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Remove apparent breaking of ABI compatibility by class Fl_Device_Plugin

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Also, add Doxygen comment this class is not for use outside the library.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@12030 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Manolo Gouy 2016-10-16 15:00:02 +00:00
parent de80a36218
commit 7fcdea663e
1 changed files with 7 additions and 2 deletions
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9
FL/Fl_Device.H
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@ -600,7 +600,9 @@ public:
/**
This plugin socket allows the integration of new device drivers for special
window or screen types. It is currently used to provide an automated printing
window or screen types.
This class is not intended for use outside the FLTK library.
It is currently used to provide an automated printing
service and screen capture for OpenGL windows, if linked with fltk_gl.
*/
class FL_EXPORT Fl_Device_Plugin : public Fl_Plugin {
@ -621,7 +623,10 @@ public:
/** captures a rectangle of a widget as an image
\return The captured pixels as an RGB image
*/
virtual Fl_RGB_Image* rectangle_capture(Fl_Widget *widget, int x, int y, int w, int h) = 0;
#ifdef FL_LIBRARY
virtual
#endif
Fl_RGB_Image* rectangle_capture(Fl_Widget *widget, int x, int y, int w, int h) {return NULL;}
};
#endif // Fl_Device_H