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/**
* @license
* Copyright 2020 Google Inc.
* SPDX-License-Identifier: Apache-2.0
*/
/**
* @public
*/
export interface PDFMargin {
top?: string | number;
bottom?: string | number;
left?: string | number;
right?: string | number;
}
/**
* @public
*/
export type LowerCasePaperFormat =
| 'letter'
| 'legal'
| 'tabloid'
| 'ledger'
| 'a0'
| 'a1'
| 'a2'
| 'a3'
| 'a4'
| 'a5'
| 'a6';
/**
* All the valid paper format types when printing a PDF.
*
* @remarks
*
* The sizes of each format are as follows:
*
* - `Letter`: 8.5in x 11in
*
* - `Legal`: 8.5in x 14in
*
* - `Tabloid`: 11in x 17in
*
* - `Ledger`: 17in x 11in
*
* - `A0`: 33.1in x 46.8in
*
* - `A1`: 23.4in x 33.1in
*
* - `A2`: 16.54in x 23.4in
*
* - `A3`: 11.7in x 16.54in
*
* - `A4`: 8.27in x 11.7in
*
* - `A5`: 5.83in x 8.27in
*
* - `A6`: 4.13in x 5.83in
*
* @public
*/
export type PaperFormat =
| Uppercase<LowerCasePaperFormat>
| Capitalize<LowerCasePaperFormat>
| LowerCasePaperFormat;
/**
* Valid options to configure PDF generation via {@link Page.pdf}.
* @public
*/
export interface PDFOptions {
/**
* Scales the rendering of the web page. Amount must be between `0.1` and `2`.
* @defaultValue `1`
*/
scale?: number;
/**
* Whether to show the header and footer.
* @defaultValue `false`
*/
displayHeaderFooter?: boolean;
/**
* HTML template for the print header. Should be valid HTML with the following
* classes used to inject values into them:
*
* - `date` formatted print date
*
* - `title` document title
*
* - `url` document location
*
* - `pageNumber` current page number
*
* - `totalPages` total pages in the document
*/
headerTemplate?: string;
/**
* HTML template for the print footer. Has the same constraints and support
* for special classes as {@link PDFOptions | PDFOptions.headerTemplate}.
*/
footerTemplate?: string;
/**
* Set to `true` to print background graphics.
* @defaultValue `false`
*/
printBackground?: boolean;
/**
* Whether to print in landscape orientation.
* @defaultValue `false`
*/
landscape?: boolean;
/**
* Paper ranges to print, e.g. `1-5, 8, 11-13`.
* @defaultValue The empty string, which means all pages are printed.
*/
pageRanges?: string;
/**
* @remarks
* If set, this takes priority over the `width` and `height` options.
* @defaultValue `letter`.
*/
format?: PaperFormat;
/**
* Sets the width of paper. You can pass in a number or a string with a unit.
*/
width?: string | number;
/**
* Sets the height of paper. You can pass in a number or a string with a unit.
*/
height?: string | number;
/**
* Give any CSS `@page` size declared in the page priority over what is
* declared in the `width` or `height` or `format` option.
* @defaultValue `false`, which will scale the content to fit the paper size.
*/
preferCSSPageSize?: boolean;
/**
* Set the PDF margins.
* @defaultValue `undefined` no margins are set.
*/
margin?: PDFMargin;
/**
* The path to save the file to.
*
* @remarks
*
* If the path is relative, it's resolved relative to the current working directory.
*
* @defaultValue `undefined`, which means the PDF will not be written to disk.
*/
path?: string;
/**
* Hides default white background and allows generating pdfs with transparency.
* @defaultValue `false`
*/
omitBackground?: boolean;
/**
* Generate tagged (accessible) PDF.
* @defaultValue `false`
* @experimental
*/
tagged?: boolean;
/**
* Timeout in milliseconds. Pass `0` to disable timeout.
* @defaultValue `30_000`
*/
timeout?: number;
}
/**
* @internal
*/
export interface PaperFormatDimensions {
width: number;
height: number;
}
/**
* @internal
*/
export interface ParsedPDFOptionsInterface {
width: number;
height: number;
margin: {
top: number;
bottom: number;
left: number;
right: number;
};
}
/**
* @internal
*/
export type ParsedPDFOptions = Required<
Omit<PDFOptions, 'path' | 'format' | 'timeout'> & ParsedPDFOptionsInterface
>;
/**
* @internal
*/
export const paperFormats: Record<LowerCasePaperFormat, PaperFormatDimensions> =
{
letter: {width: 8.5, height: 11},
legal: {width: 8.5, height: 14},
tabloid: {width: 11, height: 17},
ledger: {width: 17, height: 11},
a0: {width: 33.1, height: 46.8},
a1: {width: 23.4, height: 33.1},
a2: {width: 16.54, height: 23.4},
a3: {width: 11.7, height: 16.54},
a4: {width: 8.27, height: 11.7},
a5: {width: 5.83, height: 8.27},
a6: {width: 4.13, height: 5.83},
} as const;
|
