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();
151 list< shared_ptr<Decoder> >::const_iterator iter = stack.begin();
152 for (int i = 0; i < (int)stack.size(); i++, iter++) {
153 shared_ptr<Decoder> dec(*iter);
154 create_decoder_form(i, dec, parent, form);
157 form->addRow(new QLabel(
158 tr("<i>* Required Probes</i>"), parent));
160 // Add stacking button
161 pv::widgets::DecoderMenu *const decoder_menu =
162 new pv::widgets::DecoderMenu(parent);
163 connect(decoder_menu, SIGNAL(decoder_selected(srd_decoder*)),
164 this, SLOT(on_stack_decoder(srd_decoder*)));
166 QPushButton *const stack_button =
167 new QPushButton(tr("Stack Decoder"), parent);
168 stack_button->setMenu(decoder_menu);
170 QHBoxLayout *stack_button_box = new QHBoxLayout;
171 stack_button_box->addWidget(stack_button, 0, Qt::AlignRight);
172 form->addRow(stack_button_box);
175 QMenu* DecodeTrace::create_context_menu(QWidget *parent)
177 QMenu *const menu = Trace::create_context_menu(parent);
179 menu->addSeparator();
181 QAction *const del = new QAction(tr("Delete"), this);
182 del->setShortcuts(QKeySequence::Delete);
183 connect(del, SIGNAL(triggered()), this, SLOT(on_delete()));
184 menu->addAction(del);
189 void DecodeTrace::draw_error(QPainter &p, const QString &message,
192 const int y = get_y();
194 p.setPen(ErrorBgColour.darker());
195 p.setBrush(ErrorBgColour);
197 const QRectF bounding_rect =
198 QRectF(left, INT_MIN / 2 + y, right - left, INT_MAX);
199 const QRectF text_rect = p.boundingRect(bounding_rect,
200 Qt::AlignCenter, message);
201 const float r = text_rect.height() / 4;
203 p.drawRoundedRect(text_rect.adjusted(-r, -r, r, r), r, r,
206 p.setPen(get_text_colour());
207 p.drawText(text_rect, message);
210 void DecodeTrace::create_decoder_form(int index,
211 shared_ptr<data::decode::Decoder> &dec, QWidget *parent,
217 const srd_decoder *const decoder = dec->decoder();
220 pv::widgets::DecoderGroupBox *const group =
221 new pv::widgets::DecoderGroupBox(decoder->name);
223 _delete_mapper.setMapping(group, index);
224 connect(group, SIGNAL(delete_decoder()), &_delete_mapper, SLOT(map()));
226 QFormLayout *const decoder_form = new QFormLayout;
227 group->add_layout(decoder_form);
229 // Add the mandatory probes
230 for(probe = decoder->probes; probe; probe = probe->next) {
231 const struct srd_probe *const p =
232 (struct srd_probe *)probe->data;
233 QComboBox *const combo = create_probe_selector(parent, dec, p);
234 connect(combo, SIGNAL(currentIndexChanged(int)),
235 this, SLOT(on_probe_selected(int)));
236 decoder_form->addRow(tr("<b>%1</b> (%2) *")
237 .arg(p->name).arg(p->desc), combo);
239 const ProbeSelector s = {combo, dec, p};
240 _probe_selectors.push_back(s);
243 // Add the optional probes
244 for(probe = decoder->opt_probes; probe; probe = probe->next) {
245 const struct srd_probe *const p =
246 (struct srd_probe *)probe->data;
247 QComboBox *const combo = create_probe_selector(parent, dec, p);
248 connect(combo, SIGNAL(currentIndexChanged(int)),
249 this, SLOT(on_probe_selected(int)));
250 decoder_form->addRow(tr("<b>%1</b> (%2)")
251 .arg(p->name).arg(p->desc), combo);
253 const ProbeSelector s = {combo, dec, p};
254 _probe_selectors.push_back(s);
258 shared_ptr<prop::binding::DecoderOptions> binding(
259 new prop::binding::DecoderOptions(_decoder_stack, dec));
260 binding->add_properties_to_form(decoder_form, true);
262 _bindings.push_back(binding);
267 QComboBox* DecodeTrace::create_probe_selector(
268 QWidget *parent, const shared_ptr<data::decode::Decoder> &dec,
269 const srd_probe *const probe)
273 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
275 assert(_decoder_stack);
276 const map<const srd_probe*,
277 shared_ptr<LogicSignal> >::const_iterator probe_iter =
278 dec->probes().find(probe);
280 QComboBox *selector = new QComboBox(parent);
282 selector->addItem("-", qVariantFromValue((void*)NULL));
284 if (probe_iter == dec->probes().end())
285 selector->setCurrentIndex(0);
287 for(size_t i = 0; i < sigs.size(); i++) {
288 const shared_ptr<view::Signal> s(sigs[i]);
291 if (dynamic_pointer_cast<LogicSignal>(s) && s->enabled())
293 selector->addItem(s->get_name(),
294 qVariantFromValue((void*)s.get()));
295 if ((*probe_iter).second == s)
296 selector->setCurrentIndex(i + 1);
303 void DecodeTrace::commit_decoder_probes(shared_ptr<data::decode::Decoder> &dec)
307 map<const srd_probe*, shared_ptr<LogicSignal> > probe_map;
308 const vector< shared_ptr<Signal> > sigs = _session.get_signals();
310 BOOST_FOREACH(const ProbeSelector &s, _probe_selectors)
312 if(s._decoder != dec)
315 const LogicSignal *const selection =
316 (LogicSignal*)s._combo->itemData(
317 s._combo->currentIndex()).value<void*>();
319 BOOST_FOREACH(shared_ptr<Signal> sig, sigs)
320 if(sig.get() == selection) {
321 probe_map[s._probe] =
322 dynamic_pointer_cast<LogicSignal>(sig);
327 dec->set_probes(probe_map);
330 void DecodeTrace::commit_probes()
332 assert(_decoder_stack);
333 BOOST_FOREACH(shared_ptr<data::decode::Decoder> dec,
334 _decoder_stack->stack())
335 commit_decoder_probes(dec);
337 _decoder_stack->begin_decode();
340 void DecodeTrace::on_new_decode_data()
343 _view->update_viewport();
346 void DecodeTrace::delete_pressed()
351 void DecodeTrace::on_delete()
353 _session.remove_decode_signal(this);
356 void DecodeTrace::on_probe_selected(int)
361 void DecodeTrace::on_stack_decoder(srd_decoder *decoder)
364 assert(_decoder_stack);
365 _decoder_stack->push(shared_ptr<data::decode::Decoder>(
366 new data::decode::Decoder(decoder)));
367 _decoder_stack->begin_decode();
372 void DecodeTrace::on_delete_decoder(int index)
374 _decoder_stack->remove(index);
379 _decoder_stack->begin_decode();