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Cordova Print Plugin

Plugin for Cordova to print documents or photos from iOS, Android and Windows Universal apps.

Supported Printer Interfaces

• Apple AirPrint
• Android Print
• Windows Print

Supported Content

• HTML
• Text
• Base64
• Images
• PDF

Supported Platforms

• Android 4.4+
• iOS 10+
• Windows 10 UWP
• Browser

Basics

The plugin creates the object cordova.plugins.printer and is accessible after the deviceready event has been fired.

document.addEventListener('deviceready', function () {
    // cordova.plugins.printer is now available
}, false);

Prints the contents of the web view:

cordova.plugins.printer.print();

Plain text:

cordova.plugins.printer.print("Hello\nWorld!");

HTML & CSS:

cordova.plugins.printer.print('<h1>Hello World!</h1>');

Images, PDF and other documents:

cordova.plugins.printer.print('file://img/logo.png');

Base64 encoded content:

cordova.plugins.printer.print('base64://...');

Note: On the browser platform the plugin only supports to print the contents of the web view.

Formatting

It's possible to pass format options to the print method that overrides the defaults:

cordova.plugins.printer.print(content, options, callback);

The defaults are defined as follows:

cordova.plugins.printer.setDefaults({ monochrome: true });

The list of possible options depend on the platform, the content type and the capabilities of the printer.

Name	Description	Type	Platform
name	The name of the print job and of the document.	String	all
copies	The number of copies for the print task.	Number	iOS Windows
pageCount	Limits the pages to print even the document contains more. To skip the last n pages you can assign a negative value on iOS.	Number	iOS Android
duplex	Either double-sided on short site (duplex:'short'), double-sided on long site (duplex:'long') or single-sided (duplex:'none').	String	all
landscape	The orientation of the printed content, portrait or landscape.	Boolean	all
monochrome	If your application only prints black text, setting this property to true can result in better performance in many cases.	Boolean	all
photo	Set to true to change the media type to photography for higher quality.	Boolean	iOS Windows
printer	The network URL to the printer.	String	iOS
maxHeight maxWidth	Defines the maximum size of the content area.	Unit	iOS
margin.top margin.left margin.right margin.bottom	The margins for each printed page. Each printer might have its own minimum margins depends on media type and paper format.	Unit	iOS
ui.hideNumberOfCopies	Set to true to hide the control for the number of copies.	Boolean	iOS
ui.hidePaperFormat	Set to true to hide the control for the paper format.	Boolean	iOS
ui.top ui.left	The position of the printer picker.	Number	iPad
ui.height ui.width	The size of the printer picker.	Number	iPad
paper.width paper.height	The dimensions of the paper – iOS will will try to choose a format which fits bests.	Unit	iOS
paper.name	The name of the format like IsoA4 or Roll22Inch. https://docs.microsoft.com/en-us/uwp/api/windows.graphics.printing.printmediasize	String	Windows
paper.length	On roll-fed printers you can decide when the printer cuts the paper.	Unit	iOS
font.name	The name of the font family	String	iOS
font.size	The size of the font	Number	iOS Android
font.italic font.bold	Set to true to enable these font traits.	Boolean	iOS
font.align	Possible alignments are left, right, center and justified.	String	iOS
font.color	The color of the font in hexa-decimal RGB format - "FF0000" means red.	String	iOS
header.height footer.height	The height of the header or footer on each page.	Unit	iOS
header.labels footer.labels	An array of labels to display. Only use if there are more then one.	Array	iOS
header.label.text footer.label.text	The plain text to display. Use %ld to indicate where to insert the page index. For example "Page %ld" would result into "Page 1", "Page 2", ...	String	iOS
header.label.top header.label.right header.label.left header.label.bottom footer.label.*	The relative position where to place the label within the footer or header area.	Unit	iOS
header.label.font footer.label.font	The font attributes for the label.	Object	iOS
header.label.showPageIndex footer.label.showPageIndex	Set to true if you want to display the page index.	Boolean	iOS

The Unit type can be either a (float) number or a string with a special suffix.

• Supported unit suffixes are in for inches, mm for millimeters, cm for centimeters and pt for points
• "2in" are two inches whereas 2.0 or "2.0pt" are identical for two points
• One inch are 72.0 points

Direct Print

For iOS its possible to send the content directly to the printer without any dialog. Todo so pass the network URL as an option:

cordova.plugins.printer.print(content, { printer: 'ipp://...' });

To let the user pick an available printer:

cordova.plugins.printer.pick(function (url) {});

It's possible to specify the position of the picker:

cordova.plugins.printer.pick({ top: 40, left: 30 }, callback);

Note: By passing an invalid URL, the application will throw an Unable to connect to (null) exception and possibly crash.

Printable Document Types

The list of supported document types differ between mobile platforms. As of writing, Windows UWP only supports HTML and plain text.

To get a list of all printable document types:

cordova.plugins.printer.getPrintableTypes(callback);

To check if printing is supported in general:

cordova.plugins.printer.canPrintItem(callback);

Or in particular:

cordova.plugins.printer.canPrintItem('file://css/index.css', callback);

Installation

The plugin can be installed via CLI and is publicly available on NPM.

Execute from the projects root folder:

$ cordova plugin add cordova-plugin-printer

Or install a specific version:

$ cordova plugin add cordova-plugin-printer@VERSION

Or install the latest head version:

$ cordova plugin add https://github.com/katzer/cordova-plugin-printer.git

Or install from local source:

$ cordova plugin add <path> --nofetch --nosave

Then execute:

cordova build

Contributing

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request

License

This software is released under the Apache 2.0 License.

Made with 😋 from Leipzig

© 2013 appPlant GmbH