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/data/logic.h>
42 #include <pv/data/logicsnapshot.h>
43 #include <pv/view/logicsignal.h>
44 #include <pv/view/view.h>
45 #include <pv/view/decode/annotation.h>
46 #include <pv/widgets/decodergroupbox.h>
47 #include <pv/widgets/decodermenu.h>
49 using namespace boost;
55 const QColor DecodeTrace::DecodeColours[4] = {
56 QColor(0xEF, 0x29, 0x29), // Red
57 QColor(0xFC, 0xE9, 0x4F), // Yellow
58 QColor(0x8A, 0xE2, 0x34), // Green
59 QColor(0x72, 0x9F, 0xCF) // Blue
62 const QColor DecodeTrace::ErrorBgColour = QColor(0xEF, 0x29, 0x29);
63 const QColor DecodeTrace::NoDecodeColour = QColor(0x88, 0x8A, 0x85);
65 DecodeTrace::DecodeTrace(pv::SigSession &session,
66 boost::shared_ptr<pv::data::DecoderStack> decoder_stack, int index) :
67 Trace(session, QString(decoder_stack->stack().front()->decoder()->name)),
68 _decoder_stack(decoder_stack),
71 assert(_decoder_stack);
73 _colour = DecodeColours[index % countof(DecodeColours)];
75 connect(_decoder_stack.get(), SIGNAL(new_decode_data()),
76 this, SLOT(on_new_decode_data()));
77 connect(&_delete_mapper, SIGNAL(mapped(int)),
78 this, SLOT(on_delete_decoder(int)));
81 bool DecodeTrace::enabled() const
86 const boost::shared_ptr<pv::data::DecoderStack>& DecodeTrace::decoder() const
88 return _decoder_stack;
91 void DecodeTrace::set_view(pv::view::View *view)
94 Trace::set_view(view);
97 void DecodeTrace::paint_back(QPainter &p, int left, int right)
99 Trace::paint_back(p, left, right);
100 paint_axis(p, get_y(), left, right);
103 void DecodeTrace::paint_mid(QPainter &p, int left, int right)
105 using namespace pv::view::decode;
107 const double scale = _view->scale();
110 double samplerate = _decoder_stack->get_samplerate();
112 // Show sample rate as 1Hz when it is unknown
113 if (samplerate == 0.0)
116 const double pixels_offset = (_view->offset() -
117 _decoder_stack->get_start_time()) / scale;
118 const double samples_per_pixel = samplerate * scale;
120 const int h = (_text_size.height() * 5) / 4;
122 assert(_decoder_stack);
123 const QString err = _decoder_stack->error_message();
126 draw_error(p, err, left, right);
127 draw_unresolved_period(p, h, left, right, samples_per_pixel,
133 const int y = get_y();
135 assert(_decoder_stack);
136 vector< shared_ptr<Annotation> > annotations(_decoder_stack->annotations());
137 BOOST_FOREACH(shared_ptr<Annotation> a, annotations) {
139 a->paint(p, get_text_colour(), h, left, right,
140 samples_per_pixel, pixels_offset, y);
143 draw_unresolved_period(p, h, left, right,
144 samples_per_pixel, pixels_offset);
147 void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form)
149 using pv::data::decode::Decoder;
153 assert(_decoder_stack);
155 // Add the standard options
156 Trace::populate_popup_form(parent, form);
158 // Add the decoder options
160 _probe_selectors.clear();
162 const list< shared_ptr<Decoder> >& stack = _decoder_stack->stack();
166 QLabel *const l = new QLabel(
167 tr("<p><i>No decoders in the stack</i></p>"));
168 l->setAlignment(Qt::AlignCenter);
173 list< shared_ptr<Decoder> >::const_iterator iter =
175 for (int i = 0; i < (int)stack.size(); i++, iter++) {
176 shared_ptr<Decoder> dec(*iter);
177 create_decoder_form(i, dec, parent, form);
180 form->addRow(new QLabel(
181 tr("<i>* Required Probes</i>"), parent));
184 // Add stacking button
185 pv::widgets::DecoderMenu *const decoder_menu =
186 new pv::widgets::DecoderMenu(parent);
187 connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)),
188 this, SLOT(on_stack_decoder(srd_decoder*)));
190 QPushButton *const stack_button =
191 new QPushButton(tr("Stack Decoder"), parent);
192 stack_button->setMenu(decoder_menu);
194 QHBoxLayout *stack_button_box = new QHBoxLayout;
195 stack_button_box->addWidget(stack_button, 0, Qt::AlignRight);
196 form->addRow(stack_button_box);
199 QMenu* DecodeTrace::create_context_menu(QWidget *parent)
201 QMenu *const menu = Trace::create_context_menu(parent);
203 menu->addSeparator();
205 QAction *const del = new QAction(tr("Delete"), this);
206 del->setShortcuts(QKeySequence::Delete);
207 connect(del, SIGNAL(triggered()), this, SLOT(on_delete()));
208 menu->addAction(del);
213 void DecodeTrace::draw_error(QPainter &p, const QString &message,
216 const int y = get_y();
218 p.setPen(ErrorBgColour.darker());
219 p.setBrush(ErrorBgColour);
221 const QRectF bounding_rect =
222 QRectF(left, INT_MIN / 2 + y, right - left, INT_MAX);
223 const QRectF text_rect = p.boundingRect(bounding_rect,
224 Qt::AlignCenter, message);
225 const float r = text_rect.height() / 4;
227 p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r,
230 p.setPen(get_text_colour());
231 p.drawText(text_rect, message);
234 void DecodeTrace::draw_unresolved_period(QPainter &p, int h, int left,
235 int right, double samples_per_pixel, double pixels_offset)
237 using namespace pv::data;
238 using pv::data::decode::Decoder;
240 assert(_decoder_stack);
242 shared_ptr<Logic> data;
243 shared_ptr<LogicSignal> logic_signal;
245 const list< shared_ptr<Decoder> > &stack = _decoder_stack->stack();
247 // We get the logic data of the first probe in the list.
248 // This works because we are currently assuming all
249 // LogicSignals have the same data/snapshot
250 BOOST_FOREACH (const shared_ptr<Decoder> &dec, stack)
251 if (dec && !dec->probes().empty() &&
252 ((logic_signal = (*dec->probes().begin()).second)) &&
253 ((data = logic_signal->data())))
256 if (!data || data->get_snapshots().empty())
259 const shared_ptr<LogicSnapshot> snapshot =
260 data->get_snapshots().front();
262 const int64_t sample_count = (int64_t)snapshot->get_sample_count();
263 if (sample_count == 0)
266 const int64_t samples_decoded = _decoder_stack->samples_decoded();
267 if (sample_count == samples_decoded)
270 const int y = get_y();
271 const double start = max(samples_decoded /
272 samples_per_pixel - pixels_offset, left - 1.0);
273 const double end = min(sample_count / samples_per_pixel -
274 pixels_offset, right + 1.0);
275 const QRectF no_decode_rect(start, y - h/2 + 0.5, end - start, h);
277 p.setPen(QPen(Qt::NoPen));
278 p.setBrush(Qt::white);
279 p.drawRect(no_decode_rect);
281 p.setPen(NoDecodeColour);
282 p.setBrush(QBrush(NoDecodeColour, Qt::Dense6Pattern));
283 p.drawRect(no_decode_rect);
286 void DecodeTrace::create_decoder_form(int index,
287 shared_ptr<data::decode::Decoder> &dec, QWidget *parent,
293 const srd_decoder *const decoder = dec->decoder();
296 pv::widgets::DecoderGroupBox *const group =
297 new pv::widgets::DecoderGroupBox(decoder->name);
299 _delete_mapper.setMapping(group, index);
300 connect(group, SIGNAL(delete_decoder()), &_delete_mapper, SLOT(map()));
302 QFormLayout *const decoder_form = new QFormLayout;
303 group->add_layout(decoder_form);
305 // Add the mandatory probes
306 for(probe = decoder->probes; probe; probe = probe->next) {
307 const struct srd_probe *const p =
308 (struct srd_probe *)probe->data;
309 QComboBox *const combo = create_probe_selector(parent, dec, p);
310 connect(combo, SIGNAL(currentIndexChanged(int)),
311 this, SLOT(on_probe_selected(int)));
312 decoder_form->addRow(tr("<b>%1</b> (%2) *")
313 .arg(p->name).arg(p->desc), combo);
315 const ProbeSelector s = {combo, dec, p};
316 _probe_selectors.push_back(s);
319 // Add the optional probes
320 for(probe = decoder->opt_probes; probe; probe = probe->next) {
321 const struct srd_probe *const p =
322 (struct srd_probe *)probe->data;
323 QComboBox *const combo = create_probe_selector(parent, dec, p);
324 connect(combo, SIGNAL(currentIndexChanged(int)),
325 this, SLOT(on_probe_selected(int)));
326 decoder_form->addRow(tr("<b>%1</b> (%2)")
327 .arg(p->name).arg(p->desc), combo);
329 const ProbeSelector s = {combo, dec, p};
330 _probe_selectors.push_back(s);
334 shared_ptr<prop::binding::DecoderOptions> binding(
335 new prop::binding::DecoderOptions(_decoder_stack, dec));
336 binding->add_properties_to_form(decoder_form, true);
338 _bindings.push_back(binding);
343 QComboBox* DecodeTrace::create_probe_selector(
344 QWidget *parent, const shared_ptr<data::decode::Decoder> &dec,
345 const srd_probe *const probe)
349 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
351 assert(_decoder_stack);
352 const map<const srd_probe*,
353 shared_ptr<LogicSignal> >::const_iterator probe_iter =
354 dec->probes().find(probe);
356 QComboBox *selector = new QComboBox(parent);
358 selector->addItem("-", qVariantFromValue((void*)NULL));
360 if (probe_iter == dec->probes().end())
361 selector->setCurrentIndex(0);
363 for(size_t i = 0; i < sigs.size(); i++) {
364 const shared_ptr<view::Signal> s(sigs[i]);
367 if (dynamic_pointer_cast<LogicSignal>(s) && s->enabled())
369 selector->addItem(s->get_name(),
370 qVariantFromValue((void*)s.get()));
371 if ((*probe_iter).second == s)
372 selector->setCurrentIndex(i + 1);
379 void DecodeTrace::commit_decoder_probes(shared_ptr<data::decode::Decoder> &dec)
383 map<const srd_probe*, shared_ptr<LogicSignal> > probe_map;
384 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
386 BOOST_FOREACH(const ProbeSelector &s, _probe_selectors)
388 if(s._decoder != dec)
391 const LogicSignal *const selection =
392 (LogicSignal*)s._combo->itemData(
393 s._combo->currentIndex()).value<void*>();
395 BOOST_FOREACH(shared_ptr<Signal> sig, sigs)
396 if(sig.get() == selection) {
397 probe_map[s._probe] =
398 dynamic_pointer_cast<LogicSignal>(sig);
403 dec->set_probes(probe_map);
406 void DecodeTrace::commit_probes()
408 assert(_decoder_stack);
409 BOOST_FOREACH(shared_ptr<data::decode::Decoder> dec,
410 _decoder_stack->stack())
411 commit_decoder_probes(dec);
413 _decoder_stack->begin_decode();
416 void DecodeTrace::on_new_decode_data()
419 _view->update_viewport();
422 void DecodeTrace::delete_pressed()
427 void DecodeTrace::on_delete()
429 _session.remove_decode_signal(this);
432 void DecodeTrace::on_probe_selected(int)
437 void DecodeTrace::on_stack_decoder(srd_decoder *decoder)
440 assert(_decoder_stack);
441 _decoder_stack->push(shared_ptr<data::decode::Decoder>(
442 new data::decode::Decoder(decoder)));
443 _decoder_stack->begin_decode();
448 void DecodeTrace::on_delete_decoder(int index)
450 _decoder_stack->remove(index);
455 _decoder_stack->begin_decode();