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2953961c | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
2953961c JH |
3 | * |
4 | * Copyright (C) 2012 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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
640d091b UH |
21 | #ifndef PULSEVIEW_PV_SIGSESSION_H |
22 | #define PULSEVIEW_PV_SIGSESSION_H | |
2953961c | 23 | |
28a4c9c5 | 24 | #include <boost/shared_ptr.hpp> |
2e2946fe | 25 | #include <boost/thread.hpp> |
28a4c9c5 | 26 | |
28a4c9c5 | 27 | #include <string> |
2e2946fe | 28 | #include <utility> |
e3f65ace | 29 | #include <vector> |
28a4c9c5 | 30 | |
009e1503 JH |
31 | #include <QObject> |
32 | ||
2953961c JH |
33 | extern "C" { |
34 | #include <libsigrok/libsigrok.h> | |
35 | } | |
36 | ||
51e77110 JH |
37 | namespace pv { |
38 | ||
28a4c9c5 JH |
39 | class LogicData; |
40 | class LogicDataSnapshot; | |
8d634081 JH |
41 | |
42 | namespace view { | |
28a4c9c5 | 43 | class Signal; |
8d634081 | 44 | } |
2953961c | 45 | |
009e1503 | 46 | class SigSession : public QObject |
2953961c | 47 | { |
009e1503 JH |
48 | Q_OBJECT |
49 | ||
5b7cf66c JH |
50 | public: |
51 | enum capture_state { | |
52 | Stopped, | |
53 | Running | |
54 | }; | |
55 | ||
2953961c JH |
56 | public: |
57 | SigSession(); | |
58 | ||
59 | ~SigSession(); | |
60 | ||
04abfae9 | 61 | void load_file(const std::string &name); |
2953961c | 62 | |
5b7cf66c JH |
63 | capture_state get_capture_state() const; |
64 | ||
215f9499 JH |
65 | void start_capture(struct sr_dev_inst* sdi, uint64_t record_length, |
66 | uint64_t sample_rate); | |
274d4f13 | 67 | |
5b7cf66c JH |
68 | void stop_capture(); |
69 | ||
3868e5fa | 70 | std::vector< boost::shared_ptr<view::Signal> > |
e3f65ace JH |
71 | get_signals(); |
72 | ||
adb4b10c JH |
73 | boost::shared_ptr<LogicData> get_data(); |
74 | ||
6ac96c2e JH |
75 | private: |
76 | void set_capture_state(capture_state state); | |
77 | ||
2953961c | 78 | private: |
8a67bd9e JH |
79 | void load_thread_proc(const std::string name); |
80 | ||
2e2946fe JH |
81 | void sample_thread_proc(struct sr_dev_inst *sdi, |
82 | uint64_t record_length, uint64_t sample_rate); | |
83 | ||
b0e1d01d JH |
84 | void feed_in_meta_logic(const struct sr_dev_inst *sdi, |
85 | const sr_datafeed_meta_logic &meta_logic); | |
86 | ||
9c112671 JH |
87 | void feed_in_logic(const sr_datafeed_logic &logic); |
88 | ||
04abfae9 | 89 | void data_feed_in(const struct sr_dev_inst *sdi, |
bc5c1a99 | 90 | const struct sr_datafeed_packet *packet); |
2953961c | 91 | |
04abfae9 | 92 | static void data_feed_in_proc(const struct sr_dev_inst *sdi, |
bc5c1a99 | 93 | const struct sr_datafeed_packet *packet); |
2953961c JH |
94 | |
95 | private: | |
5b7cf66c JH |
96 | mutable boost::mutex _state_mutex; |
97 | capture_state _capture_state; | |
98 | ||
3868e5fa | 99 | mutable boost::mutex _signals_mutex; |
8d634081 | 100 | std::vector< boost::shared_ptr<view::Signal> > _signals; |
3868e5fa JH |
101 | |
102 | mutable boost::mutex _data_mutex; | |
28a4c9c5 JH |
103 | boost::shared_ptr<LogicData> _logic_data; |
104 | boost::shared_ptr<LogicDataSnapshot> _cur_logic_snapshot; | |
009e1503 | 105 | |
2e2946fe JH |
106 | std::auto_ptr<boost::thread> _sampling_thread; |
107 | ||
009e1503 | 108 | signals: |
6ac96c2e JH |
109 | void capture_state_changed(int state); |
110 | ||
69dd2b03 JH |
111 | void signals_changed(); |
112 | ||
04abfae9 | 113 | void data_updated(); |
2953961c JH |
114 | |
115 | private: | |
116 | // TODO: This should not be necessary. Multiple concurrent | |
117 | // sessions should should be supported and it should be | |
118 | // possible to associate a pointer with a sr_session. | |
04abfae9 | 119 | static SigSession *_session; |
2953961c JH |
120 | }; |
121 | ||
51e77110 JH |
122 | } // namespace pv |
123 | ||
640d091b | 124 | #endif // PULSEVIEW_PV_SIGSESSION_H |