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21ad818f JH |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2013 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 | ||
4e5a4405 JH |
21 | #include <libsigrokdecode/libsigrokdecode.h> |
22 | ||
3cc9ad7b | 23 | #include "decoder.hpp" |
21ad818f | 24 | |
67fe5e9c JH |
25 | #include <boost/none_t.hpp> |
26 | ||
2acdb232 JH |
27 | #include <pv/data/decoderstack.hpp> |
28 | #include <pv/data/decode/decoder.hpp> | |
29 | #include <pv/prop/double.hpp> | |
30 | #include <pv/prop/enum.hpp> | |
31 | #include <pv/prop/int.hpp> | |
32 | #include <pv/prop/string.hpp> | |
67fe5e9c | 33 | |
819f4c25 | 34 | using boost::none; |
182d2f5d | 35 | using std::make_pair; |
819f4c25 | 36 | using std::map; |
182d2f5d | 37 | using std::pair; |
f9abf97e | 38 | using std::shared_ptr; |
819f4c25 | 39 | using std::string; |
182d2f5d | 40 | using std::vector; |
67fe5e9c | 41 | |
61703a01 JH |
42 | using pv::prop::Double; |
43 | using pv::prop::Enum; | |
44 | using pv::prop::Int; | |
45 | using pv::prop::Property; | |
46 | using pv::prop::String; | |
47 | ||
21ad818f | 48 | namespace pv { |
21ad818f JH |
49 | namespace binding { |
50 | ||
3cc9ad7b | 51 | Decoder::Decoder( |
7491a29f JH |
52 | shared_ptr<pv::data::DecoderStack> decoder_stack, |
53 | shared_ptr<data::decode::Decoder> decoder) : | |
8dbbc7f0 JH |
54 | decoder_stack_(decoder_stack), |
55 | decoder_(decoder) | |
67fe5e9c | 56 | { |
8dbbc7f0 | 57 | assert(decoder_); |
67fe5e9c | 58 | |
8dbbc7f0 | 59 | const srd_decoder *const dec = decoder_->decoder(); |
4e5a4405 | 60 | assert(dec); |
67fe5e9c | 61 | |
2ad82c2e | 62 | for (GSList *l = dec->options; l; l = l->next) { |
67fe5e9c JH |
63 | const srd_decoder_option *const opt = |
64 | (srd_decoder_option*)l->data; | |
65 | ||
636782c1 | 66 | const QString name = QString::fromUtf8(opt->desc); |
67fe5e9c | 67 | |
6db73158 JH |
68 | const Property::Getter get = [&, opt]() { |
69 | return getter(opt->id); }; | |
e8d00928 | 70 | const Property::Setter set = [&, opt](Glib::VariantBase value) { |
6db73158 | 71 | setter(opt->id, value); }; |
67fe5e9c JH |
72 | |
73 | shared_ptr<Property> prop; | |
74 | ||
182d2f5d | 75 | if (opt->values) |
6db73158 | 76 | prop = bind_enum(name, opt, get, set); |
a28c3025 JH |
77 | else if (g_variant_is_of_type(opt->def, G_VARIANT_TYPE("d"))) |
78 | prop = shared_ptr<Property>(new Double(name, 2, "", | |
6db73158 | 79 | none, none, get, set)); |
182d2f5d | 80 | else if (g_variant_is_of_type(opt->def, G_VARIANT_TYPE("x"))) |
67fe5e9c | 81 | prop = shared_ptr<Property>( |
6db73158 | 82 | new Int(name, "", none, get, set)); |
67fe5e9c JH |
83 | else if (g_variant_is_of_type(opt->def, G_VARIANT_TYPE("s"))) |
84 | prop = shared_ptr<Property>( | |
6db73158 | 85 | new String(name, get, set)); |
67fe5e9c JH |
86 | else |
87 | continue; | |
88 | ||
8dbbc7f0 | 89 | properties_.push_back(prop); |
67fe5e9c JH |
90 | } |
91 | } | |
92 | ||
3cc9ad7b | 93 | shared_ptr<Property> Decoder::bind_enum( |
182d2f5d JH |
94 | const QString &name, const srd_decoder_option *option, |
95 | Property::Getter getter, Property::Setter setter) | |
96 | { | |
e8d00928 | 97 | vector< pair<Glib::VariantBase, QString> > values; |
182d2f5d | 98 | for (GSList *l = option->values; l; l = l->next) { |
e8d00928 | 99 | Glib::VariantBase var = Glib::VariantBase((GVariant*)l->data, true); |
182d2f5d JH |
100 | values.push_back(make_pair(var, print_gvariant(var))); |
101 | } | |
102 | ||
103 | return shared_ptr<Property>(new Enum(name, values, getter, setter)); | |
104 | } | |
105 | ||
3cc9ad7b | 106 | Glib::VariantBase Decoder::getter(const char *id) |
67fe5e9c | 107 | { |
4c60462b | 108 | GVariant *val = nullptr; |
615f6d25 | 109 | |
8dbbc7f0 | 110 | assert(decoder_); |
4e5a4405 | 111 | |
67fe5e9c | 112 | // Get the value from the hash table if it is already present |
8dbbc7f0 | 113 | const map<string, GVariant*>& options = decoder_->options(); |
f46e495e | 114 | const auto iter = options.find(id); |
67fe5e9c | 115 | |
615f6d25 JH |
116 | if (iter != options.end()) |
117 | val = (*iter).second; | |
2ad82c2e | 118 | else { |
8dbbc7f0 | 119 | assert(decoder_->decoder()); |
4e5a4405 | 120 | |
67fe5e9c | 121 | // Get the default value if not |
2ad82c2e | 122 | for (GSList *l = decoder_->decoder()->options; l; l = l->next) { |
67fe5e9c JH |
123 | const srd_decoder_option *const opt = |
124 | (srd_decoder_option*)l->data; | |
1429b21d | 125 | if (strcmp(opt->id, id) == 0) { |
67fe5e9c | 126 | val = opt->def; |
1429b21d BV |
127 | break; |
128 | } | |
67fe5e9c JH |
129 | } |
130 | } | |
131 | ||
132 | if (val) | |
e8d00928 ML |
133 | return Glib::VariantBase(val, true); |
134 | else | |
135 | return Glib::VariantBase(); | |
67fe5e9c JH |
136 | } |
137 | ||
3cc9ad7b | 138 | void Decoder::setter(const char *id, Glib::VariantBase value) |
21ad818f | 139 | { |
8dbbc7f0 JH |
140 | assert(decoder_); |
141 | decoder_->set_option(id, value.gobj()); | |
7491a29f | 142 | |
8dbbc7f0 JH |
143 | assert(decoder_stack_); |
144 | decoder_stack_->begin_decode(); | |
21ad818f JH |
145 | } |
146 | ||
147 | } // binding | |
21ad818f | 148 | } // pv |