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source: svn/trunk/Utilities/ExRootAnalysis/src/ExRootProgressBar.cc@ 226

Last change on this file since 226 was 220, checked in by Xavier Rouby, 16 years ago

include statements have been cleaned

File size: 1.6 KB
Line 
1
2/** \class ExRootProgressBar
3 *
4 * Class showing progress bar
5 *
6 * $Date: 2009-02-02 11:32:01 $
7 * $Revision: 1.2 $
8 *
9 *
10 * \author P. Demin - UCL, Louvain-la-Neuve
11 *
12 */
13
14#include "ExRootProgressBar.h"
15#include "TSystem.h"
16#include <cstdio>
17
18using namespace std;
19
20ExRootProgressBar::ExRootProgressBar(Long64_t entries, Int_t width) :
21 fEntries(entries), fWidth(width), fTime(0), fHashes(0), fBar(0)
22{
23 fBar = new char[width + 1];
24 memset(fBar, '-', width);
25 fBar[width] = 0;
26
27}
28
29//------------------------------------------------------------------------------
30
31ExRootProgressBar::~ExRootProgressBar()
32{
33 if(fBar) delete[] fBar;
34}
35
36//------------------------------------------------------------------------------
37
38void ExRootProgressBar::Update(Long64_t entry)
39{
40 ULong_t time = gSystem->Now();
41
42 if(time < fTime + 1000 && entry < fEntries - 1) return;
43
44 fTime = time;
45
46 Int_t hashes = Int_t((entry + 1.0)/fEntries*fWidth);
47
48 if(hashes > fHashes)
49 {
50 memset(fBar + fHashes, '#', hashes - fHashes);
51 fHashes = hashes;
52 }
53
54/*
55 cerr << "[" << fBar << "] (";
56 cerr.setf(ios::fixed);
57 cerr.precision(2);
58 cerr << (entry + 1.0)/fEntries*100.0 << "%) : ";
59 cerr << entry + 1 << "/" << fEntries;
60 cerr << " events processed\r" << flush;
61*/
62
63 fprintf(stderr, "[%s] (%.2f%%) : %lli/%lli entries processed\r", fBar,
64 (entry + 1.0)/fEntries*100.0, entry + 1, fEntries);
65 fflush(stderr);
66}
67
68//------------------------------------------------------------------------------
69
70void ExRootProgressBar::Finish()
71{
72 fprintf(stderr, "\n");
73 fflush(stderr);
74}
75
76//------------------------------------------------------------------------------
77
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