Sep 24, 2020 · "qt.qpa.fonts: Populating font family aliases took 1268 ms. Replace uses of missing font family "Verdana" with one that exists to avoid this cost. How to overcome this?

The Qt Prerendered Font (QPF2) is an architecture-independent, light-weight and non-scalable font format. Qt comes with the cross-platform makeqpf tool, included in the tools directory, which allows generation of QPF2 files from system fonts.

Registers a font with the given set of attributes describing the font's foundry, family name, style and stretch information, pixel size, and supported writing systems. Additional information about whether the font can be scaled and antialiased can also be provided.

May 22, 2022 · qt.qpa.fonts: Populating font family aliases took 72 ms. Replace uses of missing font family "Menlo" with one that exists to avoid this cost. I've tried explicitly setting the font via QFont: app.setFont(QFont('Helvetica')) And also using Stylesheets (for all elements): app.setStyleSheet("QLabel{font-family: 'Helvetica';}")

Apr 28, 2021 · That got rid of the "qt.qpa.fonts: Unable to open default EUDC font: C:\WINDOWS\FONTS\EUDC.TTE" message inside my Visual Studio Code terminal. I chose ASIMOV.TTF because it's a font that would stand out if it gets used. I haven't seen the font appear anywhere in my Python app or in Qt Designer while finishing up my project.

QPA is the platform abstraction layer for Qt 5 and replaces QWS and the platform ports from Qt 4. You can learn about it at this video presentation: QPA - The Qt Platform Abstraction by Thomas Senyk. There is currently little documentation for QPA.

Dec 20, 2023 · Try setting a font in the Python section of the preferences: https://wiki.freecad.org/Preferences_Editor#Editor

Apr 9, 2019 · 如果你设置了QT_QPA_FONTDIR环境变量，那么Qt会在环境变量这个路径中查找可用字体；如果未设置环境变量，则会在Qt安装目录下的lib/fonts目录下查找可用字体。

Mar 21, 2024 · (qt.qpa.fonts) Populating font family aliases took 405 ms. Replace uses of missing font family "Sans-serif" with one th Post here for help on using FreeCAD's graphical user interface (GUI).

Sep 3, 2024 · QT_QPA_FONTDIR是一个环境变量，在Qt（跨平台应用程序开发框架）中用于指定字体目录路径。 当应用程序需要查找字体文件时，它会检查这个环境变量所指向的目录，以便找到所需的字体资源。 设置QT_QPA_FONTDIR有助于确保Qt应用程序能够访问到系统上预装的字体或自定义安装的字体。 如果你是一名开发者，并希望在编写Qt程序时让它们自动搜索字体，你可以在项目的构建配置中设置这个环境变量，或者在运行时通过操作系统命令行设置它。 在Ubuntu …