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authorMatthias Melcher <fltk@matthiasm.com>2010-03-16 22:51:31 +0000
committerMatthias Melcher <fltk@matthiasm.com>2010-03-16 22:51:31 +0000
commit762d02fb6207c40e3c0e2ff8a9d41a510094f9c0 (patch)
tree75d1ebfaded516aaaf7c972090a5b408c6b11638 /FL/Fl_Gl_Window.H
parent1b6e7bd81272849f89b6e1c34b41de0b7d67c7f5 (diff)
Using Fl_Plugin feature to automatically draw OpenGL (sub)windows. No extra coding needs to be done. Just call Fl_Printer::print_widget(...). The Fl_Gl_Printer device can (and should) be removed or at least made inaccessible.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@7280 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Diffstat (limited to 'FL/Fl_Gl_Window.H')
-rw-r--r--FL/Fl_Gl_Window.H7
1 files changed, 7 insertions, 0 deletions
diff --git a/FL/Fl_Gl_Window.H b/FL/Fl_Gl_Window.H
index dac0a096f..9842aed41 100644
--- a/FL/Fl_Gl_Window.H
+++ b/FL/Fl_Gl_Window.H
@@ -205,6 +205,13 @@ public:
*/
void make_overlay_current();
+ /** Returns an Fl_Gl_Window pointer if this widget is an Fl_Gl_Window.
+ \retval NULL if this widget is not derived from Fl_Gl_Window.
+ \note This method is provided to avoid dynamic_cast.
+ \todo More documentation ...
+ */
+ virtual Fl_Gl_Window* as_gl_window() {return this;}
+
~Fl_Gl_Window();
/**
Creates a new Fl_Gl_Window widget using the given size, and label string.