virtualized some Region calls.

There is a deeper issue here: regions should be handled by the graphics driver that is associated with the Fl_Window of this widget... .

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11643 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 31 insertions, 0 deletions

diff --git a/src/Fl_Graphics_Driver.cxx b/src/Fl_Graphics_Driver.cxx
index 72f52427f..510852b5b 100644
--- a/src/Fl_Graphics_Driver.cxx
+++ b/src/Fl_Graphics_Driver.cxx
@@ -37,6 +37,18 @@ Fl_Graphics_Driver::Fl_Graphics_Driver() {
   font_descriptor_ = NULL;
 };
 
+
+Fl_Graphics_Driver &Fl_Graphics_Driver::default_driver()
+{
+  static Fl_Graphics_Driver *pMainDriver = 0L;
+  if (!pMainDriver) {
+    pMainDriver = Fl_Display_Device::display_device()->driver();
+  }
+  return *pMainDriver;
+}
+
+
+
 void Fl_Graphics_Driver::text_extents(const char*t, int n, int& dx, int& dy, int& w, int& h)
 {
   w = (int)width(t, n);
@@ -100,6 +112,25 @@ void Fl_Graphics_Driver::free_color(Fl_Color i, int overlay)
 }
 
 
+void Fl_Graphics_Driver::add_rectangle_to_region(Fl_Region r, int x, int y, int w, int h)
+{
+  // nothing to do, reimplement in driver if needed
+}
+
+
+Fl_Region Fl_Graphics_Driver::XRectangleRegion(int x, int y, int w, int h)
+{
+  // nothing to do, reimplement in driver if needed
+  return 0;
+}
+
+
+void Fl_Graphics_Driver::XDestroyRegion(Fl_Region r)
+{
+  // nothing to do, reimplement in driver if needed
+}
+
+
 //
 // End of "$Id$".
 //