import { PathSeg } from './content.js';
import { ShapeGradient } from '../core/vector.js';
import { Loss } from '../core/ir/index.js';
import { PdfFile, PdfPage } from './document.js';
/**
 * One painted vector path lifted off a page (E-PDF EP10/EP11/EP16c): the path
 * segments, whichever of solid fill / gradient fill / stroke survived the
 * de-cluttering filter, and the path's page-space bounding box plus enclosing
 * marked-content id.
 */
export interface PdfVector {
    /**
     * §8.5.3 — where this was painted, as the chain of positions leading to it:
     * `[4]` is the fifth mark of the page, `[4, 2]` the third mark of the form
     * that mark called. Compared element by element it is the page's painting
     * order across forms and patterns alike, which is the only thing that says
     * what covers what.
     */
    readonly orderKey: ReadonlyArray<number>;
    readonly segs: ReadonlyArray<PathSeg>;
    /** Present iff a qualifying solid fill survived (EP10). */
    readonly fillHex?: string;
    /** Present iff a shading-pattern fill survived (EP16c). */
    readonly gradient?: ShapeGradient;
    /** §11.6.4.4 — how opaque the fill is, when the page asked for less than all. */
    readonly alpha?: number;
    /**
     * §11.3.5 — the fill only DARKENS what it covers, so the marks under it read
     * through. A highlighter is this, and nothing on a page reads it as paint.
     */
    readonly darkens?: boolean;
    /** Present iff a qualifying stroke survived (EP11). */
    readonly strokeHex?: string;
    /** Stroke width in page-space points (EP11). */
    readonly lineWidth?: number;
    readonly minX: number;
    readonly minY: number;
    readonly maxX: number;
    readonly maxY: number;
    /** §9.6.6 — a traced glyph rather than artwork: type the file states no character for. */
    readonly glyph?: boolean;
    readonly mcid?: number;
}
/**
 * Lift the painted vector paths off a page (E-PDF EP10/EP11/EP16c). Runs the
 * content interpreter for its fill (EP10), stroke (EP11) and shading-pattern
 * (EP16c) placements and keeps only the ones that read as real graphics:
 * hairline/degenerate fills, invisible white paint, short stroke specks and the
 * near-full-page background are all dropped, so a reconstructed document gains
 * genuine coloured shapes, lines and gradients without the dot / page-background
 * clutter. Clips and the bare `sh` operator are not captured (a documented loss).
 */
export declare function collectPageVectors(file: PdfFile, page: PdfPage, occupied?: ReadonlyArray<Box>): PageVectors;
/** The paths lifted off one page, plus a loss if the page ran past the cap. */
export interface PageVectors {
    readonly vectors: Array<PdfVector>;
    readonly losses: ReadonlyArray<Loss>;
}
/** A page-space rectangle: what something covers. */
interface Box {
    readonly minX: number;
    readonly minY: number;
    readonly maxX: number;
    readonly maxY: number;
}
export {};