import { toPixels } from '../../../global-utils/GlobalUtils';
import { TextAreaV2TokensType } from './TextAreaV2.tokens';
import { InputSizeV2, InputStateV2 } from '../inputV2.types';
export declare function getTextAreaAriaDescribedBy(hintText: string | undefined, error: {
    show: boolean;
    message?: string;
}, hintId: string, errorId: string): string | undefined;
export declare function getTextAreaLabelState(disabled: boolean | undefined, errorShow: boolean, isFocused: boolean): InputStateV2;
export type TextAreaInputPadding = {
    paddingTop: number;
    paddingBottom: number;
    paddingLeft: number;
    paddingRight: number;
    /** Base top token — FloatingLabelsV2 anchor (not the scaled focused top). */
    floatingLabelTopPadding: number;
    floatingLabelLeftPadding: number;
};
/**
 * Computes textarea padding from tokens. On small screens when the field has focus or
 * value, top padding increases and bottom goes to 0 to make room for the floating label.
 */
export declare function getTextAreaInputPadding({ inputContainer, size, isSmallScreen, inputFocusedOrWithValue, hasLabel, }: {
    inputContainer: TextAreaV2TokensType['inputContainer'];
    size: InputSizeV2;
    isSmallScreen: boolean;
    inputFocusedOrWithValue: boolean;
    hasLabel: boolean;
}): TextAreaInputPadding;
/**
 * Minimum textarea height so the visible area matches `rows` lines of text at the
 * given line-height, including vertical padding (same numbers as {@link getTextAreaInputPadding}).
 */
export declare function getTextAreaV2MinHeightFromRows(rows: number, lineHeight: Parameters<typeof toPixels>[0], padding: Pick<TextAreaInputPadding, 'paddingTop' | 'paddingBottom'>): number;
export type TextAreaInteractionKeys = {
    borderDefault: 'error' | 'default';
    borderHover: 'error' | 'hover';
    borderFocus: 'error' | 'focus';
    bgDefault: 'error' | 'default';
    bgHover: 'error' | 'hover';
    textColorKey: 'disabled' | 'default';
};
export declare function getTextAreaInteractionKeys(errorShow: boolean, disabled: boolean | undefined): TextAreaInteractionKeys;
/**
 * Strips TextAreaV2-only props (and `cols`, which this component does not support) so they are
 * never forwarded to a native {@link HTMLTextAreaElement}.
 * Use after extracting top-level props, as a safety net for spreads / future API fields.
 */
export declare function omitTextAreaV2PrivateProps(props: Record<string, unknown>): Record<string, unknown>;