por favor, ajude-me a colocar seta de compra e venda neste código. - página 2

Vladimir Karputov 2015.11.07 17:34 #11

Sugira o trabalho de casa: na função OnDeinit() para escrever o código que remove todos os objetos OBJ_ARROW_UP e OBJ_ARROW_DOWN.

younghadiz 2015.11.08 13:59 #12


the same problem still persist. and i have added delete function. please help.


//+------------------------------------------------------------------+
//|                                                         Test.mq4 |
//|                        Copyright 2015, MetaQuotes Software Corp. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2015, MetaQuotes Software Corp."
#property link      "https://www.mql5.com"
#property version   "1.00"
#property strict
#property indicator_chart_window
//--- input parameter
sinput bool Alerts=TRUE;
//--- input parameters of the script 
input string            InpNameUP="ArrowUp";          // Sign name UP
input string            InpNameDOWN="ArrowDown";      // Sign name DOWN
input ENUM_ARROW_ANCHOR InpAnchorUP=ANCHOR_TOP;       // Anchor type 
input ENUM_ARROW_ANCHOR InpAnchorDOWN=ANCHOR_BOTTOM;  // Anchor type 
input color             InpColorUP=clrGreen;          // Sign color UP
input color             InpColorDOWN=clrRed;          // Sign color DOWN
input ENUM_LINE_STYLE   InpStyle=STYLE_DOT;           // Border line style 
input int               InpWidth=5;                   // Sign size 
input bool              InpBack=false;                // Background sign 
input bool              InpSelection=false;           // Highlight to move 
input bool              InpHidden=true;               // Hidden in the object list 
input long              InpZOrder=0;                  // Priority for mouse click 
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit(void)
  {
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| expert start 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[])
  {
   static datetime prev;
   if(time[0]>prev) // new bar
     {
      //----
      if(Alerts)
        {
         if(close[4]>open[4] && close[3]>open[3] && close[2]>open[2] && close[1]<open[2])
           {
            string SELLSIGNAL=InpNameDOWN+(string)time[1];
            ArrowDownCreate(0,SELLSIGNAL,0,time[1],high[1],InpAnchorDOWN,InpColorDOWN,InpStyle,
                            InpWidth,InpBack,InpSelection,InpHidden);
/*if(ObjectFind(0,SELLSIGNAL)!=0)
              {
               ObjectCreate(SELLSIGNAL,OBJ_ARROW_DOWN,0,time[1],low[1]);
               ObjectSet(SELLSIGNAL,OBJPROP_WIDTH,5);
               //ObjectSet(SELLSIGNAL,OBJPROP_ARROWCODE,242);
               ObjectSet(SELLSIGNAL,OBJPROP_COLOR,clrRed);
               ObjectSetInteger(0,SELLSIGNAL,OBJPROP_ANCHOR,ANCHOR_TOP);
              }*/
           }
         else {
                  //--- delete the sign from the chart
                    ArrowUpDelete(0,InpNameDOWN);
                     ChartRedraw();
                  }
         
         
          if(close[4]<open[4] && close[3]<open[3] && close[2]<open[2] && close[1]>open[2])
           {
            string BUYSIGNAL=InpNameUP+(string)time[1];
            ArrowUpCreate(0,BUYSIGNAL,0,time[1],low[1],InpAnchorUP,InpColorUP,InpStyle,
                          InpWidth,InpBack,InpSelection,InpHidden);
/*if(ObjectFind(0,BUYSIGNAL)!=0)
                 {
                  ObjectCreate(BUYSIGNAL,OBJ_ARROW_UP,0,time[1],high[1]);
                  ObjectSet(BUYSIGNAL,OBJPROP_COLOR,clrBlue);
                  //ObjectSet(SELLSIGNAL,OBJPROP_ARROWCODE,241);
                  ObjectSet(BUYSIGNAL,OBJPROP_WIDTH,10);
                  ObjectSetInteger(0,BUYSIGNAL,OBJPROP_ANCHOR,ANCHOR_BOTTOM);
                 }*/
           }
           else {
                  //--- delete the sign from the chart
                    ArrowUpDelete(0,InpNameUP);
                     ChartRedraw();
                  }a
        }
     }
   prev=time[0];
//----
   return(rates_total);
  }
//+------------------------------------------------------------------+ 
//| Create Array Up sign                                             | 
//+------------------------------------------------------------------+ 
bool ArrowUpCreate(const long              chart_ID=0,           // chart's ID 
                   const string            name="ArrowUp",       // sign name 
                   const int               sub_window=0,         // subwindow index 
                   datetime                time=0,               // anchor point time 
                   double                  price=0,              // anchor point price 
                   const ENUM_ARROW_ANCHOR anchor=ANCHOR_BOTTOM, // anchor type 
                   const color             clr=clrRed,           // sign color 
                   const ENUM_LINE_STYLE   style=STYLE_SOLID,    // border line style 
                   const int               width=3,              // sign size 
                   const bool              back=false,           // in the background 
                   const bool              selection=true,       // highlight to move 
                   const bool              hidden=true,          // hidden in the object list 
                   const long              z_order=0)            // priority for mouse click 
  {
//--- reset the error value 
   ResetLastError();
//--- create the sign 
   if(!ObjectCreate(chart_ID,name,OBJ_ARROW_UP,sub_window,time,price))
     {
      Print(__FUNCTION__,
            ": failed to create \"Arrow Up\" sign! Error code = ",GetLastError());
      return(false);
     }
//--- set anchor type 
   ObjectSetInteger(chart_ID,name,OBJPROP_ANCHOR,anchor);
//--- set a sign color 
   ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr);
//--- set the border line style 
   ObjectSetInteger(chart_ID,name,OBJPROP_STYLE,style);
//--- set the sign size 
   ObjectSetInteger(chart_ID,name,OBJPROP_WIDTH,width);
//--- display in the foreground (false) or background (true) 
   ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back);
//--- enable (true) or disable (false) the mode of moving the sign by mouse 
//--- when creating a graphical object using ObjectCreate function, the object cannot be 
//--- highlighted and moved by default. Inside this method, selection parameter 
//--- is true by default making it possible to highlight and move the object 
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection);
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection);
//--- hide (true) or display (false) graphical object name in the object list 
   ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden);
//--- set the priority for receiving the event of a mouse click in the chart 
   ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order);
//--- successful execution 
   return(true);
  }
//+------------------------------------------------------------------+ 
//| Create Array Down sign                                           | 
//+------------------------------------------------------------------+ 
bool ArrowDownCreate(const long              chart_ID=0,           // chart's ID 
                     const string            name="ArrowDown",     // sign name 
                     const int               sub_window=0,         // subwindow index 
                     datetime                time=0,               // anchor point time 
                     double                  price=0,              // anchor point price 
                     const ENUM_ARROW_ANCHOR anchor=ANCHOR_BOTTOM, // anchor type 
                     const color             clr=clrRed,           // sign color 
                     const ENUM_LINE_STYLE   style=STYLE_SOLID,    // border line style 
                     const int               width=3,              // sign size 
                     const bool              back=false,           // in the background 
                     const bool              selection=true,       // highlight to move 
                     const bool              hidden=true,          // hidden in the object list 
                     const long              z_order=0)            // priority for mouse click 
  {
//--- reset the error value 
   ResetLastError();
//--- create the sign 
   if(!ObjectCreate(chart_ID,name,OBJ_ARROW_DOWN,sub_window,time,price))
     {
      Print(__FUNCTION__,
            ": failed to create \"Arrow Down\" sign! Error code = ",GetLastError());
      return(false);
     }
//--- anchor type 
   ObjectSetInteger(chart_ID,name,OBJPROP_ANCHOR,anchor);
//--- set a sign color 
   ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr);
//--- set the border line style 
   ObjectSetInteger(chart_ID,name,OBJPROP_STYLE,style);
//--- set the sign size 
   ObjectSetInteger(chart_ID,name,OBJPROP_WIDTH,width);
//--- display in the foreground (false) or background (true) 
   ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back);
//--- enable (true) or disable (false) the mode of moving the sign by mouse 
//--- when creating a graphical object using ObjectCreate function, the object cannot be 
//--- highlighted and moved by default. Inside this method, selection parameter 
//--- is true by default making it possible to highlight and move the object 
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection);
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection);
//--- hide (true) or display (false) graphical object name in the object list 
   ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden);
//--- set the priority for receiving the event of a mouse click in the chart 
   ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order);
//--- successful execution 
   return(true);
  }
//+------------------------------------------------------------------+
//| Delete Arrow Up sign                                             |
//+------------------------------------------------------------------+
bool ArrowUpDelete(const long   chart_ID=0,     // chart's ID
                   const string name="ArrowUp") // sign name
  {
//--- reset the error value
   ResetLastError();
//--- delete the sign
   if(!ObjectDelete(chart_ID,name))
     {
      Print(__FUNCTION__,
            ": failed to delete \"Arrow Up\" sign! Error code = ",GetLastError());
      return(false);
     }
//--- successful execution
   return(true);
  }
 //+------------------------------------------------------------------+
//| Delete Arrow Down sign                                           |
//+------------------------------------------------------------------+
bool ArrowDownDelete(const long   chart_ID=0,       // chart's ID
                     const string name="ArrowDown") // sign name
  {
//--- reset the error value
   ResetLastError();
//--- delete the sign
   if(!ObjectDelete(chart_ID,name))
     {
      Print(__FUNCTION__,
            ": failed to delete \"Arrow Down\" sign! Error code = ",GetLastError());
      return(false);
     }
//--- successful execution
   return(true);
  }
//+------------------------------------------------------------------+

Vladimir Karputov 2015.11.08 14:19 #13

É legal. Só temos que escrever afunção OnDeinit(). Na função OnDeinit() será mantida a programação de limpeza. Dever de casa: escrever código para excluir objetos por prefixo.

Arquivos anexados:

Test.mq4 10 kb

Vladimir Karputov 2015.11.08 14:32 #14

Migre para novas tecnologias: use projetos em MQL5 Storage(Projetos - MetaEditor). Eu criei um Projeto para você:

younghadiz 2015.11.08 22:30 #15

Feito senhor, mas ainda não está funcionando.




//+------------------------------------------------------------------+
//|                                                        TEST3.mq4 |
//|                        Copyright 2015, MetaQuotes Software Corp. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2015, MetaQuotes Software Corp."
#property link      "https://www.mql5.com"
#property version   "1.00"
#property strict
#property indicator_chart_window
//--- input parameter
sinput bool Alerts=TRUE;
//--- input parameters of the script 
input string            InpNameUP="ArrowUp";          // Sign name UP
input string            InpNameDOWN="ArrowDown";      // Sign name DOWN
input ENUM_ARROW_ANCHOR InpAnchorUP=ANCHOR_TOP;       // Anchor type 
input ENUM_ARROW_ANCHOR InpAnchorDOWN=ANCHOR_BOTTOM;  // Anchor type 
input color             InpColorUP=clrGreen;          // Sign color UP
input color             InpColorDOWN=clrRed;          // Sign color DOWN
input ENUM_LINE_STYLE   InpStyle=STYLE_DOT;           // Border line style 
input int               InpWidth=5;                   // Sign size 
input bool              InpBack=false;                // Background sign 
input bool              InpSelection=false;           // Highlight to move 
input bool              InpHidden=true;               // Hidden in the object list 
input long              InpZOrder=0;                  // Priority for mouse click 
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit(void)
  {
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Indicator                                                        |
//+------------------------------------------------------------------+
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[])
  {
   static datetime prev;
   if(time[0]>prev) // new bar
     {
      //----
      if(Alerts)
        {
         if(close[4]>open[4] && close[3]>open[3] && close[2]>open[2] && close[1]<open[2])
           {
            string SELLSIGNAL=InpNameDOWN+(string)time[1];
            ArrowDownCreate(0,SELLSIGNAL,0,time[1],high[1],InpAnchorDOWN,InpColorDOWN,InpStyle,
                            InpWidth,InpBack,InpSelection,InpHidden);
           }
         else if(close[4]<open[4] && close[3]<open[3] && close[2]<open[2] && close[1]>open[2])
           {
            string BUYSIGNAL=InpNameUP+(string)time[1];
            ArrowUpCreate(0,BUYSIGNAL,0,time[1],low[1],InpAnchorUP,InpColorUP,InpStyle,
                          InpWidth,InpBack,InpSelection,InpHidden);
           }
        }
     }
   prev=time[0];
//----
   return(rates_total);
  }
//+------------------------------------------------------------------+ 
//| Create Array Up sign                                             | 
//+------------------------------------------------------------------+ 
bool ArrowUpCreate(const long              chart_ID=0,           // chart's ID 
                   const string            name="ArrowUp",       // sign name 
                   const int               sub_window=0,         // subwindow index 
                   datetime                time=0,               // anchor point time 
                   double                  price=0,              // anchor point price 
                   const ENUM_ARROW_ANCHOR anchor=ANCHOR_BOTTOM, // anchor type 
                   const color             clr=clrRed,           // sign color 
                   const ENUM_LINE_STYLE   style=STYLE_SOLID,    // border line style 
                   const int               width=3,              // sign size 
                   const bool              back=false,           // in the background 
                   const bool              selection=true,       // highlight to move 
                   const bool              hidden=true,          // hidden in the object list 
                   const long              z_order=0)            // priority for mouse click 
  {
//--- reset the error value 
   ResetLastError();
//--- create the sign 
   if(!ObjectCreate(chart_ID,name,OBJ_ARROW_UP,sub_window,time,price))
     {
      Print(__FUNCTION__,
            ": failed to create \"Arrow Up\" sign! Error code = ",GetLastError());
      return(false);
     }
//--- set anchor type 
   ObjectSetInteger(chart_ID,name,OBJPROP_ANCHOR,anchor);
//--- set a sign color 
   ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr);
//--- set the border line style 
   ObjectSetInteger(chart_ID,name,OBJPROP_STYLE,style);
//--- set the sign size 
   ObjectSetInteger(chart_ID,name,OBJPROP_WIDTH,width);
//--- display in the foreground (false) or background (true) 
   ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back);
//--- enable (true) or disable (false) the mode of moving the sign by mouse 
//--- when creating a graphical object using ObjectCreate function, the object cannot be 
//--- highlighted and moved by default. Inside this method, selection parameter 
//--- is true by default making it possible to highlight and move the object 
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection);
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection);
//--- hide (true) or display (false) graphical object name in the object list 
   ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden);
//--- set the priority for receiving the event of a mouse click in the chart 
   ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order);
//--- successful execution 
   return(true);
  }
//+------------------------------------------------------------------+ 
//| Create Array Down sign                                           | 
//+------------------------------------------------------------------+ 
bool ArrowDownCreate(const long              chart_ID=0,           // chart's ID 
                     const string            name="ArrowDown",     // sign name 
                     const int               sub_window=0,         // subwindow index 
                     datetime                time=0,               // anchor point time 
                     double                  price=0,              // anchor point price 
                     const ENUM_ARROW_ANCHOR anchor=ANCHOR_BOTTOM, // anchor type 
                     const color             clr=clrRed,           // sign color 
                     const ENUM_LINE_STYLE   style=STYLE_SOLID,    // border line style 
                     const int               width=3,              // sign size 
                     const bool              back=false,           // in the background 
                     const bool              selection=true,       // highlight to move 
                     const bool              hidden=true,          // hidden in the object list 
                     const long              z_order=0)            // priority for mouse click 
  {
//--- reset the error value 
   ResetLastError();
//--- create the sign 
   if(!ObjectCreate(chart_ID,name,OBJ_ARROW_DOWN,sub_window,time,price))
     {
      Print(__FUNCTION__,
            ": failed to create \"Arrow Down\" sign! Error code = ",GetLastError());
      return(false);
     }
//--- anchor type 
   ObjectSetInteger(chart_ID,name,OBJPROP_ANCHOR,anchor);
//--- set a sign color 
   ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr);
//--- set the border line style 
   ObjectSetInteger(chart_ID,name,OBJPROP_STYLE,style);
//--- set the sign size 
   ObjectSetInteger(chart_ID,name,OBJPROP_WIDTH,width);
//--- display in the foreground (false) or background (true) 
   ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back);
//--- enable (true) or disable (false) the mode of moving the sign by mouse 
//--- when creating a graphical object using ObjectCreate function, the object cannot be 
//--- highlighted and moved by default. Inside this method, selection parameter 
//--- is true by default making it possible to highlight and move the object 
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection);
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection);
//--- hide (true) or display (false) graphical object name in the object list 
   ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden);
//--- set the priority for receiving the event of a mouse click in the chart 
   ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order);
//--- successful execution 
   return(true);
  }
//+------------------------------------------------------------------+
//| Delete All Arrows                                                |
//+------------------------------------------------------------------+
bool ArrowDeleteAll(const long   chart_ID=0,// chart's ID
                    const  ENUM_OBJECT type=OBJ_ARROW_DOWN) // type of objects
  {
//--- reset the error value
   ResetLastError();
//--- delete the sign
   if(!ObjectsDeleteAll(chart_ID,-1,type))
     {
      Print(__FUNCTION__,
            ": failed to delete all ",EnumToString(type),"! Error code = ",GetLastError());
      return(false);
     }
//--- successful execution
   return(true);
  }
  
  
//--------------------------------------------------------------------
//Function: DeleteObjectsByPrefix
//Purpose:  Deletes objects with prefix of passed string
//Inputs:   Prefix (string)
//Returns:  (void)
//--------------------------------------------------------------------
  
 void ObjectsDeletePrefixed(string sPrefix) {
  for(int i=ObjectsTotal()-1; i>=0; i--) {
    if(StringFind(ObjectName(i),sPrefix)==0) ObjectDelete(ObjectName(i));
  }
}
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
   ArrowDeleteAll(0,OBJ_ARROW_DOWN);
   ArrowDeleteAll(0,OBJ_ARROW_UP);
  }
  
//+------------------------------------------------------------------+

younghadiz 2015.11.09 10:29 #16

senhor Karputov Vladimir, por favor responda ao meu posto

Vladimir Karputov 2015.11.09 10:53 #17

younghadiz:
senhor Karputov Vladimir, por favor responda ao meu posto

Ajuda:ObjetosDeleteAll.

Vladimir Karputov 2015.11.09 12:36 #18

Verifique a pasta "Projetos" no MetaEditor.

P.S. Para otimização, é necessário limitar o número de barras para desenhar as setas.

Mas não será hoje.

Anexe o arquivo da versão "1.04".

Arquivos anexados:

Test.mq4 11 kb

Quaisquer perguntas de recém-chegados [ARQUIVO] Qualquer pergunta de Bill Williams e suas

younghadiz 2015.11.09 13:23 #19

Senhor, o código do prefixo está lá, mas ainda não está funcionando.



//+------------------------------------------------------------------+
//|                                                         Test.mq4 |
//|                        Copyright 2015, MetaQuotes Software Corp. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2015, MetaQuotes Software Corp."
#property link      "https://www.mql5.com"
#property version   "1.00"
#property strict
#property indicator_chart_window
//--- input parameter
sinput bool Alerts=TRUE;
//--- input parameters of the script 
input string            InpNameUP="ArrowUp";          // Sign name UP
input string            InpNameDOWN="ArrowDown";      // Sign name DOWN
input ENUM_ARROW_ANCHOR InpAnchorUP=ANCHOR_TOP;       // Anchor type 
input ENUM_ARROW_ANCHOR InpAnchorDOWN=ANCHOR_BOTTOM;  // Anchor type 
input color             InpColorUP=clrGreen;          // Sign color UP
input color             InpColorDOWN=clrRed;          // Sign color DOWN
input ENUM_LINE_STYLE   InpStyle=STYLE_DOT;           // Border line style 
input int               InpWidth=5;                   // Sign size 
input bool              InpBack=false;                // Background sign 
input bool              InpSelection=false;           // Highlight to move 
input bool              InpHidden=true;               // Hidden in the object list 
input long              InpZOrder=0;                  // Priority for mouse click 
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit(void)
  {
   return(INIT_SUCCEEDED);
  }
//+------------------------------------------------------------------+
//| Indicator                                                        |
//+------------------------------------------------------------------+
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[])
  {
   static datetime prev;
   if(time[0]>prev) // new bar
     {
      //----
      if(Alerts)
        {
         if(close[4]>open[4] && close[3]>open[3] && close[2]>open[2] && close[1]<open[2])
           {
            string SELLSIGNAL=InpNameDOWN+(string)time[1];
            ArrowDownCreate(0,SELLSIGNAL,0,time[1],high[1],InpAnchorDOWN,InpColorDOWN,InpStyle,
                            InpWidth,InpBack,InpSelection,InpHidden);
           }
         else
            { ObjectsDeleteAll(0,OBJ_ARROW_DOWN);
            
                     }
         
         
          if(close[4]<open[4] && close[3]<open[3] && close[2]<open[2] && close[1]>open[2])
           {
            string BUYSIGNAL=InpNameUP+(string)time[1];
            ArrowUpCreate(0,BUYSIGNAL,0,time[1],low[1],InpAnchorUP,InpColorUP,InpStyle,
                          InpWidth,InpBack,InpSelection,InpHidden);
           }
         else
            { ObjectsDeleteAll(0,OBJ_ARROW_UP);
            
                     }
        }
     }
   prev=time[0];
//----
   return(rates_total);
  }
//+------------------------------------------------------------------+ 
//| Create Array Up sign                                             | 
//+------------------------------------------------------------------+ 
bool ArrowUpCreate(const long              chart_ID=0,           // chart's ID 
                   const string            name="ArrowUp",       // sign name 
                   const int               sub_window=0,         // subwindow index 
                   datetime                time=0,               // anchor point time 
                   double                  price=0,              // anchor point price 
                   const ENUM_ARROW_ANCHOR anchor=ANCHOR_BOTTOM, // anchor type 
                   const color             clr=clrRed,           // sign color 
                   const ENUM_LINE_STYLE   style=STYLE_SOLID,    // border line style 
                   const int               width=3,              // sign size 
                   const bool              back=false,           // in the background 
                   const bool              selection=true,       // highlight to move 
                   const bool              hidden=true,          // hidden in the object list 
                   const long              z_order=0)            // priority for mouse click 
  {
//--- reset the error value 
   ResetLastError();
//--- create the sign 
   if(!ObjectCreate(chart_ID,name,OBJ_ARROW_UP,sub_window,time,price))
     {
      Print(__FUNCTION__,
            ": failed to create \"Arrow Up\" sign! Error code = ",GetLastError());
      return(false);
     }
//--- set anchor type 
   ObjectSetInteger(chart_ID,name,OBJPROP_ANCHOR,anchor);
//--- set a sign color 
   ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr);
//--- set the border line style 
   ObjectSetInteger(chart_ID,name,OBJPROP_STYLE,style);
//--- set the sign size 
   ObjectSetInteger(chart_ID,name,OBJPROP_WIDTH,width);
//--- display in the foreground (false) or background (true) 
   ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back);
//--- enable (true) or disable (false) the mode of moving the sign by mouse 
//--- when creating a graphical object using ObjectCreate function, the object cannot be 
//--- highlighted and moved by default. Inside this method, selection parameter 
//--- is true by default making it possible to highlight and move the object 
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection);
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection);
//--- hide (true) or display (false) graphical object name in the object list 
   ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden);
//--- set the priority for receiving the event of a mouse click in the chart 
   ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order);
//--- successful execution 
   return(true);
  }
//+------------------------------------------------------------------+ 
//| Create Array Down sign                                           | 
//+------------------------------------------------------------------+ 
bool ArrowDownCreate(const long              chart_ID=0,           // chart's ID 
                     const string            name="ArrowDown",     // sign name 
                     const int               sub_window=0,         // subwindow index 
                     datetime                time=0,               // anchor point time 
                     double                  price=0,              // anchor point price 
                     const ENUM_ARROW_ANCHOR anchor=ANCHOR_BOTTOM, // anchor type 
                     const color             clr=clrRed,           // sign color 
                     const ENUM_LINE_STYLE   style=STYLE_SOLID,    // border line style 
                     const int               width=3,              // sign size 
                     const bool              back=false,           // in the background 
                     const bool              selection=true,       // highlight to move 
                     const bool              hidden=true,          // hidden in the object list 
                     const long              z_order=0)            // priority for mouse click 
  {
//--- reset the error value 
   ResetLastError();
//--- create the sign 
   if(!ObjectCreate(chart_ID,name,OBJ_ARROW_DOWN,sub_window,time,price))
     {
      Print(__FUNCTION__,
            ": failed to create \"Arrow Down\" sign! Error code = ",GetLastError());
      return(false);
     }
//--- anchor type 
   ObjectSetInteger(chart_ID,name,OBJPROP_ANCHOR,anchor);
//--- set a sign color 
   ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr);
//--- set the border line style 
   ObjectSetInteger(chart_ID,name,OBJPROP_STYLE,style);
//--- set the sign size 
   ObjectSetInteger(chart_ID,name,OBJPROP_WIDTH,width);
//--- display in the foreground (false) or background (true) 
   ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back);
//--- enable (true) or disable (false) the mode of moving the sign by mouse 
//--- when creating a graphical object using ObjectCreate function, the object cannot be 
//--- highlighted and moved by default. Inside this method, selection parameter 
//--- is true by default making it possible to highlight and move the object 
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection);
   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection);
//--- hide (true) or display (false) graphical object name in the object list 
   ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden);
//--- set the priority for receiving the event of a mouse click in the chart 
   ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order);
//--- successful execution 
   return(true);
  }
//+------------------------------------------------------------------+
//| Delete All Arrows                                                |
//+------------------------------------------------------------------+
bool ArrowDeleteAll(const long   chart_ID=0,// chart's ID
                    const  ENUM_OBJECT type=OBJ_ARROW_DOWN) // type of objects
  {
//--- reset the error value
   ResetLastError();
//--- delete the sign
   if(!ObjectsDeleteAll(chart_ID,-1,type))
     {
      Print(__FUNCTION__,
            ": failed to delete all ",EnumToString(type),"! Error code = ",GetLastError());
      return(false);
     }
//--- successful execution
   return(true);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
  {
   ArrowDeleteAll(0,OBJ_ARROW_DOWN);
   ArrowDeleteAll(0,OBJ_ARROW_UP);
  }
  
  
 int  ObjectsDeleteAll(
   long           chart_id,   // chart ID
   const string     prefix,   // prefix in object name
   int       sub_window=-1,   // window index
   int      object_type=-1    // object type
   );
//+------------------------------------------------------------------+

Vladimir Karputov 2015.11.09 13:25 #20

Fórum sobre comércio, sistemas comerciais automatizados e estratégias comerciais de teste

por favor, ajude-me a colocar seta de compra e venda neste código.

Karputov Vladimir, 2015.11.09 13:36

Verifique a pasta "Projetos" no MetaEditor.

P.S. Para otimização, é necessário limitar o número de barras para desenhar as setas.

Mas não será hoje.

Anexe o arquivo da versão "1.04".

Características da linguagem mql5, Erros, bugs, perguntas MetaTrader 5 Python User

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