2 files changed, 28 insertions, 0 deletions
diff --git a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver.h b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver.h
index bf5b2d3cd..bb55c1f53 100644
--- a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver.h
+++ b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver.h
@@ -37,6 +37,10 @@ public:
   static const char *class_id;
   const char *class_name() {return class_id;};
   virtual int has_feature(driver_feature mask) { return mask & NATIVE; }
+  
+  // --- bitmap stuff
+  Fl_Bitmask create_bitmask(int w, int h, const uchar *array);
+  void delete_bitmask(Fl_Bitmask bm);
   void draw(const char* str, int n, int x, int y);
   void draw(int angle, const char *str, int n, int x, int y);
   void rtl_draw(const char* str, int n, int x, int y);
diff --git a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx
index 8e9cf1fc9..cf91cb3a7 100644
--- a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx
+++ b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx
@@ -600,6 +600,30 @@ void fl_rectf(int x, int y, int w, int h, uchar r, uchar g, uchar b) {
   }
 }
 
+Fl_Bitmask Fl_Xlib_Graphics_Driver::create_bitmask(int w, int h, const uchar *data) {
+  return XCreateBitmapFromData(fl_display, fl_window, (const char *)data,
+                               (w+7)&-8, h);
+}
+
+void Fl_Xlib_Graphics_Driver::delete_bitmask(Fl_Bitmask bm) {
+  fl_delete_offscreen((Fl_Offscreen)bm);
+}
+
+void Fl_Xlib_Graphics_Driver::draw(Fl_Bitmap *bm, int XP, int YP, int WP, int HP, int cx, int cy) {
+  int X, Y, W, H;
+  if (bm->start(XP, YP, WP, HP, cx, cy, X, Y, W, H)) {
+    return;
+  }
+
+  XSetStipple(fl_display, fl_gc, bm->id_);
+  int ox = X-cx; if (ox < 0) ox += bm->w();
+  int oy = Y-cy; if (oy < 0) oy += bm->h();
+  XSetTSOrigin(fl_display, fl_gc, ox, oy);
+  XSetFillStyle(fl_display, fl_gc, FillStippled);
+  XFillRectangle(fl_display, fl_window, fl_gc, X, Y, W, H);
+  XSetFillStyle(fl_display, fl_gc, FillSolid);
+}
+
 //
 // End of "$Id$".
 //