ROOTCanvas Class Reference

A "prettified" generic figure canvas. More...

#include <CepGenAddOns/ROOTWrapper/ROOTCanvas.h>

Inheritance diagram for ROOTCanvas:

Collaboration diagram for ROOTCanvas:

Public Member Functions
	ROOTCanvas (const std::string &name, const std::string &title="", bool ratio=false)
	Build a canvas from its name, title, and attributes.
void	SetSize (double size=600)
	Set horizontal canvas width.
void	Prettify (TH1 *obj)
	Draw main plot attributes in a pretty manner.
void	Prettify (THStack *hs)
void	Prettify (TMultiGraph *mg)
std::vector< TH1 * >	RatioPlot (TH1 *denom, const std::vector< TH1 * > &numers, double xmin=-999., double xmax=-999., double ymin=-999., double ymax=-999., Option_t *draw_style="hist")
std::vector< TGraphErrors * >	RatioPlot (TGraphErrors *denom, const std::vector< TGraphErrors * > &numers, double xmin=-999., double xmax=-999., double ymin=-999., double ymax=-999.)
void	SetTopLabel (const std::string &lab)
	Specify the text to show on top of the canvas.
void	SetGrid (int x=1, int y=1)
void	SetLogx (int log=1)
void	SetLogy (int log=1)
void	SetLogz (int log=1)
void	SetLegendMode (const std::string &mode)
	Set the placement strategy for the legend.
void	SetLegendX1 (double x)
	Set the horizontal coordinate of the low-left part of the legend object.
void	SetLegendY1 (double y)
	Set the vertical coordinate of the low-left part of the legend object.
void	AddLegendEntry (const TObject *obj, const std::string &title, Option_t *option="lpf")
	Add one new entry to the legend object.
void	Save (const std::string &ext, const std::string &out_dir=".")
	Save the canvas in an external file.
TLegend *	GetLegend ()
	Retrieve the legend object (if produced)
void	Place (TLegend *leg, const Option_t *mode="lt")
template<typename T , typename... Args>
T *	Make (Args &&... args)
	Garbage collector-like TObjects producer.

Static Public Attributes
static const std::vector< int >	colours

Detailed Description

Definition at line 88 of file ROOTCanvas.h.

Constructor & Destructor Documentation

ROOTCanvas()

ROOTCanvas ( const std::string &  name, const std::string &  title = "", bool  ratio = false  )

explicit

Parameters

[in]	name	Canvas name (and subsequently filename on save)
[in]	ratio	Divide the canvas into a main and ratio plots subparts?

Definition at line 95 of file ROOTCanvas.h.

Member Function Documentation

AddLegendEntry()

void AddLegendEntry	(	const TObject *	obj,
		const std::string &	title,
		Option_t *	option = "lpf"
	)

Definition at line 410 of file ROOTCanvas.h.

GetLegend()

TLegend * GetLegend

(

)

Definition at line 453 of file ROOTCanvas.h.

Make()

template<typename T , typename... Args>

T * Make

(

Args &&...

args

)

Definition at line 477 of file ROOTCanvas.h.

Place()

void Place	(	TLegend *	leg,
		const Option_t *	mode = "lt"
	)

Definition at line 454 of file ROOTCanvas.h.

Prettify() [1/3]

void Prettify

(

TH1 *

obj

)

Definition at line 108 of file ROOTCanvas.h.

Prettify() [2/3]

void Prettify

(

THStack *

hs

)

Definition at line 188 of file ROOTCanvas.h.

Prettify() [3/3]

void Prettify

(

TMultiGraph *

mg

)

Definition at line 205 of file ROOTCanvas.h.

RatioPlot() [1/2]

std::vector< TGraphErrors * > RatioPlot	(	TGraphErrors *	denom,
		const std::vector< TGraphErrors * > &	numers,
		double	xmin = -999.,
		double	xmax = -999.,
		double	ymin = -999.,
		double	ymax = -999.
	)

Definition at line 289 of file ROOTCanvas.h.

RatioPlot() [2/2]

std::vector< TH1 * > RatioPlot	(	TH1 *	denom,
		const std::vector< TH1 * > &	numers,
		double	xmin = -999.,
		double	xmax = -999.,
		double	ymin = -999.,
		double	ymax = -999.,
		Option_t *	draw_style = "hist"
	)

Definition at line 239 of file ROOTCanvas.h.

Save()

void Save	(	const std::string &	ext,
		const std::string &	out_dir = "."
	)

Definition at line 424 of file ROOTCanvas.h.

SetGrid()

void SetGrid	(	int	x = 1,
		int	y = 1
	)

Definition at line 367 of file ROOTCanvas.h.

SetLegendMode()

void SetLegendMode

(

const std::string &

mode

)

Definition at line 394 of file ROOTCanvas.h.

SetLegendX1()

void SetLegendX1

(

double

x

)

Note

To be called before the first legend entry is added

Definition at line 397 of file ROOTCanvas.h.

SetLegendY1()

void SetLegendY1

(

double

y

)

Note

To be called before the first legend entry is added

Definition at line 404 of file ROOTCanvas.h.

SetLogx()

void SetLogx

(

int

log = 1

)

Definition at line 373 of file ROOTCanvas.h.

SetLogy()

void SetLogy

(

int

log = 1

)

Definition at line 380 of file ROOTCanvas.h.

SetLogz()

void SetLogz

(

int

log = 1

)

Definition at line 386 of file ROOTCanvas.h.

SetSize()

void SetSize

(

double

size = 600

)

Definition at line 105 of file ROOTCanvas.h.

SetTopLabel()

void SetTopLabel

(

const std::string &

lab

)

Definition at line 355 of file ROOTCanvas.h.

Member Data Documentation

colours

const std::vector< int > colours

static

Initial value:

= {
      kBlack, kRed + 1, kBlue - 2, kGreen + 1, kOrange + 1, kAzure + 1, kMagenta + 1, kCyan + 3, kPink + 5}

Definition at line 90 of file ROOTCanvas.h.