prawn-labels | simple helper to generate labels | Document Editor library
kandi X-RAY | prawn-labels Summary
kandi X-RAY | prawn-labels Summary
Prawn/Labels: A simple helper to generate labels for Prawn PDFs
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Top functions reviewed by kandi - BETA
- Create a label
- Renders the text of the document .
- Converts a column to a row .
- Generate a header for a specific type
prawn-labels Key Features
prawn-labels Examples and Code Snippets
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Trending Discussions on prawn-labels
QUESTION
I'm using Ruby for scripting, and Prawn-labels to print ISBN labels for books, using Barby to generate the EAN-13 bar codes.
The ISBNs come out of MySQL. That works fine. I can create a PDF of 30-up labels containing the titles of the books, using Prawn/labels. That works fine.
However, I am not having much joy putting a Barby-generated PNG image of the proper EAN-13 barcode on the label.
Here's getting the info out of the database and generating EAN-13, pretty straightforward:
...ANSWER
Answered 2020-Dec-08 at 23:46Use pdf.image(png)
instead of pdf.embed_image
. This is a wrapper around pdf.embed_image
that does the necessary work of getting the necessary data out of the PNG file.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
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Install prawn-labels
On a UNIX-like operating system, using your system’s package manager is easiest. However, the packaged Ruby version may not be the newest one. There is also an installer for Windows. Managers help you to switch between multiple Ruby versions on your system. Installers can be used to install a specific or multiple Ruby versions. Please refer ruby-lang.org for more information.
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