Candles Ask

ÿþ//+------------------------------------------------------------------+

//|                                                  Candles Ask.mq5 |

//|                              Copyright © 2022, Vladimir Karputov |

//|                      https://www.mql5.com/en/users/barabashkakvn |

//+------------------------------------------------------------------+

#property copyright "Copyright © 2022, Vladimir Karputov"

#property link      "https://www.mql5.com/en/users/barabashkakvn"

#property version   "1.000"

#property indicator_chart_window

#property indicator_buffers 1

#property indicator_plots   1

//--- plot Ask

#property indicator_label1  "Ask"

#property indicator_type1   DRAW_LINE

#property indicator_color1  clrMediumOrchid

#property indicator_style1  STYLE_SOLID

#property indicator_width1  1

//--- input parameters

//--- indicator buffers

double   AskBuffer[];

//+------------------------------------------------------------------+

//| Custom indicator initialization function                         |

//+------------------------------------------------------------------+

int OnInit()

  {

//--- indicator buffers mapping

   SetIndexBuffer(0,AskBuffer,INDICATOR_DATA);

//--- set accuracy

   IndicatorSetInteger(INDICATOR_DIGITS,Digits());

//---

   return(INIT_SUCCEEDED);

  }

//+------------------------------------------------------------------+

//| Custom indicator iteration function                              |

//+------------------------------------------------------------------+

int OnCalculate(const int rates_total,

                const int prev_calculated,

                const datetime &time[],

                const double &open[],

                const double &high[],

                const double &low[],

                const double &close[],

                const long &tick_volume[],

                const long &volume[],

                const int &spread[])

  {

//---

   int limit=prev_calculated-1;

   if(prev_calculated==0)

      limit=0;

   for(int i=limit; i<rates_total; i++)

     {

      AskBuffer[i]=close[i]+spread[i]*Point();

     }

//--- return value of prev_calculated for next call

   return(rates_total);

  }

//+------------------------------------------------------------------+