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)
67 assert(_decoder_stack);
69 _colour = DecodeColours[index % countof(DecodeColours)];
71 connect(_decoder_stack.get(), SIGNAL(new_decode_data()),
72 this, SLOT(on_new_decode_data()));
75 bool DecodeTrace::enabled() const
80 const boost::shared_ptr<pv::data::DecoderStack>& DecodeTrace::decoder() const
82 return _decoder_stack;
85 void DecodeTrace::set_view(pv::view::View *view)
88 Trace::set_view(view);
91 void DecodeTrace::paint_back(QPainter &p, int left, int right)
93 paint_axis(p, get_y(), left, right);
96 void DecodeTrace::paint_mid(QPainter &p, int left, int right)
98 using namespace pv::view::decode;
100 assert(_decoder_stack);
101 const QString err = _decoder_stack->error_message();
102 if (!err.isEmpty()) {
103 draw_error(p, err, left, right);
108 const int y = get_y();
110 const double scale = _view->scale();
113 double samplerate = _decoder_stack->get_samplerate();
115 // Show sample rate as 1Hz when it is unknown
116 if (samplerate == 0.0)
119 const double pixels_offset = (_view->offset() -
120 _decoder_stack->get_start_time()) / scale;
121 const double samples_per_pixel = samplerate * scale;
123 assert(_decoder_stack);
124 vector< shared_ptr<Annotation> > annotations(_decoder_stack->annotations());
125 BOOST_FOREACH(shared_ptr<Annotation> a, annotations) {
127 a->paint(p, get_text_colour(), _text_size.height(),
128 left, right, samples_per_pixel, pixels_offset, y);
132 void DecodeTrace::populate_popup_form(QWidget *parent, QFormLayout *form)
136 assert(_decoder_stack);
138 // Add the standard options
139 Trace::populate_popup_form(parent, form);
141 // Add the decoder options
143 _probe_selectors.clear();
145 BOOST_FOREACH(shared_ptr<data::decode::Decoder> dec,
146 _decoder_stack->stack())
147 create_decoder_form(dec, parent, form);
149 form->addRow(new QLabel(
150 tr("<i>* Required Probes</i>"), parent));
152 // Add stacking button
153 pv::widgets::DecoderMenu *const decoder_menu =
154 new pv::widgets::DecoderMenu(parent);
155 connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)),
156 this, SLOT(on_stack_decoder(srd_decoder*)));
158 QPushButton *const stack_button =
159 new QPushButton(tr("Stack Decoder"), parent);
160 stack_button->setMenu(decoder_menu);
162 QHBoxLayout *stack_button_box = new QHBoxLayout;
163 stack_button_box->addWidget(stack_button, 0, Qt::AlignRight);
164 form->addRow(stack_button_box);
167 QMenu* DecodeTrace::create_context_menu(QWidget *parent)
169 QMenu *const menu = Trace::create_context_menu(parent);
171 menu->addSeparator();
173 QAction *const del = new QAction(tr("Delete"), this);
174 del->setShortcuts(QKeySequence::Delete);
175 connect(del, SIGNAL(triggered()), this, SLOT(on_delete()));
176 menu->addAction(del);
181 void DecodeTrace::draw_error(QPainter &p, const QString &message,
184 const int y = get_y();
186 p.setPen(ErrorBgColour.darker());
187 p.setBrush(ErrorBgColour);
189 const QRectF bounding_rect =
190 QRectF(left, INT_MIN / 2 + y, right - left, INT_MAX);
191 const QRectF text_rect = p.boundingRect(bounding_rect,
192 Qt::AlignCenter, message);
193 const float r = text_rect.height() / 4;
195 p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r,
198 p.setPen(get_text_colour());
199 p.drawText(text_rect, message);
202 void DecodeTrace::create_decoder_form(shared_ptr<data::decode::Decoder> &dec,
203 QWidget *parent, QFormLayout *form)
208 const srd_decoder *const decoder = dec->decoder();
211 pv::widgets::DecoderGroupBox *const group =
212 new pv::widgets::DecoderGroupBox(decoder->name);
213 QFormLayout *const decoder_form = new QFormLayout;
214 group->add_layout(decoder_form);
216 // Add the mandatory probes
217 for(probe = decoder->probes; probe; probe = probe->next) {
218 const struct srd_probe *const p =
219 (struct srd_probe *)probe->data;
220 QComboBox *const combo = create_probe_selector(parent, dec, p);
221 connect(combo, SIGNAL(currentIndexChanged(int)),
222 this, SLOT(on_probe_selected(int)));
223 decoder_form->addRow(tr("<b>%1</b> (%2) *")
224 .arg(p->name).arg(p->desc), combo);
226 const ProbeSelector s = {combo, dec, p};
227 _probe_selectors.push_back(s);
230 // Add the optional probes
231 for(probe = decoder->opt_probes; probe; probe = probe->next) {
232 const struct srd_probe *const p =
233 (struct srd_probe *)probe->data;
234 QComboBox *const combo = create_probe_selector(parent, dec, p);
235 connect(combo, SIGNAL(currentIndexChanged(int)),
236 this, SLOT(on_probe_selected(int)));
237 decoder_form->addRow(tr("<b>%1</b> (%2)")
238 .arg(p->name).arg(p->desc), combo);
240 const ProbeSelector s = {combo, dec, p};
241 _probe_selectors.push_back(s);
245 shared_ptr<prop::binding::DecoderOptions> binding(
246 new prop::binding::DecoderOptions(_decoder_stack, dec));
247 binding->add_properties_to_form(decoder_form, true);
249 _bindings.push_back(binding);
254 QComboBox* DecodeTrace::create_probe_selector(
255 QWidget *parent, const shared_ptr<data::decode::Decoder> &dec,
256 const srd_probe *const probe)
260 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
262 assert(_decoder_stack);
263 const map<const srd_probe*,
264 shared_ptr<LogicSignal> >::const_iterator probe_iter =
265 dec->probes().find(probe);
267 QComboBox *selector = new QComboBox(parent);
269 selector->addItem("-", qVariantFromValue((void*)NULL));
271 if (probe_iter == dec->probes().end())
272 selector->setCurrentIndex(0);
274 for(size_t i = 0; i < sigs.size(); i++) {
275 const shared_ptr<view::Signal> s(sigs[i]);
278 if (dynamic_pointer_cast<LogicSignal>(s) && s->enabled())
280 selector->addItem(s->get_name(),
281 qVariantFromValue((void*)s.get()));
282 if ((*probe_iter).second == s)
283 selector->setCurrentIndex(i + 1);
290 void DecodeTrace::commit_decoder_probes(shared_ptr<data::decode::Decoder> &dec)
294 map<const srd_probe*, shared_ptr<LogicSignal> > probe_map;
295 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
297 BOOST_FOREACH(const ProbeSelector &s, _probe_selectors)
299 if(s._decoder != dec)
302 const LogicSignal *const selection =
303 (LogicSignal*)s._combo->itemData(
304 s._combo->currentIndex()).value<void*>();
306 BOOST_FOREACH(shared_ptr<Signal> sig, sigs)
307 if(sig.get() == selection) {
308 probe_map[s._probe] =
309 dynamic_pointer_cast<LogicSignal>(sig);
314 dec->set_probes(probe_map);
317 void DecodeTrace::commit_probes()
319 assert(_decoder_stack);
320 BOOST_FOREACH(shared_ptr<data::decode::Decoder> dec,
321 _decoder_stack->stack())
322 commit_decoder_probes(dec);
324 _decoder_stack->begin_decode();
327 void DecodeTrace::on_new_decode_data()
330 _view->update_viewport();
333 void DecodeTrace::delete_pressed()
338 void DecodeTrace::on_delete()
340 _session.remove_decode_signal(this);
343 void DecodeTrace::on_probe_selected(int)
348 void DecodeTrace::on_stack_decoder(srd_decoder *decoder)
351 assert(_decoder_stack);
352 _decoder_stack->push(shared_ptr<data::decode::Decoder>(
353 new data::decode::Decoder(decoder)));
354 _decoder_stack->begin_decode();