import { type PluginRegistry } from '@embedpdf/react-pdf-viewer';
export type PdfAnnotationToolId = 'highlight' | 'underline' | 'strikeout' | 'ink' | 'freeText';
export interface PdfAnnotationControllerState {
    activeToolId: string | null;
    annotationColor: string;
    annotationOpacity: number;
    annotationStrokeWidth: number;
    available: boolean;
    availableToolIds: readonly PdfAnnotationToolId[];
    hasPendingChanges: boolean;
    selectedCount: number;
    supportsOpacity: boolean;
    supportsStrokeWidth: boolean;
}
export interface PdfAnnotationController {
    state: PdfAnnotationControllerState;
    deleteSelection: () => void;
    getSelectionLocation: () => {
        annotationId: string;
        pageIndex: number;
    } | null;
    locateAnnotation: (pageIndex: number, annotationId: string) => boolean;
    setAnnotationColor: (color: string) => void;
    setAnnotationOpacity: (opacity: number) => void;
    setAnnotationStrokeWidth: (strokeWidth: number) => void;
    selectTool: (toolId: PdfAnnotationToolId | null) => void;
}
export declare function usePdfAnnotationController(registry: PluginRegistry | null): PdfAnnotationController;