anchor.diff:            if Obj.ColumnTag=cTagColumnFullsized then
             begin
               R1:= GetItemRect(0, NLine1, NLine2, markFull);
  -            R1.Left:= 0;
  -            R1.Right:= ARect.Width;
               //todo: not tested with BGRABitmap - it must give inverted colors
               XColor.FromColor(Obj.Data.ColorBG);
               FMicromapBmp.FillRect(R1, XColor, dmDrawWithTransparency, $8000);
  
positive.code:       markRight:
          Result.Left:= Result.Right - NWidthSmall;
        markFull:
          begin end;
      end;
    end;
  //
  
negative.code: 
    //paint full-width area of current view
    R1:= GetItemRect(0, Ed.LineTop, Ed.LineBottom, markFull);
  
    XColor.FromColor(GetAppColor(apclEdMicromapViewBg));
    FMicromapBmp.FillRect(R1, XColor);
  