512 lines
20 KiB
MQL5
512 lines
20 KiB
MQL5
//+------------------------------------------------------------------+
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//| ChartObjectsBmpControls.mqh |
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//| Copyright 2000-2025, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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//| All objects with "bmp" pictures. |
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//+------------------------------------------------------------------+
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#include "ChartObject.mqh"
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//+------------------------------------------------------------------+
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//| Class CChartObjectBitmap. |
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//| Purpose: Class of the "Bitmap" object of chart. |
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//| Derives from class CChartObject. |
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//+------------------------------------------------------------------+
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class CChartObjectBitmap : public CChartObject
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{
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public:
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CChartObjectBitmap(void);
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~CChartObjectBitmap(void);
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//--- methods of access to properties of the object
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string BmpFile(void) const;
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bool BmpFile(const string name) const;
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int X_Offset(void) const;
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bool X_Offset(const int X) const;
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int Y_Offset(void) const;
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bool Y_Offset(const int Y) const;
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//--- method of creating the object
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bool Create(long chart_id,const string name,const int window,const datetime time,const double price);
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//--- method of identifying the object
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virtual int Type(void) const { return(OBJ_BITMAP); }
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//--- methods for working with files
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virtual bool Save(const int file_handle);
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virtual bool Load(const int file_handle);
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};
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//+------------------------------------------------------------------+
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//| Constructor |
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//+------------------------------------------------------------------+
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CChartObjectBitmap::CChartObjectBitmap(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Destructor |
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//+------------------------------------------------------------------+
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CChartObjectBitmap::~CChartObjectBitmap(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Create object "Bitmapp" |
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//+------------------------------------------------------------------+
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bool CChartObjectBitmap::Create(long chart_id,const string name,const int window,const datetime time,const double price)
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{
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if(!ObjectCreate(chart_id,name,OBJ_BITMAP,window,time,price))
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return(false);
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if(!Attach(chart_id,name,window,1))
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return(false);
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//--- successful
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Get name of bmp-file |
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//+------------------------------------------------------------------+
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string CChartObjectBitmap::BmpFile(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return("");
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//--- result
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return(ObjectGetString(m_chart_id,m_name,OBJPROP_BMPFILE));
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}
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//+------------------------------------------------------------------+
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//| Set name of bmp-file |
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//+------------------------------------------------------------------+
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bool CChartObjectBitmap::BmpFile(const string name) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetString(m_chart_id,m_name,OBJPROP_BMPFILE,name));
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}
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//+------------------------------------------------------------------+
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//| Get the XOffset property |
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//+------------------------------------------------------------------+
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int CChartObjectBitmap::X_Offset(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return(0);
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//--- result
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return((int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_XOFFSET));
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}
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//+------------------------------------------------------------------+
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//| Set the XOffset property |
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//+------------------------------------------------------------------+
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bool CChartObjectBitmap::X_Offset(const int X) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_XOFFSET,X));
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}
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//+------------------------------------------------------------------+
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//| Get the YOffset property |
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//+------------------------------------------------------------------+
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int CChartObjectBitmap::Y_Offset(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return(0);
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//--- result
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return((int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_YOFFSET));
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}
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//+------------------------------------------------------------------+
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//| Set the YOffset property |
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//+------------------------------------------------------------------+
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bool CChartObjectBitmap::Y_Offset(const int Y) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_YOFFSET,Y));
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}
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//+------------------------------------------------------------------+
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//| Writing parameters of object to file |
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//+------------------------------------------------------------------+
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bool CChartObjectBitmap::Save(const int file_handle)
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{
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int len;
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string str;
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//--- check
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if(file_handle==INVALID_HANDLE || m_chart_id==-1)
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return(false);
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//--- write
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if(!CChartObject::Save(file_handle))
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return(false);
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//--- write value of the "name of bmp-file" property
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str=ObjectGetString(m_chart_id,m_name,OBJPROP_BMPFILE);
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len=StringLen(str);
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if(FileWriteInteger(file_handle,len,INT_VALUE)!=INT_VALUE)
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return(false);
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if(len!=0 && FileWriteString(file_handle,str,len)!=len)
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return(false);
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//--- successful
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Reading parameters of object from file |
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//+------------------------------------------------------------------+
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bool CChartObjectBitmap::Load(const int file_handle)
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{
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int len;
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string str;
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//--- check
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if(file_handle==INVALID_HANDLE || m_chart_id==-1)
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return(false);
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//--- read
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if(!CChartObject::Load(file_handle))
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return(false);
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//--- read value of the "name of bmp-file" property
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len=FileReadInteger(file_handle,INT_VALUE);
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str=(len!=0) ? FileReadString(file_handle,len) : "";
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if(!ObjectSetString(m_chart_id,m_name,OBJPROP_BMPFILE,str))
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return(false);
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//--- successful
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Class CChartObjectBmpLabel. |
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//| Purpose: Class of the "Bitmap label" object of chart. |
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//| Derives from class CChartObject. |
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//+------------------------------------------------------------------+
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class CChartObjectBmpLabel : public CChartObject
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{
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public:
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CChartObjectBmpLabel(void);
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~CChartObjectBmpLabel(void);
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//--- methods of access to properties of the object
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int X_Distance(void) const;
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bool X_Distance(const int X) const;
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int Y_Distance(void) const;
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bool Y_Distance(const int Y) const;
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int X_Size(void) const;
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int Y_Size(void) const;
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ENUM_BASE_CORNER Corner(void) const;
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bool Corner(const ENUM_BASE_CORNER corner) const;
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string BmpFileOn(void) const;
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bool BmpFileOn(const string name) const;
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string BmpFileOff(void) const;
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bool BmpFileOff(const string name) const;
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bool State(void) const;
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bool State(const bool state) const;
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int X_Offset(void) const;
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bool X_Offset(const int X) const;
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int Y_Offset(void) const;
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bool Y_Offset(const int Y) const;
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//--- change of time/price coordinates is blocked
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bool Time(const datetime time) const { return(false); }
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bool Price(const double price) const { return(false); }
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//--- method of creating the object
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bool Create(long chart_id,const string name,const int window,const int X,const int Y);
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//--- method of identifying the object
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virtual int Type(void) const { return(OBJ_BITMAP_LABEL); }
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//--- methods for working with files
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virtual bool Save(const int file_handle);
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virtual bool Load(const int file_handle);
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};
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//+------------------------------------------------------------------+
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//| Constructor |
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//+------------------------------------------------------------------+
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CChartObjectBmpLabel::CChartObjectBmpLabel(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Destructor |
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//+------------------------------------------------------------------+
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CChartObjectBmpLabel::~CChartObjectBmpLabel(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Create object "Bitmap label" |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::Create(long chart_id,const string name,const int window,const int X,const int Y)
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{
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if(!ObjectCreate(chart_id,name,OBJ_BITMAP_LABEL,window,0,0.0))
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return(false);
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if(!Attach(chart_id,name,window,1))
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return(false);
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if(!X_Distance(X) || !Y_Distance(Y))
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return(false);
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//--- successful
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Get the X-distance property |
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//+------------------------------------------------------------------+
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int CChartObjectBmpLabel::X_Distance(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return(0);
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//--- result
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return((int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_XDISTANCE));
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}
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//+------------------------------------------------------------------+
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//| Set the X-distance property |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::X_Distance(const int X) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_XDISTANCE,X));
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}
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//+------------------------------------------------------------------+
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//| Get the Y-distance property |
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//+------------------------------------------------------------------+
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int CChartObjectBmpLabel::Y_Distance(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return(0);
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//--- result
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return((int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_YDISTANCE));
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}
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//+------------------------------------------------------------------+
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//| Set the Y-distance property |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::Y_Distance(const int Y) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_YDISTANCE,Y));
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}
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//+------------------------------------------------------------------+
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//| Get the X-size |
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//+------------------------------------------------------------------+
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int CChartObjectBmpLabel::X_Size(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return(0);
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//--- result
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return((int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_XSIZE));
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}
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//+------------------------------------------------------------------+
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//| Get the Y-size |
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//+------------------------------------------------------------------+
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int CChartObjectBmpLabel::Y_Size(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return(0);
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//--- result
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return((int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_YSIZE));
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}
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//+------------------------------------------------------------------+
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//| Get the Corner property |
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//+------------------------------------------------------------------+
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ENUM_BASE_CORNER CChartObjectBmpLabel::Corner(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return(WRONG_VALUE);
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//--- result
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return((ENUM_BASE_CORNER)ObjectGetInteger(m_chart_id,m_name,OBJPROP_CORNER));
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}
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//+------------------------------------------------------------------+
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//| Set the Corner property |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::Corner(const ENUM_BASE_CORNER corner) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_CORNER,corner));
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}
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//+------------------------------------------------------------------+
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//| Get filename of the "bmp-ON" property |
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//+------------------------------------------------------------------+
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string CChartObjectBmpLabel::BmpFileOn(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return("");
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//--- result
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return(ObjectGetString(m_chart_id,m_name,OBJPROP_BMPFILE,0));
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}
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//+------------------------------------------------------------------+
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//| Set filename for the "bmp-ON" property |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::BmpFileOn(const string name) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetString(m_chart_id,m_name,OBJPROP_BMPFILE,0,name));
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}
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//+------------------------------------------------------------------+
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//| Get filename of the "bmp-OFF" property |
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//+------------------------------------------------------------------+
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string CChartObjectBmpLabel::BmpFileOff(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return("");
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//--- result
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return(ObjectGetString(m_chart_id,m_name,OBJPROP_BMPFILE,1));
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}
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//+------------------------------------------------------------------+
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//| Set filename for the "bmp-OFF" property |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::BmpFileOff(const string name) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetString(m_chart_id,m_name,OBJPROP_BMPFILE,1,name));
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}
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//+------------------------------------------------------------------+
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//| Get the State property |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::State(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return((bool)ObjectGetInteger(m_chart_id,m_name,OBJPROP_STATE));
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}
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//+------------------------------------------------------------------+
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//| Set the State property |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::State(const bool state) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_STATE,state));
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}
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//+------------------------------------------------------------------+
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//| Get the XOffset property |
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//+------------------------------------------------------------------+
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int CChartObjectBmpLabel::X_Offset(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return(0);
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//--- result
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return((int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_XOFFSET));
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}
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//+------------------------------------------------------------------+
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//| Set the XOffset property |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::X_Offset(const int X) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_XOFFSET,X));
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}
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//+------------------------------------------------------------------+
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//| Get the YOffset property |
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//+------------------------------------------------------------------+
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int CChartObjectBmpLabel::Y_Offset(void) const
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{
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//--- check
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if(m_chart_id==-1)
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return(0);
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//--- result
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return((int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_YOFFSET));
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}
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//+------------------------------------------------------------------+
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//| Set the YOffset property |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::Y_Offset(const int Y) const
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{
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//--- check
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if(m_chart_id==-1)
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return(false);
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//--- result
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return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_YOFFSET,Y));
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}
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//+------------------------------------------------------------------+
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//| Writing parameters of object to file |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::Save(const int file_handle)
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{
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int len;
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string str;
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//--- check
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if(file_handle==INVALID_HANDLE || m_chart_id==-1)
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return(false);
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//--- write
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if(!CChartObject::Save(file_handle))
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return(false);
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//--- write value of the "X-distance" property
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if(FileWriteInteger(file_handle,(int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_XDISTANCE),INT_VALUE)!=sizeof(int))
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return(false);
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//--- write value of the "Y-distance" property
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if(FileWriteInteger(file_handle,(int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_YDISTANCE),INT_VALUE)!=sizeof(int))
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return(false);
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//--- write value of the "Corner" property
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if(FileWriteInteger(file_handle,(int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_CORNER),INT_VALUE)!=sizeof(int))
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return(false);
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//--- write value of the "filename bmp-ON" property
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str=ObjectGetString(m_chart_id,m_name,OBJPROP_BMPFILE,0);
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len=StringLen(str);
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if(FileWriteInteger(file_handle,len,INT_VALUE)!=INT_VALUE)
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return(false);
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if(len!=0 && FileWriteString(file_handle,str,len)!=len)
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return(false);
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//--- write value of the "filename bmp-OFF" property
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str=ObjectGetString(m_chart_id,m_name,OBJPROP_BMPFILE,1);
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len=StringLen(str);
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if(FileWriteInteger(file_handle,len,INT_VALUE)!=INT_VALUE)
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return(false);
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if(len!=0 && FileWriteString(file_handle,str,len)!=len)
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return(false);
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//--- write state
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if(FileWriteLong(file_handle,ObjectGetInteger(m_chart_id,m_name,OBJPROP_STATE))!=sizeof(long))
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return(false);
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//--- successful
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return(true);
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}
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//+------------------------------------------------------------------+
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//| Reading object parameters from file |
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//+------------------------------------------------------------------+
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bool CChartObjectBmpLabel::Load(const int file_handle)
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{
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int len;
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string str;
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//--- check
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if(file_handle==INVALID_HANDLE || m_chart_id==-1)
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return(false);
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//--- read
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if(!CChartObject::Load(file_handle))
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return(false);
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//--- read value of the "X-distance" property
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if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_XDISTANCE,FileReadInteger(file_handle,INT_VALUE)))
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return(false);
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//--- read value of the "Y-distance" property
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if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_YDISTANCE,FileReadInteger(file_handle,INT_VALUE)))
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return(false);
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//--- read value of "Corner" property
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if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_CORNER,FileReadInteger(file_handle,INT_VALUE)))
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return(false);
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//--- read value of the "filename bmp-ON" property
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len=FileReadInteger(file_handle,INT_VALUE);
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str=(len!=0) ? FileReadString(file_handle,len) : "";
|
|
if(!ObjectSetString(m_chart_id,m_name,OBJPROP_BMPFILE,0,str))
|
|
return(false);
|
|
//--- read value of the "filename bmp-OFF" property
|
|
len=FileReadInteger(file_handle,INT_VALUE);
|
|
str=(len!=0) ? FileReadString(file_handle,len) : "";
|
|
if(!ObjectSetString(m_chart_id,m_name,OBJPROP_BMPFILE,1,str))
|
|
return(false);
|
|
//--- read state
|
|
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_STATE,FileReadLong(file_handle)))
|
|
return(false);
|
|
//--- successful
|
|
return(true);
|
|
}
|
|
//+------------------------------------------------------------------+
|