/**
 * Text Module — add and edit text annotations on the canvas
 */
import { fabric } from 'fabric';
export declare class TextModule {
    private canvas;
    private textColor;
    private fontSize;
    private fontFamily;
    private isActive;
    private pendingTextAdd;
    private boundsProvider;
    constructor(canvas: fabric.Canvas);
    /**
     * Activate text mode — next tap on canvas adds text
     */
    activate(): void;
    /**
     * Deactivate text mode
     */
    deactivate(): void;
    /**
     * Add text at a specific position (or center of canvas)
     */
    addText(options?: {
        text?: string;
        color?: string;
        fontSize?: number;
        left?: number;
        top?: number;
    }): fabric.IText;
    /**
     * Set text color (for new text)
     */
    setTextColor(color: string): void;
    /**
     * Set font size (for new text)
     */
    setFontSize(size: number): void;
    getTextColor(): string;
    getFontSize(): number;
    getIsActive(): boolean;
    setPlacementBoundsProvider(provider: (() => {
        left: number;
        top: number;
        right: number;
        bottom: number;
    } | null) | null): void;
    private isPointInsideImage;
    private clampTextInsideImage;
    private handleCanvasClick;
    private beginEditing;
}