23 const char *states[
nx] = {
24 "alabama",
"arizona",
"arkansas",
"california",
"colorado",
"connecticut",
"delaware",
25 "florida",
"georgia",
"idaho",
"illinois",
"indiana",
"iowa",
"kansas",
26 "kentucky",
"louisiana",
"maine",
"maryland",
"massachusetts",
"michigan",
"minnesota",
27 "mississippi",
"missouri",
"montana",
"nebraska",
"nevada",
"new_hampshire",
"new_jersey",
28 "new_mexico",
"new_york",
"north_carolina",
"north_dakota",
"ohio",
"oklahoma",
"oregon",
29 "pennsylvania",
"rhode_island",
"south_carolina",
"south_dakota",
"tennessee",
"texas",
"utah",
30 "vermont",
"virginia",
"washington",
"west_virginia",
"wisconsin",
"wyoming"};
31 Double_t pop[
nx] = {4708708, 6595778, 2889450, 36961664, 5024748, 3518288, 885122, 18537969, 9829211, 1545801,
32 12910409, 6423113, 3007856, 2818747, 4314113, 4492076, 1318301, 5699478, 6593587, 9969727,
33 5266214, 2951996, 5987580, 974989, 1796619, 2643085, 1324575, 8707739, 2009671, 19541453,
34 9380884, 646844, 11542645, 3687050, 3825657, 12604767, 1053209, 4561242, 812383, 6296254,
35 24782302, 2784572, 621760, 7882590, 6664195, 1819777, 5654774, 544270};
38 usa->ToggleEventStatus();
49 printf(
"Cannot access usa.root. Is internet working ?\n");
66 for (i = 0; i <
nx; i++)
67 p->Fill(states[i], pop[i]);
70 p->Draw(
"colz textn");
73 TLatex pupulationRef(-128, 27,
"#scale[.55]{#splitline{Source:}{http://eadiv.state.wy.us/pop/st-09est.htm}}");
ROOT::Detail::TRangeCast< T, true > TRangeDynCast
TRangeDynCast is an adapter class that allows the typed iteration through a TCollection.
winID h TVirtualViewer3D TVirtualGLPainter p
R__EXTERN TStyle * gStyle
A ROOT file is an on-disk file, usually with extension .root, that stores objects in a file-system-li...
static TFile * Open(const char *name, Option_t *option="", const char *ftitle="", Int_t compress=ROOT::RCompressionSetting::EDefaults::kUseCompiledDefault, Int_t netopt=0)
Create / open a file.
static Bool_t SetCacheFileDir(std::string_view cacheDir, Bool_t operateDisconnected=kTRUE, Bool_t forceCacheread=kFALSE)
Sets the directory where to locally stage/cache remote files.
2D Histogram with Polygonal Bins
Book space in a file, create I/O buffers, to fill them, (un)compress them.
virtual TObject * ReadObj()
To read a TObject* from the file.
To draw Mathematical Formula.
A TMultiGraph is a collection of TGraph (or derived) objects.
Mother of all ROOT objects.
virtual Bool_t InheritsFrom(const char *classname) const
Returns kTRUE if object inherits from class "classname".
void SetOptStat(Int_t stat=1)
The type of information printed in the histogram statistics box can be selected via the parameter mod...