Gnuplot Class Reference

#include <Gnuplot.hh>

List of all members.

Public Member Functions
void	cmd (const char *_cmd,...)
	Send a command to gnuplot (low-level function use by all plot functions.).
bool	is_active (void) const
	Is Self active, i.e. does it have an active plot?
bool	is_valid (void) const
	Is Self valid?
	~Gnuplot ()
Constructors
	Gnuplot (const string &_title, const string &_style, const string &_xlabel, const string &_ylabel, vector< double > _x)
	Constructor calling plot_x().
	Gnuplot (const string &_title, const string &_style, const string &_xlabel, const string &_ylabel, vector< double > _x, vector< double > _y)
	Constructor calling plot_xy().
	Gnuplot (const string &_style)
	Set a style during construction.
	Gnuplot ()
	Default constructor.
plot functions
void	plot_equation (const string &_equation, const string &_title)
	Plot an equation supplied as a string.
void	plot_slope (double _a, double _b, const string &_title)
void	plot_x (vector< double > _x, const string &_title)
	Plot a single vector.
void	plot_xy (vector< double > _x, vector< double > _y, const string &_title)
	Plot x,y pairs.
void	reset_plot (void)
	If multiple plots are present it will clear the plot area.
Gnuplot settings
void	set_style (const string &_style)
	set line style
void	set_xlabel (const string &_xlabel)
	set x axis label
void	set_ylabel (const string &_ylabel)
	set x axis label
Private Member Functions
bool	get_program_path (const string)
void	init ()
Private Attributes
FILE *	gnucmd
int	nplots
string	pstyle
vector< string >	to_delete
bool	valid
Static Private Attributes
static string	gnuplot_executable_

---

Detailed Description

Utility class interfacing with Gnuplot.

Note:

The plot will be visible as long as the object is not destructed.

Author:

Rajarshi Guha (C++ API based on the C API by Nicolas Devillard)

See also:

http://ndevilla.free.fr/gnuplot/ more information.

Definition at line 92 of file Gnuplot.hh.

---

Constructor & Destructor Documentation

Gnuplot::Gnuplot

(

)

Default constructor.

Gnuplot::Gnuplot

(

const string &

_style

)

Set a style during construction.

Gnuplot::Gnuplot	(	const string &	_title,
		const string &	_style,
		const string &	_xlabel,
		const string &	_ylabel,
		vector< double >	_x,
		vector< double >	_y
	)

Constructor calling plot_xy().

Gnuplot::Gnuplot	(	const string &	_title,
		const string &	_style,
		const string &	_xlabel,
		const string &	_ylabel,
		vector< double >	_x
	)

Constructor calling plot_x().

Gnuplot::~Gnuplot

(

)

---

Member Function Documentation

void Gnuplot::cmd	(	const char *	_cmd,
			...
	)

Send a command to gnuplot (low-level function use by all plot functions.).

bool Gnuplot::get_program_path

(

const

string

)

[private]

void Gnuplot::init

(

)

[private]

bool Gnuplot::is_active

(

void

)

const [inline]

Is Self active, i.e. does it have an active plot?

Definition at line 177 of file Gnuplot.hh.

bool Gnuplot::is_valid

(

void

)

const [inline]

Is Self valid?

Definition at line 174 of file Gnuplot.hh.

void Gnuplot::plot_equation	(	const string &	_equation,
		const string &	_title
	)

Plot an equation supplied as a string.

void Gnuplot::plot_slope	(	double	_a,
		double	_b,
		const string &	_title
	)

Plot an equation of the form: y = ax + b You supply a and b

void Gnuplot::plot_x	(	vector< double >	_x,
		const string &	_title
	)

Plot a single vector.

void Gnuplot::plot_xy	(	vector< double >	_x,
		vector< double >	_y,
		const string &	_title
	)

Plot x,y pairs.

void Gnuplot::reset_plot

(

void

)

If multiple plots are present it will clear the plot area.

void Gnuplot::set_style

(

const string &

_style

)

set line style

void Gnuplot::set_xlabel

(

const string &

_xlabel

)

set x axis label

void Gnuplot::set_ylabel

(

const string &

_ylabel

)

set x axis label

---

Member Data Documentation

FILE* Gnuplot::gnucmd [private]

Definition at line 96 of file Gnuplot.hh.

string Gnuplot::gnuplot_executable_ [static, private]

Definition at line 104 of file Gnuplot.hh.

int Gnuplot::nplots [private]

Definition at line 99 of file Gnuplot.hh.

string Gnuplot::pstyle [private]

Definition at line 97 of file Gnuplot.hh.

vector<string> Gnuplot::to_delete [private]

Definition at line 98 of file Gnuplot.hh.

bool Gnuplot::valid [private]

Definition at line 101 of file Gnuplot.hh.

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

• Gnuplot.hh