import * as _angular_core from '@angular/core';
import { ElementRef } from '@angular/core';
import { ControlValueAccessor } from '@angular/forms';

/**
 * Multi-line text input.
 *
 * Implements `ControlValueAccessor`. Optional `autosize` grows the
 * textarea with its content, capped at `maxRows` if provided.
 *
 * @example
 * ```html
 * <wr-textarea placeholder="Notes" [(ngModel)]="text" />
 * <wr-textarea autosize [maxRows]="6" [(ngModel)]="text" />
 * ```
 *
 * @see https://ngwr.dev/components/textarea
 */
type WrTextareaSize = 'sm' | 'md' | 'lg';
type WrTextareaResize = 'none' | 'vertical' | 'horizontal' | 'both';
declare class WrTextarea implements ControlValueAccessor {
    /** Native placeholder text. @default '' */
    readonly placeholder: _angular_core.InputSignal<string>;
    /** Control size — shares the `--wr-control-*` contract. @default 'md' */
    readonly size: _angular_core.InputSignal<WrTextareaSize>;
    /** Visible row count. @default 3 */
    readonly rows: _angular_core.InputSignalWithTransform<number, unknown>;
    /** Allow user resize via the corner grip. @default true */
    readonly resizable: _angular_core.InputSignalWithTransform<boolean, any>;
    /** Resize direction of the corner grip (the grip icon adapts). @default 'vertical' */
    readonly resize: _angular_core.InputSignal<WrTextareaResize>;
    /** Read-only state. @default false */
    readonly readonly: _angular_core.InputSignalWithTransform<boolean, any>;
    /** Grow the textarea to fit its content. @default false */
    readonly autosize: _angular_core.InputSignalWithTransform<boolean, any>;
    /** Cap autosize at this many rows. Ignored when `autosize` is false. */
    readonly maxRows: _angular_core.InputSignal<number | null>;
    /**
     * Disable the textarea. Also set by Angular forms via `setDisabledState`.
     *
     * @default false
     */
    readonly disabled: _angular_core.InputSignalWithTransform<boolean, any>;
    protected readonly value: _angular_core.WritableSignal<string>;
    protected readonly disabledFromCva: _angular_core.WritableSignal<boolean>;
    protected readonly focused: _angular_core.WritableSignal<boolean>;
    protected readonly effectiveDisabled: _angular_core.Signal<boolean>;
    protected readonly native: _angular_core.Signal<ElementRef<HTMLTextAreaElement>>;
    /** Resize direction, gated by `resizable` (false → 'none'). */
    protected readonly effectiveResize: _angular_core.Signal<WrTextareaResize>;
    protected readonly classes: _angular_core.Signal<string>;
    /** Show the corner grip (hidden when direction is 'none' / autosize / disabled). */
    protected readonly showHandle: _angular_core.Signal<boolean>;
    private readonly platformId;
    private readonly isBrowser;
    private readonly hostEl;
    private onChange;
    private onTouched;
    private resizing;
    private resizeStartY;
    private resizeStartX;
    private resizeStartHeight;
    private resizeStartWidth;
    private resizeMinHeight;
    private resizeMaxWidth;
    constructor();
    writeValue(value: string | null): void;
    registerOnChange(fn: (value: string) => void): void;
    registerOnTouched(fn: () => void): void;
    setDisabledState(isDisabled: boolean): void;
    protected onInput(event: Event): void;
    protected onBlur(): void;
    protected startResize(event: PointerEvent): void;
    protected onResize(event: PointerEvent): void;
    protected endResize(event: PointerEvent): void;
    private autofit;
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<WrTextarea, never>;
    static ɵcmp: _angular_core.ɵɵComponentDeclaration<WrTextarea, "wr-textarea", never, { "placeholder": { "alias": "placeholder"; "required": false; "isSignal": true; }; "size": { "alias": "size"; "required": false; "isSignal": true; }; "rows": { "alias": "rows"; "required": false; "isSignal": true; }; "resizable": { "alias": "resizable"; "required": false; "isSignal": true; }; "resize": { "alias": "resize"; "required": false; "isSignal": true; }; "readonly": { "alias": "readonly"; "required": false; "isSignal": true; }; "autosize": { "alias": "autosize"; "required": false; "isSignal": true; }; "maxRows": { "alias": "maxRows"; "required": false; "isSignal": true; }; "disabled": { "alias": "disabled"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}

export { WrTextarea };
export type { WrTextareaResize, WrTextareaSize };