diff options
| -rw-r--r-- | FL/Fl.H | 10 |
1 files changed, 5 insertions, 5 deletions
@@ -1039,14 +1039,14 @@ int main() { The scaling factor is initialized by the library to a value based on information obtained from the OS. If this initial value is not satisfactory, the FLTK_SCALING_FACTOR environment variable - can be set to a value FLTK will use as initial scaling factor. - The scaling factor value can be further changed at runtime - by typing ctrl-/+/-/0/ (cmd-/+/-/0/ under MacOS). FLTK sends the + can be set to a value FLTK will multiply to the OS-given value. + The 2 variants of functions Fl::screen_scale() allow to programmatically get and set + scaling factor values. The scaling factor value can be further changed at runtime + by typing ctrl-/+/-/0/ (cmd-/+/-/0/ under macOS). FLTK sends the \ref FL_ZOOM_EVENT when the factor value is changed, to which a callback can be associated with Fl::add_handler(). - By default, FLTK also displays the new scaling factor value in a yellow, transient window. + By default, FLTK displays the new scaling factor value in a yellow, transient window. This can be changed with option Fl::OPTION_SHOW_SCALING. - The scaling factor value is programmatically get and set with the Fl::screen_scale() functions. @{ */ static int x(); // via screen driver static int y(); // via screen driver |