Kaj Grönholm
- Indexed articles, last 90 days
- 2
- Latest publication
- Sep 23, 2026
- Outlet visibility, for Qt
- Top 500K sites
- Earliest in this view
- Sep 18, 2026
Latest articles
Canvas2D: WatchUI Demo (opens the original)
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In the previous blog post I introduced Canvas2D, the new QML item in Qt 6.12 that lets you paint with JavaScript using the GPU through Qt Canvas Painter. That post was about the API: what it is, how it compares to Qt Quick Canvas and to the QCanvasPainter C++ API, and how fast it is. But that post might have left someone wondering what a real UI built with it could actually look like.So, while testing Canvas2D (and QQEM) in preparation for the Qt 6.12.0 release, I spent a few days building a dem
Canvas2D: New QML canvas element using Qt Canvas Painter (opens the original)
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In the earlier blog posts about Qt Canvas Painter we have looked at what it is, the new rendering features it brings, how fast it is compared to QPainter, and how path caching makes even a million line segments render smoothly. All of those earlier blog posts used the QCanvasPainter C++ API. At the end of the path caching post I teased that a QML element was coming, and it is here now: Canvas2D, available in Qt 6.12. Note: While the Qt Canvas Painter C++ API is no longer a technology preview in
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Top 500K sites
For Qt, the outlet · Measured Aug 1, 2026
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