@link PushButtonField}
     *    The default font is Helvetica, 9pt, Black.
     * 2. {@link CheckBoxField}, {@link RadioButtonField}
     *    The default font is ZapfDingbats, 0 (meaning auto-size), Black.
     *    (Note that for these field types ZapfDingbats will always be used regardless of the current setting.)
     * 3. {@link RedactAnnotation}, {@link FreeTextAnnotation}
     *    The default font is Helvetica, 9pt, Black.
     *
     * When setting this property, you may use {@link FontCollection#searchFont}
     * or other {@link FontCollection} methods to find a suitable font.
     */
    get font(): Font | null;
    /**
     * Gets or sets the {@link Font} object.
     *
     * In a newly created document the value of this property is null.
     * If the value has not been set when the document is saved
     * (and for fields, the owner field has been added to {@link PdfDocument}),
     * a default value is automatically assigned depending on the type
     * of the current object's owner:
     *
     * 1. {@link TextField}, {@link ComboBoxField}, {@link CombTextField}, {@link ListBoxField}, {@link PushButtonField}
     *    The default font is Helvetica, 9pt, Black.
     * 2. {@link CheckBoxField}, {@link RadioButtonField}
     *    The default font is ZapfDingbats, 0 (meaning auto-size), Black.
     *    (Note that for these field types ZapfDingbats will always be used regardless of the current setting.)
     * 3. {@link RedactAnnotation}, {@link FreeTextAnnotation}
     *    The default font is Helvetica, 9pt, Black.
     *
     * When setting this property, you may use {@link FontCollection#searchFont}
     * or other {@link FontCollection} methods to find a suitable font.
     */
    set font(value: Font | null);
    /**
     * Gets or sets the font size in points.
     *
     * In a newly created document the value of this property is null.
     * If the value has not been set when the document is saved
     * (and for fields, the owner field has been added to {@link PdfDocument}),
     * a default value is automatically assigned depending on the type
     * of the current object's owner:
     *
     * 1. {@link TextField}, {@link ComboBoxField}, {@link CombTextField}, {@link ListBoxField}, {@link PushButtonField}
     *    The default font is Helvetica, 9pt, Black.
     * 2. {@link CheckBoxField}, {@link RadioButtonField}
     *    The default font is ZapfDingbats, 0 (meaning auto-size), Black.
     *    (Note that for these field types ZapfDingbats will always be used regardless of the current setting.)
     * 3. {@link RedactAnnotation}, {@link FreeTextAnnotation}
     *    The default font is Helvetica, 9pt, Black.
     */
    get fontSize(): number | null;
    /**
     * Gets or sets the font size in points.
     *
     * In a newly created document the value of this property is null.
     * If the value has not been set when the document is saved
     * (and for fields, the owner field has been added to {@link PdfDocument}),
     * a default value is automatically assigned depending on the type
     * of the current object's owner:
     *
     * 1. {@link TextField}, {@link ComboBoxField}, {@link CombTextField}, {@link ListBoxField}, {@link PushButtonField}
     *    The default font is Helvetica, 9pt, Black.
     * 2. {@link CheckBoxField}, {@link RadioButtonField}
     *    The default font is ZapfDingbats, 0 (meaning auto-size), Black.
     *    (Note that for these field types ZapfDingbats will always be used regardless of the current setting.)
     * 3. {@link RedactAnnotation}, {@link FreeTextAnnotation}
     *    The default font is Helvetica, 9pt, Black.
     */
    set fontSize(value: number | null);
    /**
     * Gets or sets the foreground color.
     *
     * In a newly created document the value of this property is null.
     * If the value has not been set when the document is saved
     * (and for fields, the owner field has been added to {@link PdfDocument}),
     * a default value is automatically assigned depending on the type
     * of the current object's owner:
     *
     * 1. {@link TextField}, {@link ComboBoxField}, {@link CombTextField}, {@link ListBoxField}, {@link PushButtonField}
     *    The default font is Helvetica, 9pt, Black.
     * 2. {@link CheckBoxField}, {@link RadioButtonField}
     *    The default font is ZapfDingbats, 0 (meaning auto-size), Black.
     *    (Note that for these field types ZapfDingbats will always be used regardless of the current setting.)
     * 3. {@link RedactAnnotation}, {@link FreeTextAnnotation}
     *    The default font is Helvetica, 9pt, Black.
     */
    get foreColor(): Color | null;
    /**
     * Gets or sets the foreground color.
     *
     * In a newly created document the value of this property is null.
     * If the value has not been set when the document is saved
     * (and for fields, the owner field has been added to {@link PdfDocument}),
     * a default value is automatically assigned depending on the type
     * of the current object's owner:
     *
     * 1. {@link TextField}, {@link ComboBoxField}, {@link CombTextField}, {@link ListBoxField}, {@link PushButtonField}
     *    The default font is Helvetica, 9pt, Black.
     * 2. {@link CheckBoxField}, {@link RadioButtonField}
     *    The default font is ZapfDingbats, 0 (meaning auto-size), Black.
     *    (Note that for these field types ZapfDingbats will always be used regardless of the current setting.)
     * 3. {@link RedactAnnotation}, {@link FreeTextAnnotation}
     *    The default font is Helvetica, 9pt, Black.
     */
    set foreColor(value: Color | null);
}