import type { FederatedPointerEvent } from "pixi.js";
import { Graphics, Group, Label, LabelStyle } from "../core";
export declare class Input extends Group {
    /**
     * 背景样式
     */
    graphics: Graphics;
    /**
     * 使用html标签进行输入处理
     */
    element: HTMLTextAreaElement | HTMLInputElement;
    /**
     * 输入框失去焦点时显示的内容
     */
    valueLabel: Label;
    /**
     * HTML 输入元素对齐的 canvas。默认取文档中的第一个 canvas。
     */
    canvas?: Element;
    private _mask;
    private _value;
    private _destroyed;
    private _isFocused;
    private _textColor;
    private _focusedBorderColor;
    private _blurredBorderColor;
    private readonly _globalTransform;
    protected _isUpdateTransform: boolean;
    set width(val: number);
    get width(): number;
    set height(val: number);
    get height(): number;
    /**
     * 更新mask，条件：1、padding改变 2、宽高改变
     */
    protected updateMask(): void;
    protected _isUpdateElementSize: boolean;
    protected updateElementSize(): void;
    protected updateElementLineHeight(): void;
    protected updateHitArea(): void;
    /**
     * 更新2d变换，位置，缩放，斜切，旋转
     */
    updateTransform(): void;
    private getCanvasOffset;
    private getCanvasView;
    protected _isResize: boolean;
    /**
     * 更新大小
     */
    resize(): void;
    protected createElement(): void;
    render(): void;
    update(): void;
    private handleViewportChange;
    private handleTransformChange;
    private _stokeStyle;
    private _backgroundColor;
    set backgroundColor(val: number);
    set borderColor(val: number);
    set borderSize(val: number);
    protected _labelStyle: LabelStyle;
    set fontFamily(val: string | string[]);
    get fontFamily(): string | string[];
    set fontSize(val: number);
    get fontSize(): number;
    private _isDrawStyle;
    /**
     * 绘制背景样式
     */
    drawStyle(): void;
    protected _padding: number[];
    protected get contentWidth(): number;
    protected get contentHeight(): number;
    set paddingLeft(val: number);
    get paddingLeft(): number;
    set paddingRight(val: number);
    get paddingRight(): number;
    /**
     * @deprecated 使用 `paddingRight`。该拼写错误保留用于兼容旧代码。
     */
    get paddinRight(): number;
    set paddingTop(val: number);
    get paddingTop(): number;
    set paddingBottom(val: number);
    get paddingBottom(): number;
    get value(): string;
    set value(val: string);
    private onFocus;
    focus(event?: FederatedPointerEvent): void;
    private onInput;
    private onBlur;
    blur(): void;
    onDestroy(): void;
}