source: trunk/lib/GnuplotFE.cc @ 84

Last change on this file since 84 was 84, checked in by Jari Häkkinen, 16 years ago

Added copyright statement. Bumped version number to pre0.3. Cleaned up code.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 1.8 KB
Line 
1// $Id: GnuplotFE.cc 84 2006-03-13 22:04:34Z jari $
2
3/*
4  Copyright (C) 2006 Jari Häkkinen
5
6  This file is part of svnstat, http://lev.thep.lu.se/trac/svnstat
7
8  svnstat is free software; you can redistribute it and/or modify it
9  under the terms of the GNU General Public License as published by
10  the Free Software Foundation; either version 2 of the License, or
11  (at your option) any later version.
12
13  svnstat is distributed in the hope that it will be useful, but
14  WITHOUT ANY WARRANTY; without even the implied warranty of
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  General Public License for more details.
17
18  You should have received a copy of the GNU General Public License
19  along with this program; if not, write to the Free Software
20  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
21  02111-1307, USA.
22*/
23
24#include "GnuplotFE.h"
25#include "Gnuplot.h"
26
27#include <string>
28#include <sstream>
29
30
31namespace theplu {
32namespace svnstat {
33
34
35  GnuplotFE* GnuplotFE::instance_=NULL;
36
37
38  void GnuplotFE::plot(const std::vector<u_int>& y, const std::string& format)
39  {
40    if (!date_.empty()) {
41      command(std::string("set xdata time"));
42      command("set timefmt '" + date_input_format_ + "'");
43      command("set format x '" + format + "'");
44      Gnuplot::plot(y,date_);
45      command(std::string("set xdata"));
46    }
47    else
48      Gnuplot::plot(y);
49  }
50
51
52  void GnuplotFE::replot(const std::vector<u_int>& y)
53  {
54    if (!date_.empty()) {
55      command(std::string("set xdata time"));
56      Gnuplot::replot(y,date_);
57      command(std::string("set xdata"));
58    }
59    else
60      Gnuplot::replot(y);
61  }
62
63
64  double GnuplotFE::yrange(double ymax)
65  {
66    if (ymax<0)
67      ymax=0;
68    std::ostringstream cmd;
69    cmd << "set yrang[0:";
70    if (ymax)
71      cmd << ymax;
72    cmd << "]";
73
74    command(cmd.str());
75    return ymax;
76  }
77
78
79}} // end of namespace svnstat and namespace theplu
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