Don't use std:: in the code directly (where possible).
[pulseview.git] / pv / storesession.hpp
1 /*
2  * This file is part of the PulseView project.
3  *
4  * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, see <http://www.gnu.org/licenses/>.
18  */
19
20 #ifndef PULSEVIEW_PV_STORESESSION_HPP
21 #define PULSEVIEW_PV_STORESESSION_HPP
22
23 #include <stdint.h>
24
25 #include <atomic>
26 #include <fstream>
27 #include <map>
28 #include <memory>
29 #include <mutex>
30 #include <string>
31 #include <thread>
32
33 #include <glibmm/variant.h>
34
35 #include <QObject>
36
37 using std::atomic;
38 using std::string;
39 using std::shared_ptr;
40 using std::pair;
41 using std::map;
42 using std::vector;
43 using std::thread;
44 using std::mutex;
45 using std::ofstream;
46
47 namespace sigrok {
48 class Output;
49 class OutputFormat;
50 }
51
52 namespace pv {
53
54 class Session;
55
56 namespace data {
57 class SignalBase;
58 class AnalogSegment;
59 class LogicSegment;
60 }
61
62 class StoreSession : public QObject
63 {
64         Q_OBJECT
65
66 private:
67         static const size_t BlockSize;
68
69 public:
70         StoreSession(const string &file_name,
71                 const shared_ptr<sigrok::OutputFormat> &output_format,
72                 const map<string, Glib::VariantBase> &options,
73                 const pair<uint64_t, uint64_t> sample_range,
74                 const Session &session);
75
76         ~StoreSession();
77
78         pair<int, int> progress() const;
79
80         const QString& error() const;
81
82         bool start();
83
84         void wait();
85
86         void cancel();
87
88 private:
89         void store_proc(vector< shared_ptr<data::SignalBase> > achannel_list,
90                 vector< shared_ptr<pv::data::AnalogSegment> > asegment_list,
91                 shared_ptr<pv::data::LogicSegment> lsegment);
92
93 Q_SIGNALS:
94         void progress_updated();
95
96         void store_successful();
97
98 private:
99         const string file_name_;
100         const shared_ptr<sigrok::OutputFormat> output_format_;
101         const map<string, Glib::VariantBase> options_;
102         const pair<uint64_t, uint64_t> sample_range_;
103         const Session &session_;
104
105         shared_ptr<sigrok::Output> output_;
106         ofstream output_stream_;
107
108         std::thread thread_;
109
110         atomic<bool> interrupt_;
111
112         atomic<int> units_stored_, unit_count_;
113
114         mutable mutex mutex_;
115         QString error_;
116
117         uint64_t start_sample_, sample_count_;
118 };
119
120 } // pv
121
122 #endif // PULSEVIEW_PV_STORESESSION_HPP