/**
 * ZUI Text Component
 * Text display with typography presets and scrolling support
 */
import { Component } from '../../core/Component';
import type { BaseProps, Rect, TextAlign } from '../../core/types';
import type { FontSizeKey, FontWeightKey, TextCase } from '../../theme/typography';
export interface TextProps extends BaseProps {
    /** Text content */
    text: string;
    /** Typography style preset */
    textStyle?: FontSizeKey;
    /** Custom font size (overrides textStyle) */
    fontSize?: number;
    /** Font weight */
    fontWeight?: FontWeightKey;
    /** Text color (hex string or rgba) */
    color?: string;
    /** Text alignment */
    align?: TextAlign;
    /** Maximum number of lines (0 = unlimited) */
    maxLines?: number;
    /** Enable auto-scrolling for overflow text */
    scrolling?: boolean;
    /** Scroll speed (px per ms) - defaults to ZeppOS spec */
    scrollSpeed?: number;
    /** Text case transformation */
    textCase?: TextCase;
    /** Container width (for alignment and scrolling) */
    width?: number;
    /** Position X */
    x?: number;
    /** Position Y */
    y?: number;
}
/**
 * Text component for displaying text content
 *
 * @example
 * ```ts
 * // Simple text
 * const text = new Text({ text: 'Hello World' });
 *
 * // Styled text
 * const title = new Text({
 *   text: 'Page Title',
 *   textStyle: 'title',
 *   fontWeight: 'bold',
 *   color: '#FFFFFF',
 *   align: 'center',
 * });
 *
 * // Scrolling text
 * const longText = new Text({
 *   text: 'This is a very long text that will scroll...',
 *   width: 200,
 *   scrolling: true,
 * });
 * ```
 */
export declare class Text extends Component<TextProps> {
    readonly type = "Text";
    private textWidget;
    private scrollAnimationId;
    private scrollOffset;
    private textWidth;
    protected getDefaultProps(): Partial<TextProps>;
    protected calculateLayout(parentRect?: Rect): void;
    private estimateTextWidth;
    protected createWidgets(): void;
    protected updateWidgets(): void;
    protected destroyWidgets(): void;
    private startScrolling;
    private stopScrolling;
    /**
     * Update text content
     */
    setText(text: string): void;
    /**
     * Get current text content
     */
    getText(): string;
}
/**
 * Create a Text component
 */
export declare function createText(props: TextProps): Text;
/**
 * Create a title text
 */
export declare function Title(text: string, props?: Partial<TextProps>): Text;
/**
 * Create a body text
 */
export declare function Body(text: string, props?: Partial<TextProps>): Text;
/**
 * Create a caption text
 */
export declare function Caption(text: string, props?: Partial<TextProps>): Text;
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