+++ /dev/null
-/*
- * This file is part of the PulseView project.
- *
- * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <extdef.h>
-
-#include <cassert>
-#include <cmath>
-
-#include <algorithm>
-
-#include <QApplication>
-#include <QFormLayout>
-#include <QToolBar>
-
-#include "logicsignal.hpp"
-#include "view.hpp"
-
-#include <pv/data/logic.hpp>
-#include <pv/data/logicsegment.hpp>
-#include <pv/data/signalbase.hpp>
-#include <pv/devicemanager.hpp>
-#include <pv/devices/device.hpp>
-#include <pv/globalsettings.hpp>
-#include <pv/session.hpp>
-#include <pv/view/view.hpp>
-
-#include <libsigrokcxx/libsigrokcxx.hpp>
-
-using std::deque;
-using std::max;
-using std::make_pair;
-using std::min;
-using std::none_of;
-using std::pair;
-using std::shared_ptr;
-using std::vector;
-
-using sigrok::ConfigKey;
-using sigrok::Capability;
-using sigrok::Trigger;
-using sigrok::TriggerMatch;
-using sigrok::TriggerMatchType;
-
-namespace pv {
-namespace views {
-namespace TraceView {
-
-const float LogicSignal::Oversampling = 2.0f;
-
-const QColor LogicSignal::EdgeColour(0x80, 0x80, 0x80);
-const QColor LogicSignal::HighColour(0x00, 0xC0, 0x00);
-const QColor LogicSignal::LowColour(0xC0, 0x00, 0x00);
-const QColor LogicSignal::SamplingPointColour(0x77, 0x77, 0x77);
-
-const QColor LogicSignal::SignalColours[10] = {
- QColor(0x16, 0x19, 0x1A), // Black
- QColor(0x8F, 0x52, 0x02), // Brown
- QColor(0xCC, 0x00, 0x00), // Red
- QColor(0xF5, 0x79, 0x00), // Orange
- QColor(0xED, 0xD4, 0x00), // Yellow
- QColor(0x73, 0xD2, 0x16), // Green
- QColor(0x34, 0x65, 0xA4), // Blue
- QColor(0x75, 0x50, 0x7B), // Violet
- QColor(0x88, 0x8A, 0x85), // Grey
- QColor(0xEE, 0xEE, 0xEC), // White
-};
-
-QColor LogicSignal::TriggerMarkerBackgroundColour = QColor(0xED, 0xD4, 0x00);
-const int LogicSignal::TriggerMarkerPadding = 2;
-const char* LogicSignal::TriggerMarkerIcons[8] = {
- nullptr,
- ":/icons/trigger-marker-low.svg",
- ":/icons/trigger-marker-high.svg",
- ":/icons/trigger-marker-rising.svg",
- ":/icons/trigger-marker-falling.svg",
- ":/icons/trigger-marker-change.svg",
- nullptr,
- nullptr
-};
-
-QCache<QString, const QIcon> LogicSignal::icon_cache_;
-QCache<QString, const QPixmap> LogicSignal::pixmap_cache_;
-
-LogicSignal::LogicSignal(
- pv::Session &session,
- shared_ptr<devices::Device> device,
- shared_ptr<data::SignalBase> base) :
- Signal(session, base),
- signal_height_(QFontMetrics(QApplication::font()).height() * 2),
- device_(device),
- trigger_none_(nullptr),
- trigger_rising_(nullptr),
- trigger_high_(nullptr),
- trigger_falling_(nullptr),
- trigger_low_(nullptr),
- trigger_change_(nullptr)
-{
- shared_ptr<Trigger> trigger;
-
- base_->set_colour(SignalColours[base->index() % countof(SignalColours)]);
-
- /* Populate this channel's trigger setting with whatever we
- * find in the current session trigger, if anything. */
- trigger_match_ = nullptr;
- if ((trigger = session_.session()->trigger()))
- for (auto stage : trigger->stages())
- for (auto match : stage->matches())
- if (match->channel() == base_->channel())
- trigger_match_ = match->type();
-}
-
-shared_ptr<pv::data::SignalData> LogicSignal::data() const
-{
- return base_->logic_data();
-}
-
-shared_ptr<pv::data::Logic> LogicSignal::logic_data() const
-{
- return base_->logic_data();
-}
-
-pair<int, int> LogicSignal::v_extents() const
-{
- const int signal_margin =
- QFontMetrics(QApplication::font()).height() / 2;
- return make_pair(-signal_height_ - signal_margin, signal_margin);
-}
-
-int LogicSignal::scale_handle_offset() const
-{
- return -signal_height_;
-}
-
-void LogicSignal::scale_handle_dragged(int offset)
-{
- const int font_height = QFontMetrics(QApplication::font()).height();
- const int units = (-offset / font_height);
- signal_height_ = ((units < 1) ? 1 : units) * font_height;
-}
-
-void LogicSignal::paint_mid(QPainter &p, ViewItemPaintParams &pp)
-{
- QLineF *line;
-
- vector< pair<int64_t, bool> > edges;
-
- assert(base_);
- assert(owner_);
-
- const int y = get_visual_y();
-
- if (!base_->enabled())
- return;
-
- const float high_offset = y - signal_height_ + 0.5f;
- const float low_offset = y + 0.5f;
-
- const deque< shared_ptr<pv::data::LogicSegment> > &segments =
- base_->logic_data()->logic_segments();
- if (segments.empty())
- return;
-
- const shared_ptr<pv::data::LogicSegment> &segment = segments.front();
-
- double samplerate = segment->samplerate();
-
- // Show sample rate as 1Hz when it is unknown
- if (samplerate == 0.0)
- samplerate = 1.0;
-
- const double pixels_offset = pp.pixels_offset();
- const pv::util::Timestamp& start_time = segment->start_time();
- const int64_t last_sample = segment->get_sample_count() - 1;
- const double samples_per_pixel = samplerate * pp.scale();
- const double pixels_per_sample = 1 / samples_per_pixel;
- const pv::util::Timestamp start = samplerate * (pp.offset() - start_time);
- const pv::util::Timestamp end = start + samples_per_pixel * pp.width();
-
- const int64_t start_sample = min(max(floor(start).convert_to<int64_t>(),
- (int64_t)0), last_sample);
- const uint64_t end_sample = min(max(ceil(end).convert_to<int64_t>(),
- (int64_t)0), last_sample);
-
- segment->get_subsampled_edges(edges, start_sample, end_sample,
- samples_per_pixel / Oversampling, base_->index());
- assert(edges.size() >= 2);
-
- // Check whether we need to paint the sampling points
- GlobalSettings settings;
- const bool show_sampling_points =
- settings.value(GlobalSettings::Key_View_ShowSamplingPoints).toBool() &&
- (samples_per_pixel < 0.25);
-
- vector<QRectF> sampling_points;
- float sampling_point_x = 0.0f;
- int64_t sampling_point_sample = start_sample;
- const int w = 2;
-
- if (show_sampling_points) {
- sampling_points.reserve(end_sample - start_sample + 1);
- sampling_point_x = (edges.cbegin()->first / samples_per_pixel - pixels_offset) + pp.left();
- }
-
- // Paint the edges
- const unsigned int edge_count = edges.size() - 2;
- QLineF *const edge_lines = new QLineF[edge_count];
- line = edge_lines;
-
- for (auto i = edges.cbegin() + 1; i != edges.cend() - 1; i++) {
- const float x = ((*i).first / samples_per_pixel -
- pixels_offset) + pp.left();
- *line++ = QLineF(x, high_offset, x, low_offset);
-
- if (show_sampling_points)
- while (sampling_point_sample < (*i).first) {
- const float y = (*i).second ? low_offset : high_offset;
- sampling_points.emplace_back(
- QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w));
- sampling_point_sample++;
- sampling_point_x += pixels_per_sample;
- };
- }
-
- // Calculate the sample points from the last edge to the end of the trace
- if (show_sampling_points)
- while ((uint64_t)sampling_point_sample <= end_sample) {
- // Signal changed after the last edge, so the level is inverted
- const float y = (edges.cend() - 1)->second ? high_offset : low_offset;
- sampling_points.emplace_back(
- QRectF(sampling_point_x - (w / 2), y - (w / 2), w, w));
- sampling_point_sample++;
- sampling_point_x += pixels_per_sample;
- };
-
- p.setPen(EdgeColour);
- p.drawLines(edge_lines, edge_count);
- delete[] edge_lines;
-
- // Paint the caps
- const unsigned int max_cap_line_count = edges.size();
- QLineF *const cap_lines = new QLineF[max_cap_line_count];
-
- p.setPen(HighColour);
- paint_caps(p, cap_lines, edges, true, samples_per_pixel,
- pixels_offset, pp.left(), high_offset);
- p.setPen(LowColour);
- paint_caps(p, cap_lines, edges, false, samples_per_pixel,
- pixels_offset, pp.left(), low_offset);
-
- delete[] cap_lines;
-
- // Paint the sampling points
- if (show_sampling_points) {
- p.setPen(SamplingPointColour);
- p.drawRects(sampling_points.data(), sampling_points.size());
- }
-}
-
-void LogicSignal::paint_fore(QPainter &p, ViewItemPaintParams &pp)
-{
- // Draw the trigger marker
- if (!trigger_match_ || !base_->enabled())
- return;
-
- const int y = get_visual_y();
- const vector<int32_t> trig_types = get_trigger_types();
- for (int32_t type_id : trig_types) {
- const TriggerMatchType *const type =
- TriggerMatchType::get(type_id);
- if (trigger_match_ != type || type_id < 0 ||
- (size_t)type_id >= countof(TriggerMarkerIcons) ||
- !TriggerMarkerIcons[type_id])
- continue;
-
- const QPixmap *const pixmap = get_pixmap(
- TriggerMarkerIcons[type_id]);
- if (!pixmap)
- continue;
-
- const float pad = TriggerMarkerPadding - 0.5f;
- const QSize size = pixmap->size();
- const QPoint point(
- pp.right() - size.width() - pad * 2,
- y - (signal_height_ + size.height()) / 2);
-
- p.setPen(QPen(TriggerMarkerBackgroundColour.darker()));
- p.setBrush(TriggerMarkerBackgroundColour);
- p.drawRoundedRect(QRectF(point, size).adjusted(
- -pad, -pad, pad, pad), pad, pad);
- p.drawPixmap(point, *pixmap);
-
- break;
- }
-}
-
-void LogicSignal::paint_caps(QPainter &p, QLineF *const lines,
- vector< pair<int64_t, bool> > &edges, bool level,
- double samples_per_pixel, double pixels_offset, float x_offset,
- float y_offset)
-{
- QLineF *line = lines;
-
- for (auto i = edges.begin(); i != (edges.end() - 1); i++)
- if ((*i).second == level) {
- *line++ = QLineF(
- ((*i).first / samples_per_pixel -
- pixels_offset) + x_offset, y_offset,
- ((*(i+1)).first / samples_per_pixel -
- pixels_offset) + x_offset, y_offset);
- }
-
- p.drawLines(lines, line - lines);
-}
-
-void LogicSignal::init_trigger_actions(QWidget *parent)
-{
- trigger_none_ = new QAction(*get_icon(":/icons/trigger-none.svg"),
- tr("No trigger"), parent);
- trigger_none_->setCheckable(true);
- connect(trigger_none_, SIGNAL(triggered()), this, SLOT(on_trigger()));
-
- trigger_rising_ = new QAction(*get_icon(":/icons/trigger-rising.svg"),
- tr("Trigger on rising edge"), parent);
- trigger_rising_->setCheckable(true);
- connect(trigger_rising_, SIGNAL(triggered()), this, SLOT(on_trigger()));
-
- trigger_high_ = new QAction(*get_icon(":/icons/trigger-high.svg"),
- tr("Trigger on high level"), parent);
- trigger_high_->setCheckable(true);
- connect(trigger_high_, SIGNAL(triggered()), this, SLOT(on_trigger()));
-
- trigger_falling_ = new QAction(*get_icon(":/icons/trigger-falling.svg"),
- tr("Trigger on falling edge"), parent);
- trigger_falling_->setCheckable(true);
- connect(trigger_falling_, SIGNAL(triggered()), this, SLOT(on_trigger()));
-
- trigger_low_ = new QAction(*get_icon(":/icons/trigger-low.svg"),
- tr("Trigger on low level"), parent);
- trigger_low_->setCheckable(true);
- connect(trigger_low_, SIGNAL(triggered()), this, SLOT(on_trigger()));
-
- trigger_change_ = new QAction(*get_icon(":/icons/trigger-change.svg"),
- tr("Trigger on rising or falling edge"), parent);
- trigger_change_->setCheckable(true);
- connect(trigger_change_, SIGNAL(triggered()), this, SLOT(on_trigger()));
-}
-
-const vector<int32_t> LogicSignal::get_trigger_types() const
-{
- // We may not be associated with a device
- if (!device_)
- return vector<int32_t>();
-
- const auto sr_dev = device_->device();
- if (sr_dev->config_check(ConfigKey::TRIGGER_MATCH, Capability::LIST)) {
- const Glib::VariantContainerBase gvar =
- sr_dev->config_list(ConfigKey::TRIGGER_MATCH);
-
- vector<int32_t> ttypes;
-
- for (unsigned int i = 0; i < gvar.get_n_children(); i++) {
- Glib::VariantBase tmp_vb;
- gvar.get_child(tmp_vb, i);
-
- Glib::Variant<int32_t> tmp_v =
- Glib::VariantBase::cast_dynamic< Glib::Variant<int32_t> >(tmp_vb);
-
- ttypes.push_back(tmp_v.get());
- }
-
- return ttypes;
- } else {
- return vector<int32_t>();
- }
-}
-
-QAction* LogicSignal::action_from_trigger_type(const TriggerMatchType *type)
-{
- QAction *action;
-
- action = trigger_none_;
- if (type) {
- switch (type->id()) {
- case SR_TRIGGER_ZERO:
- action = trigger_low_;
- break;
- case SR_TRIGGER_ONE:
- action = trigger_high_;
- break;
- case SR_TRIGGER_RISING:
- action = trigger_rising_;
- break;
- case SR_TRIGGER_FALLING:
- action = trigger_falling_;
- break;
- case SR_TRIGGER_EDGE:
- action = trigger_change_;
- break;
- default:
- assert(false);
- }
- }
-
- return action;
-}
-
-const TriggerMatchType *LogicSignal::trigger_type_from_action(QAction *action)
-{
- if (action == trigger_low_)
- return TriggerMatchType::ZERO;
- else if (action == trigger_high_)
- return TriggerMatchType::ONE;
- else if (action == trigger_rising_)
- return TriggerMatchType::RISING;
- else if (action == trigger_falling_)
- return TriggerMatchType::FALLING;
- else if (action == trigger_change_)
- return TriggerMatchType::EDGE;
- else
- return nullptr;
-}
-
-void LogicSignal::populate_popup_form(QWidget *parent, QFormLayout *form)
-{
- Signal::populate_popup_form(parent, form);
-
- const vector<int32_t> trig_types = get_trigger_types();
-
- if (!trig_types.empty()) {
- trigger_bar_ = new QToolBar(parent);
- init_trigger_actions(trigger_bar_);
- trigger_bar_->addAction(trigger_none_);
- trigger_none_->setChecked(!trigger_match_);
-
- for (auto type_id : trig_types) {
- const TriggerMatchType *const type =
- TriggerMatchType::get(type_id);
- QAction *const action = action_from_trigger_type(type);
- trigger_bar_->addAction(action);
- action->setChecked(trigger_match_ == type);
- }
- form->addRow(tr("Trigger"), trigger_bar_);
- }
-}
-
-void LogicSignal::modify_trigger()
-{
- auto trigger = session_.session()->trigger();
- auto new_trigger = session_.device_manager().context()->create_trigger("pulseview");
-
- if (trigger) {
- for (auto stage : trigger->stages()) {
- const auto &matches = stage->matches();
- if (none_of(matches.begin(), matches.end(),
- [&](shared_ptr<TriggerMatch> match) {
- return match->channel() != base_->channel(); }))
- continue;
-
- auto new_stage = new_trigger->add_stage();
- for (auto match : stage->matches()) {
- if (match->channel() == base_->channel())
- continue;
- new_stage->add_match(match->channel(), match->type());
- }
- }
- }
-
- if (trigger_match_) {
- // Until we can let the user decide how to group trigger matches
- // into stages, put all of the matches into a single stage --
- // most devices only support a single trigger stage.
- if (new_trigger->stages().empty())
- new_trigger->add_stage();
-
- new_trigger->stages().back()->add_match(base_->channel(),
- trigger_match_);
- }
-
- session_.session()->set_trigger(
- new_trigger->stages().empty() ? nullptr : new_trigger);
-
- if (owner_)
- owner_->row_item_appearance_changed(false, true);
-}
-
-const QIcon* LogicSignal::get_icon(const char *path)
-{
- if (!icon_cache_.contains(path)) {
- const QIcon *icon = new QIcon(path);
- icon_cache_.insert(path, icon);
- }
-
- return icon_cache_.take(path);
-}
-
-const QPixmap* LogicSignal::get_pixmap(const char *path)
-{
- if (!pixmap_cache_.contains(path)) {
- const QPixmap *pixmap = new QPixmap(path);
- pixmap_cache_.insert(path, pixmap);
- }
-
- return pixmap_cache_.take(path);
-}
-
-void LogicSignal::on_trigger()
-{
- QAction *action;
-
- action_from_trigger_type(trigger_match_)->setChecked(false);
-
- action = (QAction *)sender();
- action->setChecked(true);
- trigger_match_ = trigger_type_from_action(action);
-
- modify_trigger();
-}
-
-} // namespace TraceView
-} // namespace views
-} // namespace pv
projects / pulseview.git / blobdiff