/**
 * PowerPoint service for handling presentation operations
 * Simplified version with working functionality
 */
import PptxGenJS from 'pptxgenjs';
import { CreatePresentationInput, OpenPresentationInput, SavePresentationInput, DeletePresentationInput, CreateSlideInput, DeleteSlideInput, CopySlideInput, MoveSlideInput, AddTextInput, AddShapeInput, AddImageInput, AddTableInput, AddChartInput } from '../types/powerpoint.js';
export declare class PowerPointService {
    private presentations;
    private slideCache;
    constructor();
    createPresentation(input: CreatePresentationInput): Promise<{
        success: boolean;
        message: string;
    }>;
    openPresentation(input: OpenPresentationInput): Promise<{
        success: boolean;
        message: string;
        slideCount: number;
    }>;
    savePresentation(input: SavePresentationInput): Promise<{
        success: boolean;
        message: string;
    }>;
    deletePresentation(input: DeletePresentationInput): Promise<{
        success: boolean;
        message: string;
    }>;
    createSlide(input: CreateSlideInput): Promise<{
        success: boolean;
        message: string;
        slideIndex: number;
    }>;
    deleteSlide(input: DeleteSlideInput): Promise<{
        success: boolean;
        message: string;
    }>;
    getPresentation(filePath: string): PptxGenJS;
    getSlide(filePath: string, slideIndex: number): any;
    getPresentationInfo(filePath: string): Promise<{
        slideCount: number;
        title?: string;
        author?: string;
    }>;
    getOpenPresentations(): string[];
    closePresentation(filePath: string): Promise<{
        success: boolean;
        message: string;
    }>;
    addText(input: AddTextInput): Promise<{
        success: boolean;
        message: string;
    }>;
    addShape(input: AddShapeInput): Promise<{
        success: boolean;
        message: string;
    }>;
    addImage(input: AddImageInput): Promise<{
        success: boolean;
        message: string;
    }>;
    addTable(input: AddTableInput): Promise<{
        success: boolean;
        message: string;
    }>;
    addChart(input: AddChartInput): Promise<{
        success: boolean;
        message: string;
    }>;
    copySlide(input: CopySlideInput): Promise<{
        success: boolean;
        message: string;
        newSlideIndex: number;
    }>;
    moveSlide(input: MoveSlideInput): Promise<{
        success: boolean;
        message: string;
    }>;
    duplicatePresentation(sourcePath: string, targetPath: string, overwrite?: boolean): Promise<{
        success: boolean;
        message: string;
    }>;
}
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