DatapointValue Class Reference

Class to hold an actual reading value. More...

#include <datapoint.h>

Public Types
enum	DatapointTag {   T_STRING, T_INTEGER, T_FLOAT, T_FLOAT_ARRAY,   T_DP_DICT, T_DP_LIST, T_IMAGE, T_DATABUFFER,   T_2D_FLOAT_ARRAY }
typedef enum DatapointValue::DatapointTag	dataTagType

Public Member Functions
	DatapointValue (const std::string &value)
	Construct with a string.
	DatapointValue (const long value)
	Construct with an integer value.
	DatapointValue (const double value)
	Construct with a floating point value.
	DatapointValue (const std::vector< double > &values)
	Construct with an array of floating point values.
	DatapointValue (std::vector< Datapoint *> *&values, bool isDict)
	Construct with an array of Datapoints.
	DatapointValue (const DPImage &value)
	Construct with an Image.
	DatapointValue (const DataBuffer &value)
	Construct with a DataBuffer.
	DatapointValue (DPImage *value)
	Construct with an Image Pointer, the image becomes owned by the datapointValue.
	DatapointValue (DataBuffer *value)
	Construct with a DataBuffer.
	DatapointValue (const std::vector< std::vector< double > *> &values)
	Construct with a 2 dimentional array of floating point values.
	DatapointValue (const DatapointValue &obj)
	Copy constructor.
DatapointValue &	operator= (const DatapointValue &rhs)
	Assignment Operator.
	~DatapointValue ()
	Destructor. More...
void	setValue (std::string value)
	Set the value of a datapoint, this may also cause the type to be changed. More...
void	setValue (long value)
	Set the value of a datapoint, this may also cause the type to be changed. More...
void	setValue (double value)
	Set the value of a datapoint, this may also cause the type to be changed. More...
void	setValue (const DPImage &value)
	Set the value of a datapoint to be an image. More...
std::string	toString () const
	Return the value as a string. More...
std::string	toStringValue () const
	Return string value without trailing/leading quotes.
long	toInt () const
	Return long value.
double	toDouble () const
	Return double value.
dataTagType	getType () const
	Return the Tag type.
std::string	getTypeStr () const
std::vector< Datapoint * > *&	getDpVec ()
	Return array of datapoints.
std::vector< double > *&	getDpArr ()
	Return array of float.
std::vector< std::vector< double > *> *&	getDp2DArr ()
	Return 2D array of float.
DPImage *	getImage ()
	Return the Image.
DataBuffer *	getDataBuffer ()
	Return the DataBuffer.

Detailed Description

Class to hold an actual reading value.

The class is simply a tagged union that also contains methods to return the value as a string for encoding in a JSON document.

Constructor & Destructor Documentation

~DatapointValue()

DatapointValue::~DatapointValue

(

)

Destructor.

DatapointValue class destructor.

Member Function Documentation

setValue() [1/4]

void DatapointValue::setValue ( std::string  value )

inline

Set the value of a datapoint, this may also cause the type to be changed.

Parameters

value

An string value to set

setValue() [2/4]

void DatapointValue::setValue ( long  value )

inline

Set the value of a datapoint, this may also cause the type to be changed.

Parameters

value

An integer value to set

setValue() [3/4]

void DatapointValue::setValue ( double  value )

inline

Set the value of a datapoint, this may also cause the type to be changed.

Parameters

value

A floating point value to set

setValue() [4/4]

void DatapointValue::setValue ( const DPImage &  value )

inline

Set the value of a datapoint to be an image.

Parameters

value

The image to set in the data point

toString()

std::string DatapointValue::toString

(

)

const

Return the value as a string.

Returns

String representing the DatapointValue object

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The documentation for this class was generated from the following files:

• C/common/include/datapoint.h
• C/common/datapoint.cpp