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How tp print barcodes containing letters
Message
From
24/01/2022 00:36:20
Lutz Scheffler
Lutz Scheffler Software Ingenieurbüro
Dresden, Germany
 
 
To
22/01/2022 02:24:22
General information
Forum:
Visual FoxPro
Category:
Reports & Report designer
Miscellaneous
Thread ID:
01683294
Message ID:
01683316
Views:
65
>Hi!
>
>>>Why reinvent the wheel? https://github.com/VFPX/FoxBarcode
>>Because of the fun? I have a reportlistener drawing lines or squares to create 1D / 2D barcode directly, including the math.
>
>Will it create 1D barcode for characters also ?
>Where to download it?

I have listener fx hooks code for Code128 and Code39 as well as DataMatrix. For the DataMatrix there is additional C++, because the Reed-Solomon math is to slow otherwise.
Those fx take a report-field calculate error correction if, generate the pattern and draw lines / rectangles over the area of the report-field. So thats, native, scaling and without additional fonts generators etc.
Other codes are no problem, as long as I figure out how to code-paint it, but there will be examples on the net. QR is a bit overcomplicated to encode, it's no magic, but. Would need additional code for the Reed-Solomon to the DataMatrix, because of the different levels of error correction.

It was more a suggestion how to solve it. It's in my reportlistener - and a bit tricky to untangle from that. Maybe I can hand you an non-running example. I lack the time to untangle and expose to VFPX including doc. :)
Words are given to man to enable him to conceal his true feelings.
Charles Maurice de Talleyrand-Périgord

Weeks of programming can save you hours of planning.

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