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Reference Guide
gaxis.C
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1/// \file
2/// \ingroup tutorial_graphics
3/// \notebook
4/// Simple example illustrating how to draw TGaxis objects in various formats.
5///
6/// \macro_image
7/// \macro_code
8///
9/// \authors Rene Brun, Olivier Couet
10
11void gaxis(){
12 auto c1 = new TCanvas("c1","Examples of TGaxis",10,10,700,500);
13 c1->Range(-10,-1,10,1);
14
15 auto axis1 = new TGaxis(-4.5,-0.2,5.5,-0.2,-6,8,510,"");
16 axis1->Draw();
17
18 auto axis2 = new TGaxis(-4.5,0.2,5.5,0.2,0.001,10000,510,"G");
19 axis2->Draw();
20
21 auto axis3 = new TGaxis(-9,-0.8,-9,0.8,-8,8,50510,"");
22 axis3->SetTitle("axis3");
23 axis3->SetTitleOffset(0.5);
24 axis3->Draw();
25
26 auto axis4 = new TGaxis(-7,-0.8,-7,0.8,1,10000,50510,"G");
27 axis4->SetTitle("axis4");
28 axis4->Draw();
29
30 auto axis5 = new TGaxis(-4.5,-0.6,5.5,-0.6,1.2,1.32,80506,"-+");
31 axis5->SetLabelSize(0.03);
32 axis5->SetTextFont(72);
33 axis5->Draw();
34
35 auto axis6 = new TGaxis(-4.5,0.5,5.5,0.5,100,900,50510,"-");
36 axis6->Draw();
37
38 auto axis7 = new TGaxis(-5.5,0.85,5.5,0.85,0,4.3e-6,510,"");
39 axis7->Draw();
40
41 auto axis8 = new TGaxis(8,-0.8,8,0.8,0,9000,50510,"+L");
42 axis8->Draw();
43
44 // One can make a vertical axis going top->bottom. However the two x values should be
45 // slightly different to avoid labels overlapping.
46 auto axis9 = new TGaxis(6.5,0.8,6.499,-0.8,0,90,50510,"-");
47 axis9->Draw();
48}
The Canvas class.
Definition: TCanvas.h:23
The axis painter class.
Definition: TGaxis.h:23
return c1
Definition: legend1.C:41