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cf47ef78 JH |
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 | ||
7b3810db JH |
21 | #include <boost/bind.hpp> |
22 | ||
d71bca8b | 23 | #include <QDebug> |
9f6af8bd | 24 | #include <QObject> |
d71bca8b | 25 | |
4d5d5d6a BV |
26 | #include <stdint.h> |
27 | ||
3820592a | 28 | #include "deviceoptions.h" |
cf47ef78 | 29 | |
de1d99bb | 30 | #include <pv/prop/bool.h> |
9f6af8bd | 31 | #include <pv/prop/double.h> |
7b3810db JH |
32 | #include <pv/prop/enum.h> |
33 | ||
34 | using namespace boost; | |
35 | using namespace std; | |
36 | ||
cf47ef78 JH |
37 | namespace pv { |
38 | namespace prop { | |
39 | namespace binding { | |
40 | ||
3820592a | 41 | DeviceOptions::DeviceOptions(struct sr_dev_inst *sdi) : |
cf47ef78 JH |
42 | _sdi(sdi) |
43 | { | |
4d5d5d6a BV |
44 | GVariant *gvar_opts, *gvar_list; |
45 | gsize num_opts; | |
7b3810db | 46 | |
10b1be92 | 47 | if ((sr_config_list(sdi->driver, SR_CONF_DEVICE_OPTIONS, |
4d5d5d6a | 48 | &gvar_opts, sdi) != SR_OK)) |
7b3810db JH |
49 | /* Driver supports no device instance options. */ |
50 | return; | |
51 | ||
4d5d5d6a BV |
52 | const int *const options = (const int32_t *)g_variant_get_fixed_array( |
53 | gvar_opts, &num_opts, sizeof(int32_t)); | |
54 | for (unsigned int i = 0; i < num_opts; i++) { | |
10b1be92 | 55 | const struct sr_config_info *const info = |
4d5d5d6a BV |
56 | sr_config_info_get(options[i]); |
57 | ||
de1d99bb JH |
58 | if (!info) |
59 | continue; | |
60 | ||
4d5d5d6a | 61 | const int key = info->key; |
7b3810db | 62 | |
de1d99bb JH |
63 | if(sr_config_list(_sdi->driver, key, &gvar_list, _sdi) != SR_OK) |
64 | gvar_list = NULL; | |
7b3810db | 65 | |
4d5d5d6a BV |
66 | const QString name(info->name); |
67 | ||
68 | switch(key) | |
7b3810db | 69 | { |
9f6af8bd | 70 | case SR_CONF_SAMPLERATE: |
4d5d5d6a | 71 | bind_samplerate(name, gvar_list); |
9f6af8bd JH |
72 | break; |
73 | ||
10b1be92 | 74 | case SR_CONF_PATTERN_MODE: |
10b1be92 | 75 | case SR_CONF_BUFFERSIZE: |
10b1be92 | 76 | case SR_CONF_TRIGGER_SOURCE: |
10b1be92 | 77 | case SR_CONF_FILTER: |
4d5d5d6a BV |
78 | case SR_CONF_COUPLING: |
79 | bind_enum(name, key, gvar_list); | |
7b3810db JH |
80 | break; |
81 | ||
de1d99bb JH |
82 | case SR_CONF_RLE: |
83 | bind_bool(name, key); | |
84 | break; | |
85 | ||
4d5d5d6a BV |
86 | case SR_CONF_TIMEBASE: |
87 | bind_enum(name, key, gvar_list, print_timebase); | |
7b3810db JH |
88 | break; |
89 | ||
4d5d5d6a BV |
90 | case SR_CONF_VDIV: |
91 | bind_enum(name, key, gvar_list, print_vdiv); | |
7b3810db JH |
92 | break; |
93 | } | |
4d5d5d6a | 94 | |
de1d99bb JH |
95 | if (gvar_list) |
96 | g_variant_unref(gvar_list); | |
7b3810db | 97 | } |
4d5d5d6a | 98 | g_variant_unref(gvar_opts); |
7b3810db JH |
99 | } |
100 | ||
4d5d5d6a BV |
101 | GVariant* DeviceOptions::config_getter( |
102 | const struct sr_dev_inst *sdi, int key) | |
7b3810db | 103 | { |
4d5d5d6a BV |
104 | GVariant *data = NULL; |
105 | if (sr_config_get(sdi->driver, key, &data, sdi) != SR_OK) { | |
106 | qDebug() << | |
107 | "WARNING: Failed to get value of config id" << key; | |
108 | return NULL; | |
109 | } | |
110 | return data; | |
7b3810db JH |
111 | } |
112 | ||
4d5d5d6a BV |
113 | void DeviceOptions::config_setter( |
114 | const struct sr_dev_inst *sdi, int key, GVariant* value) | |
7b3810db | 115 | { |
4d5d5d6a BV |
116 | if (sr_config_set(sdi, key, value) != SR_OK) |
117 | qDebug() << "WARNING: Failed to set value of sample rate"; | |
7b3810db JH |
118 | } |
119 | ||
de1d99bb JH |
120 | void DeviceOptions::bind_bool(const QString &name, int key) |
121 | { | |
122 | _properties.push_back(shared_ptr<Property>( | |
123 | new Bool(name, bind(config_getter, _sdi, key), | |
124 | bind(config_setter, _sdi, key, _1)))); | |
125 | } | |
126 | ||
4d5d5d6a BV |
127 | void DeviceOptions::bind_enum(const QString &name, int key, |
128 | GVariant *const gvar_list, function<QString (GVariant*)> printer) | |
9f6af8bd | 129 | { |
4d5d5d6a BV |
130 | GVariant *gvar; |
131 | GVariantIter iter; | |
132 | vector< pair<GVariant*, QString> > values; | |
9f6af8bd | 133 | |
de1d99bb JH |
134 | assert(gvar_list); |
135 | ||
4d5d5d6a BV |
136 | g_variant_iter_init (&iter, gvar_list); |
137 | while ((gvar = g_variant_iter_next_value (&iter))) | |
138 | values.push_back(make_pair(gvar, printer(gvar))); | |
9f6af8bd | 139 | |
4d5d5d6a BV |
140 | _properties.push_back(shared_ptr<Property>( |
141 | new Enum(name, values, | |
142 | bind(config_getter, _sdi, key), | |
143 | bind(config_setter, _sdi, key, _1)))); | |
9f6af8bd JH |
144 | } |
145 | ||
4d5d5d6a | 146 | QString DeviceOptions::print_gvariant(GVariant *const gvar) |
7b3810db | 147 | { |
4d5d5d6a BV |
148 | QString s; |
149 | ||
150 | if (g_variant_is_of_type(gvar, G_VARIANT_TYPE("s"))) | |
151 | s = QString(g_variant_get_string(gvar, NULL)); | |
152 | else | |
153 | { | |
154 | gchar *const text = g_variant_print(gvar, FALSE); | |
155 | s = QString(text); | |
156 | g_free(text); | |
157 | } | |
7b3810db | 158 | |
4d5d5d6a | 159 | return s; |
7b3810db JH |
160 | } |
161 | ||
4d5d5d6a BV |
162 | void DeviceOptions::bind_samplerate(const QString &name, |
163 | GVariant *const gvar_list) | |
7b3810db | 164 | { |
4d5d5d6a | 165 | GVariant *gvar_list_samplerates; |
7b3810db | 166 | |
de1d99bb JH |
167 | assert(gvar_list); |
168 | ||
4d5d5d6a BV |
169 | if ((gvar_list_samplerates = g_variant_lookup_value(gvar_list, |
170 | "samplerate-steps", G_VARIANT_TYPE("at")))) | |
171 | { | |
172 | gsize num_elements; | |
173 | const uint64_t *const elements = | |
174 | (const uint64_t *)g_variant_get_fixed_array( | |
175 | gvar_list_samplerates, &num_elements, sizeof(uint64_t)); | |
7b3810db | 176 | |
4d5d5d6a | 177 | assert(num_elements == 3); |
7b3810db | 178 | |
4d5d5d6a BV |
179 | _properties.push_back(shared_ptr<Property>( |
180 | new Double(name, 0, QObject::tr("Hz"), | |
181 | make_pair((double)elements[0], (double)elements[1]), | |
182 | (double)elements[2], | |
183 | bind(samplerate_double_getter, _sdi), | |
184 | bind(samplerate_double_setter, _sdi, _1)))); | |
cf47ef78 | 185 | |
4d5d5d6a | 186 | g_variant_unref(gvar_list_samplerates); |
d71bca8b | 187 | } |
4d5d5d6a BV |
188 | else if ((gvar_list_samplerates = g_variant_lookup_value(gvar_list, |
189 | "samplerates", G_VARIANT_TYPE("at")))) | |
190 | { | |
191 | bind_enum(name, SR_CONF_SAMPLERATE, | |
192 | gvar_list_samplerates, print_samplerate); | |
193 | g_variant_unref(gvar_list_samplerates); | |
9f6af8bd | 194 | } |
9f6af8bd JH |
195 | } |
196 | ||
4d5d5d6a | 197 | QString DeviceOptions::print_samplerate(GVariant *const gvar) |
9f6af8bd | 198 | { |
4d5d5d6a BV |
199 | char *const s = sr_samplerate_string( |
200 | g_variant_get_uint64(gvar)); | |
201 | const QString qstring(s); | |
202 | g_free(s); | |
203 | return qstring; | |
9f6af8bd JH |
204 | } |
205 | ||
4d5d5d6a | 206 | GVariant* DeviceOptions::samplerate_double_getter( |
9f6af8bd JH |
207 | const struct sr_dev_inst *sdi) |
208 | { | |
4d5d5d6a | 209 | GVariant *const gvar = config_getter(sdi, SR_CONF_SAMPLERATE); |
9f6af8bd | 210 | |
4d5d5d6a | 211 | if(!gvar) |
9f6af8bd | 212 | return NULL; |
9f6af8bd | 213 | |
4d5d5d6a BV |
214 | GVariant *const gvar_double = g_variant_new_double( |
215 | g_variant_get_uint64(gvar)); | |
9f6af8bd | 216 | |
4d5d5d6a | 217 | g_variant_unref(gvar); |
9f6af8bd | 218 | |
4d5d5d6a | 219 | return gvar_double; |
9f6af8bd JH |
220 | } |
221 | ||
4d5d5d6a BV |
222 | void DeviceOptions::samplerate_double_setter( |
223 | struct sr_dev_inst *sdi, GVariant *value) | |
9f6af8bd | 224 | { |
4d5d5d6a BV |
225 | GVariant *const gvar = g_variant_new_uint64( |
226 | g_variant_get_double(value)); | |
227 | config_setter(sdi, SR_CONF_SAMPLERATE, gvar); | |
228 | } | |
229 | ||
230 | QString DeviceOptions::print_timebase(GVariant *const gvar) | |
231 | { | |
232 | uint64_t p, q; | |
233 | g_variant_get(gvar, "(tt)", &p, &q); | |
234 | return QString(sr_period_string(p * q)); | |
235 | } | |
236 | ||
237 | QString DeviceOptions::print_vdiv(GVariant *const gvar) | |
238 | { | |
239 | uint64_t p, q; | |
240 | g_variant_get(gvar, "(tt)", &p, &q); | |
241 | return QString(sr_voltage_string(p, q)); | |
9f6af8bd JH |
242 | } |
243 | ||
cf47ef78 JH |
244 | } // binding |
245 | } // prop | |
246 | } // pv | |
247 |