Make hybrid Wayland/X11 platform.

1 files changed, 37 insertions, 0 deletions

diff --git a/src/drivers/Cairo/Fl_Display_Cairo_Graphics_Driver.H b/src/drivers/Cairo/Fl_Display_Cairo_Graphics_Driver.H
new file mode 100644
index 000000000..76986af9a
--- /dev/null
+++ b/src/drivers/Cairo/Fl_Display_Cairo_Graphics_Driver.H
@@ -0,0 +1,37 @@
+//
+// Support for using Cairo to draw into X11 windows for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 2022 by Bill Spitzak and others.
+//
+// This library is free software. Distribution and use rights are outlined in
+// the file "COPYING" which should have been included with this file.  If this
+// file is missing or damaged, see the license at:
+//
+//     https://www.fltk.org/COPYING.php
+//
+// Please see the following page on how to report bugs and issues:
+//
+//     https://www.fltk.org/bugs.php
+//
+
+/* \file
+    Declaration of class Fl_Display_Cairo_Graphics_Driver.
+*/
+
+#ifndef FL_DISPLAY_CAIRO_GRAPHICS_DRIVER_H
+# define FL_DISPLAY_CAIRO_GRAPHICS_DRIVER_H
+
+#include "Fl_Cairo_Graphics_Driver.H"
+
+class Fl_Display_Cairo_Graphics_Driver : public Fl_Cairo_Graphics_Driver {
+private:
+  static void *gc_;
+public:
+  virtual void scale(float f);
+  virtual float scale() {return Fl_Graphics_Driver::scale();}
+  virtual void gc(void *value);
+  virtual void* gc();
+  virtual void copy_offscreen(int x, int y, int w, int h, Fl_Offscreen pixmap, int srcx, int srcy);
+ };
+
+#endif // FL_DISPLAY_CAIRO_GRAPHICS_DRIVER_H