Princeec13/mql5
Watch
0
0
Fork
You've already forked mql5
 1
Code Issues Pull requests 1 Projects Releases Packages Wiki Activity Actions
mql5/Include/ChartObjects/ChartObjectsTxtControls.mqh

895 lines
36 KiB
MQL5
RawPermalinkNormal ViewHistory

new files added
2025-08-05 01:57:33 -04:00
//+------------------------------------------------------------------+
//| ChartObjectsTxtControls.mqh |
//| Copyright 2000-2025, MetaQuotes Ltd. |
//| https://www.mql5.com |
//+------------------------------------------------------------------+
//| All text objects. |
//+------------------------------------------------------------------+
#include "ChartObject.mqh"
//+------------------------------------------------------------------+
//| Class CChartObjectText. |
//| Purpose: Class of the "Text" object of chart. |
//| Derives from class CChartObject. |
//+------------------------------------------------------------------+
class CChartObjectText : public CChartObject
{
public:
CChartObjectText(void);
~CChartObjectText(void);
//--- 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 override { return(OBJ_TEXT); }
//--- methods of access to properties of the object
double Angle(void) const;
bool Angle(const double angle) const;
string Font(void) const;
bool Font(const string font) const;
int FontSize(void) const;
bool FontSize(const int size) const;
ENUM_ANCHOR_POINT Anchor(void) const;
bool Anchor(const ENUM_ANCHOR_POINT anchor) const;
//--- methods for working with files
virtual bool Save(const int file_handle) override;
virtual bool Load(const int file_handle) override;
};
//+------------------------------------------------------------------+
//| Constructor |
//+------------------------------------------------------------------+
CChartObjectText::CChartObjectText(void)
{
}
//+------------------------------------------------------------------+
//| Destructor |
//+------------------------------------------------------------------+
CChartObjectText::~CChartObjectText(void)
{
}
//+------------------------------------------------------------------+
//| Create object "Text" |
//+------------------------------------------------------------------+
bool CChartObjectText::Create(long chart_id,const string name,const int window,
const datetime time,const double price)
{
if(!ObjectCreate(chart_id,name,OBJ_TEXT,window,time,price))
return(false);
if(!Attach(chart_id,name,window,1))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Get value of the "Angle" property |
//+------------------------------------------------------------------+
double CChartObjectText::Angle(void) const
{
//--- check
if(m_chart_id==-1)
return(EMPTY_VALUE);
//--- result
return(ObjectGetDouble(m_chart_id,m_name,OBJPROP_ANGLE));
}
//+------------------------------------------------------------------+
//| Set value of the "Angle" property |
//+------------------------------------------------------------------+
bool CChartObjectText::Angle(const double angle) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetDouble(m_chart_id,m_name,OBJPROP_ANGLE,angle));
}
//+------------------------------------------------------------------+
//| Get font name |
//+------------------------------------------------------------------+
string CChartObjectText::Font(void) const
{
//--- check
if(m_chart_id==-1)
return("");
//--- result
return(ObjectGetString(m_chart_id,m_name,OBJPROP_FONT));
}
//+------------------------------------------------------------------+
//| Set font name |
//+------------------------------------------------------------------+
bool CChartObjectText::Font(const string font) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetString(m_chart_id,m_name,OBJPROP_FONT,font));
}
//+------------------------------------------------------------------+
//| Get font size |
//+------------------------------------------------------------------+
int CChartObjectText::FontSize(void) const
{
//--- check
if(m_chart_id==-1)
return(0);
//--- result
return((int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_FONTSIZE));
}
//+------------------------------------------------------------------+
//| Set font size |
//+------------------------------------------------------------------+
bool CChartObjectText::FontSize(const int size) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_FONTSIZE,size));
}
//+------------------------------------------------------------------+
//| Get anchor point |
//+------------------------------------------------------------------+
ENUM_ANCHOR_POINT CChartObjectText::Anchor(void) const
{
//--- check
if(m_chart_id==-1)
return(WRONG_VALUE);
//--- result
return((ENUM_ANCHOR_POINT)ObjectGetInteger(m_chart_id,m_name,OBJPROP_ANCHOR));
}
//+------------------------------------------------------------------+
//| Set anchor point |
//+------------------------------------------------------------------+
bool CChartObjectText::Anchor(const ENUM_ANCHOR_POINT anchor) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_ANCHOR,anchor));
}
//+------------------------------------------------------------------+
//| Writing parameters of object to file |
//+------------------------------------------------------------------+
bool CChartObjectText::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 "Angle" property
if(FileWriteDouble(file_handle,ObjectGetDouble(m_chart_id,m_name,OBJPROP_ANGLE))!=sizeof(double))
return(false);
//--- write value of the "Font Name" property
str=ObjectGetString(m_chart_id,m_name,OBJPROP_FONT);
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 "Font Size" property
if(FileWriteInteger(file_handle,(int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_FONTSIZE),INT_VALUE)!=sizeof(int))
return(false);
//--- write value of the "Anchor Point" property
if(FileWriteInteger(file_handle,(int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_ANCHOR),INT_VALUE)!=sizeof(int))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Reading parameters of object from file |
//+------------------------------------------------------------------+
bool CChartObjectText::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);
//--- reading value of the "Angle" property
if(!ObjectSetDouble(m_chart_id,m_name,OBJPROP_ANGLE,0,FileReadDouble(file_handle)))
return(false);
//--- read value of the "Font Name" property
len=FileReadInteger(file_handle,INT_VALUE);
str=(len!=0) ? FileReadString(file_handle,len) : "";
if(!ObjectSetString(m_chart_id,m_name,OBJPROP_FONT,str))
return(false);
//--- read value of the "Font Size" property
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_FONTSIZE,FileReadInteger(file_handle,INT_VALUE)))
return(false);
//--- read value of the "Anchor Point" property
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_ANCHOR,FileReadInteger(file_handle,INT_VALUE)))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Class CChartObjectLabel. |
//| Purpose: Class of the "Label" object of chart. |
//| Derives from class CChartObjectText. |
//+------------------------------------------------------------------+
class CChartObjectLabel : public CChartObjectText
{
public:
CChartObjectLabel(void);
~CChartObjectLabel(void);
//--- 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_LABEL); }
//--- 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;
//--- change of time/price coordinates is blocked
datetime Time(const int point) const { return(CChartObjectText::Time(point)); }
bool Time(const int point,const datetime time) const { return(false); }
double Price(const int point) const { return(CChartObjectText::Price(point)); }
bool Price(const int point,const double price) const { return(false); }
//--- methods for working with files
virtual bool Save(const int file_handle);
virtual bool Load(const int file_handle);
};
//+------------------------------------------------------------------+
//| Constructor |
//+------------------------------------------------------------------+
CChartObjectLabel::CChartObjectLabel(void)
{
}
//+------------------------------------------------------------------+
//| Destructor |
//+------------------------------------------------------------------+
CChartObjectLabel::~CChartObjectLabel(void)
{
}
//+------------------------------------------------------------------+
//| Create object "Label" |
//+------------------------------------------------------------------+
bool CChartObjectLabel::Create(long chart_id,const string name,const int window,const int X,const int Y)
{
if(!ObjectCreate(chart_id,name,OBJ_LABEL,window,0,0.0))
return(false);
if(!Attach(chart_id,name,window,1))
return(false);
if(!Description(name))
return(false);
if(!X_Distance(X) || !Y_Distance(Y))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Get the X-distance |
//+------------------------------------------------------------------+
int CChartObjectLabel::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 |
//+------------------------------------------------------------------+
bool CChartObjectLabel::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 |
//+------------------------------------------------------------------+
int CChartObjectLabel::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 |
//+------------------------------------------------------------------+
bool CChartObjectLabel::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 CChartObjectLabel::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 CChartObjectLabel::Y_Size(void) const
{
//--- check
if(m_chart_id==-1)
return(0);
//--- result
return((int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_YSIZE));
}
//+------------------------------------------------------------------+
//| Get base corner |
//+------------------------------------------------------------------+
ENUM_BASE_CORNER CChartObjectLabel::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 base corner |
//+------------------------------------------------------------------+
bool CChartObjectLabel::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));
}
//+------------------------------------------------------------------+
//| Writing parameters of object to file |
//+------------------------------------------------------------------+
bool CChartObjectLabel::Save(const int file_handle)
{
string str;
//--- check
if(file_handle==INVALID_HANDLE || m_chart_id==-1)
return(false);
//--- write
if(!CChartObjectText::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);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Reading parameters of object from file |
//+------------------------------------------------------------------+
bool CChartObjectLabel::Load(const int file_handle)
{
string str;
//--- check
if(file_handle==INVALID_HANDLE || m_chart_id==-1)
return(false);
//--- read
if(!CChartObjectText::Load(file_handle))
return(false);
//--- reading 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 the "Corner" property
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_CORNER,FileReadInteger(file_handle,INT_VALUE)))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Class CChartObjectEdit. |
//| Purpose: Class of the "Edit" object of chart. |
//| Derives from class CChartObjectLabel. |
//+------------------------------------------------------------------+
class CChartObjectEdit : public CChartObjectLabel
{
public:
CChartObjectEdit(void);
~CChartObjectEdit(void);
//--- method of creating the object
bool Create(long chart_id,const string name,const int window,const int X,const int Y,const int sizeX,const int sizeY);
//--- method of identifying the object
virtual int Type(void) const override { return(OBJ_EDIT); }
//--- methods of access to properties of the object
bool X_Size(const int X) const;
int X_Size(void) const { return(CChartObjectLabel::X_Size()); }
bool Y_Size(const int Y) const;
int Y_Size(void) const { return(CChartObjectLabel::Y_Size()); }
color BackColor(void) const;
bool BackColor(const color new_color) const;
color BorderColor(void) const;
bool BorderColor(const color new_color) const;
bool ReadOnly(void) const;
bool ReadOnly(const bool flag) const;
ENUM_ALIGN_MODE TextAlign(void) const;
bool TextAlign(const ENUM_ALIGN_MODE align) const;
//--- change of angle is blocked
bool Angle(const double angle) const { return(false); }
double Angle(void) const { return(CChartObjectLabel::Angle()); }
//--- methods for working with files
virtual bool Save(const int file_handle) override;
virtual bool Load(const int file_handle) override;
};
//+------------------------------------------------------------------+
//| Constructor |
//+------------------------------------------------------------------+
CChartObjectEdit::CChartObjectEdit(void)
{
}
//+------------------------------------------------------------------+
//| Destructor |
//+------------------------------------------------------------------+
CChartObjectEdit::~CChartObjectEdit(void)
{
}
//+------------------------------------------------------------------+
//| Create object "Edit" |
//+------------------------------------------------------------------+
bool CChartObjectEdit::Create(long chart_id,const string name,const int window,const int X,const int Y,const int sizeX,const int sizeY)
{
if(!ObjectCreate(chart_id,name,(ENUM_OBJECT)Type(),window,0,0,0))
return(false);
if(!Attach(chart_id,name,window,1))
return(false);
if(!X_Distance(X) || !Y_Distance(Y))
return(false);
if(!X_Size(sizeX) || !Y_Size(sizeY))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Set X-size |
//+------------------------------------------------------------------+
bool CChartObjectEdit::X_Size(const int X) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_XSIZE,X));
}
//+------------------------------------------------------------------+
//| Set Y-size |
//+------------------------------------------------------------------+
bool CChartObjectEdit::Y_Size(const int Y) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_YSIZE,Y));
}
//+------------------------------------------------------------------+
//| Get background color |
//+------------------------------------------------------------------+
color CChartObjectEdit::BackColor(void) const
{
//--- check
if(m_chart_id==-1)
return(clrNONE);
//--- result
return((color)ObjectGetInteger(m_chart_id,m_name,OBJPROP_BGCOLOR));
}
//+------------------------------------------------------------------+
//| Set background color |
//+------------------------------------------------------------------+
bool CChartObjectEdit::BackColor(const color new_color) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_BGCOLOR,new_color));
}
//+------------------------------------------------------------------+
//| Get border color |
//+------------------------------------------------------------------+
color CChartObjectEdit::BorderColor(void) const
{
//--- check
if(m_chart_id==-1)
return(clrNONE);
//--- result
return((color)ObjectGetInteger(m_chart_id,m_name,OBJPROP_BORDER_COLOR));
}
//+------------------------------------------------------------------+
//| Set border color |
//+------------------------------------------------------------------+
bool CChartObjectEdit::BorderColor(const color new_color) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_BORDER_COLOR,new_color));
}
//+------------------------------------------------------------------+
//| Get the "Read only" property |
//+------------------------------------------------------------------+
bool CChartObjectEdit::ReadOnly(void) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return((bool)ObjectGetInteger(m_chart_id,m_name,OBJPROP_READONLY));
}
//+------------------------------------------------------------------+
//| Set the "Read only" property |
//+------------------------------------------------------------------+
bool CChartObjectEdit::ReadOnly(const bool flag) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_READONLY,flag));
}
//+------------------------------------------------------------------+
//| Get the "Align" property |
//+------------------------------------------------------------------+
ENUM_ALIGN_MODE CChartObjectEdit::TextAlign(void) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return((ENUM_ALIGN_MODE)ObjectGetInteger(m_chart_id,m_name,OBJPROP_ALIGN));
}
//+------------------------------------------------------------------+
//| Set the "Align" property |
//+------------------------------------------------------------------+
bool CChartObjectEdit::TextAlign(const ENUM_ALIGN_MODE align) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_ALIGN,align));
}
//+------------------------------------------------------------------+
//| Writing parameters of object to file |
//+------------------------------------------------------------------+
bool CChartObjectEdit::Save(const int file_handle)
{
string str;
//--- check
if(file_handle==INVALID_HANDLE || m_chart_id==-1)
return(false);
//--- write
if(!CChartObjectLabel::Save(file_handle))
return(false);
//--- write value of the "X-size" property
if(FileWriteInteger(file_handle,(int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_XSIZE),INT_VALUE)!=sizeof(int))
return(false);
//--- write value of the "Y-size" property
if(FileWriteInteger(file_handle,(int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_YSIZE),INT_VALUE)!=sizeof(int))
return(false);
//--- write background color
if(FileWriteLong(file_handle,ObjectGetInteger(m_chart_id,m_name,OBJPROP_BGCOLOR))!=sizeof(long))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Reading parameters of object from file |
//+------------------------------------------------------------------+
bool CChartObjectEdit::Load(const int file_handle)
{
string str;
//--- check
if(file_handle==INVALID_HANDLE || m_chart_id==-1)
return(false);
//--- read
if(!CChartObjectLabel::Load(file_handle))
return(false);
//--- read value of the "X-size" property
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_XSIZE,FileReadInteger(file_handle,INT_VALUE)))
return(false);
//--- read value of the "Y-size" property
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_YSIZE,FileReadInteger(file_handle,INT_VALUE)))
return(false);
//--- read background color
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_BGCOLOR,FileReadLong(file_handle)))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Class CChartObjectButton. |
//| Purpose: Class of the "Button" object of chart. |
//| Derives from class CChartObjectEdit. |
//+------------------------------------------------------------------+
class CChartObjectButton : public CChartObjectEdit
{
public:
CChartObjectButton(void);
~CChartObjectButton(void);
//--- method of identifying the object
virtual int Type(void) const override { return(OBJ_BUTTON); }
//--- methods of access to properties of the object
bool State(void) const;
bool State(const bool state) const;
//--- methods for working with files
virtual bool Save(const int file_handle) override;
virtual bool Load(const int file_handle) override;
};
//+------------------------------------------------------------------+
//| Constructor |
//+------------------------------------------------------------------+
CChartObjectButton::CChartObjectButton(void)
{
}
//+------------------------------------------------------------------+
//| Destructor |
//+------------------------------------------------------------------+
CChartObjectButton::~CChartObjectButton(void)
{
}
//+------------------------------------------------------------------+
//| Get state |
//+------------------------------------------------------------------+
bool CChartObjectButton::State(void) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return((bool)ObjectGetInteger(m_chart_id,m_name,OBJPROP_STATE));
}
//+------------------------------------------------------------------+
//| Set state |
//+------------------------------------------------------------------+
bool CChartObjectButton::State(const bool state) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_STATE,state));
}
//+------------------------------------------------------------------+
//| Writing parameters of object to file |
//+------------------------------------------------------------------+
bool CChartObjectButton::Save(const int file_handle)
{
string str;
//--- check
if(file_handle==INVALID_HANDLE || m_chart_id==-1)
return(false);
//--- write
if(!CChartObjectEdit::Save(file_handle))
return(false);
//--- write state
if(FileWriteLong(file_handle,ObjectGetInteger(m_chart_id,m_name,OBJPROP_STATE))!=sizeof(long))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Reading parameters of object from file |
//+------------------------------------------------------------------+
bool CChartObjectButton::Load(const int file_handle)
{
string str;
//--- check
if(file_handle==INVALID_HANDLE || m_chart_id==-1)
return(false);
//--- read
if(!CChartObjectEdit::Load(file_handle))
return(false);
//--- read state
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_STATE,FileReadLong(file_handle)))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Class CChartObjectRectLabel. |
//| Purpose: Class of the "Rectangle Label" object of chart. |
//| Derives from class CChartObjectLabel. |
//+------------------------------------------------------------------+
class CChartObjectRectLabel : public CChartObjectLabel
{
public:
CChartObjectRectLabel(void);
~CChartObjectRectLabel(void);
//--- method of creating the object
bool Create(long chart_id,const string name,const int window,const int X,const int Y,const int sizeX,const int sizeY);
//--- method of identifying the object
virtual int Type(void) const { return(OBJ_RECTANGLE_LABEL); }
//--- methods of access to properties of the object
bool X_Size(const int X) const;
int X_Size(void)const { return(CChartObjectLabel::X_Size()); }
bool Y_Size(const int Y) const;
int Y_Size(void)const { return(CChartObjectLabel::Y_Size()); }
color BackColor(void) const;
bool BackColor(const color new_color) const;
ENUM_BORDER_TYPE BorderType(void) const;
bool BorderType(const ENUM_BORDER_TYPE flag) const;
//--- change of angle is blocked
bool Angle(const double angle) const { return(false); }
double Angle(void) const { return(CChartObjectLabel::Angle()); }
//--- methods for working with files
virtual bool Save(const int file_handle);
virtual bool Load(const int file_handle);
};
//+------------------------------------------------------------------+
//| Constructor |
//+------------------------------------------------------------------+
CChartObjectRectLabel::CChartObjectRectLabel(void)
{
}
//+------------------------------------------------------------------+
//| Destructor |
//+------------------------------------------------------------------+
CChartObjectRectLabel::~CChartObjectRectLabel(void)
{
}
//+------------------------------------------------------------------+
//| Create object "Ractangle Label" |
//+------------------------------------------------------------------+
bool CChartObjectRectLabel::Create(long chart_id,const string name,const int window,const int X,const int Y,const int sizeX,const int sizeY)
{
if(!ObjectCreate(chart_id,name,(ENUM_OBJECT)Type(),window,0,0,0))
return(false);
if(!Attach(chart_id,name,window,1))
return(false);
if(!X_Distance(X) || !Y_Distance(Y))
return(false);
if(!X_Size(sizeX) || !Y_Size(sizeY))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Set X-size |
//+------------------------------------------------------------------+
bool CChartObjectRectLabel::X_Size(const int X) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_XSIZE,X));
}
//+------------------------------------------------------------------+
//| Set Y-size |
//+------------------------------------------------------------------+
bool CChartObjectRectLabel::Y_Size(const int Y) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_YSIZE,Y));
}
//+------------------------------------------------------------------+
//| Get background color |
//+------------------------------------------------------------------+
color CChartObjectRectLabel::BackColor(void) const
{
//--- check
if(m_chart_id==-1)
return(clrNONE);
//--- result
return((color)ObjectGetInteger(m_chart_id,m_name,OBJPROP_BGCOLOR));
}
//+------------------------------------------------------------------+
//| Set background color |
//+------------------------------------------------------------------+
bool CChartObjectRectLabel::BackColor(const color new_color) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_BGCOLOR,new_color));
}
//+------------------------------------------------------------------+
//| Get the "Border type" property |
//+------------------------------------------------------------------+
ENUM_BORDER_TYPE CChartObjectRectLabel::BorderType(void) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return((ENUM_BORDER_TYPE)ObjectGetInteger(m_chart_id,m_name,OBJPROP_BORDER_TYPE));
}
//+------------------------------------------------------------------+
//| Set the "Border type" property |
//+------------------------------------------------------------------+
bool CChartObjectRectLabel::BorderType(const ENUM_BORDER_TYPE type) const
{
//--- check
if(m_chart_id==-1)
return(false);
//--- result
return(ObjectSetInteger(m_chart_id,m_name,OBJPROP_BORDER_TYPE,type));
}
//+------------------------------------------------------------------+
//| Writing parameters of object to file |
//+------------------------------------------------------------------+
bool CChartObjectRectLabel::Save(const int file_handle)
{
string str;
//--- check
if(file_handle==INVALID_HANDLE || m_chart_id==-1)
return(false);
//--- write
if(!CChartObjectLabel::Save(file_handle))
return(false);
//--- write value of the "X-size" property
if(FileWriteInteger(file_handle,(int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_XSIZE),INT_VALUE)!=sizeof(int))
return(false);
//--- write value of the "Y-size" property
if(FileWriteInteger(file_handle,(int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_YSIZE),INT_VALUE)!=sizeof(int))
return(false);
//--- write background color
if(FileWriteLong(file_handle,ObjectGetInteger(m_chart_id,m_name,OBJPROP_BGCOLOR))!=sizeof(long))
return(false);
//--- write value of the "Border type" property
if(FileWriteInteger(file_handle,(int)ObjectGetInteger(m_chart_id,m_name,OBJPROP_BORDER_TYPE),INT_VALUE)!=sizeof(int))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
//| Reading parameters of object from file |
//+------------------------------------------------------------------+
bool CChartObjectRectLabel::Load(const int file_handle)
{
string str;
//--- check
if(file_handle==INVALID_HANDLE || m_chart_id==-1)
return(false);
//--- read
if(!CChartObjectLabel::Load(file_handle))
return(false);
//--- read value of the "X-size" property
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_XSIZE,FileReadInteger(file_handle,INT_VALUE)))
return(false);
//--- read value of the "Y-size" property
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_YSIZE,FileReadInteger(file_handle,INT_VALUE)))
return(false);
//--- read background color
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_BGCOLOR,FileReadLong(file_handle)))
return(false);
//--- read value of the "Border type" property
if(!ObjectSetInteger(m_chart_id,m_name,OBJPROP_BORDER_TYPE,FileReadInteger(file_handle,INT_VALUE)))
return(false);
//--- successful
return(true);
}
//+------------------------------------------------------------------+
Reference in a new issueCopy permalink