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1 | /* | |
2 | * This file is part of the PulseView project. | |
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 | ||
21 | #include <stdint.h> | |
22 | ||
23 | #include <QDebug> | |
24 | ||
25 | #include "device.hpp" | |
26 | ||
27 | #include <pv/prop/bool.hpp> | |
28 | #include <pv/prop/double.hpp> | |
29 | #include <pv/prop/enum.hpp> | |
30 | #include <pv/prop/int.hpp> | |
31 | ||
32 | #include <libsigrokcxx/libsigrokcxx.hpp> | |
33 | ||
34 | using boost::optional; | |
35 | using std::function; | |
36 | using std::make_pair; | |
37 | using std::pair; | |
38 | using std::shared_ptr; | |
39 | using std::string; | |
40 | using std::vector; | |
41 | ||
42 | using sigrok::Capability; | |
43 | using sigrok::Configurable; | |
44 | using sigrok::ConfigKey; | |
45 | using sigrok::Error; | |
46 | ||
47 | using pv::prop::Bool; | |
48 | using pv::prop::Double; | |
49 | using pv::prop::Enum; | |
50 | using pv::prop::Int; | |
51 | using pv::prop::Property; | |
52 | ||
53 | namespace pv { | |
54 | namespace binding { | |
55 | ||
56 | Device::Device(shared_ptr<sigrok::Configurable> configurable) : | |
57 | configurable_(configurable) | |
58 | { | |
59 | ||
60 | auto keys = configurable->config_keys(); | |
61 | ||
62 | for (auto key : keys) { | |
63 | ||
64 | auto capabilities = configurable->config_capabilities(key); | |
65 | ||
66 | if (!capabilities.count(Capability::GET) || | |
67 | !capabilities.count(Capability::SET)) | |
68 | continue; | |
69 | ||
70 | string name_str; | |
71 | try { | |
72 | name_str = key->description(); | |
73 | } catch (Error e) { | |
74 | name_str = key->name(); | |
75 | } | |
76 | ||
77 | const QString name = QString::fromStdString(name_str); | |
78 | ||
79 | const Property::Getter get = [&, key]() { | |
80 | return configurable_->config_get(key); }; | |
81 | const Property::Setter set = [&, key](Glib::VariantBase value) { | |
82 | configurable_->config_set(key, value); | |
83 | config_changed(); | |
84 | }; | |
85 | ||
86 | switch (key->id()) { | |
87 | case SR_CONF_SAMPLERATE: | |
88 | // Sample rate values are not bound because they are shown | |
89 | // in the MainBar | |
90 | break; | |
91 | ||
92 | case SR_CONF_CAPTURE_RATIO: | |
93 | bind_int(name, "%", pair<int64_t, int64_t>(0, 100), | |
94 | get, set); | |
95 | break; | |
96 | ||
97 | case SR_CONF_PATTERN_MODE: | |
98 | case SR_CONF_BUFFERSIZE: | |
99 | case SR_CONF_TRIGGER_SOURCE: | |
100 | case SR_CONF_TRIGGER_SLOPE: | |
101 | case SR_CONF_COUPLING: | |
102 | case SR_CONF_CLOCK_EDGE: | |
103 | bind_enum(name, key, capabilities, get, set); | |
104 | break; | |
105 | ||
106 | case SR_CONF_FILTER: | |
107 | case SR_CONF_EXTERNAL_CLOCK: | |
108 | case SR_CONF_RLE: | |
109 | case SR_CONF_POWER_OFF: | |
110 | bind_bool(name, get, set); | |
111 | break; | |
112 | ||
113 | case SR_CONF_TIMEBASE: | |
114 | bind_enum(name, key, capabilities, get, set, print_timebase); | |
115 | break; | |
116 | ||
117 | case SR_CONF_VDIV: | |
118 | bind_enum(name, key, capabilities, get, set, print_vdiv); | |
119 | break; | |
120 | ||
121 | case SR_CONF_VOLTAGE_THRESHOLD: | |
122 | bind_enum(name, key, capabilities, get, set, print_voltage_threshold); | |
123 | break; | |
124 | ||
125 | case SR_CONF_PROBE_FACTOR: | |
126 | bind_int(name, "", pair<int64_t, int64_t>(1, 500), get, set); | |
127 | break; | |
128 | ||
129 | default: | |
130 | break; | |
131 | } | |
132 | } | |
133 | } | |
134 | ||
135 | void Device::bind_bool(const QString &name, | |
136 | Property::Getter getter, Property::Setter setter) | |
137 | { | |
138 | assert(configurable_); | |
139 | properties_.push_back(shared_ptr<Property>(new Bool( | |
140 | name, getter, setter))); | |
141 | } | |
142 | ||
143 | void Device::bind_enum(const QString &name, | |
144 | const ConfigKey *key, std::set<const Capability *> capabilities, | |
145 | Property::Getter getter, | |
146 | Property::Setter setter, function<QString (Glib::VariantBase)> printer) | |
147 | { | |
148 | Glib::VariantBase gvar; | |
149 | vector< pair<Glib::VariantBase, QString> > values; | |
150 | ||
151 | assert(configurable_); | |
152 | ||
153 | if (!capabilities.count(Capability::LIST)) | |
154 | return; | |
155 | ||
156 | Glib::VariantIter iter(configurable_->config_list(key)); | |
157 | while ((iter.next_value(gvar))) | |
158 | values.push_back(make_pair(gvar, printer(gvar))); | |
159 | ||
160 | properties_.push_back(shared_ptr<Property>(new Enum(name, values, | |
161 | getter, setter))); | |
162 | } | |
163 | ||
164 | void Device::bind_int(const QString &name, QString suffix, | |
165 | optional< std::pair<int64_t, int64_t> > range, | |
166 | Property::Getter getter, Property::Setter setter) | |
167 | { | |
168 | assert(configurable_); | |
169 | ||
170 | properties_.push_back(shared_ptr<Property>(new Int(name, suffix, range, | |
171 | getter, setter))); | |
172 | } | |
173 | ||
174 | QString Device::print_timebase(Glib::VariantBase gvar) | |
175 | { | |
176 | uint64_t p, q; | |
177 | g_variant_get(gvar.gobj(), "(tt)", &p, &q); | |
178 | return QString::fromUtf8(sr_period_string(p * q)); | |
179 | } | |
180 | ||
181 | QString Device::print_vdiv(Glib::VariantBase gvar) | |
182 | { | |
183 | uint64_t p, q; | |
184 | g_variant_get(gvar.gobj(), "(tt)", &p, &q); | |
185 | return QString::fromUtf8(sr_voltage_string(p, q)); | |
186 | } | |
187 | ||
188 | QString Device::print_voltage_threshold(Glib::VariantBase gvar) | |
189 | { | |
190 | gdouble lo, hi; | |
191 | g_variant_get(gvar.gobj(), "(dd)", &lo, &hi); | |
192 | return QString("L<%1V H>%2V").arg(lo, 0, 'f', 1).arg(hi, 0, 'f', 1); | |
193 | } | |
194 | ||
195 | } // binding | |
196 | } // pv |