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