I think that can not work because layouts don't take the scale factor into account nor does stuff like ScrollView but i could be wrong.
Tom On 27.01.20 17:29, David Grieve wrote: > Wouldn't this just be a scale transform? > >> -----Original Message----- >> From: openjfx-dev <openjfx-dev-boun...@openjdk.java.net> On Behalf Of >> Mike Hearn >> Sent: Monday, January 27, 2020 11:00 AM >> To: openjfx-dev@openjdk.java.net >> Subject: [EXTERNAL] Explanation of different scaling factors anywhere? >> >> Hello, >> >> A feature I often miss when using non-web GUIs is support for browser style >> zooming. In JavaFX it is quite easy to specify all font sizes in terms of >> "ems", >> relative sizes ("largest") or percentages and then adjust the base font size >> on a >> root node inside key handlers. This works OK but doesn't do much for images >> or other controls, and of course most JavaFX GUI code specifies sizes in >> terms >> of pixels. >> >> There are various scaling factors applied to pixel sizes. There is the >> per-node >> scaling transform, but this doesn't affect layout so isn't comparable to what >> browsers do. There's a per-screen DPI, there's a "platform scale", there's a >> "render scale" and then there's a "ui scale". >> These seem related to hidpi/retina support and are all internal (for the >> purposes of this question I'm happy to modify JavaFX itself). >> >> Render scale seems to affect resolution without affecting positions or >> layout, >> so that's not quite what I want. UI scale sounds promising but isn't >> documented and I couldn't quite figure it out by reading the code, though I >> could just fiddle with it and see what happens. >> >> It feels like someone probably explored this before now. Is there a way to >> effectively expand the size of every node without altering the size of the >> containing viewport, to get browser-style layout affecting zoom? If not, >> has >> anyone explored the complexity of the modifications required? >> >> thanks, >> -mike -- Tom Schindl, CTO BestSolution.at EDV Systemhaus GmbH Salurnerstrasse 15. A-6020 Innsbruck Reg. Nr. FN 222302s am Firmenbuchgericht Innsbruck