Loading [MathJax]/extensions/MathZoom.js
ROOT
6.12/07
Reference Guide
ROOT Home Page
Main Page
Tutorials
User's Classes
+
Namespaces
Namespace List
+
Namespace Members
+
All
<
_
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
+
Functions
<
_
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
+
Variables
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
+
Typedefs
a
b
c
d
e
f
g
h
i
l
m
n
o
p
q
r
s
u
w
x
+
Enumerations
a
e
f
g
m
p
t
w
y
+
Enumerator
b
c
d
e
f
g
h
i
k
l
m
n
o
p
r
s
w
+
All Classes
Class List
Class Index
Class Hierarchy
+
Class Members
+
All
:
_
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
~
+
Functions
_
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
~
+
Variables
_
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
+
Typedefs
a
b
c
d
e
f
g
h
i
k
l
m
n
o
p
r
s
t
u
v
w
x
y
+
Enumerations
a
b
c
d
e
f
g
h
i
l
m
o
p
r
s
w
y
+
Enumerator
_
a
b
c
d
e
f
g
h
i
k
l
m
n
o
p
q
r
s
t
u
v
w
+
Properties
f
+
Related Functions
:
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
z
+
Files
File List
+
File Members
+
All
1
2
3
4
5
6
7
8
9
_
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
+
Functions
_
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
+
Variables
_
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
+
Typedefs
a
b
c
d
e
f
g
h
i
k
l
m
n
o
p
q
r
s
t
u
v
w
x
+
Enumerations
c
e
f
i
l
m
p
r
u
x
+
Enumerator
a
c
d
e
f
g
h
i
k
l
n
o
p
r
s
v
w
+
Macros
1
2
3
4
5
6
7
8
9
_
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
Release Notes
•
All
Classes
Namespaces
Files
Functions
Variables
Typedefs
Enumerations
Enumerator
Properties
Friends
Macros
Modules
Pages
tutorials
graphics
ellipse.C File Reference
Tutorials
»
Graphics tutorials
Detailed Description
Draw ellipses.
TCanvas
*ellipse(){
TCanvas
*c1 =
new
TCanvas
(
"c1"
);
c1->
Range
(0,0,1,1);
TPaveLabel
*pel =
new
TPaveLabel
(0.1,0.8,0.9,0.95,
"Examples of Ellipses"
);
pel->
SetFillColor
(42);
pel->
Draw
();
TEllipse
*el1 =
new
TEllipse
(0.25,0.25,.1,.2);
el1->
Draw
();
TEllipse
*el2 =
new
TEllipse
(0.25,0.6,.2,.1);
el2->
SetFillColor
(6);
el2->
SetFillStyle
(3008);
el2->
Draw
();
TEllipse
*el3 =
new
TEllipse
(0.75,0.6,.2,.1,45,315);
el3->
SetFillColor
(2);
el3->
SetFillStyle
(1001);
el3->
SetLineColor
(4);
el3->
Draw
();
TEllipse
*el4 =
new
TEllipse
(0.75,0.25,.2,.15,45,315,62);
el4->
SetFillColor
(5);
el4->
SetFillStyle
(1001);
el4->
SetLineColor
(4);
el4->
SetLineWidth
(6);
el4->
Draw
();
return
c1
;
}
Author
Rene Brun
Definition in file
ellipse.C
.