import { SmartArtPptxElement } from 'pptx-viewer-core';
import { DiagramBuildState, RenderedNode, RenderedShape, SmartArtLayoutResult, SvgTextLine } from 'pptx-viewer-shared';
/**
 * View-model resolution for `smartArt` elements (port of the vanilla
 * binding's `renderSmartArtElement`). Palette / stroke / shadow / layout
 * geometry all come from `pptx-viewer-shared`; this module only picks the
 * rendering path and shapes the data for the `SmartArtView` SFC.
 */
/** Inline style applied to every SmartArt SVG so it fills the element box. */
export declare const SMARTART_SVG_STYLE = "width: 100%; height: 100%; pointer-events: none; display: block";
/** Resolved SmartArt view: drawing shapes, engine layout, or a placeholder. */
export type SmartArtView = {
    kind: 'drawing';
    viewBox: string;
    shapes: AccessibleDrawingShape[];
    shadow: string | undefined;
} | {
    kind: 'layout';
    layout: AccessibleLayout;
} | {
    kind: 'placeholder';
};
export type AccessibleDrawingShape = RenderedShape & {
    ariaLabel?: string;
    nodeId?: string;
};
export type AccessibleLayout = Omit<SmartArtLayoutResult, 'nodes'> & {
    nodes: Array<RenderedNode & {
        ariaLabel?: string;
        nodeId?: string;
    }>;
};
/** Chrome (background / outline) style string for the graphic wrapper. */
export declare function smartArtChromeStyle(element: SmartArtPptxElement): string;
/** Assistive-tech diagram label, when the element carries SmartArt data. */
export declare function smartArtAriaLabel(element: SmartArtPptxElement): string | undefined;
/**
 * Pick the rendering path: pre-computed drawing shapes (preferred), the
 * shared layout engine over the node tree, or an empty placeholder.
 *
 * `build` is the active staged diagram build (`p:bldDgm`) during a running
 * presentation, if any: only the leading nodes / drawing shapes for the current
 * progress are revealed. The view box is still computed from the FULL shape set
 * so the diagram does not rescale as it builds (mirrors React / Vue).
 */
export declare function buildSmartArtView(element: SmartArtPptxElement, build?: DiagramBuildState): SmartArtView;
/**
 * One rendered line of a multi-line SVG label. The fallback layout path gets
 * its lines (already positioned, with the anchor and baseline resolved) from
 * the shared `smartArtNodeLabel`; the cached drawing-shape path gets them from
 * `projectDrawingShapes`. Nothing here recomputes either.
 */
export type { SvgTextLine };
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