| //+------------------------------------------------------------------+
|
| //| ChartObjectsChannels.mqh |
|
| //| Copyright 2000-2025, MetaQuotes Ltd. |
|
| //| https://www.mql5.com |
|
| //+------------------------------------------------------------------+
|
| //| All channels. |
|
| //+------------------------------------------------------------------+
|
| #include "ChartObjectsLines.mqh"
|
| //+------------------------------------------------------------------+
|
| //| Class CChartObjectChannel. |
|
| //| Purpose: Class of the "Equidistant channel" object of chart. |
|
| //| Derives from class CChartObjectTrend. |
|
| //+------------------------------------------------------------------+
|
| class CChartObjectChannel : public CChartObjectTrend
|
| {
|
| public:
|
| CChartObjectChannel(void);
|
| ~CChartObjectChannel(void);
|
| //--- method of creating the object
|
| bool Create(long chart_id,const string name,const int window,
|
| const datetime time1,const double price1,
|
| const datetime time2,const double price2,
|
| const datetime time3,const double price3);
|
| //--- method of identifying the object
|
| virtual int Type(void) const { return(OBJ_CHANNEL); }
|
| };
|
| //+------------------------------------------------------------------+
|
| //| Constructor |
|
| //+------------------------------------------------------------------+
|
| CChartObjectChannel::CChartObjectChannel(void)
|
| {
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Destructor |
|
| //+------------------------------------------------------------------+
|
| CChartObjectChannel::~CChartObjectChannel(void)
|
| {
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Create object "Equidistant channel" |
|
| //+------------------------------------------------------------------+
|
| bool CChartObjectChannel::Create(long chart_id,const string name,const int window,
|
| const datetime time1,const double price1,
|
| const datetime time2,const double price2,
|
| const datetime time3,const double price3)
|
| {
|
| if(!ObjectCreate(chart_id,name,OBJ_CHANNEL,window,time1,price1,time2,price2,time3,price3))
|
| return(false);
|
| if(!Attach(chart_id,name,window,3))
|
| return(false);
|
| //--- successful
|
| return(true);
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Class CChartObjectStdDevChannel. |
|
| //| Purpose: Class of the "Standrad deviation channel" |
|
| //| object of chart. |
|
| //| Derives from class CChartObjectTrend. |
|
| //+------------------------------------------------------------------+
|
| class CChartObjectStdDevChannel : public CChartObjectTrend
|
| {
|
| public:
|
| CChartObjectStdDevChannel(void);
|
| ~CChartObjectStdDevChannel(void);
|
| //--- methods of access to properties of the object
|
| double Deviations(void) const;
|
| bool Deviations(const double deviation) const;
|
| //--- method of creating the object
|
| bool Create(long chart_id,const string name,const int window,
|
| const datetime time1,const datetime time2,const double deviation);
|
| //--- method of identifying the object
|
| virtual int Type(void) const { return(OBJ_STDDEVCHANNEL); }
|
| //--- methods for working with files
|
| virtual bool Save(const int file_handle);
|
| virtual bool Load(const int file_handle);
|
| };
|
| //+------------------------------------------------------------------+
|
| //| Constructor |
|
| //+------------------------------------------------------------------+
|
| CChartObjectStdDevChannel::CChartObjectStdDevChannel(void)
|
| {
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Destructor |
|
| //+------------------------------------------------------------------+
|
| CChartObjectStdDevChannel::~CChartObjectStdDevChannel(void)
|
| {
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Create object "Standard deviation channel" |
|
| //+------------------------------------------------------------------+
|
| bool CChartObjectStdDevChannel::Create(long chart_id,const string name,const int window,
|
| const datetime time1,const datetime time2,const double deviation)
|
| {
|
| if(!ObjectCreate(chart_id,name,OBJ_STDDEVCHANNEL,window,time1,0.0,time2,0.0))
|
| return(false);
|
| if(!Attach(chart_id,name,window,2))
|
| return(false);
|
| if(!Deviations(deviation))
|
| return(false);
|
| //--- successful
|
| return(true);
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Get value of the "Deviations" property |
|
| //+------------------------------------------------------------------+
|
| double CChartObjectStdDevChannel::Deviations(void) const
|
| {
|
| //--- check
|
| if(m_chart_id==-1)
|
| return(EMPTY_VALUE);
|
| //--- result
|
| return(ObjectGetDouble(m_chart_id,m_name,OBJPROP_DEVIATION));
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Set value for the "Deviations" property |
|
| //+------------------------------------------------------------------+
|
| bool CChartObjectStdDevChannel::Deviations(const double deviation) const
|
| {
|
| //--- check
|
| if(m_chart_id==-1)
|
| return(false);
|
| //--- result
|
| return(ObjectSetDouble(m_chart_id,m_name,OBJPROP_DEVIATION,deviation));
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Writing parameters of object to file |
|
| //+------------------------------------------------------------------+
|
| bool CChartObjectStdDevChannel::Save(const int file_handle)
|
| {
|
| //--- check
|
| if(file_handle==INVALID_HANDLE || m_chart_id==-1)
|
| return(false);
|
| //--- write
|
| if(!CChartObjectTrend::Save(file_handle))
|
| return(false);
|
| //--- write value of the "Deviations" property
|
| if(FileWriteDouble(file_handle,ObjectGetDouble(m_chart_id,m_name,OBJPROP_DEVIATION))!=sizeof(double))
|
| return(false);
|
| //--- successful
|
| return(true);
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Reading parameters of object from file |
|
| //+------------------------------------------------------------------+
|
| bool CChartObjectStdDevChannel::Load(const int file_handle)
|
| {
|
| //--- check
|
| if(file_handle==INVALID_HANDLE || m_chart_id==-1)
|
| return(false);
|
| //--- read
|
| if(!CChartObjectTrend::Load(file_handle))
|
| return(false);
|
| //--- read value of the "Deviations" property
|
| if(!ObjectSetDouble(m_chart_id,m_name,OBJPROP_DEVIATION,FileReadDouble(file_handle)))
|
| return(false);
|
| //--- successful
|
| return(true);
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Class CChartObjectRegression. |
|
| //| Purpose: Class of the "Regression channel" object of chart. |
|
| //| Derives from class CChartObjectTrend. |
|
| //+------------------------------------------------------------------+
|
| class CChartObjectRegression : public CChartObjectTrend
|
| {
|
| public:
|
| CChartObjectRegression(void);
|
| ~CChartObjectRegression(void);
|
| //--- method of creating the object
|
| bool Create(long chart_id,const string name,const int window,
|
| const datetime time1,const datetime time2);
|
| //--- method of identifying the object
|
| virtual int Type(void) const { return(OBJ_REGRESSION); }
|
| };
|
| //+------------------------------------------------------------------+
|
| //| Constructor |
|
| //+------------------------------------------------------------------+
|
| CChartObjectRegression::CChartObjectRegression(void)
|
| {
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Destructor |
|
| //+------------------------------------------------------------------+
|
| CChartObjectRegression::~CChartObjectRegression(void)
|
| {
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Create object "Regression channel" |
|
| //+------------------------------------------------------------------+
|
| bool CChartObjectRegression::Create(long chart_id,const string name,const int window,
|
| const datetime time1,const datetime time2)
|
| {
|
| if(!ObjectCreate(chart_id,name,OBJ_REGRESSION,window,time1,0.0,time2,0.0))
|
| return(false);
|
| if(!Attach(chart_id,name,window,2))
|
| return(false);
|
| //--- successful
|
| return(true);
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Class CChartObjectPitchfork. |
|
| //| Purpose: Class of the "Andrews pitchfork" object of chart |
|
| //| Derives from class CChartObjectTrend. |
|
| //+------------------------------------------------------------------+
|
| class CChartObjectPitchfork : public CChartObjectTrend
|
| {
|
| public:
|
| CChartObjectPitchfork(void);
|
| ~CChartObjectPitchfork(void);
|
| //--- method of creating the object
|
| bool Create(long chart_id,const string name,const int window,
|
| const datetime time1,const double price1,
|
| const datetime time2,const double price2,
|
| const datetime time3,const double price3);
|
| //--- method of identifying the object
|
| virtual int Type(void) const { return(OBJ_CHANNEL); }
|
| };
|
| //+------------------------------------------------------------------+
|
| //| Constructor |
|
| //+------------------------------------------------------------------+
|
| CChartObjectPitchfork::CChartObjectPitchfork(void)
|
| {
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Destructor |
|
| //+------------------------------------------------------------------+
|
| CChartObjectPitchfork::~CChartObjectPitchfork(void)
|
| {
|
| }
|
| //+------------------------------------------------------------------+
|
| //| Create object "Andrews pitchfork" |
|
| //+------------------------------------------------------------------+
|
| bool CChartObjectPitchfork::Create(long chart_id,const string name,const int window,
|
| const datetime time1,const double price1,
|
| const datetime time2,const double price2,
|
| const datetime time3,const double price3)
|
| {
|
| if(!ObjectCreate(chart_id,name,OBJ_PITCHFORK,window,time1,price1,time2,price2,time3,price3))
|
| return(false);
|
| if(!Attach(chart_id,name,window,3))
|
| return(false);
|
| //--- successful
|
| return(true);
|
| }
|
| //+------------------------------------------------------------------+
|
