Include a stripped-down version of FLTK in tree and add a USE_INCLUDED_FLTK option to build against it.


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4603 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/fltk/src/Fl_Device.cxx b/common/fltk/src/Fl_Device.cxx
new file mode 100644
index 0000000..e2808ea
--- /dev/null
+++ b/common/fltk/src/Fl_Device.cxx
@@ -0,0 +1,90 @@
+//
+// "$Id: Fl_Device.cxx 8504 2011-03-04 16:48:10Z manolo $"
+//
+// implementation of Fl_Device class for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 2010-2011 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems to:
+//
+//     http://www.fltk.org/str.php
+//
+
+#include <FL/Fl.H>
+#include <FL/Fl_Device.H>
+#include <FL/Fl_Image.H>
+
+const char *Fl_Device::class_id = "Fl_Device";
+const char *Fl_Surface_Device::class_id = "Fl_Surface_Device";
+const char *Fl_Display_Device::class_id = "Fl_Display_Device";
+const char *Fl_Graphics_Driver::class_id = "Fl_Graphics_Driver";
+#if defined(__APPLE__) || defined(FL_DOXYGEN)
+const char *Fl_Quartz_Graphics_Driver::class_id = "Fl_Quartz_Graphics_Driver";
+#endif
+#if defined(WIN32) || defined(FL_DOXYGEN)
+const char *Fl_GDI_Graphics_Driver::class_id = "Fl_GDI_Graphics_Driver";
+#endif
+#if !(defined(__APPLE__) || defined(WIN32))
+const char *Fl_Xlib_Graphics_Driver::class_id = "Fl_Xlib_Graphics_Driver";
+#endif
+
+
+/** \brief Use this drawing surface for future graphics requests. */
+void Fl_Surface_Device::set_current(void)
+{
+  fl_graphics_driver = _driver;
+  _surface = this;
+}
+
+const Fl_Graphics_Driver::matrix Fl_Graphics_Driver::m0 = {1, 0, 0, 1, 0, 0};
+
+Fl_Graphics_Driver::Fl_Graphics_Driver() {
+  font_ = 0;
+  size_ = 0;
+  sptr=0; rstackptr=0; 
+  fl_clip_state_number=0;
+  m = m0; 
+  fl_matrix = &m; 
+  p = (XPOINT *)0;
+  font_descriptor_ = NULL;
+};
+
+void Fl_Graphics_Driver::text_extents(const char*t, int n, int& dx, int& dy, int& w, int& h)
+{
+  w = (int)width(t, n);
+  h = - height();
+  dx = 0;
+  dy = descent();
+}
+
+Fl_Display_Device::Fl_Display_Device(Fl_Graphics_Driver *graphics_driver) : Fl_Surface_Device( graphics_driver) {
+#ifdef __APPLE__
+  SInt32 versionMajor = 0;
+  SInt32 versionMinor = 0;
+  SInt32 versionBugFix = 0;
+  Gestalt( gestaltSystemVersionMajor, &versionMajor );
+  Gestalt( gestaltSystemVersionMinor, &versionMinor );
+  Gestalt( gestaltSystemVersionBugFix, &versionBugFix );
+  fl_mac_os_version = versionMajor * 10000 + versionMinor * 100 + versionBugFix;
+#endif
+};
+
+
+//
+// End of "$Id: Fl_Device.cxx 8504 2011-03-04 16:48:10Z manolo $".
+//