import { ParsedTableStyleMap, PptxAppProperties, PptxCoreProperties, PptxCustomProperty, PptxEmbeddedFont, PptxHandoutMaster, PptxHeaderFooter, PptxNotesMaster, PptxPresentationProperties, PptxCustomShow, PptxSection, PptxSlide, PptxSlideMaster, PptxTagCollection, PptxThemeColorScheme, PptxTheme, PptxThemeOption, PptxViewProperties, PptxHandler } from 'pptx-viewer-core';
import { CanvasSize, CollabLoadOrigin, SlideSizeEmu } from 'pptx-viewer-shared';
/**
 * Reactive load pipeline for the Svelte viewer: the runes port of the Vue
 * `useLoadContent` composable's viewer subset.
 *
 * All heavy lifting (ZIP, XML parse, theme/master/layout resolution, chart
 * enrichment via `PptxSlideLoaderService.enrichChartData`) happens inside
 * `PptxHandler.load` in `pptx-viewer-core`; this class only wires the async
 * load into Svelte reactivity and manages Blob-URL / handler lifecycle.
 */
export declare class PresentationLoader {
    #private;
    /** Parsed slides with lazily-loaded image URLs patched in. */
    slides: PptxSlide[];
    /** Parsed slide-master hierarchy for the dedicated master workspace. */
    slideMasters: PptxSlideMaster[];
    notesMaster: PptxNotesMaster | undefined;
    handoutMaster: PptxHandoutMaster | undefined;
    sections: PptxSection[];
    headerFooter: PptxHeaderFooter;
    presentationProperties: PptxPresentationProperties;
    /**
     * View properties (`ppt/viewProps.xml`, `p:viewPr`): grid spacing, snap /
     * guide toggles, last view, splitter state, etc. `gridSpacing` lives here,
     * NOT on `presentationProperties` -- `p:gridSpacing` is a child of
     * `p:viewPr`, and a real PowerPoint file never populates it under
     * `p:presentationPr`.
     */
    viewProperties: PptxViewProperties | undefined;
    customShows: PptxCustomShow[];
    coreProperties: PptxCoreProperties | undefined;
    appProperties: PptxAppProperties | undefined;
    customProperties: PptxCustomProperty[];
    /** Parsed `ppt/tags/*.xml` collections, editable in the inspector's Tags section. */
    tagCollections: PptxTagCollection[];
    embeddedFonts: PptxEmbeddedFont[];
    hasDigitalSignatures: boolean;
    digitalSignatureCount: number;
    isPasswordProtected: boolean;
    /** Whether the loaded package contains a VBA project. */
    hasMacros: boolean;
    notesCanvasSize: CanvasSize | undefined;
    /** Packaged theme parts (`ppt/theme/*.xml`) selectable in the inspector. */
    themeOptions: PptxThemeOption[];
    /** Slide canvas size in pixels. */
    canvasSize: CanvasSize;
    /**
     * The deck's `p:sldSz` in EMU, seeded from the parse and re-written by the
     * inspector's Slide Size preset / orientation controls.
     *
     * Held alongside {@link canvasSize} rather than derived from it because the
     * pixel size is lossy: Ledger is 12179300 EMU (1278.5px), so a round-trip
     * through an integer pixel would move it 6350 EMU and cost the deck its
     * `ppSlideSizeLedgerPaper` identity. `resolveSlideSizeSelection` decides
     * which of the two wins at save time.
     */
    slideSize: SlideSizeEmu | undefined;
    /** Archive-path -> displayable URL map for media + poster frames. */
    mediaDataUrls: Map<string, string>;
    /** Presentation theme colours used to resolve scheme-based table styles. */
    colorScheme: PptxThemeColorScheme | undefined;
    presentationTheme: PptxTheme | undefined;
    /** Parsed presentation table-style definitions keyed by style id. */
    tableStyleMap: ParsedTableStyleMap | undefined;
    /** True while a load is in flight. */
    loading: boolean;
    /** Error message from the last failed load, or null. */
    error: string | null;
    /** True when the file is password-protected and could not be opened. */
    isEncrypted: boolean;
    /** The live `PptxHandler` for the loaded file (or null). */
    handler: PptxHandler | null;
    /** Incremented after each successful load (drives `load` callbacks). */
    loadCount: number;
    /**
     * Why the deck now loaded was loaded. A collaboration room may replace the
     * host's own `source` (a late joiner's bootstrap) but never a file the user
     * opened during the session (`shouldRoomSlidesReplaceLoad`).
     */
    loadOrigin: CollabLoadOrigin;
    /** Parse a `.pptx` buffer into reactive viewer state. */
    load(raw: Uint8Array | ArrayBuffer, origin?: CollabLoadOrigin): Promise<void>;
    /** Cancel in-flight loads, revoke Blob URLs, dispose the handler. */
    dispose(): void;
}
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