Constructor
public HtmlToPdfClient(string userName, string apiKey)
Constructor for the PDFCrowd API client.
- Parameters:
-
-
userName
- Your username at PDFCrowd. -
apiKey
- Your API key.
-
Conversion Input
public byte[] convertUrl(string url)
Convert a web page.
- Parameter:
-
-
url
- The address of the web page to convert.- Constraint:
-
- Supported protocols are http:// and https://.
-
- Returns:
- byte[] - Byte array containing the conversion output.
public void convertUrlToStream(string url, Stream outStream)
Convert a web page and write the result to an output stream.
- Parameters:
-
-
url
- The address of the web page to convert.- Constraint:
-
- Supported protocols are http:// and https://.
-
outStream
(OutputStream) - The output stream that will contain the conversion output.
-
public void convertUrlToFile(string url, string filePath)
Convert a web page and write the result to a local file.
- Parameters:
-
-
url
- The address of the web page to convert.- Constraint:
-
- Supported protocols are http:// and https://.
-
filePath
- The output file path.
-
public byte[] convertFile(string file)
Convert a local file.
- Parameter:
-
-
file
- The path to a local file to convert.
The file can be either a single file or an archive (.tar.gz, .tar.bz2, or .zip).
If the HTML document refers to local external assets (images, style sheets, javascript), zip the document together with the assets.- Constraints:
-
- The file must exist and not be empty.
- The file name must have a valid extension.
-
- Returns:
- byte[] - Byte array containing the conversion output.
public void convertFileToStream(string file, Stream outStream)
Convert a local file and write the result to an output stream.
- Parameters:
-
-
file
- The path to a local file to convert.
The file can be either a single file or an archive (.tar.gz, .tar.bz2, or .zip).
If the HTML document refers to local external assets (images, style sheets, javascript), zip the document together with the assets.- Constraints:
-
- The file must exist and not be empty.
- The file name must have a valid extension.
-
outStream
(OutputStream) - The output stream that will contain the conversion output.
-
public void convertFileToFile(string file, string filePath)
Convert a local file and write the result to a local file.
- Parameters:
-
-
file
- The path to a local file to convert.
The file can be either a single file or an archive (.tar.gz, .tar.bz2, or .zip).
If the HTML document refers to local external assets (images, style sheets, javascript), zip the document together with the assets.- Constraints:
-
- The file must exist and not be empty.
- The file name must have a valid extension.
-
filePath
- The output file path.
-
public byte[] convertString(string text)
Convert a string.
- Parameter:
-
-
text
- The string content to convert.
-
- Returns:
- byte[] - Byte array containing the conversion output.
public void convertStringToStream(string text, Stream outStream)
Convert a string and write the output to an output stream.
- Parameters:
-
-
text
- The string content to convert. -
outStream
(OutputStream) - The output stream that will contain the conversion output.
-
public void convertStringToFile(string text, string filePath)
Convert a string and write the output to a file.
- Parameters:
-
-
text
- The string content to convert. -
filePath
- The output file path.
-
public byte[] convertStream(Stream inStream)
Convert the contents of an input stream.
- Parameter:
-
-
inStream
(InputStream) - The input stream with source data.
The stream can contain either HTML code or an archive (.zip, .tar.gz, .tar.bz2).
The archive can contain HTML code and its external assets (images, style sheets, javascript).
-
- Returns:
- byte[] - Byte array containing the conversion output.
public void convertStreamToStream(Stream inStream, Stream outStream)
Convert the contents of an input stream and write the result to an output stream.
- Parameters:
-
-
inStream
(InputStream) - The input stream with source data.
The stream can contain either HTML code or an archive (.zip, .tar.gz, .tar.bz2).
The archive can contain HTML code and its external assets (images, style sheets, javascript). -
outStream
(OutputStream) - The output stream that will contain the conversion output.
-
public void convertStreamToFile(Stream inStream, string filePath)
Convert the contents of an input stream and write the result to a local file.
- Parameters:
-
-
inStream
(InputStream) - The input stream with source data.
The stream can contain either HTML code or an archive (.zip, .tar.gz, .tar.bz2).
The archive can contain HTML code and its external assets (images, style sheets, javascript). -
filePath
- The output file path.
-
public HtmlToPdfClient setZipMainFilename(string filename)
Set the file name of the main HTML document stored in the input archive. If not specified, the first HTML file in the archive is used for conversion. Use this method if the input archive contains multiple HTML documents.
- Parameter:
-
-
filename
- The file name.
-
Page Setup
public HtmlToPdfClient setPageSize(string size)
Set the output page size.
- Parameter:
-
-
size
- Allowed Values:
-
-
A0
-
A1
-
A2
-
A3
-
A4
-
A5
-
A6
-
Letter
-
- Default:
-
A4
-
public HtmlToPdfClient setPageWidth(string width)
Set the output page width. The safe maximum is 200in
otherwise some PDF viewers may be unable to open the PDF.
- Parameter:
-
-
width
- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
8.27in
-
- Examples:
-
-
A4 landscape / A3 portrait width:
setPageWidth("297mm")
-
US Letter/Legal standard width:
setPageWidth("8.5in")
-
A4 landscape / A3 portrait width:
public HtmlToPdfClient setPageHeight(string height)
Set the output page height. Use -1
for a single page PDF. The safe maximum is 200in
otherwise some PDF viewers may be unable to open the PDF.
- Parameter:
-
-
height
- Constraint:
-
- The value must be -1 or specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
11.7in
-
- Examples:
-
-
A3 standard height for large format:
setPageHeight("420mm")
-
Auto-fit entire content in single page:
setPageHeight("-1")
-
US Legal for contracts and documents:
setPageHeight("14in")
-
A3 standard height for large format:
public HtmlToPdfClient setPageDimensions(string width, string height)
Set the output page dimensions.
- Parameters:
-
-
width
- Set the output page width. The safe maximum is200in
otherwise some PDF viewers may be unable to open the PDF.- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
8.27in
-
height
- Set the output page height. Use-1
for a single page PDF. The safe maximum is200in
otherwise some PDF viewers may be unable to open the PDF.- Constraint:
-
- The value must be -1 or specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
11.7in
-
- Examples:
-
-
A4 portrait dimensions:
setPageDimensions("210mm", "297mm")
-
US Letter dimensions:
setPageDimensions("8.5in", "11in")
-
A3 portrait dimensions:
setPageDimensions("297mm", "420mm")
-
A4 portrait dimensions:
public HtmlToPdfClient setOrientation(string orientation)
Set the output page orientation.
- Parameter:
-
-
orientation
- Allowed Values:
-
-
landscape
-
portrait
-
- Default:
-
portrait
-
public HtmlToPdfClient setMarginTop(string top)
Set the output page top margin.
- Parameter:
-
-
top
- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
0.4in
-
- Examples:
-
-
Wide margin for binding:
setMarginTop("1in")
-
Narrow professional margin:
setMarginTop("10mm")
-
Wide margin for binding:
public HtmlToPdfClient setMarginRight(string right)
Set the output page right margin.
- Parameter:
-
-
right
- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
0.4in
-
- Examples:
-
-
Wide margin for binding:
setMarginRight("1in")
-
Narrow professional margin:
setMarginRight("10mm")
-
Wide margin for binding:
public HtmlToPdfClient setMarginBottom(string bottom)
Set the output page bottom margin.
- Parameter:
-
-
bottom
- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
0.4in
-
- Examples:
-
-
Wide margin for binding:
setMarginBottom("1in")
-
Narrow professional margin:
setMarginBottom("10mm")
-
Wide margin for binding:
public HtmlToPdfClient setMarginLeft(string left)
Set the output page left margin.
- Parameter:
-
-
left
- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
0.4in
-
- Examples:
-
-
Wide margin for binding:
setMarginLeft("1in")
-
Narrow professional margin:
setMarginLeft("10mm")
-
Wide margin for binding:
public HtmlToPdfClient setNoMargins(bool value)
Disable page margins.
- Parameter:
-
-
value
(bool) - Set totrue
to disable margins.- Default:
-
false
-
public HtmlToPdfClient setPageMargins(string top, string right, string bottom, string left)
Set the output page margins.
- Parameters:
-
-
top
- Set the output page top margin.- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
0.4in
-
right
- Set the output page right margin.- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
0.4in
-
bottom
- Set the output page bottom margin.- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
0.4in
-
left
- Set the output page left margin.- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
0.4in
-
public HtmlToPdfClient setPrintPageRange(string pages)
Set the page range to print.
- Parameter:
-
-
pages
- Constraint:
-
- A comma separated list of page numbers or ranges. Special strings may be used, such as 'odd', 'even' and 'last'.
-
- Examples:
-
-
Just the second page is printed:
setPrintPageRange("2")
-
The first, third, and last pages are printed:
setPrintPageRange("1,3,last")
-
Everything except the first page is printed:
setPrintPageRange("2-")
-
Just first 3 pages are printed:
setPrintPageRange("-3")
-
Pages 3, 6, 7, 8 and 9 are printed:
setPrintPageRange("3,6-9")
-
Just the second page is printed:
public HtmlToPdfClient setContentViewportWidth(string width)
Set the viewport width for formatting the HTML content when generating a PDF. By specifying a viewport width, you can control how the content is rendered, ensuring it mimics the appearance on various devices or matches specific design requirements.
- Availability:
- API client >= 6.0.0, converter >= 24.04. See versioning.
- Parameter:
-
-
width
- The width of the viewport.- Allowed Values:
-
-
balanced
— The smart option to adjust the viewport width dynamically to fit the print area, ensuring an optimal layout. -
small
— A compact layout where less text fits on each PDF page, ideal for detailed sections or mobile views. -
medium
— A balanced amount of text per page, striking a good compromise between readability and content density. -
large
— A broader layout that accommodates more text per page, perfect for reducing page count and enhancing flow. -
extra-large
— Maximize the text per page, creating a spacious and content-rich PDF, akin to a widescreen experience. -
pixel width
— A precise viewport width in pixels, such as1024px
, to tailor the PDF's text density to your specific requirements. The value must be in the range 96-65000px.
-
- Constraint:
-
- The value must be 'balanced', 'small', 'medium', 'large', 'extra-large', or a number in the range 96-65000px.
- Default:
-
medium
-
- Examples:
-
-
Use the "large" viewport:
setContentViewportWidth("large")
-
Use an 800 pixels wide viewport:
setContentViewportWidth("800px")
-
Use the "large" viewport:
public HtmlToPdfClient setContentViewportHeight(string height)
Set the viewport height for formatting the HTML content when generating a PDF. By specifying a viewport height, you can enforce loading of lazy-loaded images and also affect vertical positioning of absolutely positioned elements within the content.
- Availability:
- API client >= 6.0.0, converter >= 24.04. See versioning.
- Parameter:
-
-
height
- The viewport height.- Allowed Values:
-
-
auto
— The height of the print area is used. -
large
— Value suitable for documents with extensive lazy-loaded content. -
pixel height
— A specific numerical value, such as10000px
, to set as the window height, allowing precise control based on the document's requirements.
-
- Constraint:
-
- The value must be 'auto', 'large', or a number.
- Default:
-
auto
-
- Examples:
-
-
Load all lazy images and content:
setContentViewportHeight("large")
-
Force tall viewport for long pages:
setContentViewportHeight("5000px")
-
Load all lazy images and content:
public HtmlToPdfClient setContentFitMode(string mode)
Specifies the mode for fitting the HTML content to the print area by upscaling or downscaling it.
- Availability:
- API client >= 6.0.0, converter >= 24.04. See versioning.
- Parameter:
-
-
mode
- The fitting mode.- Allowed Values:
-
-
auto
— Automatic mode -
smart-scaling
— Smartscaling to fit more content into the print area. -
no-scaling
— No scaling is performed. -
viewport-width
— The viewport width fits the print area width. -
content-width
— The HTML content width fits the print area width. -
single-page
— The entire HTML content fits the print area of a single page. -
single-page-ratio
— The entire HTML content fits the print area of a single page, maintaining the aspect ratio of the page height and width.
-
- Default:
-
auto
-
public HtmlToPdfClient setRemoveBlankPages(string pages)
Specifies which blank pages to exclude from the output document.
- Availability:
- API client >= 5.13.0, converter >= 20.10. See versioning.
- Parameter:
-
-
pages
- The empty page behavior.- Allowed Values:
-
-
trailing
— Trailing blank pages are removed from the document. -
all
— All empty pages are removed from the document. -
none
— No blank page is removed from the document.
-
- Default:
-
trailing
-
Watermark & Background
public HtmlToPdfClient setPageWatermark(string watermark)
Apply a watermark to each page of the output PDF file. A watermark can be either a PDF or an image. If a multi-page file (PDF or TIFF) is used, the first page is used as the watermark.
- Parameter:
-
-
watermark
- The file path to a local file.- Constraint:
-
- The file must exist and not be empty.
-
- Examples:
-
-
Multi-page PDF for watermarking:
setPageWatermark("/home/user/john/watermark.pdf")
-
Transparent PNG overlay:
setPageWatermark("/home/user/john/watermark.png")
-
Multi-page PDF for watermarking:
public HtmlToPdfClient setPageWatermarkUrl(string url)
Load a file from the specified URL and apply the file as a watermark to each page of the output PDF. A watermark can be either a PDF or an image. If a multi-page file (PDF or TIFF) is used, the first page is used as the watermark.
- Parameter:
-
-
url
- Constraint:
-
- Supported protocols are http:// and https://.
-
- Examples:
-
-
Download watermark from server:
setPageWatermarkUrl("http://myserver.com/watermark.pdf")
-
Remote logo watermark:
setPageWatermarkUrl("http://myserver.com/watermark.png")
-
Download watermark from server:
public HtmlToPdfClient setMultipageWatermark(string watermark)
Apply each page of a watermark to the corresponding page of the output PDF. A watermark can be either a PDF or an image.
- Parameter:
-
-
watermark
- The file path to a local file.- Constraint:
-
- The file must exist and not be empty.
-
- Examples:
-
-
Multi-page PDF for watermarking:
setMultipageWatermark("/home/user/john/watermark.pdf")
-
Transparent PNG overlay:
setMultipageWatermark("/home/user/john/watermark.png")
-
Multi-page PDF for watermarking:
public HtmlToPdfClient setMultipageWatermarkUrl(string url)
Load a file from the specified URL and apply each page of the file as a watermark to the corresponding page of the output PDF. A watermark can be either a PDF or an image.
- Parameter:
-
-
url
- Constraint:
-
- Supported protocols are http:// and https://.
-
- Examples:
-
-
Download watermark from server:
setMultipageWatermarkUrl("http://myserver.com/watermark.pdf")
-
Remote logo watermark:
setMultipageWatermarkUrl("http://myserver.com/watermark.png")
-
Download watermark from server:
public HtmlToPdfClient setPageBackground(string background)
Apply a background to each page of the output PDF file. A background can be either a PDF or an image. If a multi-page file (PDF or TIFF) is used, the first page is used as the background.
- Parameter:
-
-
background
- The file path to a local file.- Constraint:
-
- The file must exist and not be empty.
-
- Examples:
-
-
PDF template background:
setPageBackground("/home/user/john/background.pdf")
-
Image texture background:
setPageBackground("/home/user/john/background.png")
-
PDF template background:
public HtmlToPdfClient setPageBackgroundUrl(string url)
Load a file from the specified URL and apply the file as a background to each page of the output PDF. A background can be either a PDF or an image. If a multi-page file (PDF or TIFF) is used, the first page is used as the background.
- Parameter:
-
-
url
- Constraint:
-
- Supported protocols are http:// and https://.
-
- Examples:
-
-
Download template background:
setPageBackgroundUrl("http://myserver.com/background.pdf")
-
Remote background pattern:
setPageBackgroundUrl("http://myserver.com/background.png")
-
Download template background:
public HtmlToPdfClient setMultipageBackground(string background)
Apply each page of a background to the corresponding page of the output PDF. A background can be either a PDF or an image.
- Parameter:
-
-
background
- The file path to a local file.- Constraint:
-
- The file must exist and not be empty.
-
- Examples:
-
-
PDF template background:
setMultipageBackground("/home/user/john/background.pdf")
-
Image texture background:
setMultipageBackground("/home/user/john/background.png")
-
PDF template background:
public HtmlToPdfClient setMultipageBackgroundUrl(string url)
Load a file from the specified URL and apply each page of the file as a background to the corresponding page of the output PDF. A background can be either a PDF or an image.
- Parameter:
-
-
url
- Constraint:
-
- Supported protocols are http:// and https://.
-
- Examples:
-
-
Download template background:
setMultipageBackgroundUrl("http://myserver.com/background.pdf")
-
Remote background pattern:
setMultipageBackgroundUrl("http://myserver.com/background.png")
-
Download template background:
public HtmlToPdfClient setPageBackgroundColor(string color)
The page background color in RGB or RGBA hexadecimal format. The color fills the entire page regardless of the margins.
- Parameter:
-
-
color
- Constraint:
-
- The value must be in RRGGBB or RRGGBBAA hexadecimal format.
-
- Examples:
-
-
red color:
setPageBackgroundColor("FF0000")
-
green color:
setPageBackgroundColor("00ff00")
-
green color with 50% opacity:
setPageBackgroundColor("00ff0080")
-
red color:
General Options
public HtmlToPdfClient setUsePrintMedia(bool value)
Use the print version of the page if available (@media print).
- Parameter:
-
-
value
(bool) - Set totrue
to use the print version of the page.- Default:
-
false
-
public HtmlToPdfClient setNoBackground(bool value)
Do not print the background graphics.
- Parameter:
-
-
value
(bool) - Set totrue
to disable the background graphics.- Default:
-
false
-
public HtmlToPdfClient setDisableJavascript(bool value)
Do not execute JavaScript.
- Parameter:
-
-
value
(bool) - Set totrue
to disable JavaScript in web pages.- Default:
-
false
-
public HtmlToPdfClient setDisableImageLoading(bool value)
Do not load images.
- Parameter:
-
-
value
(bool) - Set totrue
to disable loading of images.- Default:
-
false
-
public HtmlToPdfClient setDisableRemoteFonts(bool value)
Disable loading fonts from remote sources.
- Parameter:
-
-
value
(bool) - Set totrue
disable loading remote fonts.- Default:
-
false
-
public HtmlToPdfClient setUseMobileUserAgent(bool value)
Use a mobile user agent.
- Availability:
- API client >= 5.3.0, converter >= 20.10. See versioning.
- Parameter:
-
-
value
(bool) - Set totrue
to use a mobile user agent.- Default:
-
false
-
public HtmlToPdfClient setLoadIframes(string iframes)
Specifies how iframes are handled.
- Availability:
- API client >= 5.0.0, converter >= 20.10. See versioning.
- Parameter:
-
-
iframes
- Allowed Values:
-
-
all
— All iframes are loaded. -
same-origin
— Only iframes with the same origin as the main page are loaded. -
none
— Iframe loading is disabled.
-
- Default:
-
all
-
public HtmlToPdfClient setBlockAds(bool value)
Try to block ads. Enabling this option can produce smaller output and speed up the conversion.
- Parameter:
-
-
value
(bool) - Set totrue
to block ads in web pages.- Default:
-
false
-
public HtmlToPdfClient setDefaultEncoding(string encoding)
Set the default HTML content text encoding.
- Parameter:
-
-
encoding
- The text encoding of the HTML content.- Default:
-
auto detect
-
- Examples:
-
-
Set to use Latin-2 encoding:
setDefaultEncoding("iso8859-2")
-
Set to use UTF-8 encoding:
setDefaultEncoding("utf-8")
-
Set to use Latin-2 encoding:
public HtmlToPdfClient setLocale(string locale)
Set the locale for the conversion. This may affect the output format of dates, times and numbers.
- Availability:
- API client >= 5.0.0, converter >= 20.10. See versioning.
- Parameter:
-
-
locale
- The locale code according to ISO 639.- Default:
-
en-US
-
- Example:
-
-
Set to use Japanese locale:
setLocale("ja-JP")
-
Set to use Japanese locale:
public HtmlToPdfClient setHttpAuth(string userName, string password)
Set credentials to access HTTP base authentication protected websites.
- Parameters:
-
-
userName
- Set the HTTP authentication user name. -
password
- Set the HTTP authentication password.
-
public HtmlToPdfClient setVerifySslCertificates(bool value)
Do not allow insecure HTTPS connections.
- Parameter:
-
-
value
(bool) - Set totrue
to enable SSL certificate verification.- Default:
-
false
-
public HtmlToPdfClient setFailOnMainUrlError(bool failOnError)
Abort the conversion if the main URL HTTP status code is greater than or equal to 400.
- Parameter:
-
-
failOnError
(bool) - Set totrue
to abort the conversion.- Default:
-
false
-
public HtmlToPdfClient setFailOnAnyUrlError(bool failOnError)
Abort the conversion if any of the sub-request HTTP status code is greater than or equal to 400 or if some sub-requests are still pending. See details in a debug log.
- Parameter:
-
-
failOnError
(bool) - Set totrue
to abort the conversion.- Default:
-
false
-
public HtmlToPdfClient setNoXpdfcrowdHeader(bool value)
Do not send the X-Pdfcrowd HTTP header in PDFCrowd HTTP requests.
- Parameter:
-
-
value
(bool) - Set totrue
to disable sending X-Pdfcrowd HTTP header.- Default:
-
false
-
public HtmlToPdfClient setCssPageRuleMode(string mode)
Specifies behavior in presence of CSS @page rules. It may affect the page size, margins and orientation.
- Availability:
- API client >= 5.0.0, converter >= 20.10. See versioning.
- Parameter:
-
-
mode
- The page rule mode.- Allowed Values:
-
-
default
— The PDFCrowd API page settings are preferred. -
mode1
— The converter version 18.10 mode. -
mode2
— CSS @page rule is preferred.
-
- Default:
-
default
-
public HtmlToPdfClient setCustomCss(string css)
Apply custom CSS to the input HTML document. It allows you to modify the visual appearance and layout of your HTML content dynamically. Tip: Using !important
in custom CSS provides a way to prioritize and override conflicting styles.
- Availability:
- API client >= 5.14.0, converter >= 20.10. See versioning.
- Parameter:
-
-
css
- A string containing valid CSS.
-
- Examples:
-
-
Set the page background color to gray:
setCustomCss("body { background-color: gray; }")
-
Do not show
nav
HTML elements and the element withad-block
ID in the output PDF:setCustomCss("nav, #ad-block { display: none !important; }")
-
Set the page background color to gray:
public HtmlToPdfClient setCustomJavascript(string javascript)
Run a custom JavaScript after the document is loaded and ready to print. The script is intended for post-load DOM manipulation (add/remove elements, update CSS, ...). In addition to the standard browser APIs, the custom JavaScript code can use helper functions from our JavaScript library.
- Parameter:
-
-
javascript
- A string containing a JavaScript code.
-
- Example:
-
-
Set the page background color to gray:
setCustomJavascript("document.body.style.setProperty('background-color', 'gray', 'important')")
-
Set the page background color to gray:
public HtmlToPdfClient setOnLoadJavascript(string javascript)
Run a custom JavaScript right after the document is loaded. The script is intended for early DOM manipulation (add/remove elements, update CSS, ...). In addition to the standard browser APIs, the custom JavaScript code can use helper functions from our JavaScript library.
- Parameter:
-
-
javascript
- A string containing a JavaScript code.
-
- Example:
-
-
Set the page background color to gray:
setOnLoadJavascript("document.body.style.setProperty('background-color', 'gray', 'important')")
-
Set the page background color to gray:
public HtmlToPdfClient setCustomHttpHeader(string header)
Set a custom HTTP header to be included in all requests made by the converter.
- Parameter:
-
-
header
- Constraint:
-
- A string containing the header name and value separated by a colon.
-
- Example:
-
-
API client tracking header:
setCustomHttpHeader("X-My-Client-ID:k2017-12345")
-
API client tracking header:
public HtmlToPdfClient setJavascriptDelay(int delay)
Wait the specified number of milliseconds to finish all JavaScript after the document is loaded. Your license defines the maximum wait time by "Max Delay" parameter.
- Parameter:
-
-
delay
(int) - The number of milliseconds to wait.- Constraint:
-
- Must be a positive integer or 0.
- Default:
-
200
-
- Example:
-
-
Wait for 2 seconds:
setJavascriptDelay(2000)
-
Wait for 2 seconds:
public HtmlToPdfClient setElementToConvert(string selectors)
Convert only the specified element from the main document and its children. The element is specified by one or more CSS selectors. If the element is not found, the conversion fails. If multiple elements are found, the first one is used.
- Parameter:
-
-
selectors
- One or more CSS selectors separated by commas.
-
- Examples:
-
-
The first element with the id
main-content
is converted:setElementToConvert("#main-content")
-
The first element with the class name
main-content
is converted:setElementToConvert(".main-content")
-
The first element with the tag name
table
is converted:setElementToConvert("table")
-
The first element with the tag name
table
or with the idmain-content
is converted:setElementToConvert("table, #main-content")
-
The first element
<p class="article">
within<div class="user-panel main">
is converted:setElementToConvert("div.user-panel.main p.article")
-
The first element with the id
public HtmlToPdfClient setElementToConvertMode(string mode)
Specify the DOM handling when only a part of the document is converted. This can affect the CSS rules used.
- Parameter:
-
-
mode
- Allowed Values:
-
-
cut-out
— The element and its children are cut out of the document. -
remove-siblings
— All element's siblings are removed. -
hide-siblings
— All element's siblings are hidden.
-
- Default:
-
cut-out
-
public HtmlToPdfClient setWaitForElement(string selectors)
Wait for the specified element in a source document. The element is specified by one or more CSS selectors. The element is searched for in the main document and all iframes. If the element is not found, the conversion fails. Your license defines the maximum wait time by "Max Delay" parameter.
- Parameter:
-
-
selectors
- One or more CSS selectors separated by commas.
-
- Examples:
-
-
Wait until an element with the id
main-content
is found:setWaitForElement("#main-content")
-
Wait until an element with the class name
main-content
is found:setWaitForElement(".main-content")
-
Wait until an element with the tag name
table
is found:setWaitForElement("table")
-
Wait until an element with the tag name
table
or with the idmain-content
is found:setWaitForElement("table, #main-content")
-
Wait until
<p class="article">
is found within<div class="user-panel main">
:setWaitForElement("div.user-panel.main p.article")
-
Wait until an element with the id
public HtmlToPdfClient setAutoDetectElementToConvert(bool value)
The main HTML element for conversion is detected automatically.
- Availability:
- API client >= 5.5.0, converter >= 20.10. See versioning.
- Parameter:
-
-
value
(bool) - Set totrue
to detect the main element.- Default:
-
false
-
public HtmlToPdfClient setReadabilityEnhancements(string enhancements)
The input HTML is automatically enhanced to improve the readability.
- Availability:
- API client >= 5.5.0, converter >= 20.10. See versioning.
- Parameter:
-
-
enhancements
- Allowed Values:
-
-
none
— No enhancements are used. -
readability-v1
— Version 1 of the enhancements is used. -
readability-v2
— Version 2 of the enhancements is used. -
readability-v3
— Version 3 of the enhancements is used. -
readability-v4
— Version 4 of the enhancements is used.
-
- Default:
-
none
-
Print Resolution
public HtmlToPdfClient setViewportWidth(int width)
Set the viewport width in pixels. The viewport is the user's visible area of the page.
- Parameter:
-
-
width
(int)- Constraint:
-
- The accepted range is 96-65000.
-
- Example:
-
-
Full HD width:
setViewportWidth(1920)
-
Full HD width:
public HtmlToPdfClient setViewportHeight(int height)
Set the viewport height in pixels. The viewport is the user's visible area of the page. If the input HTML uses lazily loaded images, try using a large value that covers the entire height of the HTML, e.g. 100000.
- Parameter:
-
-
height
(int)- Constraint:
-
- Must be a positive integer.
-
- Example:
-
-
Tall viewport for scrolling content:
setViewportHeight(15000)
-
Tall viewport for scrolling content:
public HtmlToPdfClient setViewport(int width, int height)
Set the viewport size. The viewport is the user's visible area of the page.
- Parameters:
-
-
width
(int) - Set the viewport width in pixels. The viewport is the user's visible area of the page.- Constraint:
-
- The accepted range is 96-65000.
-
height
(int) - Set the viewport height in pixels. The viewport is the user's visible area of the page. If the input HTML uses lazily loaded images, try using a large value that covers the entire height of the HTML, e.g. 100000.- Constraint:
-
- Must be a positive integer.
-
public HtmlToPdfClient setRenderingMode(string mode)
Set the rendering mode of the page, allowing control over how content is displayed.
- Parameter:
-
-
mode
- The rendering mode.- Allowed Values:
-
-
default
— The mode based on the standard browser print functionality. -
viewport
— Adapts the rendering according to the specified viewport width, influencing the @media (min-width) and @media (max-width) CSS properties. This mode is ideal for previewing different responsive designs of a web page, such as mobile or desktop views, by choosing the appropriate viewport size.
-
-
public HtmlToPdfClient setSmartScalingMode(string mode)
Specifies the scaling mode used for fitting the HTML contents to the print area.
- Parameter:
-
-
mode
- The smart scaling mode.- Allowed Values:
-
-
default
— The mode based on the standard browser print functionality. -
disabled
— No smart scaling is performed. -
viewport-fit
— The viewport width fits the print area width. -
content-fit
— The HTML contents width fits the print area width. -
single-page-fit
— The whole HTML contents fits the print area of a single page. -
single-page-fit-ex
— The whole HTML contents fits the print area of a single page with respect to the page height/width ratio. -
mode1
— Scaling mode 1 is applied.
-
-
public HtmlToPdfClient setScaleFactor(int factor)
Set the scaling factor (zoom) for the main page area.
- Parameter:
-
-
factor
(int) - The percentage value.- Constraint:
-
- The accepted range is 10-500.
- Default:
-
100
-
- Example:
-
-
Shrink content to fit small page:
setScaleFactor(50)
-
Shrink content to fit small page:
public HtmlToPdfClient setDisableSmartShrinking(bool value)
Disable the intelligent shrinking strategy that tries to optimally fit the HTML contents to a PDF page.
- Availability:
- API client < 5.0.0. Smart scaling mode1 can be used instead. See versioning.
- Parameter:
-
-
value
(bool) - Set totrue
to disable the intelligent shrinking strategy.- Default:
-
false
-
public HtmlToPdfClient setJpegQuality(int quality)
Set the quality of embedded JPEG images. A lower quality results in a smaller PDF file but can lead to compression artifacts.
- Parameter:
-
-
quality
(int) - The percentage value.- Constraint:
-
- The accepted range is 1-100.
- Default:
-
100
-
- Example:
-
-
Set 70% quality as a compromise between image quality and image size:
setJpegQuality(70)
-
Set 70% quality as a compromise between image quality and image size:
public HtmlToPdfClient setConvertImagesToJpeg(string images)
Specify which image types will be converted to JPEG. Converting lossless compression image formats (PNG, GIF, ...) to JPEG may result in a smaller PDF file.
- Parameter:
-
-
images
- The image category.- Allowed Values:
-
-
none
— No image conversion is done. -
opaque
— Only opaque images are converted to JPEG images. -
all
— All images are converted to JPEG images. The JPEG format does not support transparency so the transparent color is replaced by a PDF page background color.
-
- Default:
-
none
-
public HtmlToPdfClient setImageDpi(int dpi)
Set the DPI of images in PDF. A lower DPI may result in a smaller PDF file. If the specified DPI is higher than the actual image DPI, the original image DPI is retained (no upscaling is performed). Use 0
to leave the images unaltered.
- Parameter:
-
-
dpi
(int) - The DPI value.- Constraint:
-
- Must be a positive integer or 0.
-
- Examples:
-
-
No change of the source image is done:
setImageDpi(0)
-
Screen-only view lower DPI:
setImageDpi(72)
-
Screen-only view recommended DPI:
setImageDpi(96)
-
Ebook typical DPI:
setImageDpi(150)
-
Printer standard DPI:
setImageDpi(300)
-
No change of the source image is done:
PDF Format
Miscellaneous values for PDF output.
public HtmlToPdfClient setEnablePdfForms(bool value)
Convert HTML forms to fillable PDF forms. Details can be found in the blog post.
- Parameter:
-
-
value
(bool) - Set totrue
to make fillable PDF forms.- Default:
-
false
-
public HtmlToPdfClient setLinearize(bool value)
Create linearized PDF. This is also known as Fast Web View.
- Parameter:
-
-
value
(bool) - Set totrue
to create linearized PDF.- Default:
-
false
-
public HtmlToPdfClient setEncrypt(bool value)
Encrypt the PDF. This prevents search engines from indexing the contents.
- Parameter:
-
-
value
(bool) - Set totrue
to enable PDF encryption.- Default:
-
false
-
public HtmlToPdfClient setUserPassword(string password)
Protect the PDF with a user password. When a PDF has a user password, it must be supplied in order to view the document and to perform operations allowed by the access permissions.
- Parameter:
-
-
password
- The user password.
-
- Example:
-
-
Simple document password:
setUserPassword("123456")
-
Simple document password:
public HtmlToPdfClient setOwnerPassword(string password)
Protect the PDF with an owner password. Supplying an owner password grants unlimited access to the PDF including changing the passwords and access permissions.
- Parameter:
-
-
password
- The owner password.
-
- Example:
-
-
Admin access password:
setOwnerPassword("123456")
-
Admin access password:
public HtmlToPdfClient setNoPrint(bool value)
Disallow printing of the output PDF.
- Parameter:
-
-
value
(bool) - Set totrue
to set the no-print flag in the output PDF.- Default:
-
false
-
public HtmlToPdfClient setNoModify(bool value)
Disallow modification of the output PDF.
- Parameter:
-
-
value
(bool) - Set totrue
to set the read-only only flag in the output PDF.- Default:
-
false
-
public HtmlToPdfClient setNoCopy(bool value)
Disallow text and graphics extraction from the output PDF.
- Parameter:
-
-
value
(bool) - Set totrue
to set the no-copy flag in the output PDF.- Default:
-
false
-
public HtmlToPdfClient setTitle(string title)
Set the title of the PDF.
- Parameter:
-
-
title
- The title.
-
- Example:
-
-
Personal CV title:
setTitle("My Resume")
-
Personal CV title:
public HtmlToPdfClient setSubject(string subject)
Set the subject of the PDF.
- Parameter:
-
-
subject
- The subject.
-
- Example:
-
-
Technical position subject:
setSubject("CV - Software Developer")
-
Technical position subject:
public HtmlToPdfClient setKeywords(string keywords)
Associate keywords with the document.
- Parameter:
-
-
keywords
- The string with the keywords.
-
- Example:
-
-
Technical skills for searchability:
setKeywords("software developer, Unix, databases")
-
Technical skills for searchability:
Viewer Preferences
These preferences specify how a PDF viewer should present the document. The preferences may be ignored by some PDF viewers.
public HtmlToPdfClient setPageLayout(string layout)
Specify the page layout to be used when the document is opened.
- Parameter:
-
-
layout
- Allowed Values:
-
-
single-page
— Display one page at a time. -
one-column
— Display the pages in one column. -
two-column-left
— Display the pages in two columns, with odd-numbered pages on the left. -
two-column-right
— Display the pages in two columns, with odd-numbered pages on the right.
-
-
public HtmlToPdfClient setPageMode(string mode)
Specify how the document should be displayed when opened.
- Parameter:
-
-
mode
- Allowed Values:
-
-
full-screen
— Full-screen mode. -
thumbnails
— Thumbnail images are visible. -
outlines
— Document outline is visible.
-
-
public HtmlToPdfClient setInitialZoomType(string zoomType)
Specify how the page should be displayed when opened.
- Parameter:
-
-
zoomType
- Allowed Values:
-
-
fit-width
— The page content is magnified just enough to fit the entire width of the page within the window. -
fit-height
— The page content is magnified just enough to fit the entire height of the page within the window. -
fit-page
— The page content is magnified just enough to fit the entire page within the window both horizontally and vertically. If the required horizontal and vertical magnification factors are different, use the smaller of the two, centering the page within the window in the other dimension.
-
-
public HtmlToPdfClient setInitialPage(int page)
Display the specified page when the document is opened.
- Parameter:
-
-
page
(int)- Constraint:
-
- Must be a positive integer.
-
- Example:
-
-
Start at second page:
setInitialPage(2)
-
Start at second page:
public HtmlToPdfClient setInitialZoom(int zoom)
Specify the initial page zoom in percents when the document is opened.
- Parameter:
-
-
zoom
(int)- Constraint:
-
- Must be a positive integer.
-
- Example:
-
-
Half-size zoom level:
setInitialZoom(50)
-
Half-size zoom level:
public HtmlToPdfClient setHideToolbar(bool value)
Specify whether to hide the viewer application's tool bars when the document is active.
- Parameter:
-
-
value
(bool) - Set totrue
to hide tool bars.- Default:
-
false
-
public HtmlToPdfClient setHideWindowUi(bool value)
Specify whether to hide user interface elements in the document's window (such as scroll bars and navigation controls), leaving only the document's contents displayed.
- Parameter:
-
-
value
(bool) - Set totrue
to hide ui elements.- Default:
-
false
-
public HtmlToPdfClient setFitWindow(bool value)
Specify whether to resize the document's window to fit the size of the first displayed page.
- Parameter:
-
-
value
(bool) - Set totrue
to resize the window.- Default:
-
false
-
public HtmlToPdfClient setCenterWindow(bool value)
Specify whether to position the document's window in the center of the screen.
- Parameter:
-
-
value
(bool) - Set totrue
to center the window.- Default:
-
false
-
public HtmlToPdfClient setDisplayTitle(bool value)
Specify whether the window's title bar should display the document title. If false , the title bar should instead display the name of the PDF file containing the document.
- Parameter:
-
-
value
(bool) - Set totrue
to display the title.- Default:
-
false
-
public HtmlToPdfClient setRightToLeft(bool value)
Set the predominant reading order for text to right-to-left. This option has no direct effect on the document's contents or page numbering but can be used to determine the relative positioning of pages when displayed side by side or printed n-up
- Parameter:
-
-
value
(bool) - Set totrue
to set right-to-left reading order.- Default:
-
false
-
Data
Methods related to HTML template rendering.
public HtmlToPdfClient setDataString(string dataString)
Set the input data for template rendering. The data format can be JSON, XML, YAML or CSV.
- Parameter:
-
-
dataString
- The input data string.
-
- Example:
-
-
Template variables for mail merge:
setDataString("{"recipient": "Anna May", "sender": "John Doe"}")
-
Template variables for mail merge:
public HtmlToPdfClient setDataFile(string dataFile)
Load the input data for template rendering from the specified file. The data format can be JSON, XML, YAML or CSV.
- Parameter:
-
-
dataFile
- The file path to a local file containing the input data.
-
- Example:
-
-
External data for template rendering:
setDataFile("/home/user/john/data.json")
-
External data for template rendering:
public HtmlToPdfClient setDataFormat(string dataFormat)
Specify the input data format.
- Parameter:
-
-
dataFormat
- The data format.- Allowed Values:
-
-
auto
— the data format is auto detected -
json
-
xml
-
yaml
-
csv
-
- Default:
-
auto
-
public HtmlToPdfClient setDataEncoding(string encoding)
Set the encoding of the data file set by setDataFile.
- Parameter:
-
-
encoding
- The data file encoding.- Default:
-
utf-8
-
- Example:
-
-
Set to use Latin-2 encoding:
setDataEncoding("iso8859-2")
-
Set to use Latin-2 encoding:
public HtmlToPdfClient setDataIgnoreUndefined(bool value)
Ignore undefined variables in the HTML template. The default mode is strict so any undefined variable causes the conversion to fail. You can use {% if variable is defined %} to check if the variable is defined.
- Parameter:
-
-
value
(bool) - Set totrue
to ignore undefined variables.- Default:
-
false
-
public HtmlToPdfClient setDataAutoEscape(bool value)
Auto escape HTML symbols in the input data before placing them into the output.
- Parameter:
-
-
value
(bool) - Set totrue
to turn auto escaping on.- Default:
-
false
-
public HtmlToPdfClient setDataTrimBlocks(bool value)
Auto trim whitespace around each template command block.
- Parameter:
-
-
value
(bool) - Set totrue
to turn auto trimming on.- Default:
-
false
-
public HtmlToPdfClient setDataOptions(string options)
csv_delimiter
- The CSV data delimiter, the default is,
.xml_remove_root
- Remove the root XML element from the input data.data_root
- The name of the root element inserted into the input data without a root node (e.g. CSV), the default isdata
.
- Parameter:
-
-
options
- Comma separated list of options.
-
- Examples:
-
-
Use semicolon to separate CSV data:
setDataOptions("csv_delimiter=;")
-
Name the root of data
rows
and use the name in the template loop {% for row in rows %}...{% endfor %}:setDataOptions("data_root=rows")
-
Remove XML root so it the HTML template can be more simple:
setDataOptions("xml_remove_root=1")
-
Use semicolon to separate CSV data:
Miscellaneous
public HtmlToPdfClient setDebugLog(bool value)
Turn on the debug logging. Details about the conversion are stored in the debug log. The URL of the log can be obtained from the getDebugLogUrl method or available in conversion statistics.
- Parameter:
-
-
value
(bool) - Set totrue
to enable the debug logging.- Default:
-
false
-
public string getDebugLogUrl()
Get the URL of the debug log for the last conversion.
- Returns:
- string - The link to the debug log.
public int getRemainingCreditCount()
Get the number of conversion credits available in your account.
This method can only be called after a call to one of the convertXtoY methods.
The returned value can differ from the actual count if you run parallel conversions.
The special value 999999
is returned if the information is not available.
- Returns:
- int - The number of credits.
public int getConsumedCreditCount()
Get the number of credits consumed by the last conversion.
- Returns:
- int - The number of credits.
public string getJobId()
Get the job id.
- Returns:
- string - The unique job identifier.
public int getPageCount()
Get the number of pages in the output document.
- Returns:
- int - The page count.
public int getTotalPageCount()
Get the total number of pages in the original output document, including the pages excluded by setPrintPageRange().
- Returns:
- int - The total page count.
public int getOutputSize()
Get the size of the output in bytes.
- Returns:
- int - The count of bytes.
public string getVersion()
Get the version details.
- Returns:
- string - API version, converter version, and client version.
public HtmlToPdfClient setTag(string tag)
Tag the conversion with a custom value. The tag is used in conversion statistics. A value longer than 32 characters is cut off.
- Parameter:
-
-
tag
- A string with the custom tag.
-
- Example:
-
-
Track job in analytics:
setTag("client-1234")
-
Track job in analytics:
public HtmlToPdfClient setHttpProxy(string proxy)
A proxy server used by the conversion process for accessing the source URLs with HTTP scheme. It can help to circumvent regional restrictions or provide limited access to your intranet.
- Parameter:
-
-
proxy
- Constraint:
-
- The value must have format DOMAIN_OR_IP_ADDRESS:PORT.
-
- Examples:
-
-
Corporate proxy server:
setHttpProxy("myproxy.com:8080")
-
Direct IP proxy connection:
setHttpProxy("113.25.84.10:33333")
-
Corporate proxy server:
public HtmlToPdfClient setHttpsProxy(string proxy)
A proxy server used by the conversion process for accessing the source URLs with HTTPS scheme. It can help to circumvent regional restrictions or provide limited access to your intranet.
- Parameter:
-
-
proxy
- Constraint:
-
- The value must have format DOMAIN_OR_IP_ADDRESS:PORT.
-
- Examples:
-
-
Secure proxy for HTTPS:
setHttpsProxy("myproxy.com:443")
-
Direct secure proxy IP:
setHttpsProxy("113.25.84.10:44333")
-
Secure proxy for HTTPS:
public HtmlToPdfClient setClientCertificate(string certificate)
A client certificate to authenticate the converter on your web server. The certificate is used for two-way SSL/TLS authentication and adds extra security.
- Parameter:
-
-
certificate
- The file must be in PKCS12 format.- Constraint:
-
- The file must exist and not be empty.
-
- Example:
-
-
Custom CA certificate path:
setClientCertificate("/home/user/john/pdfcrowd.crt")
-
Custom CA certificate path:
public HtmlToPdfClient setClientCertificatePassword(string password)
A password for PKCS12 file with a client certificate if it is needed.
- Parameter:
-
-
password
-
- Example:
-
-
PKCS12 certificate password:
setClientCertificatePassword("123456")
-
PKCS12 certificate password:
Tweaks
Expert options for fine-tuning output.
public HtmlToPdfClient setLayoutDpi(int dpi)
Set the internal DPI resolution used for positioning of PDF contents. It can help in situations when there are small inaccuracies in the PDF. It is recommended to use values that are a multiple of 72, such as 288 or 360.
- Availability:
- API client >= 5.0.0, converter >= 20.10. See versioning.
- Parameter:
-
-
dpi
(int) - The DPI value.- Constraint:
-
- The accepted range is 72-600.
- Default:
-
300
-
- Example:
-
-
Low DPI for faster processing:
setLayoutDpi(144)
-
Low DPI for faster processing:
public HtmlToPdfClient setContentAreaX(string x)
Set the top left X coordinate of the content area. It is relative to the top left X coordinate of the print area.
- Parameter:
-
-
x
- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'. It may contain a negative value.
- Default:
-
0in
-
- Examples:
-
-
Extend content beyond left margin:
setContentAreaX("-1in")
-
Slight inset from print edge:
setContentAreaX("10mm")
-
Extend content beyond left margin:
public HtmlToPdfClient setContentAreaY(string y)
Set the top left Y coordinate of the content area. It is relative to the top left Y coordinate of the print area.
- Parameter:
-
-
y
- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'. It may contain a negative value.
- Default:
-
0in
-
- Examples:
-
-
Extend content beyond left margin:
setContentAreaY("-1in")
-
Slight inset from print edge:
setContentAreaY("10mm")
-
Extend content beyond left margin:
public HtmlToPdfClient setContentAreaWidth(string width)
Set the width of the content area. It should be at least 1 inch.
- Parameter:
-
-
width
- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
The width of the print area.
-
- Examples:
-
-
Content for letter-width viewport:
setContentAreaWidth("8in")
-
Content for A4 portrait layout:
setContentAreaWidth("210mm")
-
Content for letter-width viewport:
public HtmlToPdfClient setContentAreaHeight(string height)
Set the height of the content area. It should be at least 1 inch.
- Parameter:
-
-
height
- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
The height of the print area.
-
- Examples:
-
-
Content for letter-width viewport:
setContentAreaHeight("8in")
-
Content for A4 portrait layout:
setContentAreaHeight("210mm")
-
Content for letter-width viewport:
public HtmlToPdfClient setContentArea(string x, string y, string width, string height)
Set the content area position and size. The content area enables to specify a web page area to be converted.
- Parameters:
-
-
x
- Set the top left X coordinate of the content area. It is relative to the top left X coordinate of the print area.- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'. It may contain a negative value.
- Default:
-
0in
-
y
- Set the top left Y coordinate of the content area. It is relative to the top left Y coordinate of the print area.- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'. It may contain a negative value.
- Default:
-
0in
-
width
- Set the width of the content area. It should be at least 1 inch.- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
The width of the print area.
-
height
- Set the height of the content area. It should be at least 1 inch.- Constraint:
-
- The value must be specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Default:
-
The height of the print area.
-
public HtmlToPdfClient setContentsMatrix(string matrix)
A 2D transformation matrix applied to the main contents on each page. The origin [0,0] is located at the top-left corner of the contents. The resolution is 72 dpi.
- Availability:
- API client >= 5.0.0, converter >= 20.10. See versioning.
- Parameter:
-
-
matrix
- A comma separated string of matrix elements: "scaleX,skewX,transX,skewY,scaleY,transY"- Default:
-
1,0,0,0,1,0
-
- Examples:
-
-
Fine tune the contents height:
setContentsMatrix("1,0,0,0,1.001,0")
-
Translate the contents by -10 points in both directions:
setContentsMatrix("1,0,-10,0,1,-10")
-
Fine tune the contents height:
public HtmlToPdfClient setHeaderMatrix(string matrix)
A 2D transformation matrix applied to the page header contents. The origin [0,0] is located at the top-left corner of the header. The resolution is 72 dpi.
- Availability:
- API client >= 5.0.0, converter >= 20.10. See versioning.
- Parameter:
-
-
matrix
- A comma separated string of matrix elements: "scaleX,skewX,transX,skewY,scaleY,transY"- Default:
-
1,0,0,0,1,0
-
- Examples:
-
-
Fine tune the header contents height:
setHeaderMatrix("1,0,0,0,1.001,0")
-
Translate the header contents by -10 points in both directions:
setHeaderMatrix("1,0,-10,0,1,-10")
-
Fine tune the header contents height:
public HtmlToPdfClient setDisablePageHeightOptimization(bool value)
Disable automatic height adjustment that compensates for pixel to point rounding errors.
- Availability:
- API client >= 5.0.0, converter >= 20.10. See versioning.
- Parameter:
-
-
value
(bool) - Set totrue
to disable automatic height scale.- Default:
-
false
-
public HtmlToPdfClient setMainDocumentCssAnnotation(bool value)
pdfcrowd-page-X
- where X is the current page numberpdfcrowd-page-odd
- odd pagepdfcrowd-page-even
- even page
- Availability:
- API client >= 5.0.0, converter >= 20.10. See versioning.
- Parameter:
-
-
value
(bool) - Set totrue
to add the special CSS classes.- Default:
-
false
-
- Example:
-
-
CSS styling by page number in API Playground
-
public HtmlToPdfClient setMaxLoadingTime(int maxTime)
Set the maximum time to load the page and its resources. After this time, all requests will be considered successful. This can be useful to ensure that the conversion does not timeout. Use this method if there is no other way to fix page loading.
- Availability:
- API client >= 5.15.0, converter >= 20.10. See versioning.
- Parameter:
-
-
maxTime
(int) - The number of seconds to wait.- Constraint:
-
- The accepted range is 10-30.
-
public HtmlToPdfClient setConversionConfig(string jsonString)
Allows to configure conversion via JSON. The configuration defines various page settings for individual PDF pages or ranges of pages. It provides flexibility in designing each page of the PDF, giving control over each page's size, header, footer etc. If a page or parameter is not explicitly specified, the system will use the default settings for that page or attribute. If a JSON configuration is provided, the settings in the JSON will take precedence over the global options.
The structure of the JSON must be:
- pageSetup: An array of objects where each object defines the configuration for a specific page or range of pages. The following properties can be set for each page object:
-
pages:
A comma-separated list of page numbers or ranges.
Special strings may be used, such as `odd`, `even` and `last`.
For example:
- 1-: from page 1 to the end of the document
- 2: only the 2nd page
- 2,4,6: pages 2, 4, and 6
- 2-5: pages 2 through 5
- odd,2: the 2nd page and all odd pages
- pageSize: The page size (optional). Possible values: A0, A1, A2, A3, A4, A5, A6, Letter.
- pageWidth: The width of the page (optional).
- pageHeight: The height of the page (optional).
- marginLeft: Left margin (optional).
- marginRight: Right margin (optional).
- marginTop: Top margin (optional).
- marginBottom: Bottom margin (optional).
-
displayHeader: Header appearance (optional). Possible values:
- none: completely excluded
- space: only the content is excluded, the space is used
- content: the content is printed (default)
-
displayFooter: Footer appearance (optional). Possible values:
- none: completely excluded
- space: only the content is excluded, the space is used
- content: the content is printed (default)
- headerHeight: Height of the header (optional).
- footerHeight: Height of the footer (optional).
- orientation: Page orientation, such as "portrait" or "landscape" (optional).
- backgroundColor: Page background color in RRGGBB or RRGGBBAA hexadecimal format (optional).
-
pages:
A comma-separated list of page numbers or ranges.
Special strings may be used, such as `odd`, `even` and `last`.
For example:
Dimensions may be empty, 0 or specified in inches 'in', millimeters 'mm', centimeters 'cm', pixels 'px', or points 'pt'.
- Availability:
- API client >= 6.1.0, converter >= 24.04. See versioning.
- Parameter:
-
-
jsonString
- The JSON string.
-
- Examples:
-
-
Modify the margins and orientation, and hide the header and footer on some pages.
{ "pageSetup": [ { "pages": "1,3", "marginLeft": "72pt", "marginRight": "72pt", "marginTop": "72pt", "marginBottom": "72pt", "displayHeader": "content", "displayFooter": "none" }, { "pages": "2-5", "orientation": "landscape", "marginTop": "0", "marginBottom": "0", "headerHeight": "1cm", "displayHeader": "content", "displayFooter": "none" }, { "pages": "10", "pageWidth": "6in", "pageHeight": "10in", "displayHeader": "none", "displayFooter": "content" }, { "pages": "last", "backgroundColor": "00ff0080" } ] }
-
A header is placed only on the first page, and a footer only on the last page. No space is occupied on other pages.
{ "pageSetup": [ { "pages": "1-", "displayHeader": "none", "displayFooter": "none" }, { "pages": "1", "displayHeader": "content" }, { "pages": "last", "displayFooter": "content" } ] }
-
public HtmlToPdfClient setConversionConfigFile(string filepath)
Allows to configure the conversion process via JSON file. See details of the JSON string.
- Availability:
- API client >= 6.1.0, converter >= 24.04. See versioning.
- Parameter:
-
-
filepath
- The file path to a local file.- Constraint:
-
- The file must exist and not be empty.
-
- Examples:
-
-
External conversion settings:
setConversionConfigFile("/home/user/john/conv_config.json")
-
see example of the JSON string
-
External conversion settings:
public HtmlToPdfClient setConverterUserAgent(string agent)
Specifies the User-Agent HTTP header that will be used by the converter when a request is made to the converted web page.
- Availability:
- API client >= 6.4.0 See versioning.
- Parameter:
-
-
agent
- The user agent.- Allowed Values:
-
-
chrome-desktop
— The user-agent for desktop chrome corresponding to the converter used. -
chrome-mobile
— The user-agent for mobile chrome corresponding to the converter used. -
latest-chrome-desktop
— The user-agent of the recently released Chrome browser on desktops. -
latest-chrome-mobile
— The user-agent of the recently released Chrome browser on mobile devices. -
custom string
— A custom string for the user agent.
-
- Default:
-
latest-chrome-desktop
-
- Examples:
-
-
Mimic the recent chrome on mobiles:
setConverterUserAgent("latest-chrome-mobile")
-
Mimic Safari 18.0 browser:
setConverterUserAgent("Mozilla/5.0 (Macintosh; Intel Mac OS X 14_7_1) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.0 Safari/605.1.15")
-
Mimic the recent chrome on mobiles:
API Client Options
public HtmlToPdfClient setConverterVersion(string version)
Set the converter version. Different versions may produce different output. Choose which one provides the best output for your case.
- Availability:
- API client >= 5.0.0. See versioning.
- Parameter:
-
-
version
- The version identifier.- Allowed Values:
-
-
24.04
— Version 24.04. -
20.10
— Version 20.10. -
18.10
— Version 18.10. -
latest
— Version 20.10 is used.
-
- Default:
-
24.04
-
public HtmlToPdfClient setUseHttp(bool value)
Specify whether to use HTTP or HTTPS when connecting to the PDFCrowd API.
- Parameter:
-
-
value
(bool) - Set totrue
to use HTTP.- Default:
-
false
-
public HtmlToPdfClient setClientUserAgent(string agent)
Specifies the User-Agent HTTP header that the client library will use when interacting with the API.
- Availability:
- API client >= 6.4.0 See versioning.
- Parameter:
-
-
agent
- The user agent string.
-
public HtmlToPdfClient setUserAgent(string agent)
Set a custom user agent HTTP header. It can be useful if you are behind a proxy or a firewall.
- Parameter:
-
-
agent
- The user agent string.- Default:
-
pdfcrowd_dotnet_client/6.5.2 (https://pdfcrowd.com)
-
public HtmlToPdfClient setProxy(string host, int port, string userName, string password)
Specifies an HTTP proxy that the API client library will use to connect to the internet.
- Parameters:
-
-
host
- The proxy hostname. -
port
(int) - The proxy port. -
userName
- The username. -
password
- The password.
-
public HtmlToPdfClient setRetryCount(int count)
Specifies the number of automatic retries when the 502 or 503 HTTP status code is received. The status code indicates a temporary network issue. This feature can be disabled by setting to 0.
- Parameter:
-
-
count
(int) - Number of retries.- Default:
-
1
-
- Example:
-
-
Retry failed requests three times:
setRetryCount(3)
-
Retry failed requests three times: