2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
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.
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.
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
22 #include <libsigrokdecode/libsigrokdecode.h>
27 #include <boost/foreach.hpp>
31 #include <QFormLayout>
34 #include <QPushButton>
36 #include "decodetrace.h"
38 #include <pv/sigsession.h>
39 #include <pv/data/decoderstack.h>
40 #include <pv/data/decode/decoder.h>
41 #include <pv/view/logicsignal.h>
42 #include <pv/view/view.h>
43 #include <pv/view/decode/annotation.h>
44 #include <pv/widgets/decodermenu.h>
46 using namespace boost;
52 const QColor DecodeTrace::DecodeColours[4] = {
53 QColor(0xEF, 0x29, 0x29), // Red
54 QColor(0xFC, 0xE9, 0x4F), // Yellow
55 QColor(0x8A, 0xE2, 0x34), // Green
56 QColor(0x72, 0x9F, 0xCF) // Blue
59 const QColor DecodeTrace::ErrorBgColour = QColor(0xEF, 0x29, 0x29);
61 DecodeTrace::DecodeTrace(pv::SigSession &session,
62 boost::shared_ptr<pv::data::DecoderStack> decoder_stack, int index) :
63 Trace(session, QString(decoder_stack->stack().front()->decoder()->name)),
64 _decoder_stack(decoder_stack)
66 assert(_decoder_stack);
68 _colour = DecodeColours[index % countof(DecodeColours)];
70 connect(_decoder_stack.get(), SIGNAL(new_decode_data()),
71 this, SLOT(on_new_decode_data()));
74 bool DecodeTrace::enabled() const
79 const boost::shared_ptr<pv::data::DecoderStack>& DecodeTrace::decoder() const
81 return _decoder_stack;
84 void DecodeTrace::set_view(pv::view::View *view)
87 Trace::set_view(view);
90 void DecodeTrace::paint_back(QPainter &p, int left, int right)
92 paint_axis(p, get_y(), left, right);
95 void DecodeTrace::paint_mid(QPainter &p, int left, int right)
97 using namespace pv::view::decode;
99 assert(_decoder_stack);
100 const QString err = _decoder_stack->error_message();
101 if (!err.isEmpty()) {
102 draw_error(p, err, left, right);
107 const int y = get_y();
109 const double scale = _view->scale();
112 double samplerate = _decoder_stack->get_samplerate();
114 // Show sample rate as 1Hz when it is unknown
115 if (samplerate == 0.0)
118 const double pixels_offset = (_view->offset() -
119 _decoder_stack->get_start_time()) / scale;
120 const double samples_per_pixel = samplerate * scale;
122 assert(_decoder_stack);
123 vector< shared_ptr<Annotation> > annotations(_decoder_stack->annotations());
124 BOOST_FOREACH(shared_ptr<Annotation> a, annotations) {
126 a->paint(p, get_text_colour(), _text_size.height(),
127 left, right, samples_per_pixel, pixels_offset, y);
131 void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form)
135 assert(_decoder_stack);
137 // Add the standard options
138 Trace::populate_popup_form(parent, form);
140 // Add the decoder options
142 _probe_selectors.clear();
144 BOOST_FOREACH(shared_ptr<data::decode::Decoder> dec,
145 _decoder_stack->stack())
146 create_decoder_form(dec, parent, form);
148 form->addRow(new QLabel(
149 tr("<i>* Required Probes</i>"), parent));
151 // Add stacking button
152 pv::widgets::DecoderMenu *const decoder_menu =
153 new pv::widgets::DecoderMenu(parent);
154 connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)),
155 this, SLOT(on_stack_decoder(srd_decoder*)));
157 QPushButton *const stack_button =
158 new QPushButton(tr("Stack Decoder"), parent);
159 stack_button->setMenu(decoder_menu);
161 QHBoxLayout *stack_button_box = new QHBoxLayout;
162 stack_button_box->addWidget(stack_button, 0, Qt::AlignRight);
163 form->addRow(stack_button_box);
166 QMenu* DecodeTrace::create_context_menu(QWidget *parent)
168 QMenu *const menu = Trace::create_context_menu(parent);
170 menu->addSeparator();
172 QAction *const del = new QAction(tr("Delete"), this);
173 del->setShortcuts(QKeySequence::Delete);
174 connect(del, SIGNAL(triggered()), this, SLOT(on_delete()));
175 menu->addAction(del);
180 void DecodeTrace::draw_error(QPainter &p, const QString &message,
183 const int y = get_y();
185 p.setPen(ErrorBgColour.darker());
186 p.setBrush(ErrorBgColour);
188 const QRectF bounding_rect =
189 QRectF(left, INT_MIN / 2 + y, right - left, INT_MAX);
190 const QRectF text_rect = p.boundingRect(bounding_rect,
191 Qt::AlignCenter, message);
192 const float r = text_rect.height() / 4;
194 p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r,
197 p.setPen(get_text_colour());
198 p.drawText(text_rect, message);
201 void DecodeTrace::create_decoder_form(shared_ptr<data::decode::Decoder> &dec,
202 QWidget *parent, QFormLayout *form)
207 const srd_decoder *const decoder = dec->decoder();
210 form->addRow(new QLabel(tr("<h3>%1</h3>").arg(decoder->name), parent));
212 // Add the mandatory probes
213 for(probe = decoder->probes; probe; probe = probe->next) {
214 const struct srd_probe *const p =
215 (struct srd_probe *)probe->data;
216 QComboBox *const combo = create_probe_selector(parent, dec, p);
217 connect(combo, SIGNAL(currentIndexChanged(int)),
218 this, SLOT(on_probe_selected(int)));
219 form->addRow(tr("<b>%1</b> (%2) *")
220 .arg(p->name).arg(p->desc), combo);
222 const ProbeSelector s = {combo, dec, p};
223 _probe_selectors.push_back(s);
226 // Add the optional probes
227 for(probe = decoder->opt_probes; probe; probe = probe->next) {
228 const struct srd_probe *const p =
229 (struct srd_probe *)probe->data;
230 QComboBox *const combo = create_probe_selector(parent, dec, p);
231 connect(combo, SIGNAL(currentIndexChanged(int)),
232 this, SLOT(on_probe_selected(int)));
233 form->addRow(tr("<b>%1</b> (%2)")
234 .arg(p->name).arg(p->desc), combo);
236 const ProbeSelector s = {combo, dec, p};
237 _probe_selectors.push_back(s);
241 shared_ptr<prop::binding::DecoderOptions> binding(
242 new prop::binding::DecoderOptions(_decoder_stack, dec));
243 binding->add_properties_to_form(form, true);
245 _bindings.push_back(binding);
248 QComboBox* DecodeTrace::create_probe_selector(
249 QWidget *parent, const shared_ptr<data::decode::Decoder> &dec,
250 const srd_probe *const probe)
254 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
256 assert(_decoder_stack);
257 const map<const srd_probe*,
258 shared_ptr<LogicSignal> >::const_iterator probe_iter =
259 dec->probes().find(probe);
261 QComboBox *selector = new QComboBox(parent);
263 selector->addItem("-", qVariantFromValue((void*)NULL));
265 if (probe_iter == dec->probes().end())
266 selector->setCurrentIndex(0);
268 for(size_t i = 0; i < sigs.size(); i++) {
269 const shared_ptr<view::Signal> s(sigs[i]);
272 if (dynamic_pointer_cast<LogicSignal>(s) && s->enabled())
274 selector->addItem(s->get_name(),
275 qVariantFromValue((void*)s.get()));
276 if ((*probe_iter).second == s)
277 selector->setCurrentIndex(i + 1);
284 void DecodeTrace::commit_decoder_probes(shared_ptr<data::decode::Decoder> &dec)
288 map<const srd_probe*, shared_ptr<LogicSignal> > probe_map;
289 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
291 BOOST_FOREACH(const ProbeSelector &s, _probe_selectors)
293 if(s._decoder != dec)
296 const LogicSignal *const selection =
297 (LogicSignal*)s._combo->itemData(
298 s._combo->currentIndex()).value<void*>();
300 BOOST_FOREACH(shared_ptr<Signal> sig, sigs)
301 if(sig.get() == selection) {
302 probe_map[s._probe] =
303 dynamic_pointer_cast<LogicSignal>(sig);
308 dec->set_probes(probe_map);
311 void DecodeTrace::commit_probes()
313 assert(_decoder_stack);
314 BOOST_FOREACH(shared_ptr<data::decode::Decoder> dec,
315 _decoder_stack->stack())
316 commit_decoder_probes(dec);
318 _decoder_stack->begin_decode();
321 void DecodeTrace::on_new_decode_data()
324 _view->update_viewport();
327 void DecodeTrace::delete_pressed()
332 void DecodeTrace::on_delete()
334 _session.remove_decode_signal(this);
337 void DecodeTrace::on_probe_selected(int)
342 void DecodeTrace::on_stack_decoder(srd_decoder *decoder)
345 assert(_decoder_stack);
346 _decoder_stack->push(shared_ptr<data::decode::Decoder>(
347 new data::decode::Decoder(decoder)));
348 _decoder_stack->begin_decode();