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Add documentation of 0S-specific fl_mac_gc()

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ManoloFLTK 2023-03-20 11:09:58 +01:00
parent 41c94c4d87
commit 8178d95eb6
1 changed files with 5 additions and 3 deletions
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documentation/src/osissues.dox
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@ -853,9 +853,11 @@ All code inside Fl_Widget::draw()
is expected to call Quartz drawing functions. The Quartz coordinate system
is flipped to match
FLTK's coordinate system. The origin for all drawing is in the top
left corner of the enclosing Fl_Window. The global variable
\c fl_gc (of type \c CGContextRef) is the appropriate Quartz 2D drawing environment.
Include FL/platform.H to declare the \c fl_gc variable.
left corner of the enclosing Fl_Window. The function \c fl_mac_gc() returns the appropriate
Quartz 2D drawing environment (of type \c CGContextRef). For compatibility with previous FLTK
versions, deprecated global variable \c fl_gc gives the same value.
Include FL/platform.H to declare the \c fl_mac_gc() function (or the \c fl_gc variable).
\subsection osissues_localize Internationalization
All FLTK programs contain an application menu with, e.g., the About xxx, Hide xxx, and Quit xxx items.