Adwizard/Virtual/VirtualChartOrder.mqh

<EFBFBD><EFBFBD>//+------------------------------------------------------------------+
//|                                            VirtualChartOrder.mqh |
//|                                 Copyright 2022-2025, Yuriy Bykov |
//|                            https://www.mql5.com/ru/users/antekov |
//+------------------------------------------------------------------+
#property copyright "Copyright 2022-2025, Yuriy Bykov"
#property link      "https://www.mql5.com/ru/users/antekov"
#property version   "1.01"

#include <Charts\Chart.mqh>
#include <ChartObjects\ChartObjectsLines.mqh>
#include <Trade\PositionInfo.mqh>
#include <Trade\SymbolInfo.mqh>

#include "VirtualOrder.mqh"

//+------------------------------------------------------------------+
//| ;0AA 3@0D8G5A:>9 28@BC0;L=>9 ?>78F88                            |
//+------------------------------------------------------------------+
class CVirtualChartOrder : public CInterface {
   CVirtualOrder*    m_order;          // !2O70==0O 28@BC0;L=0O ?>78F8O (>@45@)
   CChart            m_chart;          // 1J5:B 3@0D8:0 4;O >B>1@065=8O

   // 1J5:BK =0 3@0D8:5 4;O >B>1@065=8O 28@BC0;L=>9 ?>78F88
   CChartObjectHLine m_openLine;       // 8=8O F5=K >B:@KB8O

   long              FindChart();      // >8A:/>B:@KB85 =C6=>3> 3@0D8:0
public:
   CVirtualChartOrder(CVirtualOrder* p_order);     // >=AB@C:B>@
   ~CVirtualChartOrder();                          // 5AB@C:B>@

   bool              operator==(const ulong id) {  // ?5@0B>@ A@02=5=8O ?> Id
      return m_order.Id() == id;
   }

   void              Show();    // >:07 28@BC0;L=>9 ?>78F88 (>@45@0)
   void              Hide();    // !:@KB85 28@BC0;L=>9 ?>78F88 (>@45@0)

   virtual void      Redraw() override;   // 5@5@8A>2:0 28@BC0;L=>9 ?>78F88 (>@45@0)
};


//+------------------------------------------------------------------+
//| >=AB@C:B>@                                                      |
//+------------------------------------------------------------------+
CVirtualChartOrder::CVirtualChartOrder(CVirtualOrder* p_order) :
   m_order(p_order) {}

//+------------------------------------------------------------------+
//| 5AB@C:B>@                                                       |
//+------------------------------------------------------------------+
CVirtualChartOrder::~CVirtualChartOrder() {
   Hide();
}

//+------------------------------------------------------------------+
//| >8A: 3@0D8:0 4;O >B>1@065=8O                                    |
//+------------------------------------------------------------------+
long CVirtualChartOrder::FindChart() {
   if(m_chart.ChartId() == -1 || m_chart.Symbol() != m_order.Symbol()) {
      long currChart, prevChart = ChartFirst();
      int i = 0, limit = 1000;

      currChart = prevChart;

      while(i < limit) { // C =0A =025@=O:0 =5 1>;LH5 1000 >B:@KBKE 3@0D8:>2
         if(ChartSymbol(currChart) == m_order.Symbol()) {
            return currChart;
         }
         currChart = ChartNext(prevChart); // =0 >A=>20=88 ?@54K4CI53> ?>;CG8< =>2K9 3@0D8:
         if(currChart < 0)
            break;        // 4>AB83;8 :>=F0 A?8A:0 3@0D8:>2
         prevChart = currChart; // 70?><=8< 845=B8D8:0B>@ B5:CI53> 3@0D8:0 4;O ChartNext()
         i++;
      }

      // A;8 ?>4E>4OI89 3@0D8: =5 =0945=, B> >B:@>5< =>2K9
      if(currChart == -1) {
         m_chart.Open(m_order.Symbol(), PERIOD_CURRENT);
      }
   }
   return m_chart.ChartId();
}

//+------------------------------------------------------------------+
//| >:07 28@BC0;L=>9 ?>78F88 (>@45@0)                               |
//+------------------------------------------------------------------+
void CVirtualChartOrder::Show() {
   string name = StringFormat("%d #%d: %s %s %.2f",
                              s_magic,
                              m_order.Id(),
                              m_order.TypeName(),
                              m_order.Symbol(), m_order.Volume());

   long chartId = FindChart();
   if(!m_openLine.Create(chartId, name, 0, m_order.OpenPrice())) {
      PrintFormat(__FUNCTION__" | ERROR Creating line", 0);
      return;
   }

   if(m_order.IsPendingOrder()) {
      if(m_order.IsStopOrder()) {
         m_openLine.Style(STYLE_DASH);
      }
      if(m_order.IsLimitOrder()) {
         m_openLine.Style(STYLE_DOT);
      }
      if(m_order.IsBuyOrder()) {
         m_openLine.Color(clrLightSkyBlue);
      }
      if(m_order.IsSellOrder()) {
         m_openLine.Color(clrLightSalmon);
      }
   } else {
      m_openLine.Style(STYLE_SOLID);

      if(m_order.IsBuyOrder()) {
         m_openLine.Color(clrBlue);
      }
      if(m_order.IsSellOrder()) {
         m_openLine.Color(clrRed);
      }
   }
}

//+------------------------------------------------------------------+
//| !:@KB85 28@BC0;L=>9 ?>78F88 (>@45@0)                             |
//+------------------------------------------------------------------+
void CVirtualChartOrder::Hide() {
   m_openLine.Delete();
}

//+------------------------------------------------------------------+
//| 5@5@8A>2:0 28@BC0;L=>9 ?>78F88 (>@45@0)                         |
//+------------------------------------------------------------------+
void CVirtualChartOrder::Redraw() {
   if(m_isChanged) {
      Hide();
      if(m_order.IsOpen()) {
         Show();
      }
      m_isChanged = false;
   }
}
//+------------------------------------------------------------------+