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/decodergroupbox.h>
45 #include <pv/widgets/decodermenu.h>
47 using namespace boost;
53 const QColor DecodeTrace::DecodeColours[4] = {
54 QColor(0xEF, 0x29, 0x29), // Red
55 QColor(0xFC, 0xE9, 0x4F), // Yellow
56 QColor(0x8A, 0xE2, 0x34), // Green
57 QColor(0x72, 0x9F, 0xCF) // Blue
60 const QColor DecodeTrace::ErrorBgColour = QColor(0xEF, 0x29, 0x29);
62 DecodeTrace::DecodeTrace(pv::SigSession &session,
63 boost::shared_ptr<pv::data::DecoderStack> decoder_stack, int index) :
64 Trace(session, QString(decoder_stack->stack().front()->decoder()->name)),
65 _decoder_stack(decoder_stack),
68 assert(_decoder_stack);
70 _colour = DecodeColours[index % countof(DecodeColours)];
72 connect(_decoder_stack.get(), SIGNAL(new_decode_data()),
73 this, SLOT(on_new_decode_data()));
74 connect(&_delete_mapper, SIGNAL(mapped(int)),
75 this, SLOT(on_delete_decoder(int)));
78 bool DecodeTrace::enabled() const
83 const boost::shared_ptr<pv::data::DecoderStack>& DecodeTrace::decoder() const
85 return _decoder_stack;
88 void DecodeTrace::set_view(pv::view::View *view)
91 Trace::set_view(view);
94 void DecodeTrace::paint_back(QPainter &p, int left, int right)
96 paint_axis(p, get_y(), left, right);
99 void DecodeTrace::paint_mid(QPainter &p, int left, int right)
101 using namespace pv::view::decode;
103 assert(_decoder_stack);
104 const QString err = _decoder_stack->error_message();
105 if (!err.isEmpty()) {
106 draw_error(p, err, left, right);
111 const int y = get_y();
113 const double scale = _view->scale();
116 double samplerate = _decoder_stack->get_samplerate();
118 // Show sample rate as 1Hz when it is unknown
119 if (samplerate == 0.0)
122 const double pixels_offset = (_view->offset() -
123 _decoder_stack->get_start_time()) / scale;
124 const double samples_per_pixel = samplerate * scale;
126 assert(_decoder_stack);
127 vector< shared_ptr<Annotation> > annotations(_decoder_stack->annotations());
128 BOOST_FOREACH(shared_ptr<Annotation> a, annotations) {
130 a->paint(p, get_text_colour(), _text_size.height(),
131 left, right, samples_per_pixel, pixels_offset, y);
135 void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form)
137 using pv::data::decode::Decoder;
141 assert(_decoder_stack);
143 // Add the standard options
144 Trace::populate_popup_form(parent, form);
146 // Add the decoder options
148 _probe_selectors.clear();
150 const list< shared_ptr<Decoder> >& stack = _decoder_stack->stack();
154 QLabel *const l = new QLabel(
155 tr("<p><i>No decoders in the stack</i></p>"));
156 l->setAlignment(Qt::AlignCenter);
161 list< shared_ptr<Decoder> >::const_iterator iter =
163 for (int i = 0; i < (int)stack.size(); i++, iter++) {
164 shared_ptr<Decoder> dec(*iter);
165 create_decoder_form(i, dec, parent, form);
168 form->addRow(new QLabel(
169 tr("<i>* Required Probes</i>"), parent));
172 // Add stacking button
173 pv::widgets::DecoderMenu *const decoder_menu =
174 new pv::widgets::DecoderMenu(parent);
175 connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)),
176 this, SLOT(on_stack_decoder(srd_decoder*)));
178 QPushButton *const stack_button =
179 new QPushButton(tr("Stack Decoder"), parent);
180 stack_button->setMenu(decoder_menu);
182 QHBoxLayout *stack_button_box = new QHBoxLayout;
183 stack_button_box->addWidget(stack_button, 0, Qt::AlignRight);
184 form->addRow(stack_button_box);
187 QMenu* DecodeTrace::create_context_menu(QWidget *parent)
189 QMenu *const menu = Trace::create_context_menu(parent);
191 menu->addSeparator();
193 QAction *const del = new QAction(tr("Delete"), this);
194 del->setShortcuts(QKeySequence::Delete);
195 connect(del, SIGNAL(triggered()), this, SLOT(on_delete()));
196 menu->addAction(del);
201 void DecodeTrace::draw_error(QPainter &p, const QString &message,
204 const int y = get_y();
206 p.setPen(ErrorBgColour.darker());
207 p.setBrush(ErrorBgColour);
209 const QRectF bounding_rect =
210 QRectF(left, INT_MIN / 2 + y, right - left, INT_MAX);
211 const QRectF text_rect = p.boundingRect(bounding_rect,
212 Qt::AlignCenter, message);
213 const float r = text_rect.height() / 4;
215 p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r,
218 p.setPen(get_text_colour());
219 p.drawText(text_rect, message);
222 void DecodeTrace::create_decoder_form(int index,
223 shared_ptr<data::decode::Decoder> &dec, QWidget *parent,
229 const srd_decoder *const decoder = dec->decoder();
232 pv::widgets::DecoderGroupBox *const group =
233 new pv::widgets::DecoderGroupBox(decoder->name);
235 _delete_mapper.setMapping(group, index);
236 connect(group, SIGNAL(delete_decoder()), &_delete_mapper, SLOT(map()));
238 QFormLayout *const decoder_form = new QFormLayout;
239 group->add_layout(decoder_form);
241 // Add the mandatory probes
242 for(probe = decoder->probes; probe; probe = probe->next) {
243 const struct srd_probe *const p =
244 (struct srd_probe *)probe->data;
245 QComboBox *const combo = create_probe_selector(parent, dec, p);
246 connect(combo, SIGNAL(currentIndexChanged(int)),
247 this, SLOT(on_probe_selected(int)));
248 decoder_form->addRow(tr("<b>%1</b> (%2) *")
249 .arg(p->name).arg(p->desc), combo);
251 const ProbeSelector s = {combo, dec, p};
252 _probe_selectors.push_back(s);
255 // Add the optional probes
256 for(probe = decoder->opt_probes; probe; probe = probe->next) {
257 const struct srd_probe *const p =
258 (struct srd_probe *)probe->data;
259 QComboBox *const combo = create_probe_selector(parent, dec, p);
260 connect(combo, SIGNAL(currentIndexChanged(int)),
261 this, SLOT(on_probe_selected(int)));
262 decoder_form->addRow(tr("<b>%1</b> (%2)")
263 .arg(p->name).arg(p->desc), combo);
265 const ProbeSelector s = {combo, dec, p};
266 _probe_selectors.push_back(s);
270 shared_ptr<prop::binding::DecoderOptions> binding(
271 new prop::binding::DecoderOptions(_decoder_stack, dec));
272 binding->add_properties_to_form(decoder_form, true);
274 _bindings.push_back(binding);
279 QComboBox* DecodeTrace::create_probe_selector(
280 QWidget *parent, const shared_ptr<data::decode::Decoder> &dec,
281 const srd_probe *const probe)
285 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
287 assert(_decoder_stack);
288 const map<const srd_probe*,
289 shared_ptr<LogicSignal> >::const_iterator probe_iter =
290 dec->probes().find(probe);
292 QComboBox *selector = new QComboBox(parent);
294 selector->addItem("-", qVariantFromValue((void*)NULL));
296 if (probe_iter == dec->probes().end())
297 selector->setCurrentIndex(0);
299 for(size_t i = 0; i < sigs.size(); i++) {
300 const shared_ptr<view::Signal> s(sigs[i]);
303 if (dynamic_pointer_cast<LogicSignal>(s) && s->enabled())
305 selector->addItem(s->get_name(),
306 qVariantFromValue((void*)s.get()));
307 if ((*probe_iter).second == s)
308 selector->setCurrentIndex(i + 1);
315 void DecodeTrace::commit_decoder_probes(shared_ptr<data::decode::Decoder> &dec)
319 map<const srd_probe*, shared_ptr<LogicSignal> > probe_map;
320 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
322 BOOST_FOREACH(const ProbeSelector &s, _probe_selectors)
324 if(s._decoder != dec)
327 const LogicSignal *const selection =
328 (LogicSignal*)s._combo->itemData(
329 s._combo->currentIndex()).value<void*>();
331 BOOST_FOREACH(shared_ptr<Signal> sig, sigs)
332 if(sig.get() == selection) {
333 probe_map[s._probe] =
334 dynamic_pointer_cast<LogicSignal>(sig);
339 dec->set_probes(probe_map);
342 void DecodeTrace::commit_probes()
344 assert(_decoder_stack);
345 BOOST_FOREACH(shared_ptr<data::decode::Decoder> dec,
346 _decoder_stack->stack())
347 commit_decoder_probes(dec);
349 _decoder_stack->begin_decode();
352 void DecodeTrace::on_new_decode_data()
355 _view->update_viewport();
358 void DecodeTrace::delete_pressed()
363 void DecodeTrace::on_delete()
365 _session.remove_decode_signal(this);
368 void DecodeTrace::on_probe_selected(int)
373 void DecodeTrace::on_stack_decoder(srd_decoder *decoder)
376 assert(_decoder_stack);
377 _decoder_stack->push(shared_ptr<data::decode::Decoder>(
378 new data::decode::Decoder(decoder)));
379 _decoder_stack->begin_decode();
384 void DecodeTrace::on_delete_decoder(int index)
386 _decoder_stack->remove(index);
391 _decoder_stack->begin_decode();