import type { DesignSlot, PostextConfig } from '../types.js';
/** What a design slot of the configuration draws: a running head
 *  (`header`, `footer`, a heading style's own, a page template's own), a
 *  heading design, a part page (`parts.design`, `parts.versoDesign`), a
 *  contents part row (`toc.parts.design`), a page template's decoration
 *  (`pageTemplates[i].decoration`, and its variants') or a box style's
 *  design (`calloutStyles[i].design.slot`, #1014). */
export type ConfigDesignSlotKind = 'header' | 'footer' | 'heading' | 'part' | 'tocRow' | 'decoration' | 'box';
export interface ConfigDesignSlot {
    /** Where the slot sits: `header`, `headingStyles[2].advancedDesign.slot`,
     *  `htmlViewer.overrides.parts.design`. Its elements are at
     *  `<path>.elements[i]`. */
    path: string;
    kind: ConfigDesignSlotKind;
    /** The setting the slot belongs to: the heading style, heading level or
     *  page template as a whole (`headingStyles[2]`, `headings.levels[0]`,
     *  `pageTemplates[1]`), else the slot itself. */
    owner: string;
    /** The `id` of the heading style or page template the slot belongs to. */
    ownerId?: string;
    slot: DesignSlot;
}
/**
 * Every design slot a configuration sets, in a fixed order: the page header
 * and footer, each heading level's and heading style's design (and a
 * style's running heads), each page template's decoration and running
 * heads (its variants' after its own), the part page and its verso, the
 * contents part rows, each box style's design — then the same in
 * `htmlViewer.overrides`. Only the slots the config
 * writes: the defaults are not listed. Pure.
 */
export declare function configDesignSlots(config: PostextConfig | undefined): ConfigDesignSlot[];
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