import { SourcedFragment, SourcedRun } from "./text-layout.cjs";
import { Alignment, Box, ContentCellBorders, ContentImageBlock, ContentRun, ContentTable, ContentTableCell, ContentTableRow, LayoutFont, LayoutFrame, LayoutMetadata, MathFontMetrics, MathMlNode, PageSize, StyledRun, TextMeasurer, WrappedLine } from "document-schema.js";
import { LayoutDocument, LayoutImageAsset, LayoutItem, LayoutPage, LayoutText } from "pdf-codec";
//#region src/layout/shared.d.ts
declare function stampFrame(node: {
  frames?: LayoutFrame[];
}, pageIndex: number, box: Box): void;
declare function textBoxForFragment(item: LayoutText, textWidthPt: number, ascentPt: number, descentPt: number): Box;
declare function stampFragmentFrame(runs: readonly ContentRun[], fragment: SourcedFragment, pageIndex: number, item: LayoutText, measurer: TextMeasurer, line: {
  readonly ascentPt: number;
  readonly descentPt: number;
}): void;
declare function packagePagesOf(pages: readonly LayoutPage[]): PageSize[];
declare function layoutDocumentOf(metadata: LayoutMetadata, pages: LayoutPage[], images: Record<string, LayoutImageAsset>): LayoutDocument;
declare const NOMINAL_TEXT_SIZE_PT = 18;
declare function formulaSizePtForFrame(mathml: readonly MathMlNode[], frame: Box, mathMetricsAt: (sizePt: number) => MathFontMetrics): number;
declare const HEADING_STYLES: Record<number, {
  bold: boolean;
  sizePt: number;
}>;
declare function headingStyleFor(styleId: string | undefined): {
  bold: boolean;
  sizePt: number;
} | undefined;
declare function runFont(run: ContentRun, headingBold?: boolean): LayoutFont;
declare function toStyledRuns(runs: readonly ContentRun[], fontScale?: number, headingStyle?: {
  bold: boolean;
  sizePt: number;
}): SourcedRun[];
declare function effectiveStyledRuns(runs: readonly ContentRun[], fontScale?: number, headingStyle?: {
  bold: boolean;
  sizePt: number;
}): SourcedRun[];
declare function lineNaturalHeightPt(line: WrappedLine, measurer: TextMeasurer, fallback: StyledRun): number;
declare function alignmentOffsetPt(alignment: Alignment | undefined, contentWidthPt: number, lineWidthPt: number): number;
declare function justifyLineGapsPt(line: WrappedLine, targetWidthPt: number, measurer: TextMeasurer): readonly number[];
declare function pushCellBorderLines(borders: ContentCellBorders, frameYDown: Box, pageHeightPt: number, sourcePath: string | undefined, out: LayoutItem[]): void;
declare function registerImage(block: ContentImageBlock, images: Record<string, LayoutImageAsset>): string;
/** The sum of `span` consecutive entries of `columnWidthsPt` from `startIndex`, stopping at the end of the array: a span reaching past the last entry (a spreadsheet merge running off the edge of the printed band, or a table whose declared grid is narrower than a cell claims) contributes only the entries that exist. */
declare function sumColumnWidthsPt(columnWidthsPt: readonly number[], startIndex: number, span: number): number;
/** One anchor cell of a laid-out table row: the cell itself, its left edge measured from the table's left edge, and its width, both already scaled. */
interface TableAnchorBox {
  readonly cell: ContentTableCell;
  readonly xOffsetPt: number;
  readonly widthPt: number;
}
/** One table row paired with the boxes of the anchor cells that are laid out in it. */
interface TableRowAnchorBoxes {
  readonly row: ContentTableRow;
  readonly anchors: readonly TableAnchorBox[];
}
/**
 * Pairs each row of `table` with the boxes of its anchor cells. Only anchors are boxed: a position a merged region covers is part of that region's own anchor cell, so laying it out as well would draw a second, empty cell over the region. An anchor's column is its position in the row, and its width is the sum of the column widths it spans, all multiplied by `scale`.
 */
declare function tableAnchorBoxes(table: ContentTable, scale: number): TableRowAnchorBoxes[];
declare function estimateRowHeightPt(anchors: readonly TableAnchorBox[], measurer: TextMeasurer): number;
//#endregion
export { HEADING_STYLES, NOMINAL_TEXT_SIZE_PT, TableAnchorBox, TableRowAnchorBoxes, alignmentOffsetPt, effectiveStyledRuns, estimateRowHeightPt, formulaSizePtForFrame, headingStyleFor, justifyLineGapsPt, layoutDocumentOf, lineNaturalHeightPt, packagePagesOf, pushCellBorderLines, registerImage, runFont, stampFragmentFrame, stampFrame, sumColumnWidthsPt, tableAnchorBoxes, textBoxForFragment, toStyledRuns };