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@@ -744,10 +744,15 @@
     virtual void ReleaseDragCapture(UINT flags);
     virtual void FillBackground(HDC hMemoryDC, SIZE &size);
     virtual void FillAlpha(void *bitmapBits, SIZE &size, BYTE alpha);
+    int ScaleUpX(int x);
+    int ScaleUpY(int y);
+    int ScaleDownX(int x);
+    int ScaleDownY(int y);
     /* A bitmask keeps the button's numbers as MK_LBUTTON, MK_MBUTTON, MK_RBUTTON
      * which are allowed to
      * generate the CLICK event after the RELEASE has happened.
      * There are conditions that must be true for that sending CLICK event:
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