- Update libzint support for 2.15 as new baseline version, removing support for earlier versions, avoiding '#ifdef'-hell
- Based on #186
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Co-authored-by: gitlost <burmartke@gmail.com>
- New baseline minimum platform is Ubuntu 22.04
- Qt6 requires at least 6.2
- some deprecations may be flagged on later versions (e.g. 6.8)
- CMake requires at least 3.22
- Include build-tests.yml github action to validate builds on mulitple platforms
- QtTest is no longer optional since it easily comes along for the ride with Qt
- Replaced QStringRef in model::SubstitutionField with simple ParserState class
- Removed deprecations up to Qt 6.2
- Most libraries use the 7.5 mils for the minimum X value, not 10.
- Minimum recommended barcode height is 5 mm according to ISO/IEC 16388.
- Minimum quiet zone is 10 * X according to ISO/IEC 16388.
- Adjust minimum text sizes for reduced minimum barcode sizes
Signed-off-by: Marton Balint <cus@passwd.hu>
This affects the minimum size of 2D barcodes. Even though you can print
at this density, it may be problematic depending on printer quality or
scanner optics.