+++ /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, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <extdef.h>
-
-#include <cassert>
-#include <cmath>
-
-#include <QFormLayout>
-#include <QToolBar>
-
-#include "logicsignal.h"
-#include "view.h"
-
-#include <pv/sigsession.h>
-#include <pv/device/devinst.h>
-#include <pv/data/logic.h>
-#include <pv/data/logicsnapshot.h>
-#include <pv/view/view.h>
-
-using std::deque;
-using std::max;
-using std::min;
-using std::pair;
-using std::shared_ptr;
-using std::vector;
-
-namespace pv {
-namespace view {
-
-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::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
-};
-
-LogicSignal::LogicSignal(shared_ptr<pv::device::DevInst> dev_inst,
- const sr_channel *const probe, shared_ptr<data::Logic> data) :
- Signal(dev_inst, probe),
- _data(data),
- _trigger_none(NULL),
- _trigger_rising(NULL),
- _trigger_high(NULL),
- _trigger_falling(NULL),
- _trigger_low(NULL),
- _trigger_change(NULL)
-{
- struct sr_trigger *trigger;
- struct sr_trigger_stage *stage;
- struct sr_trigger_match *match;
- const GSList *l, *m;
-
- _colour = SignalColours[probe->index % countof(SignalColours)];
-
- /* Populate this channel's trigger setting with whatever we
- * find in the current session trigger, if anything. */
- _trigger_match = 0;
- if ((trigger = sr_session_trigger_get(SigSession::_sr_session))) {
- for (l = trigger->stages; l && !_trigger_match; l = l->next) {
- stage = (struct sr_trigger_stage *)l->data;
- for (m = stage->matches; m && !_trigger_match; m = m->next) {
- match = (struct sr_trigger_match *)m->data;
- if (match->channel == _probe)
- _trigger_match = match->match;
- }
- }
- }
-}
-
-LogicSignal::~LogicSignal()
-{
-}
-
-shared_ptr<pv::data::SignalData> LogicSignal::data() const
-{
- return _data;
-}
-
-shared_ptr<pv::data::Logic> LogicSignal::logic_data() const
-{
- return _data;
-}
-
-void LogicSignal::paint_back(QPainter &p, int left, int right)
-{
- if (_probe->enabled)
- paint_axis(p, get_y(), left, right);
-}
-
-void LogicSignal::paint_mid(QPainter &p, int left, int right)
-{
- using pv::view::View;
-
- QLineF *line;
-
- vector< pair<int64_t, bool> > edges;
-
- assert(_probe);
- assert(_data);
- assert(right >= left);
-
- assert(_view);
- const int y = _v_offset - _view->v_offset();
-
- const double scale = _view->scale();
- assert(scale > 0);
-
- const double offset = _view->offset();
-
- if (!_probe->enabled)
- return;
-
- const float high_offset = y - View::SignalHeight + 0.5f;
- const float low_offset = y + 0.5f;
-
- const deque< shared_ptr<pv::data::LogicSnapshot> > &snapshots =
- _data->get_snapshots();
- if (snapshots.empty())
- return;
-
- const shared_ptr<pv::data::LogicSnapshot> &snapshot =
- snapshots.front();
-
- double samplerate = _data->samplerate();
-
- // Show sample rate as 1Hz when it is unknown
- if (samplerate == 0.0)
- samplerate = 1.0;
-
- const double pixels_offset = offset / scale;
- const double start_time = _data->get_start_time();
- const int64_t last_sample = snapshot->get_sample_count() - 1;
- const double samples_per_pixel = samplerate * scale;
- const double start = samplerate * (offset - start_time);
- const double end = start + samples_per_pixel * (right - left);
-
- snapshot->get_subsampled_edges(edges,
- min(max((int64_t)floor(start), (int64_t)0), last_sample),
- min(max((int64_t)ceil(end), (int64_t)0), last_sample),
- samples_per_pixel / Oversampling, _probe->index);
- assert(edges.size() >= 2);
-
- // 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) + left;
- *line++ = QLineF(x, high_offset, x, low_offset);
- }
-
- 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, left, high_offset);
- p.setPen(LowColour);
- paint_caps(p, cap_lines, edges, false, samples_per_pixel,
- pixels_offset, left, low_offset);
-
- delete[] cap_lines;
-}
-
-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(QIcon(":/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(QIcon(":/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(QIcon(":/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(QIcon(":/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(QIcon(":/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(QIcon(":/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()));
-}
-
-QAction* LogicSignal::match_action(int match)
-{
- QAction *action;
-
- action = _trigger_none;
- switch (match) {
- 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;
- }
-
- return action;
-}
-
-int LogicSignal::action_match(QAction *action)
-{
- int match;
-
- if (action == _trigger_low)
- match = SR_TRIGGER_ZERO;
- else if (action == _trigger_high)
- match = SR_TRIGGER_ONE;
- else if (action == _trigger_rising)
- match = SR_TRIGGER_RISING;
- else if (action == _trigger_falling)
- match = SR_TRIGGER_FALLING;
- else if (action == _trigger_change)
- match = SR_TRIGGER_EDGE;
- else
- match = 0;
-
- return match;
-}
-
-void LogicSignal::populate_popup_form(QWidget *parent, QFormLayout *form)
-{
- GVariant *gvar;
- gsize num_opts;
- const int32_t *trig_matches;
- unsigned int i;
- bool is_checked;
-
- Signal::populate_popup_form(parent, form);
-
- if (!(gvar = _dev_inst->list_config(NULL, SR_CONF_TRIGGER_MATCH)))
- return;
-
- _trigger_bar = new QToolBar(parent);
- init_trigger_actions(_trigger_bar);
- _trigger_bar->addAction(_trigger_none);
- trig_matches = (const int32_t *)g_variant_get_fixed_array(gvar,
- &num_opts, sizeof(int32_t));
- for (i = 0; i < num_opts; i++) {
- _trigger_bar->addAction(match_action(trig_matches[i]));
- is_checked = _trigger_match == trig_matches[i];
- match_action(trig_matches[i])->setChecked(is_checked);
- }
- form->addRow(tr("Trigger"), _trigger_bar);
- g_variant_unref(gvar);
-
-}
-
-void LogicSignal::on_trigger()
-{
- QAction *action;
-
- match_action(_trigger_match)->setChecked(FALSE);
-
- action = (QAction *)sender();
- action->setChecked(TRUE);
- _trigger_match = action_match(action);
-
-}
-
-} // namespace view
-} // namespace pv
projects / pulseview.git / blobdiff