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Commit | Line | Data |
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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 | |
f2edb557 | 24 | #include <boost/function.hpp> |
28a4c9c5 | 25 | #include <boost/shared_ptr.hpp> |
2e2946fe | 26 | #include <boost/thread.hpp> |
28a4c9c5 | 27 | |
28a4c9c5 | 28 | #include <string> |
2e2946fe | 29 | #include <utility> |
e3f65ace | 30 | #include <vector> |
28a4c9c5 | 31 | |
009e1503 | 32 | #include <QObject> |
f2edb557 | 33 | #include <QString> |
009e1503 | 34 | |
2953961c | 35 | #include <libsigrok/libsigrok.h> |
2953961c | 36 | |
51e77110 JH |
37 | namespace pv { |
38 | ||
1b1ec774 JH |
39 | namespace data { |
40 | class Analog; | |
41 | class AnalogSnapshot; | |
42 | class Logic; | |
43 | class LogicSnapshot; | |
44 | } | |
8d634081 JH |
45 | |
46 | namespace view { | |
28a4c9c5 | 47 | class Signal; |
8d634081 | 48 | } |
2953961c | 49 | |
009e1503 | 50 | class SigSession : public QObject |
2953961c | 51 | { |
009e1503 JH |
52 | Q_OBJECT |
53 | ||
5b7cf66c JH |
54 | public: |
55 | enum capture_state { | |
56 | Stopped, | |
57 | Running | |
58 | }; | |
59 | ||
2953961c JH |
60 | public: |
61 | SigSession(); | |
62 | ||
63 | ~SigSession(); | |
64 | ||
d64d1596 JH |
65 | /** |
66 | * Gets device instance that will be used in the next capture session. | |
67 | */ | |
68 | struct sr_dev_inst* get_device() const; | |
69 | ||
70 | /** | |
71 | * Sets device instance that will be used in the next capture session. | |
72 | */ | |
73 | void set_device(struct sr_dev_inst *sdi); | |
74 | ||
f2edb557 JH |
75 | void load_file(const std::string &name, |
76 | boost::function<void (const QString)> error_handler); | |
2953961c | 77 | |
5b7cf66c JH |
78 | capture_state get_capture_state() const; |
79 | ||
d64d1596 | 80 | void start_capture(uint64_t record_length, |
f2edb557 | 81 | boost::function<void (const QString)> error_handler); |
274d4f13 | 82 | |
5b7cf66c JH |
83 | void stop_capture(); |
84 | ||
3868e5fa | 85 | std::vector< boost::shared_ptr<view::Signal> > |
e3f65ace JH |
86 | get_signals(); |
87 | ||
1b1ec774 | 88 | boost::shared_ptr<data::Logic> get_data(); |
adb4b10c | 89 | |
6ac96c2e JH |
90 | private: |
91 | void set_capture_state(capture_state state); | |
92 | ||
2953961c | 93 | private: |
f2edb557 JH |
94 | void load_thread_proc(const std::string name, |
95 | boost::function<void (const QString)> error_handler); | |
8a67bd9e | 96 | |
2e2946fe | 97 | void sample_thread_proc(struct sr_dev_inst *sdi, |
f2edb557 JH |
98 | uint64_t record_length, |
99 | boost::function<void (const QString)> error_handler); | |
2e2946fe | 100 | |
eec446e1 JH |
101 | void feed_in_header(const sr_dev_inst *sdi); |
102 | ||
be73bdfa JH |
103 | void feed_in_meta(const sr_dev_inst *sdi, |
104 | const sr_datafeed_meta &meta); | |
aba1dd16 | 105 | |
9c112671 JH |
106 | void feed_in_logic(const sr_datafeed_logic &logic); |
107 | ||
aba1dd16 JH |
108 | void feed_in_analog(const sr_datafeed_analog &analog); |
109 | ||
04abfae9 | 110 | void data_feed_in(const struct sr_dev_inst *sdi, |
bc5c1a99 | 111 | const struct sr_datafeed_packet *packet); |
2953961c | 112 | |
04abfae9 | 113 | static void data_feed_in_proc(const struct sr_dev_inst *sdi, |
5045f16d | 114 | const struct sr_datafeed_packet *packet, void *cb_data); |
2953961c JH |
115 | |
116 | private: | |
d64d1596 JH |
117 | |
118 | /** | |
119 | * The device instance that will be used in the next capture session. | |
120 | */ | |
121 | struct sr_dev_inst *_sdi; | |
122 | ||
949f8050 | 123 | mutable boost::mutex _sampling_mutex; |
5b7cf66c JH |
124 | capture_state _capture_state; |
125 | ||
3868e5fa | 126 | mutable boost::mutex _signals_mutex; |
8d634081 | 127 | std::vector< boost::shared_ptr<view::Signal> > _signals; |
3868e5fa JH |
128 | |
129 | mutable boost::mutex _data_mutex; | |
1b1ec774 JH |
130 | boost::shared_ptr<data::Logic> _logic_data; |
131 | boost::shared_ptr<data::LogicSnapshot> _cur_logic_snapshot; | |
132 | boost::shared_ptr<data::Analog> _analog_data; | |
133 | boost::shared_ptr<data::AnalogSnapshot> _cur_analog_snapshot; | |
009e1503 | 134 | |
2e2946fe JH |
135 | std::auto_ptr<boost::thread> _sampling_thread; |
136 | ||
009e1503 | 137 | signals: |
6ac96c2e JH |
138 | void capture_state_changed(int state); |
139 | ||
69dd2b03 JH |
140 | void signals_changed(); |
141 | ||
04abfae9 | 142 | void data_updated(); |
2953961c JH |
143 | |
144 | private: | |
145 | // TODO: This should not be necessary. Multiple concurrent | |
146 | // sessions should should be supported and it should be | |
147 | // possible to associate a pointer with a sr_session. | |
04abfae9 | 148 | static SigSession *_session; |
2953961c JH |
149 | }; |
150 | ||
51e77110 JH |
151 | } // namespace pv |
152 | ||
640d091b | 153 | #endif // PULSEVIEW_PV_SIGSESSION_H |