Add scaled image drawing to the X11 platform using Xrender.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.4@12200 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 4 insertions, 1 deletions

diff --git a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver.H b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver.H
index 2d94bebf4..a84952aed 100644
--- a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver.H
+++ b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver.H
@@ -3,7 +3,7 @@
 //
 // Definition of class Fl_Xlib_Graphics_Driver for the Fast Light Tool Kit (FLTK).
 //
-// Copyright 2010-2016 by Bill Spitzak and others.
+// Copyright 2010-2017 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
@@ -106,6 +106,9 @@ public:
   void draw_image(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=3);
   void draw_image_mono(const uchar* buf, int X,int Y,int W,int H, int D=1, int L=0);
   void draw_image_mono(Fl_Draw_Image_Cb cb, void* data, int X,int Y,int W,int H, int D=1);
+#if HAVE_XRENDER
+  int draw_scaled(Fl_Image *img, int XP, int YP, int WP, int HP);
+#endif
   fl_uintptr_t cache(Fl_Pixmap *img, int w, int h, const char *const*array);
   fl_uintptr_t cache(Fl_Bitmap *img, int w, int h, const uchar *array);
   void uncache(Fl_RGB_Image *img, fl_uintptr_t &id_, fl_uintptr_t &mask_);