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#ifndef _DATA_H_
#define _DATA_H_
//#include <RWOAttr.h>
#include <Tango.h>
#include <math.h>
#include <PLCServerProxy.h>
namespace PLCDataViewer_ns
{
template<typename T> class Attr: public Tango::Attr
{
public:
Attr(string name, long type, Tango::AttrWriteType rw_mode):Tango::Attr(name.c_str(), type, rw_mode){};
virtual ~Attr(){};
};
//- Abstract class : Data
template<typename T> class Data : public Tango::LogAdapter, public Attr<T>
{
public:
//Data(Tango::DeviceImpl* dev):Tango::LogAdapter(dev) {};
virtual ~Data() {};
virtual std::string get_type() = 0;
void setPLCProxy(PLCServerProxy* proxy) { plc = proxy;}
protected:
//- Abstract class : a Data is either readonly, writeonly or readwrite
Data(string name, long dataType, Tango::AttrWriteType rwType, PLCServerProxy* proxy, Tango::DeviceImpl* dev):Attr<T>(name, dataType, rwType), Tango::LogAdapter(dev), attrType(type), plc(proxy){};
long attrType;
PLCServerProxy* plc;
};
//- Read only Data class
template<typename T> class ROData : virtual public Data<T>
{
public:
ROData(string name, double offset, long dataType, PLCServerProxy* proxy, Tango::DeviceImpl* dev);
//ROData(Tango::DeviceImpl* dev, float offset):Data<T>(dev) { readAddress = offset;}
virtual ~ROData();
virtual void updateValueFromPLC(Tango::DevVarShortArray* plcData, long startOffset);
void setValue(T val) { *readValue = val;}
T* getValue() { return readValue;}
virtual void read(Tango::DeviceImpl *dev,Tango::Attribute &att);
virtual std::string get_type() { return "ROData"; }
double getReadAddress() { return readAddress; }
protected:
T* readValue;
double readAddress;
private:
unsigned short getBooleanMask(double address);
long getLongValue(short var1, short var2);
};
template<typename T>
ROData<T>::ROData(string name, double offset, long dataType, PLCServerProxy* proxy, Tango::DeviceImpl* dev):Data<T>(name, dataType, Tango::READ, proxy, dev), readAddress(offset)
{
readValue = 0;
readValue = new T;
}
template<typename T>
ROData<T>::~ROData()
{
DEBUG_STREAM << "Entering ROData<T>::~ROData()" << endl;
if(readValue)
{
delete readValue;
readValue = 0;
}
DEBUG_STREAM << "Exiting ROData<T>::~ROData()" << endl;
};
template<typename T>
void ROData<T>::read(Tango::DeviceImpl *dev,Tango::Attribute &att)
{
att.set_value(readValue);
}
template<typename T>
void ROData<T>::updateValueFromPLC(Tango::DevVarShortArray* plcData, long startOffset)
{
//- Inutile
}
//- Compute the mask used to get the boolean value from a word
template<typename T>
unsigned short ROData<T>::getBooleanMask(double addr)
{
//- Inutile
}
//- Get one long value from two words
template<typename T>
long ROData<T>::getLongValue(short var1, short var2)
{
//- Inutile
}
//- Write only Data class
template<typename T> class WOData : virtual public Data<T>
{
public:
WOData(string name, double offset, long dataType, PLCServerProxy* proxy, Tango::DeviceImpl* dev):Data<T>(name, dataType, Tango::WRITE, proxy, dev), writeAddress(offset) {};
//WOData(Tango::DeviceImpl* dev, double offset):Data<T>(dev) { writeAddress = offset;}
virtual ~WOData()
{
DEBUG_STREAM << "WOData<T>::~WOData()" << endl;
}
virtual void writeValueToPLC(T val);
void setValue(T val) { writeValue = val;}
T getValue() { return writeValue;}
virtual void write(Tango::DeviceImpl *dev,Tango::WAttribute &att);
virtual std::string get_type() { return "WOData"; }
double getWriteAddress() { return writeAddress; }
void setWriteAddress(double address) { writeAddress = address;}
protected:
T writeValue;
double writeAddress;
};
template<typename T>
void WOData<T>::writeValueToPLC(T val)
{
//-Inutile
}
template<typename T>
void WOData<T>::write(Tango::DeviceImpl *dev,Tango::WAttribute &att)
{
DEBUG_STREAM << "Entering WOData<T>::write" << endl;
att.get_write_value(writeValue);
DEBUG_STREAM << "writeValue = " << writeValue << endl;
this->writeValueToPLC(writeValue);
}
//- Read/Write Data class
template<typename T> class RWData : public ROData<T>, public WOData<T>
{
public:
RWData(string name, double readOffset, double writeOffset, long dataType, PLCServerProxy* proxy, Tango::DeviceImpl* dev):Data<T>(name, dataType, Tango::READ_WRITE, proxy, dev), ROData<T>(name, readOffset, dataType, proxy, dev), WOData<T>(name, writeOffset, dataType, proxy, dev) {};
virtual ~RWData()
{
DEBUG_STREAM << "RWData<T>::~RWData()" << endl;
}
virtual std::string get_type() { return "RWData"; }
};
}
#endif |
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, les inspirations sont les bienvenues 
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