1 files changed, 98 insertions, 0 deletions
diff --git a/src/drivers/Xlib/Fl_Xlib_Copy_Surface_Driver.cxx b/src/drivers/Xlib/Fl_Xlib_Copy_Surface_Driver.cxx
new file mode 100644
index 000000000..8615fbb8b
--- /dev/null
+++ b/src/drivers/Xlib/Fl_Xlib_Copy_Surface_Driver.cxx
@@ -0,0 +1,98 @@
+//
+// "$Id: Fl_Xlib_Copy_Surface.cxx 11241 2016-02-27 13:52:27Z manolo $"
+//
+// Copy-to-clipboard code for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998-2016 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:
+//
+//     http://www.fltk.org/COPYING.php
+//
+// Please report all bugs and problems on the following page:
+//
+//     http://www.fltk.org/str.php
+//
+
+#include "../../config_lib.h"
+
+#ifdef FL_CFG_GFX_XLIB
+#include <FL/Fl_Copy_Surface.H>
+#include <FL/Fl.H>
+#include <FL/fl_draw.H>
+#include "Fl_Translated_Xlib_Graphics_Driver.H"
+
+class Fl_Xlib_Copy_Surface_Driver : public Fl_Copy_Surface_Driver {
+  friend class Fl_Copy_Surface_Driver;
+protected:
+  Fl_Offscreen xid;
+  Window oldwindow;
+  Fl_Surface_Device *_ss;
+  Fl_Xlib_Copy_Surface_Driver(int w, int h);
+  ~Fl_Xlib_Copy_Surface_Driver();
+  void set_current();
+  void translate(int x, int y);
+  void untranslate();
+  int w() {return width;}
+  int h() {return height;}
+  int printable_rect(int *w, int *h) {*w = width; *h = height; return 0;}
+};
+
+
+Fl_Copy_Surface_Driver *Fl_Copy_Surface_Driver::newCopySurfaceDriver(int w, int h)
+{
+  return new Fl_Xlib_Copy_Surface_Driver(w, h);
+}
+
+
+Fl_Xlib_Copy_Surface_Driver::Fl_Xlib_Copy_Surface_Driver(int w, int h) : Fl_Copy_Surface_Driver(w, h) {
+  driver(new Fl_Translated_Xlib_Graphics_Driver());
+  Fl::first_window()->make_current();
+  oldwindow = fl_xid(Fl::first_window());
+  xid = fl_create_offscreen(w,h);
+  _ss = NULL;
+  Fl_Surface_Device *present_surface = Fl_Surface_Device::surface();
+  Fl_Surface_Device::set_current();
+  fl_window = xid;
+  driver()->color(FL_WHITE);
+  driver()->rectf(0, 0, w, h);
+  present_surface->set_current();
+  fl_window = oldwindow;
+}
+
+
+Fl_Xlib_Copy_Surface_Driver::~Fl_Xlib_Copy_Surface_Driver() {
+  fl_pop_clip();
+  unsigned char *data = fl_read_image(NULL,0,0,width,height,0);
+  fl_window = oldwindow;
+  _ss->set_current();
+  Fl::copy_image(data,width,height,1);
+  delete[] data;
+  fl_delete_offscreen(xid);
+}
+
+
+void Fl_Xlib_Copy_Surface_Driver::set_current() {
+  fl_window = xid;
+  if (!_ss) _ss = Fl_Surface_Device::surface();
+  Fl_Surface_Device::set_current();
+  fl_push_no_clip();
+}
+
+
+void Fl_Xlib_Copy_Surface_Driver::translate(int x, int y) {
+  ((Fl_Translated_Xlib_Graphics_Driver*)driver())->translate_all(x, y);
+}
+
+
+void Fl_Xlib_Copy_Surface_Driver::untranslate() {
+  ((Fl_Translated_Xlib_Graphics_Driver*)driver())->untranslate_all();
+}
+
+#endif // FL_CFG_GFX_XLIB
+
+//
+// End of "$Id: Fl_Copy_Surface.H 11220 2016-02-26 12:51:47Z manolo $".
+//