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>
30 #include <QApplication>
32 #include <QFormLayout>
35 #include <QPushButton>
37 #include "decodetrace.h"
39 #include <pv/sigsession.h>
40 #include <pv/data/decoderstack.h>
41 #include <pv/data/decode/decoder.h>
42 #include <pv/data/logic.h>
43 #include <pv/data/logicsnapshot.h>
44 #include <pv/view/logicsignal.h>
45 #include <pv/view/view.h>
46 #include <pv/view/decode/annotation.h>
47 #include <pv/widgets/decodergroupbox.h>
48 #include <pv/widgets/decodermenu.h>
50 using namespace boost;
56 const QColor DecodeTrace::DecodeColours[4] = {
57 QColor(0xEF, 0x29, 0x29), // Red
58 QColor(0xFC, 0xE9, 0x4F), // Yellow
59 QColor(0x8A, 0xE2, 0x34), // Green
60 QColor(0x72, 0x9F, 0xCF) // Blue
63 const QColor DecodeTrace::ErrorBgColour = QColor(0xEF, 0x29, 0x29);
64 const QColor DecodeTrace::NoDecodeColour = QColor(0x88, 0x8A, 0x85);
66 DecodeTrace::DecodeTrace(pv::SigSession &session,
67 boost::shared_ptr<pv::data::DecoderStack> decoder_stack, int index) :
68 Trace(session, QString(decoder_stack->stack().front()->decoder()->name)),
69 _decoder_stack(decoder_stack),
72 assert(_decoder_stack);
74 _colour = DecodeColours[index % countof(DecodeColours)];
76 connect(_decoder_stack.get(), SIGNAL(new_decode_data()),
77 this, SLOT(on_new_decode_data()));
78 connect(&_delete_mapper, SIGNAL(mapped(int)),
79 this, SLOT(on_delete_decoder(int)));
82 bool DecodeTrace::enabled() const
87 const boost::shared_ptr<pv::data::DecoderStack>& DecodeTrace::decoder() const
89 return _decoder_stack;
92 void DecodeTrace::set_view(pv::view::View *view)
95 Trace::set_view(view);
98 void DecodeTrace::paint_back(QPainter &p, int left, int right)
100 Trace::paint_back(p, left, right);
101 paint_axis(p, get_y(), left, right);
104 void DecodeTrace::paint_mid(QPainter &p, int left, int right)
106 using namespace pv::view::decode;
108 const double scale = _view->scale();
111 double samplerate = _decoder_stack->samplerate();
113 // Show sample rate as 1Hz when it is unknown
114 if (samplerate == 0.0)
117 const double pixels_offset = (_view->offset() -
118 _decoder_stack->get_start_time()) / scale;
119 const double samples_per_pixel = samplerate * scale;
121 QFontMetrics m(QApplication::font());
122 const int h = (m.boundingRect(QRect(), 0, "Tg").height() * 5) / 4;
124 assert(_decoder_stack);
125 const QString err = _decoder_stack->error_message();
128 draw_error(p, err, left, right);
129 draw_unresolved_period(p, h, left, right, samples_per_pixel,
135 const int y = get_y();
137 assert(_decoder_stack);
138 vector< shared_ptr<Annotation> > annotations(_decoder_stack->annotations());
139 BOOST_FOREACH(shared_ptr<Annotation> a, annotations) {
141 a->paint(p, get_text_colour(), h, left, right,
142 samples_per_pixel, pixels_offset, y);
145 draw_unresolved_period(p, h, left, right,
146 samples_per_pixel, pixels_offset);
149 void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form)
151 using pv::data::decode::Decoder;
155 assert(_decoder_stack);
157 // Add the standard options
158 Trace::populate_popup_form(parent, form);
160 // Add the decoder options
162 _probe_selectors.clear();
164 const list< shared_ptr<Decoder> >& stack = _decoder_stack->stack();
168 QLabel *const l = new QLabel(
169 tr("<p><i>No decoders in the stack</i></p>"));
170 l->setAlignment(Qt::AlignCenter);
175 list< shared_ptr<Decoder> >::const_iterator iter =
177 for (int i = 0; i < (int)stack.size(); i++, iter++) {
178 shared_ptr<Decoder> dec(*iter);
179 create_decoder_form(i, dec, parent, form);
182 form->addRow(new QLabel(
183 tr("<i>* Required Probes</i>"), parent));
186 // Add stacking button
187 pv::widgets::DecoderMenu *const decoder_menu =
188 new pv::widgets::DecoderMenu(parent);
189 connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)),
190 this, SLOT(on_stack_decoder(srd_decoder*)));
192 QPushButton *const stack_button =
193 new QPushButton(tr("Stack Decoder"), parent);
194 stack_button->setMenu(decoder_menu);
196 QHBoxLayout *stack_button_box = new QHBoxLayout;
197 stack_button_box->addWidget(stack_button, 0, Qt::AlignRight);
198 form->addRow(stack_button_box);
201 QMenu* DecodeTrace::create_context_menu(QWidget *parent)
203 QMenu *const menu = Trace::create_context_menu(parent);
205 menu->addSeparator();
207 QAction *const del = new QAction(tr("Delete"), this);
208 del->setShortcuts(QKeySequence::Delete);
209 connect(del, SIGNAL(triggered()), this, SLOT(on_delete()));
210 menu->addAction(del);
215 void DecodeTrace::draw_error(QPainter &p, const QString &message,
218 const int y = get_y();
220 p.setPen(ErrorBgColour.darker());
221 p.setBrush(ErrorBgColour);
223 const QRectF bounding_rect =
224 QRectF(left, INT_MIN / 2 + y, right - left, INT_MAX);
225 const QRectF text_rect = p.boundingRect(bounding_rect,
226 Qt::AlignCenter, message);
227 const float r = text_rect.height() / 4;
229 p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r,
232 p.setPen(get_text_colour());
233 p.drawText(text_rect, message);
236 void DecodeTrace::draw_unresolved_period(QPainter &p, int h, int left,
237 int right, double samples_per_pixel, double pixels_offset)
239 using namespace pv::data;
240 using pv::data::decode::Decoder;
242 assert(_decoder_stack);
244 shared_ptr<Logic> data;
245 shared_ptr<LogicSignal> logic_signal;
247 const list< shared_ptr<Decoder> > &stack = _decoder_stack->stack();
249 // We get the logic data of the first probe in the list.
250 // This works because we are currently assuming all
251 // LogicSignals have the same data/snapshot
252 BOOST_FOREACH (const shared_ptr<Decoder> &dec, stack)
253 if (dec && !dec->probes().empty() &&
254 ((logic_signal = (*dec->probes().begin()).second)) &&
255 ((data = logic_signal->logic_data())))
258 if (!data || data->get_snapshots().empty())
261 const shared_ptr<LogicSnapshot> snapshot =
262 data->get_snapshots().front();
264 const int64_t sample_count = (int64_t)snapshot->get_sample_count();
265 if (sample_count == 0)
268 const int64_t samples_decoded = _decoder_stack->samples_decoded();
269 if (sample_count == samples_decoded)
272 const int y = get_y();
273 const double start = max(samples_decoded /
274 samples_per_pixel - pixels_offset, left - 1.0);
275 const double end = min(sample_count / samples_per_pixel -
276 pixels_offset, right + 1.0);
277 const QRectF no_decode_rect(start, y - h/2 + 0.5, end - start, h);
279 p.setPen(QPen(Qt::NoPen));
280 p.setBrush(Qt::white);
281 p.drawRect(no_decode_rect);
283 p.setPen(NoDecodeColour);
284 p.setBrush(QBrush(NoDecodeColour, Qt::Dense6Pattern));
285 p.drawRect(no_decode_rect);
288 void DecodeTrace::create_decoder_form(int index,
289 shared_ptr<data::decode::Decoder> &dec, QWidget *parent,
295 const srd_decoder *const decoder = dec->decoder();
298 pv::widgets::DecoderGroupBox *const group =
299 new pv::widgets::DecoderGroupBox(decoder->name);
301 _delete_mapper.setMapping(group, index);
302 connect(group, SIGNAL(delete_decoder()), &_delete_mapper, SLOT(map()));
304 QFormLayout *const decoder_form = new QFormLayout;
305 group->add_layout(decoder_form);
307 // Add the mandatory probes
308 for(probe = decoder->probes; probe; probe = probe->next) {
309 const struct srd_probe *const p =
310 (struct srd_probe *)probe->data;
311 QComboBox *const combo = create_probe_selector(parent, dec, p);
312 connect(combo, SIGNAL(currentIndexChanged(int)),
313 this, SLOT(on_probe_selected(int)));
314 decoder_form->addRow(tr("<b>%1</b> (%2) *")
315 .arg(p->name).arg(p->desc), combo);
317 const ProbeSelector s = {combo, dec, p};
318 _probe_selectors.push_back(s);
321 // Add the optional probes
322 for(probe = decoder->opt_probes; probe; probe = probe->next) {
323 const struct srd_probe *const p =
324 (struct srd_probe *)probe->data;
325 QComboBox *const combo = create_probe_selector(parent, dec, p);
326 connect(combo, SIGNAL(currentIndexChanged(int)),
327 this, SLOT(on_probe_selected(int)));
328 decoder_form->addRow(tr("<b>%1</b> (%2)")
329 .arg(p->name).arg(p->desc), combo);
331 const ProbeSelector s = {combo, dec, p};
332 _probe_selectors.push_back(s);
336 shared_ptr<prop::binding::DecoderOptions> binding(
337 new prop::binding::DecoderOptions(_decoder_stack, dec));
338 binding->add_properties_to_form(decoder_form, true);
340 _bindings.push_back(binding);
345 QComboBox* DecodeTrace::create_probe_selector(
346 QWidget *parent, const shared_ptr<data::decode::Decoder> &dec,
347 const srd_probe *const probe)
351 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
353 assert(_decoder_stack);
354 const map<const srd_probe*,
355 shared_ptr<LogicSignal> >::const_iterator probe_iter =
356 dec->probes().find(probe);
358 QComboBox *selector = new QComboBox(parent);
360 selector->addItem("-", qVariantFromValue((void*)NULL));
362 if (probe_iter == dec->probes().end())
363 selector->setCurrentIndex(0);
365 for(size_t i = 0; i < sigs.size(); i++) {
366 const shared_ptr<view::Signal> s(sigs[i]);
369 if (dynamic_pointer_cast<LogicSignal>(s) && s->enabled())
371 selector->addItem(s->get_name(),
372 qVariantFromValue((void*)s.get()));
373 if ((*probe_iter).second == s)
374 selector->setCurrentIndex(i + 1);
381 void DecodeTrace::commit_decoder_probes(shared_ptr<data::decode::Decoder> &dec)
385 map<const srd_probe*, shared_ptr<LogicSignal> > probe_map;
386 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
388 BOOST_FOREACH(const ProbeSelector &s, _probe_selectors)
390 if(s._decoder != dec)
393 const LogicSignal *const selection =
394 (LogicSignal*)s._combo->itemData(
395 s._combo->currentIndex()).value<void*>();
397 BOOST_FOREACH(shared_ptr<Signal> sig, sigs)
398 if(sig.get() == selection) {
399 probe_map[s._probe] =
400 dynamic_pointer_cast<LogicSignal>(sig);
405 dec->set_probes(probe_map);
408 void DecodeTrace::commit_probes()
410 assert(_decoder_stack);
411 BOOST_FOREACH(shared_ptr<data::decode::Decoder> dec,
412 _decoder_stack->stack())
413 commit_decoder_probes(dec);
415 _decoder_stack->begin_decode();
418 void DecodeTrace::on_new_decode_data()
421 _view->update_viewport();
424 void DecodeTrace::delete_pressed()
429 void DecodeTrace::on_delete()
431 _session.remove_decode_signal(this);
434 void DecodeTrace::on_probe_selected(int)
439 void DecodeTrace::on_stack_decoder(srd_decoder *decoder)
442 assert(_decoder_stack);
443 _decoder_stack->push(shared_ptr<data::decode::Decoder>(
444 new data::decode::Decoder(decoder)));
445 _decoder_stack->begin_decode();
450 void DecodeTrace::on_delete_decoder(int index)
452 _decoder_stack->remove(index);
457 _decoder_stack->begin_decode();