Add openpilot tools
This commit is contained in:
FrogAi
865
tools/cabana/chart/chart.cc
Normal file
865
tools/cabana/chart/chart.cc
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@@ -0,0 +1,865 @@
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#include "tools/cabana/chart/chart.h"
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#include <algorithm>
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#include <limits>
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#include <QActionGroup>
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#include <QApplication>
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#include <QDrag>
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#include <QGraphicsLayout>
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#include <QGraphicsDropShadowEffect>
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#include <QGraphicsItemGroup>
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#include <QGraphicsOpacityEffect>
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#include <QMimeData>
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#include <QOpenGLWidget>
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#include <QPropertyAnimation>
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#include <QRandomGenerator>
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#include <QRubberBand>
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#include <QScreen>
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#include <QWindow>
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#include "tools/cabana/chart/chartswidget.h"
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// ChartAxisElement's padding is 4 (https://codebrowser.dev/qt5/qtcharts/src/charts/axis/chartaxiselement_p.h.html)
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const int AXIS_X_TOP_MARGIN = 4;
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// Define a small value of epsilon to compare double values
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const float EPSILON = 0.000001;
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static inline bool xLessThan(const QPointF &p, float x) { return p.x() < (x - EPSILON); }
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ChartView::ChartView(const std::pair<double, double> &x_range, ChartsWidget *parent)
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: charts_widget(parent), QChartView(parent) {
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series_type = (SeriesType)settings.chart_series_type;
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chart()->setBackgroundVisible(false);
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axis_x = new QValueAxis(this);
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axis_y = new QValueAxis(this);
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chart()->addAxis(axis_x, Qt::AlignBottom);
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chart()->addAxis(axis_y, Qt::AlignLeft);
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chart()->legend()->layout()->setContentsMargins(0, 0, 0, 0);
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chart()->legend()->setShowToolTips(true);
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chart()->setMargins({0, 0, 0, 0});
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axis_x->setRange(x_range.first, x_range.second);
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tip_label = new TipLabel(this);
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createToolButtons();
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setRubberBand(QChartView::HorizontalRubberBand);
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setMouseTracking(true);
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setTheme(settings.theme == DARK_THEME ? QChart::QChart::ChartThemeDark : QChart::ChartThemeLight);
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signal_value_font.setPointSize(9);
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QObject::connect(axis_y, &QValueAxis::rangeChanged, this, &ChartView::resetChartCache);
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QObject::connect(axis_y, &QAbstractAxis::titleTextChanged, this, &ChartView::resetChartCache);
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QObject::connect(window()->windowHandle(), &QWindow::screenChanged, this, &ChartView::resetChartCache);
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QObject::connect(dbc(), &DBCManager::signalRemoved, this, &ChartView::signalRemoved);
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QObject::connect(dbc(), &DBCManager::signalUpdated, this, &ChartView::signalUpdated);
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QObject::connect(dbc(), &DBCManager::msgRemoved, this, &ChartView::msgRemoved);
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QObject::connect(dbc(), &DBCManager::msgUpdated, this, &ChartView::msgUpdated);
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}
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void ChartView::createToolButtons() {
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move_icon = new QGraphicsPixmapItem(utils::icon("grip-horizontal"), chart());
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move_icon->setToolTip(tr("Drag and drop to move chart"));
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QToolButton *remove_btn = new ToolButton("x", tr("Remove Chart"));
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close_btn_proxy = new QGraphicsProxyWidget(chart());
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close_btn_proxy->setWidget(remove_btn);
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close_btn_proxy->setZValue(chart()->zValue() + 11);
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menu = new QMenu(this);
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// series types
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auto change_series_group = new QActionGroup(menu);
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change_series_group->setExclusive(true);
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QStringList types{tr("Line"), tr("Step Line"), tr("Scatter")};
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for (int i = 0; i < types.size(); ++i) {
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QAction *act = new QAction(types[i], change_series_group);
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act->setData(i);
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act->setCheckable(true);
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act->setChecked(i == (int)series_type);
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menu->addAction(act);
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}
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menu->addSeparator();
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menu->addAction(tr("Manage Signals"), this, &ChartView::manageSignals);
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split_chart_act = menu->addAction(tr("Split Chart"), [this]() { charts_widget->splitChart(this); });
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QToolButton *manage_btn = new ToolButton("list", "");
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manage_btn->setMenu(menu);
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manage_btn->setPopupMode(QToolButton::InstantPopup);
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manage_btn->setStyleSheet("QToolButton::menu-indicator { image: none; }");
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manage_btn_proxy = new QGraphicsProxyWidget(chart());
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manage_btn_proxy->setWidget(manage_btn);
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manage_btn_proxy->setZValue(chart()->zValue() + 11);
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close_act = new QAction(tr("Close"), this);
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QObject::connect(close_act, &QAction::triggered, [this] () { charts_widget->removeChart(this); });
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QObject::connect(remove_btn, &QToolButton::clicked, close_act, &QAction::triggered);
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QObject::connect(change_series_group, &QActionGroup::triggered, [this](QAction *action) {
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setSeriesType((SeriesType)action->data().toInt());
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});
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}
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QSize ChartView::sizeHint() const {
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return {CHART_MIN_WIDTH, settings.chart_height};
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}
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void ChartView::setTheme(QChart::ChartTheme theme) {
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chart()->setTheme(theme);
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if (theme == QChart::ChartThemeDark) {
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axis_x->setTitleBrush(palette().text());
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axis_x->setLabelsBrush(palette().text());
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axis_y->setTitleBrush(palette().text());
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axis_y->setLabelsBrush(palette().text());
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chart()->legend()->setLabelColor(palette().color(QPalette::Text));
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}
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for (auto &s : sigs) {
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s.series->setColor(s.sig->color);
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}
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}
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void ChartView::addSignal(const MessageId &msg_id, const cabana::Signal *sig) {
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if (hasSignal(msg_id, sig)) return;
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QXYSeries *series = createSeries(series_type, sig->color);
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sigs.push_back({.msg_id = msg_id, .sig = sig, .series = series});
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updateSeries(sig);
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updateSeriesPoints();
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updateTitle();
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emit charts_widget->seriesChanged();
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}
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bool ChartView::hasSignal(const MessageId &msg_id, const cabana::Signal *sig) const {
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return std::any_of(sigs.cbegin(), sigs.cend(), [&](auto &s) { return s.msg_id == msg_id && s.sig == sig; });
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}
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void ChartView::removeIf(std::function<bool(const SigItem &s)> predicate) {
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int prev_size = sigs.size();
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for (auto it = sigs.begin(); it != sigs.end(); /**/) {
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if (predicate(*it)) {
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chart()->removeSeries(it->series);
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it->series->deleteLater();
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it = sigs.erase(it);
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} else {
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++it;
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}
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}
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if (sigs.empty()) {
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charts_widget->removeChart(this);
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} else if (sigs.size() != prev_size) {
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emit charts_widget->seriesChanged();
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updateAxisY();
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resetChartCache();
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}
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}
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void ChartView::signalUpdated(const cabana::Signal *sig) {
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if (std::any_of(sigs.cbegin(), sigs.cend(), [=](auto &s) { return s.sig == sig; })) {
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for (const auto &s : sigs) {
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if (s.sig == sig && s.series->color() != sig->color) {
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setSeriesColor(s.series, sig->color);
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}
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}
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updateTitle();
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updateSeries(sig);
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}
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}
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void ChartView::msgUpdated(MessageId id) {
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if (std::any_of(sigs.cbegin(), sigs.cend(), [=](auto &s) { return s.msg_id.address == id.address; })) {
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updateTitle();
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}
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}
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void ChartView::manageSignals() {
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SignalSelector dlg(tr("Manage Chart"), this);
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for (auto &s : sigs) {
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dlg.addSelected(s.msg_id, s.sig);
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}
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if (dlg.exec() == QDialog::Accepted) {
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auto items = dlg.seletedItems();
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for (auto s : items) {
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addSignal(s->msg_id, s->sig);
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}
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removeIf([&](auto &s) {
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return std::none_of(items.cbegin(), items.cend(), [&](auto &it) { return s.msg_id == it->msg_id && s.sig == it->sig; });
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});
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}
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}
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void ChartView::resizeEvent(QResizeEvent *event) {
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qreal left, top, right, bottom;
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chart()->layout()->getContentsMargins(&left, &top, &right, &bottom);
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move_icon->setPos(left, top);
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close_btn_proxy->setPos(rect().right() - right - close_btn_proxy->size().width(), top);
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int x = close_btn_proxy->pos().x() - manage_btn_proxy->size().width() - style()->pixelMetric(QStyle::PM_LayoutHorizontalSpacing);
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manage_btn_proxy->setPos(x, top);
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if (align_to > 0) {
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updatePlotArea(align_to, true);
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}
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QChartView::resizeEvent(event);
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}
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void ChartView::updatePlotArea(int left_pos, bool force) {
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if (align_to != left_pos || force) {
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align_to = left_pos;
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qreal left, top, right, bottom;
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chart()->layout()->getContentsMargins(&left, &top, &right, &bottom);
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QSizeF legend_size = chart()->legend()->layout()->minimumSize();
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legend_size.setWidth(manage_btn_proxy->sceneBoundingRect().left() - move_icon->sceneBoundingRect().right());
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chart()->legend()->setGeometry({move_icon->sceneBoundingRect().topRight(), legend_size});
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// add top space for signal value
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int adjust_top = chart()->legend()->geometry().height() + QFontMetrics(signal_value_font).height() + 3;
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adjust_top = std::max<int>(adjust_top, manage_btn_proxy->sceneBoundingRect().height() + style()->pixelMetric(QStyle::PM_LayoutTopMargin));
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// add right space for x-axis label
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QSizeF x_label_size = QFontMetrics(axis_x->labelsFont()).size(Qt::TextSingleLine, QString::number(axis_x->max(), 'f', 2));
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x_label_size += QSizeF{5, 5};
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chart()->setPlotArea(rect().adjusted(align_to + left, adjust_top + top, -x_label_size.width() / 2 - right, -x_label_size.height() - bottom));
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chart()->layout()->invalidate();
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resetChartCache();
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}
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}
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void ChartView::updateTitle() {
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for (QLegendMarker *marker : chart()->legend()->markers()) {
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QObject::connect(marker, &QLegendMarker::clicked, this, &ChartView::handleMarkerClicked, Qt::UniqueConnection);
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}
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// Use CSS to draw titles in the WindowText color
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auto tmp = palette().color(QPalette::WindowText);
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auto titleColorCss = tmp.name(QColor::HexArgb);
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// Draw message details in similar color, but slightly fade it to the background
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tmp.setAlpha(180);
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auto msgColorCss = tmp.name(QColor::HexArgb);
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for (auto &s : sigs) {
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auto decoration = s.series->isVisible() ? "none" : "line-through";
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s.series->setName(QString("<span style=\"text-decoration:%1; color:%2\"><b>%3</b> <font color=\"%4\">%5 %6</font></span>")
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.arg(decoration, titleColorCss, s.sig->name,
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msgColorCss, msgName(s.msg_id), s.msg_id.toString()));
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}
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split_chart_act->setEnabled(sigs.size() > 1);
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resetChartCache();
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}
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void ChartView::updatePlot(double cur, double min, double max) {
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cur_sec = cur;
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if (min != axis_x->min() || max != axis_x->max()) {
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axis_x->setRange(min, max);
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updateAxisY();
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updateSeriesPoints();
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// update tooltip
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if (tooltip_x >= 0) {
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showTip(chart()->mapToValue({tooltip_x, 0}).x());
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}
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resetChartCache();
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}
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viewport()->update();
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}
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void ChartView::updateSeriesPoints() {
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// Show points when zoomed in enough
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for (auto &s : sigs) {
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auto begin = std::lower_bound(s.vals.cbegin(), s.vals.cend(), axis_x->min(), xLessThan);
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auto end = std::lower_bound(begin, s.vals.cend(), axis_x->max(), xLessThan);
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if (begin != end) {
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int num_points = std::max<int>((end - begin), 1);
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QPointF right_pt = end == s.vals.cend() ? s.vals.back() : *end;
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double pixels_per_point = (chart()->mapToPosition(right_pt).x() - chart()->mapToPosition(*begin).x()) / num_points;
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if (series_type == SeriesType::Scatter) {
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qreal size = std::clamp(pixels_per_point / 2.0, 2.0, 8.0);
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if (s.series->useOpenGL()) {
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size *= devicePixelRatioF();
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}
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((QScatterSeries *)s.series)->setMarkerSize(size);
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} else {
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s.series->setPointsVisible(pixels_per_point > 20);
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}
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}
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}
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}
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void ChartView::appendCanEvents(const cabana::Signal *sig, const std::vector<const CanEvent *> &events,
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std::vector<QPointF> &vals, std::vector<QPointF> &step_vals) {
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vals.reserve(vals.size() + events.capacity());
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step_vals.reserve(step_vals.size() + events.capacity() * 2);
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double value = 0;
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const uint64_t begin_mono_time = can->routeStartTime() * 1e9;
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for (const CanEvent *e : events) {
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if (sig->getValue(e->dat, e->size, &value)) {
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const double ts = (e->mono_time - std::min(e->mono_time, begin_mono_time)) / 1e9;
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vals.emplace_back(ts, value);
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if (!step_vals.empty())
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step_vals.emplace_back(ts, step_vals.back().y());
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step_vals.emplace_back(ts, value);
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}
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}
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}
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void ChartView::updateSeries(const cabana::Signal *sig, const MessageEventsMap *msg_new_events) {
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for (auto &s : sigs) {
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if (!sig || s.sig == sig) {
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if (!msg_new_events) {
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s.vals.clear();
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s.step_vals.clear();
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}
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auto events = msg_new_events ? msg_new_events : &can->eventsMap();
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auto it = events->find(s.msg_id);
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if (it == events->end() || it->second.empty()) continue;
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if (s.vals.empty() || (it->second.back()->mono_time / 1e9 - can->routeStartTime()) > s.vals.back().x()) {
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appendCanEvents(s.sig, it->second, s.vals, s.step_vals);
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} else {
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std::vector<QPointF> vals, step_vals;
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appendCanEvents(s.sig, it->second, vals, step_vals);
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s.vals.insert(std::lower_bound(s.vals.begin(), s.vals.end(), vals.front().x(), xLessThan),
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vals.begin(), vals.end());
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s.step_vals.insert(std::lower_bound(s.step_vals.begin(), s.step_vals.end(), step_vals.front().x(), xLessThan),
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step_vals.begin(), step_vals.end());
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}
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if (!can->liveStreaming()) {
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s.segment_tree.build(s.vals);
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}
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s.series->replace(QVector<QPointF>::fromStdVector(series_type == SeriesType::StepLine ? s.step_vals : s.vals));
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}
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}
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updateAxisY();
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// invoke resetChartCache in ui thread
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QMetaObject::invokeMethod(this, &ChartView::resetChartCache, Qt::QueuedConnection);
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}
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// auto zoom on yaxis
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void ChartView::updateAxisY() {
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if (sigs.empty()) return;
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double min = std::numeric_limits<double>::max();
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double max = std::numeric_limits<double>::lowest();
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QString unit = sigs[0].sig->unit;
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for (auto &s : sigs) {
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if (!s.series->isVisible()) continue;
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// Only show unit when all signals have the same unit
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if (unit != s.sig->unit) {
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unit.clear();
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}
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auto first = std::lower_bound(s.vals.cbegin(), s.vals.cend(), axis_x->min(), xLessThan);
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auto last = std::lower_bound(first, s.vals.cend(), axis_x->max(), xLessThan);
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s.min = std::numeric_limits<double>::max();
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s.max = std::numeric_limits<double>::lowest();
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if (can->liveStreaming()) {
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for (auto it = first; it != last; ++it) {
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if (it->y() < s.min) s.min = it->y();
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if (it->y() > s.max) s.max = it->y();
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}
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} else {
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std::tie(s.min, s.max) = s.segment_tree.minmax(std::distance(s.vals.cbegin(), first), std::distance(s.vals.cbegin(), last));
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}
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min = std::min(min, s.min);
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max = std::max(max, s.max);
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}
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if (min == std::numeric_limits<double>::max()) min = 0;
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if (max == std::numeric_limits<double>::lowest()) max = 0;
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if (axis_y->titleText() != unit) {
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axis_y->setTitleText(unit);
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y_label_width = 0; // recalc width
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}
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double delta = std::abs(max - min) < 1e-3 ? 1 : (max - min) * 0.05;
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auto [min_y, max_y, tick_count] = getNiceAxisNumbers(min - delta, max + delta, 3);
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if (min_y != axis_y->min() || max_y != axis_y->max() || y_label_width == 0) {
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axis_y->setRange(min_y, max_y);
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axis_y->setTickCount(tick_count);
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int n = std::max(int(-std::floor(std::log10((max_y - min_y) / (tick_count - 1)))), 0);
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int max_label_width = 0;
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QFontMetrics fm(axis_y->labelsFont());
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for (int i = 0; i < tick_count; i++) {
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qreal value = min_y + (i * (max_y - min_y) / (tick_count - 1));
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max_label_width = std::max(max_label_width, fm.width(QString::number(value, 'f', n)));
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}
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int title_spacing = unit.isEmpty() ? 0 : QFontMetrics(axis_y->titleFont()).size(Qt::TextSingleLine, unit).height();
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y_label_width = title_spacing + max_label_width + 15;
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axis_y->setLabelFormat(QString("%.%1f").arg(n));
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emit axisYLabelWidthChanged(y_label_width);
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}
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}
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std::tuple<double, double, int> ChartView::getNiceAxisNumbers(qreal min, qreal max, int tick_count) {
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qreal range = niceNumber((max - min), true); // range with ceiling
|
||||
qreal step = niceNumber(range / (tick_count - 1), false);
|
||||
min = std::floor(min / step);
|
||||
max = std::ceil(max / step);
|
||||
tick_count = int(max - min) + 1;
|
||||
return {min * step, max * step, tick_count};
|
||||
}
|
||||
|
||||
// nice numbers can be expressed as form of 1*10^n, 2* 10^n or 5*10^n
|
||||
qreal ChartView::niceNumber(qreal x, bool ceiling) {
|
||||
qreal z = std::pow(10, std::floor(std::log10(x))); //find corresponding number of the form of 10^n than is smaller than x
|
||||
qreal q = x / z; //q<10 && q>=1;
|
||||
if (ceiling) {
|
||||
if (q <= 1.0) q = 1;
|
||||
else if (q <= 2.0) q = 2;
|
||||
else if (q <= 5.0) q = 5;
|
||||
else q = 10;
|
||||
} else {
|
||||
if (q < 1.5) q = 1;
|
||||
else if (q < 3.0) q = 2;
|
||||
else if (q < 7.0) q = 5;
|
||||
else q = 10;
|
||||
}
|
||||
return q * z;
|
||||
}
|
||||
|
||||
void ChartView::leaveEvent(QEvent *event) {
|
||||
if (tip_label->isVisible()) {
|
||||
charts_widget->showValueTip(-1);
|
||||
}
|
||||
QChartView::leaveEvent(event);
|
||||
}
|
||||
|
||||
QPixmap getBlankShadowPixmap(const QPixmap &px, int radius) {
|
||||
QGraphicsDropShadowEffect *e = new QGraphicsDropShadowEffect;
|
||||
e->setColor(QColor(40, 40, 40, 245));
|
||||
e->setOffset(0, 0);
|
||||
e->setBlurRadius(radius);
|
||||
|
||||
qreal dpr = px.devicePixelRatio();
|
||||
QPixmap blank(px.size());
|
||||
blank.setDevicePixelRatio(dpr);
|
||||
blank.fill(Qt::white);
|
||||
|
||||
QGraphicsScene scene;
|
||||
QGraphicsPixmapItem item(blank);
|
||||
item.setGraphicsEffect(e);
|
||||
scene.addItem(&item);
|
||||
|
||||
QPixmap shadow(px.size() + QSize(radius * dpr * 2, radius * dpr * 2));
|
||||
shadow.setDevicePixelRatio(dpr);
|
||||
shadow.fill(Qt::transparent);
|
||||
QPainter p(&shadow);
|
||||
scene.render(&p, {QPoint(), shadow.size() / dpr}, item.boundingRect().adjusted(-radius, -radius, radius, radius));
|
||||
return shadow;
|
||||
}
|
||||
|
||||
static QPixmap getDropPixmap(const QPixmap &src) {
|
||||
static QPixmap shadow_px;
|
||||
const int radius = 10;
|
||||
if (shadow_px.size() != src.size() + QSize(radius * 2, radius * 2)) {
|
||||
shadow_px = getBlankShadowPixmap(src, radius);
|
||||
}
|
||||
QPixmap px = shadow_px;
|
||||
QPainter p(&px);
|
||||
QRectF target_rect(QPointF(radius, radius), src.size() / src.devicePixelRatio());
|
||||
p.drawPixmap(target_rect.topLeft(), src);
|
||||
p.setCompositionMode(QPainter::CompositionMode_DestinationIn);
|
||||
p.fillRect(target_rect, QColor(0, 0, 0, 200));
|
||||
return px;
|
||||
}
|
||||
|
||||
void ChartView::contextMenuEvent(QContextMenuEvent *event) {
|
||||
QMenu context_menu(this);
|
||||
context_menu.addActions(menu->actions());
|
||||
context_menu.addSeparator();
|
||||
context_menu.addAction(charts_widget->undo_zoom_action);
|
||||
context_menu.addAction(charts_widget->redo_zoom_action);
|
||||
context_menu.addSeparator();
|
||||
context_menu.addAction(close_act);
|
||||
context_menu.exec(event->globalPos());
|
||||
}
|
||||
|
||||
void ChartView::mousePressEvent(QMouseEvent *event) {
|
||||
if (event->button() == Qt::LeftButton && move_icon->sceneBoundingRect().contains(event->pos())) {
|
||||
QMimeData *mimeData = new QMimeData;
|
||||
mimeData->setData(CHART_MIME_TYPE, QByteArray::number((qulonglong)this));
|
||||
QPixmap px = grab().scaledToWidth(CHART_MIN_WIDTH * viewport()->devicePixelRatio(), Qt::SmoothTransformation);
|
||||
charts_widget->stopAutoScroll();
|
||||
QDrag *drag = new QDrag(this);
|
||||
drag->setMimeData(mimeData);
|
||||
drag->setPixmap(getDropPixmap(px));
|
||||
drag->setHotSpot(-QPoint(5, 5));
|
||||
drag->exec(Qt::CopyAction | Qt::MoveAction, Qt::MoveAction);
|
||||
} else if (event->button() == Qt::LeftButton && QApplication::keyboardModifiers().testFlag(Qt::ShiftModifier)) {
|
||||
// Save current playback state when scrubbing
|
||||
resume_after_scrub = !can->isPaused();
|
||||
if (resume_after_scrub) {
|
||||
can->pause(true);
|
||||
}
|
||||
is_scrubbing = true;
|
||||
} else {
|
||||
QChartView::mousePressEvent(event);
|
||||
}
|
||||
}
|
||||
|
||||
void ChartView::mouseReleaseEvent(QMouseEvent *event) {
|
||||
auto rubber = findChild<QRubberBand *>();
|
||||
if (event->button() == Qt::LeftButton && rubber && rubber->isVisible()) {
|
||||
rubber->hide();
|
||||
auto rect = rubber->geometry().normalized();
|
||||
// Prevent zooming/seeking past the end of the route
|
||||
double min = std::clamp(chart()->mapToValue(rect.topLeft()).x(), 0., can->totalSeconds());
|
||||
double max = std::clamp(chart()->mapToValue(rect.bottomRight()).x(), 0., can->totalSeconds());
|
||||
if (rubber->width() <= 0) {
|
||||
// no rubber dragged, seek to mouse position
|
||||
can->seekTo(min);
|
||||
} else if (rubber->width() > 10 && (max - min) > 0.01) { // Minimum range is 10 milliseconds.
|
||||
charts_widget->zoom_undo_stack->push(new ZoomCommand(charts_widget, {min, max}));
|
||||
} else {
|
||||
viewport()->update();
|
||||
}
|
||||
event->accept();
|
||||
} else if (event->button() == Qt::RightButton) {
|
||||
charts_widget->zoom_undo_stack->undo();
|
||||
event->accept();
|
||||
} else {
|
||||
QGraphicsView::mouseReleaseEvent(event);
|
||||
}
|
||||
|
||||
// Resume playback if we were scrubbing
|
||||
is_scrubbing = false;
|
||||
if (resume_after_scrub) {
|
||||
can->pause(false);
|
||||
resume_after_scrub = false;
|
||||
}
|
||||
}
|
||||
|
||||
void ChartView::mouseMoveEvent(QMouseEvent *ev) {
|
||||
const auto plot_area = chart()->plotArea();
|
||||
// Scrubbing
|
||||
if (is_scrubbing && QApplication::keyboardModifiers().testFlag(Qt::ShiftModifier)) {
|
||||
if (plot_area.contains(ev->pos())) {
|
||||
can->seekTo(std::clamp(chart()->mapToValue(ev->pos()).x(), 0., can->totalSeconds()));
|
||||
}
|
||||
}
|
||||
|
||||
auto rubber = findChild<QRubberBand *>();
|
||||
bool is_zooming = rubber && rubber->isVisible();
|
||||
clearTrackPoints();
|
||||
|
||||
if (!is_zooming && plot_area.contains(ev->pos())) {
|
||||
const double sec = chart()->mapToValue(ev->pos()).x();
|
||||
charts_widget->showValueTip(sec);
|
||||
} else if (tip_label->isVisible()) {
|
||||
charts_widget->showValueTip(-1);
|
||||
}
|
||||
|
||||
QChartView::mouseMoveEvent(ev);
|
||||
if (is_zooming) {
|
||||
QRect rubber_rect = rubber->geometry();
|
||||
rubber_rect.setLeft(std::max(rubber_rect.left(), (int)plot_area.left()));
|
||||
rubber_rect.setRight(std::min(rubber_rect.right(), (int)plot_area.right()));
|
||||
if (rubber_rect != rubber->geometry()) {
|
||||
rubber->setGeometry(rubber_rect);
|
||||
}
|
||||
viewport()->update();
|
||||
}
|
||||
}
|
||||
|
||||
void ChartView::showTip(double sec) {
|
||||
QRect tip_area(0, chart()->plotArea().top(), rect().width(), chart()->plotArea().height());
|
||||
QRect visible_rect = charts_widget->chartVisibleRect(this).intersected(tip_area);
|
||||
if (visible_rect.isEmpty()) {
|
||||
tip_label->hide();
|
||||
return;
|
||||
}
|
||||
|
||||
tooltip_x = chart()->mapToPosition({sec, 0}).x();
|
||||
qreal x = -1;
|
||||
QStringList text_list;
|
||||
for (auto &s : sigs) {
|
||||
if (s.series->isVisible()) {
|
||||
QString value = "--";
|
||||
// use reverse iterator to find last item <= sec.
|
||||
auto it = std::lower_bound(s.vals.crbegin(), s.vals.crend(), sec, [](auto &p, double x) { return p.x() > x; });
|
||||
if (it != s.vals.crend() && it->x() >= axis_x->min()) {
|
||||
value = QString::number(it->y());
|
||||
s.track_pt = *it;
|
||||
x = std::max(x, chart()->mapToPosition(*it).x());
|
||||
}
|
||||
QString name = sigs.size() > 1 ? s.sig->name + ": " : "";
|
||||
QString min = s.min == std::numeric_limits<double>::max() ? "--" : QString::number(s.min);
|
||||
QString max = s.max == std::numeric_limits<double>::lowest() ? "--" : QString::number(s.max);
|
||||
text_list << QString("<span style=\"color:%1;\">■ </span>%2<b>%3</b> (%4, %5)")
|
||||
.arg(s.series->color().name(), name, value, min, max);
|
||||
}
|
||||
}
|
||||
if (x < 0) {
|
||||
x = tooltip_x;
|
||||
}
|
||||
QPoint pt(x, chart()->plotArea().top());
|
||||
text_list.push_front(QString::number(chart()->mapToValue({x, 0}).x(), 'f', 3));
|
||||
QString text = "<p style='white-space:pre'>" % text_list.join("<br />") % "</p>";
|
||||
tip_label->showText(pt, text, this, visible_rect);
|
||||
viewport()->update();
|
||||
}
|
||||
|
||||
void ChartView::hideTip() {
|
||||
clearTrackPoints();
|
||||
tooltip_x = -1;
|
||||
tip_label->hide();
|
||||
viewport()->update();
|
||||
}
|
||||
|
||||
void ChartView::dragEnterEvent(QDragEnterEvent *event) {
|
||||
if (event->mimeData()->hasFormat(CHART_MIME_TYPE)) {
|
||||
drawDropIndicator(event->source() != this);
|
||||
event->acceptProposedAction();
|
||||
}
|
||||
}
|
||||
|
||||
void ChartView::dragMoveEvent(QDragMoveEvent *event) {
|
||||
if (event->mimeData()->hasFormat(CHART_MIME_TYPE)) {
|
||||
event->setDropAction(event->source() == this ? Qt::MoveAction : Qt::CopyAction);
|
||||
event->accept();
|
||||
}
|
||||
charts_widget->startAutoScroll();
|
||||
}
|
||||
|
||||
void ChartView::dropEvent(QDropEvent *event) {
|
||||
if (event->mimeData()->hasFormat(CHART_MIME_TYPE)) {
|
||||
if (event->source() != this) {
|
||||
ChartView *source_chart = (ChartView *)event->source();
|
||||
for (auto &s : source_chart->sigs) {
|
||||
source_chart->chart()->removeSeries(s.series);
|
||||
addSeries(s.series);
|
||||
}
|
||||
sigs.insert(sigs.end(), std::move_iterator(source_chart->sigs.begin()), std::move_iterator(source_chart->sigs.end()));
|
||||
updateAxisY();
|
||||
updateTitle();
|
||||
startAnimation();
|
||||
|
||||
source_chart->sigs.clear();
|
||||
charts_widget->removeChart(source_chart);
|
||||
event->acceptProposedAction();
|
||||
}
|
||||
can_drop = false;
|
||||
}
|
||||
}
|
||||
|
||||
void ChartView::resetChartCache() {
|
||||
chart_pixmap = QPixmap();
|
||||
viewport()->update();
|
||||
}
|
||||
|
||||
void ChartView::startAnimation() {
|
||||
QGraphicsOpacityEffect *eff = new QGraphicsOpacityEffect(this);
|
||||
viewport()->setGraphicsEffect(eff);
|
||||
QPropertyAnimation *a = new QPropertyAnimation(eff, "opacity");
|
||||
a->setDuration(250);
|
||||
a->setStartValue(0.3);
|
||||
a->setEndValue(1);
|
||||
a->setEasingCurve(QEasingCurve::InBack);
|
||||
a->start(QPropertyAnimation::DeleteWhenStopped);
|
||||
}
|
||||
|
||||
void ChartView::paintEvent(QPaintEvent *event) {
|
||||
if (!can->liveStreaming()) {
|
||||
if (chart_pixmap.isNull()) {
|
||||
const qreal dpr = viewport()->devicePixelRatioF();
|
||||
chart_pixmap = QPixmap(viewport()->size() * dpr);
|
||||
chart_pixmap.setDevicePixelRatio(dpr);
|
||||
QPainter p(&chart_pixmap);
|
||||
p.setRenderHints(QPainter::Antialiasing);
|
||||
drawBackground(&p, viewport()->rect());
|
||||
scene()->setSceneRect(viewport()->rect());
|
||||
scene()->render(&p, viewport()->rect());
|
||||
}
|
||||
|
||||
QPainter painter(viewport());
|
||||
painter.setRenderHints(QPainter::Antialiasing);
|
||||
painter.drawPixmap(QPoint(), chart_pixmap);
|
||||
if (can_drop) {
|
||||
painter.setPen(QPen(palette().color(QPalette::Highlight), 4));
|
||||
painter.drawRect(viewport()->rect());
|
||||
}
|
||||
QRectF exposed_rect = mapToScene(event->region().boundingRect()).boundingRect();
|
||||
drawForeground(&painter, exposed_rect);
|
||||
} else {
|
||||
QChartView::paintEvent(event);
|
||||
}
|
||||
}
|
||||
|
||||
void ChartView::drawBackground(QPainter *painter, const QRectF &rect) {
|
||||
painter->fillRect(rect, palette().color(QPalette::Base));
|
||||
}
|
||||
|
||||
void ChartView::drawForeground(QPainter *painter, const QRectF &rect) {
|
||||
drawTimeline(painter);
|
||||
drawSignalValue(painter);
|
||||
// draw track points
|
||||
painter->setPen(Qt::NoPen);
|
||||
qreal track_line_x = -1;
|
||||
for (auto &s : sigs) {
|
||||
if (!s.track_pt.isNull() && s.series->isVisible()) {
|
||||
painter->setBrush(s.series->color().darker(125));
|
||||
QPointF pos = chart()->mapToPosition(s.track_pt);
|
||||
painter->drawEllipse(pos, 5.5, 5.5);
|
||||
track_line_x = std::max(track_line_x, pos.x());
|
||||
}
|
||||
}
|
||||
if (track_line_x > 0) {
|
||||
auto plot_area = chart()->plotArea();
|
||||
painter->setPen(QPen(Qt::darkGray, 1, Qt::DashLine));
|
||||
painter->drawLine(QPointF{track_line_x, plot_area.top()}, QPointF{track_line_x, plot_area.bottom()});
|
||||
}
|
||||
|
||||
// paint points. OpenGL mode lacks certain features (such as showing points)
|
||||
painter->setPen(Qt::NoPen);
|
||||
for (auto &s : sigs) {
|
||||
if (s.series->useOpenGL() && s.series->isVisible() && s.series->pointsVisible()) {
|
||||
auto first = std::lower_bound(s.vals.cbegin(), s.vals.cend(), axis_x->min(), xLessThan);
|
||||
auto last = std::lower_bound(first, s.vals.cend(), axis_x->max(), xLessThan);
|
||||
painter->setBrush(s.series->color());
|
||||
for (auto it = first; it != last; ++it) {
|
||||
painter->drawEllipse(chart()->mapToPosition(*it), 4, 4);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
drawRubberBandTimeRange(painter);
|
||||
}
|
||||
|
||||
void ChartView::drawRubberBandTimeRange(QPainter *painter) {
|
||||
auto rubber = findChild<QRubberBand *>();
|
||||
if (rubber && rubber->isVisible() && rubber->width() > 1) {
|
||||
painter->setPen(Qt::white);
|
||||
auto rubber_rect = rubber->geometry().normalized();
|
||||
for (const auto &pt : {rubber_rect.bottomLeft(), rubber_rect.bottomRight()}) {
|
||||
QString sec = QString::number(chart()->mapToValue(pt).x(), 'f', 2);
|
||||
auto r = painter->fontMetrics().boundingRect(sec).adjusted(-6, -AXIS_X_TOP_MARGIN, 6, AXIS_X_TOP_MARGIN);
|
||||
pt == rubber_rect.bottomLeft() ? r.moveTopRight(pt + QPoint{0, 2}) : r.moveTopLeft(pt + QPoint{0, 2});
|
||||
painter->fillRect(r, Qt::gray);
|
||||
painter->drawText(r, Qt::AlignCenter, sec);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void ChartView::drawTimeline(QPainter *painter) {
|
||||
const auto plot_area = chart()->plotArea();
|
||||
// draw vertical time line
|
||||
qreal x = std::clamp(chart()->mapToPosition(QPointF{cur_sec, 0}).x(), plot_area.left(), plot_area.right());
|
||||
painter->setPen(QPen(chart()->titleBrush().color(), 2));
|
||||
painter->drawLine(QPointF{x, plot_area.top()}, QPointF{x, plot_area.bottom() + 1});
|
||||
|
||||
// draw current time under the axis-x
|
||||
QString time_str = QString::number(cur_sec, 'f', 2);
|
||||
QSize time_str_size = QFontMetrics(axis_x->labelsFont()).size(Qt::TextSingleLine, time_str) + QSize(8, 2);
|
||||
QRectF time_str_rect(QPointF(x - time_str_size.width() / 2.0, plot_area.bottom() + AXIS_X_TOP_MARGIN), time_str_size);
|
||||
QPainterPath path;
|
||||
path.addRoundedRect(time_str_rect, 3, 3);
|
||||
painter->fillPath(path, settings.theme == DARK_THEME ? Qt::darkGray : Qt::gray);
|
||||
painter->setPen(palette().color(QPalette::BrightText));
|
||||
painter->setFont(axis_x->labelsFont());
|
||||
painter->drawText(time_str_rect, Qt::AlignCenter, time_str);
|
||||
}
|
||||
|
||||
void ChartView::drawSignalValue(QPainter *painter) {
|
||||
auto item_group = qgraphicsitem_cast<QGraphicsItemGroup *>(chart()->legend()->childItems()[0]);
|
||||
assert(item_group != nullptr);
|
||||
auto legend_markers = item_group->childItems();
|
||||
assert(legend_markers.size() == sigs.size());
|
||||
|
||||
painter->setFont(signal_value_font);
|
||||
painter->setPen(chart()->legend()->labelColor());
|
||||
int i = 0;
|
||||
for (auto &s : sigs) {
|
||||
auto it = std::lower_bound(s.vals.crbegin(), s.vals.crend(), cur_sec,
|
||||
[](auto &p, double x) { return p.x() > x + EPSILON; });
|
||||
QString value = (it != s.vals.crend() && it->x() >= axis_x->min()) ? s.sig->formatValue(it->y()) : "--";
|
||||
QRectF marker_rect = legend_markers[i++]->sceneBoundingRect();
|
||||
QRectF value_rect(marker_rect.bottomLeft() - QPoint(0, 1), marker_rect.size());
|
||||
QString elided_val = painter->fontMetrics().elidedText(value, Qt::ElideRight, value_rect.width());
|
||||
painter->drawText(value_rect, Qt::AlignHCenter | Qt::AlignTop, elided_val);
|
||||
}
|
||||
}
|
||||
|
||||
QXYSeries *ChartView::createSeries(SeriesType type, QColor color) {
|
||||
QXYSeries *series = nullptr;
|
||||
if (type == SeriesType::Line) {
|
||||
series = new QLineSeries(this);
|
||||
chart()->legend()->setMarkerShape(QLegend::MarkerShapeRectangle);
|
||||
} else if (type == SeriesType::StepLine) {
|
||||
series = new QLineSeries(this);
|
||||
chart()->legend()->setMarkerShape(QLegend::MarkerShapeFromSeries);
|
||||
} else {
|
||||
series = new QScatterSeries(this);
|
||||
static_cast<QScatterSeries*>(series)->setBorderColor(color);
|
||||
chart()->legend()->setMarkerShape(QLegend::MarkerShapeCircle);
|
||||
}
|
||||
series->setColor(color);
|
||||
// TODO: Due to a bug in CameraWidget the camera frames
|
||||
// are drawn instead of the graphs on MacOS. Re-enable OpenGL when fixed
|
||||
#ifndef __APPLE__
|
||||
series->setUseOpenGL(true);
|
||||
// Qt doesn't properly apply device pixel ratio in OpenGL mode
|
||||
QPen pen = series->pen();
|
||||
pen.setWidthF(2.0 * devicePixelRatioF());
|
||||
series->setPen(pen);
|
||||
#endif
|
||||
addSeries(series);
|
||||
return series;
|
||||
}
|
||||
|
||||
void ChartView::addSeries(QXYSeries *series) {
|
||||
setSeriesColor(series, series->color());
|
||||
chart()->addSeries(series);
|
||||
series->attachAxis(axis_x);
|
||||
series->attachAxis(axis_y);
|
||||
|
||||
// disables the delivery of mouse events to the opengl widget.
|
||||
// this enables the user to select the zoom area when the mouse press on the data point.
|
||||
auto glwidget = findChild<QOpenGLWidget *>();
|
||||
if (glwidget && !glwidget->testAttribute(Qt::WA_TransparentForMouseEvents)) {
|
||||
glwidget->setAttribute(Qt::WA_TransparentForMouseEvents);
|
||||
}
|
||||
}
|
||||
|
||||
void ChartView::setSeriesColor(QXYSeries *series, QColor color) {
|
||||
auto existing_series = chart()->series();
|
||||
for (auto s : existing_series) {
|
||||
if (s != series && std::abs(color.hueF() - qobject_cast<QXYSeries *>(s)->color().hueF()) < 0.1) {
|
||||
// use different color to distinguish it from others.
|
||||
auto last_color = qobject_cast<QXYSeries *>(existing_series.back())->color();
|
||||
color.setHsvF(std::fmod(last_color.hueF() + 60 / 360.0, 1.0),
|
||||
QRandomGenerator::global()->bounded(35, 100) / 100.0,
|
||||
QRandomGenerator::global()->bounded(85, 100) / 100.0);
|
||||
break;
|
||||
}
|
||||
}
|
||||
series->setColor(color);
|
||||
}
|
||||
|
||||
void ChartView::setSeriesType(SeriesType type) {
|
||||
if (type != series_type) {
|
||||
series_type = type;
|
||||
for (auto &s : sigs) {
|
||||
chart()->removeSeries(s.series);
|
||||
s.series->deleteLater();
|
||||
}
|
||||
for (auto &s : sigs) {
|
||||
s.series = createSeries(series_type, s.sig->color);
|
||||
s.series->replace(QVector<QPointF>::fromStdVector(series_type == SeriesType::StepLine ? s.step_vals : s.vals));
|
||||
}
|
||||
updateSeriesPoints();
|
||||
updateTitle();
|
||||
}
|
||||
}
|
||||
|
||||
void ChartView::handleMarkerClicked() {
|
||||
auto marker = qobject_cast<QLegendMarker *>(sender());
|
||||
Q_ASSERT(marker);
|
||||
if (sigs.size() > 1) {
|
||||
auto series = marker->series();
|
||||
series->setVisible(!series->isVisible());
|
||||
marker->setVisible(true);
|
||||
updateAxisY();
|
||||
updateTitle();
|
||||
}
|
||||
}
|
||||
123
tools/cabana/chart/chart.h
Normal file
123
tools/cabana/chart/chart.h
Normal file
@@ -0,0 +1,123 @@
|
||||
#pragma once
|
||||
|
||||
#include <tuple>
|
||||
#include <utility>
|
||||
#include <vector>
|
||||
|
||||
#include <QMenu>
|
||||
#include <QGraphicsPixmapItem>
|
||||
#include <QGraphicsProxyWidget>
|
||||
#include <QtCharts/QChartView>
|
||||
#include <QtCharts/QLegendMarker>
|
||||
#include <QtCharts/QLineSeries>
|
||||
#include <QtCharts/QScatterSeries>
|
||||
#include <QtCharts/QValueAxis>
|
||||
using namespace QtCharts;
|
||||
|
||||
#include "tools/cabana/chart/tiplabel.h"
|
||||
#include "tools/cabana/dbc/dbcmanager.h"
|
||||
#include "tools/cabana/streams/abstractstream.h"
|
||||
|
||||
enum class SeriesType {
|
||||
Line = 0,
|
||||
StepLine,
|
||||
Scatter
|
||||
};
|
||||
|
||||
class ChartsWidget;
|
||||
class ChartView : public QChartView {
|
||||
Q_OBJECT
|
||||
|
||||
public:
|
||||
ChartView(const std::pair<double, double> &x_range, ChartsWidget *parent = nullptr);
|
||||
void addSignal(const MessageId &msg_id, const cabana::Signal *sig);
|
||||
bool hasSignal(const MessageId &msg_id, const cabana::Signal *sig) const;
|
||||
void updateSeries(const cabana::Signal *sig = nullptr, const MessageEventsMap *msg_new_events = nullptr);
|
||||
void updatePlot(double cur, double min, double max);
|
||||
void setSeriesType(SeriesType type);
|
||||
void updatePlotArea(int left, bool force = false);
|
||||
void showTip(double sec);
|
||||
void hideTip();
|
||||
void startAnimation();
|
||||
|
||||
struct SigItem {
|
||||
MessageId msg_id;
|
||||
const cabana::Signal *sig = nullptr;
|
||||
QXYSeries *series = nullptr;
|
||||
std::vector<QPointF> vals;
|
||||
std::vector<QPointF> step_vals;
|
||||
QPointF track_pt{};
|
||||
SegmentTree segment_tree;
|
||||
double min = 0;
|
||||
double max = 0;
|
||||
};
|
||||
|
||||
signals:
|
||||
void axisYLabelWidthChanged(int w);
|
||||
|
||||
private slots:
|
||||
void signalUpdated(const cabana::Signal *sig);
|
||||
void manageSignals();
|
||||
void handleMarkerClicked();
|
||||
void msgUpdated(MessageId id);
|
||||
void msgRemoved(MessageId id) { removeIf([=](auto &s) { return s.msg_id.address == id.address && !dbc()->msg(id); }); }
|
||||
void signalRemoved(const cabana::Signal *sig) { removeIf([=](auto &s) { return s.sig == sig; }); }
|
||||
|
||||
private:
|
||||
void appendCanEvents(const cabana::Signal *sig, const std::vector<const CanEvent *> &events,
|
||||
std::vector<QPointF> &vals, std::vector<QPointF> &step_vals);
|
||||
void createToolButtons();
|
||||
void addSeries(QXYSeries *series);
|
||||
void contextMenuEvent(QContextMenuEvent *event) override;
|
||||
void mousePressEvent(QMouseEvent *event) override;
|
||||
void mouseReleaseEvent(QMouseEvent *event) override;
|
||||
void mouseMoveEvent(QMouseEvent *ev) override;
|
||||
void dragEnterEvent(QDragEnterEvent *event) override;
|
||||
void dragLeaveEvent(QDragLeaveEvent *event) override { drawDropIndicator(false); }
|
||||
void dragMoveEvent(QDragMoveEvent *event) override;
|
||||
void dropEvent(QDropEvent *event) override;
|
||||
void leaveEvent(QEvent *event) override;
|
||||
void resizeEvent(QResizeEvent *event) override;
|
||||
QSize sizeHint() const override;
|
||||
void updateAxisY();
|
||||
void updateTitle();
|
||||
void resetChartCache();
|
||||
void setTheme(QChart::ChartTheme theme);
|
||||
void paintEvent(QPaintEvent *event) override;
|
||||
void drawForeground(QPainter *painter, const QRectF &rect) override;
|
||||
void drawBackground(QPainter *painter, const QRectF &rect) override;
|
||||
void drawDropIndicator(bool draw) { if (std::exchange(can_drop, draw) != can_drop) viewport()->update(); }
|
||||
void drawSignalValue(QPainter *painter);
|
||||
void drawTimeline(QPainter *painter);
|
||||
void drawRubberBandTimeRange(QPainter *painter);
|
||||
std::tuple<double, double, int> getNiceAxisNumbers(qreal min, qreal max, int tick_count);
|
||||
qreal niceNumber(qreal x, bool ceiling);
|
||||
QXYSeries *createSeries(SeriesType type, QColor color);
|
||||
void setSeriesColor(QXYSeries *, QColor color);
|
||||
void updateSeriesPoints();
|
||||
void removeIf(std::function<bool(const SigItem &)> predicate);
|
||||
inline void clearTrackPoints() { for (auto &s : sigs) s.track_pt = {}; }
|
||||
|
||||
int y_label_width = 0;
|
||||
int align_to = 0;
|
||||
QValueAxis *axis_x;
|
||||
QValueAxis *axis_y;
|
||||
QMenu *menu;
|
||||
QAction *split_chart_act;
|
||||
QAction *close_act;
|
||||
QGraphicsPixmapItem *move_icon;
|
||||
QGraphicsProxyWidget *close_btn_proxy;
|
||||
QGraphicsProxyWidget *manage_btn_proxy;
|
||||
TipLabel *tip_label;
|
||||
std::vector<SigItem> sigs;
|
||||
double cur_sec = 0;
|
||||
SeriesType series_type = SeriesType::Line;
|
||||
bool is_scrubbing = false;
|
||||
bool resume_after_scrub = false;
|
||||
QPixmap chart_pixmap;
|
||||
bool can_drop = false;
|
||||
double tooltip_x = -1;
|
||||
QFont signal_value_font;
|
||||
ChartsWidget *charts_widget;
|
||||
friend class ChartsWidget;
|
||||
};
|
||||
539
tools/cabana/chart/chartswidget.cc
Normal file
539
tools/cabana/chart/chartswidget.cc
Normal file
@@ -0,0 +1,539 @@
|
||||
#include "tools/cabana/chart/chartswidget.h"
|
||||
|
||||
#include <algorithm>
|
||||
|
||||
#include <QApplication>
|
||||
#include <QFutureSynchronizer>
|
||||
#include <QMenu>
|
||||
#include <QScrollBar>
|
||||
#include <QToolBar>
|
||||
#include <QtConcurrent>
|
||||
|
||||
#include "tools/cabana/chart/chart.h"
|
||||
|
||||
const int MAX_COLUMN_COUNT = 4;
|
||||
const int CHART_SPACING = 4;
|
||||
|
||||
ChartsWidget::ChartsWidget(QWidget *parent) : QFrame(parent) {
|
||||
align_timer = new QTimer(this);
|
||||
auto_scroll_timer = new QTimer(this);
|
||||
setFrameStyle(QFrame::StyledPanel | QFrame::Plain);
|
||||
QVBoxLayout *main_layout = new QVBoxLayout(this);
|
||||
main_layout->setContentsMargins(0, 0, 0, 0);
|
||||
main_layout->setSpacing(0);
|
||||
|
||||
// toolbar
|
||||
QToolBar *toolbar = new QToolBar(tr("Charts"), this);
|
||||
int icon_size = style()->pixelMetric(QStyle::PM_SmallIconSize);
|
||||
toolbar->setIconSize({icon_size, icon_size});
|
||||
|
||||
auto new_plot_btn = new ToolButton("file-plus", tr("New Chart"));
|
||||
auto new_tab_btn = new ToolButton("window-stack", tr("New Tab"));
|
||||
toolbar->addWidget(new_plot_btn);
|
||||
toolbar->addWidget(new_tab_btn);
|
||||
toolbar->addWidget(title_label = new QLabel());
|
||||
title_label->setContentsMargins(0, 0, style()->pixelMetric(QStyle::PM_LayoutHorizontalSpacing), 0);
|
||||
|
||||
QMenu *menu = new QMenu(this);
|
||||
for (int i = 0; i < MAX_COLUMN_COUNT; ++i) {
|
||||
menu->addAction(tr("%1").arg(i + 1), [=]() { setColumnCount(i + 1); });
|
||||
}
|
||||
columns_action = toolbar->addAction("");
|
||||
columns_action->setMenu(menu);
|
||||
qobject_cast<QToolButton*>(toolbar->widgetForAction(columns_action))->setPopupMode(QToolButton::InstantPopup);
|
||||
|
||||
QLabel *stretch_label = new QLabel(this);
|
||||
stretch_label->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
|
||||
toolbar->addWidget(stretch_label);
|
||||
|
||||
range_lb_action = toolbar->addWidget(range_lb = new QLabel(this));
|
||||
range_slider = new LogSlider(1000, Qt::Horizontal, this);
|
||||
range_slider->setMaximumWidth(200);
|
||||
range_slider->setToolTip(tr("Set the chart range"));
|
||||
range_slider->setRange(1, settings.max_cached_minutes * 60);
|
||||
range_slider->setSingleStep(1);
|
||||
range_slider->setPageStep(60); // 1 min
|
||||
range_slider_action = toolbar->addWidget(range_slider);
|
||||
|
||||
// zoom controls
|
||||
zoom_undo_stack = new QUndoStack(this);
|
||||
toolbar->addAction(undo_zoom_action = zoom_undo_stack->createUndoAction(this));
|
||||
undo_zoom_action->setIcon(utils::icon("arrow-counterclockwise"));
|
||||
toolbar->addAction(redo_zoom_action = zoom_undo_stack->createRedoAction(this));
|
||||
redo_zoom_action->setIcon(utils::icon("arrow-clockwise"));
|
||||
reset_zoom_action = toolbar->addWidget(reset_zoom_btn = new ToolButton("zoom-out", tr("Reset Zoom")));
|
||||
reset_zoom_btn->setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
|
||||
|
||||
toolbar->addWidget(remove_all_btn = new ToolButton("x-square", tr("Remove all charts")));
|
||||
toolbar->addWidget(dock_btn = new ToolButton(""));
|
||||
main_layout->addWidget(toolbar);
|
||||
|
||||
// tabbar
|
||||
tabbar = new TabBar(this);
|
||||
tabbar->setAutoHide(true);
|
||||
tabbar->setExpanding(false);
|
||||
tabbar->setDrawBase(true);
|
||||
tabbar->setAcceptDrops(true);
|
||||
tabbar->setChangeCurrentOnDrag(true);
|
||||
tabbar->setUsesScrollButtons(true);
|
||||
main_layout->addWidget(tabbar);
|
||||
|
||||
// charts
|
||||
charts_container = new ChartsContainer(this);
|
||||
charts_container->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
|
||||
charts_scroll = new QScrollArea(this);
|
||||
charts_scroll->viewport()->setBackgroundRole(QPalette::Base);
|
||||
charts_scroll->setFrameStyle(QFrame::NoFrame);
|
||||
charts_scroll->setWidgetResizable(true);
|
||||
charts_scroll->setWidget(charts_container);
|
||||
charts_scroll->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
|
||||
main_layout->addWidget(charts_scroll);
|
||||
|
||||
// init settings
|
||||
current_theme = settings.theme;
|
||||
column_count = std::clamp(settings.chart_column_count, 1, MAX_COLUMN_COUNT);
|
||||
max_chart_range = std::clamp(settings.chart_range, 1, settings.max_cached_minutes * 60);
|
||||
display_range = {0, max_chart_range};
|
||||
range_slider->setValue(max_chart_range);
|
||||
updateToolBar();
|
||||
|
||||
align_timer->setSingleShot(true);
|
||||
QObject::connect(align_timer, &QTimer::timeout, this, &ChartsWidget::alignCharts);
|
||||
QObject::connect(auto_scroll_timer, &QTimer::timeout, this, &ChartsWidget::doAutoScroll);
|
||||
QObject::connect(dbc(), &DBCManager::DBCFileChanged, this, &ChartsWidget::removeAll);
|
||||
QObject::connect(can, &AbstractStream::eventsMerged, this, &ChartsWidget::eventsMerged);
|
||||
QObject::connect(can, &AbstractStream::msgsReceived, this, &ChartsWidget::updateState);
|
||||
QObject::connect(range_slider, &QSlider::valueChanged, this, &ChartsWidget::setMaxChartRange);
|
||||
QObject::connect(new_plot_btn, &QToolButton::clicked, this, &ChartsWidget::newChart);
|
||||
QObject::connect(remove_all_btn, &QToolButton::clicked, this, &ChartsWidget::removeAll);
|
||||
QObject::connect(reset_zoom_btn, &QToolButton::clicked, this, &ChartsWidget::zoomReset);
|
||||
QObject::connect(&settings, &Settings::changed, this, &ChartsWidget::settingChanged);
|
||||
QObject::connect(new_tab_btn, &QToolButton::clicked, this, &ChartsWidget::newTab);
|
||||
QObject::connect(this, &ChartsWidget::seriesChanged, this, &ChartsWidget::updateTabBar);
|
||||
QObject::connect(tabbar, &QTabBar::tabCloseRequested, this, &ChartsWidget::removeTab);
|
||||
QObject::connect(tabbar, &QTabBar::currentChanged, [this](int index) {
|
||||
if (index != -1) updateLayout(true);
|
||||
});
|
||||
QObject::connect(dock_btn, &QToolButton::clicked, [this]() {
|
||||
emit dock(!docking);
|
||||
docking = !docking;
|
||||
updateToolBar();
|
||||
});
|
||||
|
||||
newTab();
|
||||
setWhatsThis(tr(R"(
|
||||
<b>Chart view</b><br />
|
||||
<!-- TODO: add descprition here -->
|
||||
)"));
|
||||
}
|
||||
|
||||
void ChartsWidget::newTab() {
|
||||
static int tab_unique_id = 0;
|
||||
int idx = tabbar->addTab("");
|
||||
tabbar->setTabData(idx, tab_unique_id++);
|
||||
tabbar->setCurrentIndex(idx);
|
||||
updateTabBar();
|
||||
}
|
||||
|
||||
void ChartsWidget::removeTab(int index) {
|
||||
int id = tabbar->tabData(index).toInt();
|
||||
for (auto &c : tab_charts[id]) {
|
||||
removeChart(c);
|
||||
}
|
||||
tab_charts.erase(id);
|
||||
tabbar->removeTab(index);
|
||||
updateTabBar();
|
||||
}
|
||||
|
||||
void ChartsWidget::updateTabBar() {
|
||||
for (int i = 0; i < tabbar->count(); ++i) {
|
||||
const auto &charts_in_tab = tab_charts[tabbar->tabData(i).toInt()];
|
||||
tabbar->setTabText(i, QString("Tab %1 (%2)").arg(i + 1).arg(charts_in_tab.count()));
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsWidget::eventsMerged(const MessageEventsMap &new_events) {
|
||||
QFutureSynchronizer<void> future_synchronizer;
|
||||
for (auto c : charts) {
|
||||
future_synchronizer.addFuture(QtConcurrent::run(c, &ChartView::updateSeries, nullptr, &new_events));
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsWidget::setZoom(double min, double max) {
|
||||
zoomed_range = {min, max};
|
||||
is_zoomed = zoomed_range != display_range;
|
||||
updateToolBar();
|
||||
updateState();
|
||||
emit rangeChanged(min, max, is_zoomed);
|
||||
}
|
||||
|
||||
void ChartsWidget::zoomReset() {
|
||||
setZoom(display_range.first, display_range.second);
|
||||
zoom_undo_stack->clear();
|
||||
}
|
||||
|
||||
QRect ChartsWidget::chartVisibleRect(ChartView *chart) {
|
||||
const QRect visible_rect(-charts_container->pos(), charts_scroll->viewport()->size());
|
||||
return chart->rect().intersected(QRect(chart->mapFrom(charts_container, visible_rect.topLeft()), visible_rect.size()));
|
||||
}
|
||||
|
||||
void ChartsWidget::showValueTip(double sec) {
|
||||
for (auto c : currentCharts()) {
|
||||
sec >= 0 ? c->showTip(sec) : c->hideTip();
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsWidget::updateState() {
|
||||
if (charts.isEmpty()) return;
|
||||
|
||||
const double cur_sec = can->currentSec();
|
||||
if (!is_zoomed) {
|
||||
double pos = (cur_sec - display_range.first) / std::max<float>(1.0, max_chart_range);
|
||||
if (pos < 0 || pos > 0.8) {
|
||||
display_range.first = std::max(0.0, cur_sec - max_chart_range * 0.1);
|
||||
}
|
||||
double max_sec = std::min(display_range.first + max_chart_range, can->totalSeconds());
|
||||
display_range.first = std::max(0.0, max_sec - max_chart_range);
|
||||
display_range.second = display_range.first + max_chart_range;
|
||||
} else if (cur_sec < (zoomed_range.first - 0.1) || cur_sec >= zoomed_range.second) {
|
||||
// loop in zoomed range
|
||||
can->seekTo(zoomed_range.first);
|
||||
}
|
||||
|
||||
const auto &range = is_zoomed ? zoomed_range : display_range;
|
||||
for (auto c : charts) {
|
||||
c->updatePlot(cur_sec, range.first, range.second);
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsWidget::setMaxChartRange(int value) {
|
||||
max_chart_range = settings.chart_range = range_slider->value();
|
||||
updateToolBar();
|
||||
updateState();
|
||||
}
|
||||
|
||||
void ChartsWidget::updateToolBar() {
|
||||
title_label->setText(tr("Charts: %1").arg(charts.size()));
|
||||
columns_action->setText(tr("Column: %1").arg(column_count));
|
||||
range_lb->setText(utils::formatSeconds(max_chart_range));
|
||||
range_lb_action->setVisible(!is_zoomed);
|
||||
range_slider_action->setVisible(!is_zoomed);
|
||||
undo_zoom_action->setVisible(is_zoomed);
|
||||
redo_zoom_action->setVisible(is_zoomed);
|
||||
reset_zoom_action->setVisible(is_zoomed);
|
||||
reset_zoom_btn->setText(is_zoomed ? tr("%1-%2").arg(zoomed_range.first, 0, 'f', 2).arg(zoomed_range.second, 0, 'f', 2) : "");
|
||||
remove_all_btn->setEnabled(!charts.isEmpty());
|
||||
dock_btn->setIcon(docking ? "arrow-up-right-square" : "arrow-down-left-square");
|
||||
dock_btn->setToolTip(docking ? tr("Undock charts") : tr("Dock charts"));
|
||||
}
|
||||
|
||||
void ChartsWidget::settingChanged() {
|
||||
if (std::exchange(current_theme, settings.theme) != current_theme) {
|
||||
undo_zoom_action->setIcon(utils::icon("arrow-counterclockwise"));
|
||||
redo_zoom_action->setIcon(utils::icon("arrow-clockwise"));
|
||||
auto theme = settings.theme == DARK_THEME ? QChart::QChart::ChartThemeDark : QChart::ChartThemeLight;
|
||||
for (auto c : charts) {
|
||||
c->setTheme(theme);
|
||||
}
|
||||
}
|
||||
range_slider->setRange(1, settings.max_cached_minutes * 60);
|
||||
for (auto c : charts) {
|
||||
c->setFixedHeight(settings.chart_height);
|
||||
c->setSeriesType((SeriesType)settings.chart_series_type);
|
||||
c->resetChartCache();
|
||||
}
|
||||
}
|
||||
|
||||
ChartView *ChartsWidget::findChart(const MessageId &id, const cabana::Signal *sig) {
|
||||
for (auto c : charts)
|
||||
if (c->hasSignal(id, sig)) return c;
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
ChartView *ChartsWidget::createChart() {
|
||||
auto chart = new ChartView(is_zoomed ? zoomed_range : display_range, this);
|
||||
chart->setFixedHeight(settings.chart_height);
|
||||
chart->setMinimumWidth(CHART_MIN_WIDTH);
|
||||
chart->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Fixed);
|
||||
QObject::connect(chart, &ChartView::axisYLabelWidthChanged, align_timer, qOverload<>(&QTimer::start));
|
||||
charts.push_front(chart);
|
||||
currentCharts().push_front(chart);
|
||||
updateLayout(true);
|
||||
updateToolBar();
|
||||
return chart;
|
||||
}
|
||||
|
||||
void ChartsWidget::showChart(const MessageId &id, const cabana::Signal *sig, bool show, bool merge) {
|
||||
ChartView *chart = findChart(id, sig);
|
||||
if (show && !chart) {
|
||||
chart = merge && currentCharts().size() > 0 ? currentCharts().front() : createChart();
|
||||
chart->addSignal(id, sig);
|
||||
updateState();
|
||||
} else if (!show && chart) {
|
||||
chart->removeIf([&](auto &s) { return s.msg_id == id && s.sig == sig; });
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsWidget::splitChart(ChartView *src_chart) {
|
||||
if (src_chart->sigs.size() > 1) {
|
||||
for (auto it = src_chart->sigs.begin() + 1; it != src_chart->sigs.end(); /**/) {
|
||||
auto c = createChart();
|
||||
src_chart->chart()->removeSeries(it->series);
|
||||
|
||||
// Restore to the original color
|
||||
it->series->setColor(it->sig->color);
|
||||
|
||||
c->addSeries(it->series);
|
||||
c->sigs.emplace_back(std::move(*it));
|
||||
c->updateAxisY();
|
||||
c->updateTitle();
|
||||
it = src_chart->sigs.erase(it);
|
||||
}
|
||||
src_chart->updateAxisY();
|
||||
src_chart->updateTitle();
|
||||
QTimer::singleShot(0, src_chart, &ChartView::resetChartCache);
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsWidget::setColumnCount(int n) {
|
||||
n = std::clamp(n, 1, MAX_COLUMN_COUNT);
|
||||
if (column_count != n) {
|
||||
column_count = settings.chart_column_count = n;
|
||||
updateToolBar();
|
||||
updateLayout();
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsWidget::updateLayout(bool force) {
|
||||
auto charts_layout = charts_container->charts_layout;
|
||||
int n = MAX_COLUMN_COUNT;
|
||||
for (; n > 1; --n) {
|
||||
if ((n * CHART_MIN_WIDTH + (n - 1) * charts_layout->horizontalSpacing()) < charts_layout->geometry().width()) break;
|
||||
}
|
||||
|
||||
bool show_column_cb = n > 1;
|
||||
columns_action->setVisible(show_column_cb);
|
||||
|
||||
n = std::min(column_count, n);
|
||||
auto ¤t_charts = currentCharts();
|
||||
if ((current_charts.size() != charts_layout->count() || n != current_column_count) || force) {
|
||||
current_column_count = n;
|
||||
charts_container->setUpdatesEnabled(false);
|
||||
for (auto c : charts) {
|
||||
c->setVisible(false);
|
||||
}
|
||||
for (int i = 0; i < current_charts.size(); ++i) {
|
||||
charts_layout->addWidget(current_charts[i], i / n, i % n);
|
||||
if (current_charts[i]->sigs.empty()) {
|
||||
// the chart will be resized after add signal. delay setVisible to reduce flicker.
|
||||
QTimer::singleShot(0, current_charts[i], [c = current_charts[i]]() { c->setVisible(true); });
|
||||
} else {
|
||||
current_charts[i]->setVisible(true);
|
||||
}
|
||||
}
|
||||
charts_container->setUpdatesEnabled(true);
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsWidget::startAutoScroll() {
|
||||
auto_scroll_timer->start(50);
|
||||
}
|
||||
|
||||
void ChartsWidget::stopAutoScroll() {
|
||||
auto_scroll_timer->stop();
|
||||
auto_scroll_count = 0;
|
||||
}
|
||||
|
||||
void ChartsWidget::doAutoScroll() {
|
||||
QScrollBar *scroll = charts_scroll->verticalScrollBar();
|
||||
if (auto_scroll_count < scroll->pageStep()) {
|
||||
++auto_scroll_count;
|
||||
}
|
||||
|
||||
int value = scroll->value();
|
||||
QPoint pos = charts_scroll->viewport()->mapFromGlobal(QCursor::pos());
|
||||
QRect area = charts_scroll->viewport()->rect();
|
||||
|
||||
if (pos.y() - area.top() < settings.chart_height / 2) {
|
||||
scroll->setValue(value - auto_scroll_count);
|
||||
} else if (area.bottom() - pos.y() < settings.chart_height / 2) {
|
||||
scroll->setValue(value + auto_scroll_count);
|
||||
}
|
||||
bool vertical_unchanged = value == scroll->value();
|
||||
if (vertical_unchanged) {
|
||||
stopAutoScroll();
|
||||
} else {
|
||||
// mouseMoveEvent to updates the drag-selection rectangle
|
||||
const QPoint globalPos = charts_scroll->viewport()->mapToGlobal(pos);
|
||||
const QPoint windowPos = charts_scroll->window()->mapFromGlobal(globalPos);
|
||||
QMouseEvent mm(QEvent::MouseMove, pos, windowPos, globalPos,
|
||||
Qt::NoButton, Qt::LeftButton, Qt::NoModifier, Qt::MouseEventSynthesizedByQt);
|
||||
QApplication::sendEvent(charts_scroll->viewport(), &mm);
|
||||
}
|
||||
}
|
||||
|
||||
QSize ChartsWidget::minimumSizeHint() const {
|
||||
return QSize(CHART_MIN_WIDTH, QWidget::minimumSizeHint().height());
|
||||
}
|
||||
|
||||
void ChartsWidget::resizeEvent(QResizeEvent *event) {
|
||||
QWidget::resizeEvent(event);
|
||||
updateLayout();
|
||||
}
|
||||
|
||||
void ChartsWidget::newChart() {
|
||||
SignalSelector dlg(tr("New Chart"), this);
|
||||
if (dlg.exec() == QDialog::Accepted) {
|
||||
auto items = dlg.seletedItems();
|
||||
if (!items.isEmpty()) {
|
||||
auto c = createChart();
|
||||
for (auto it : items) {
|
||||
c->addSignal(it->msg_id, it->sig);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsWidget::removeChart(ChartView *chart) {
|
||||
charts.removeOne(chart);
|
||||
chart->deleteLater();
|
||||
for (auto &[_, list] : tab_charts) {
|
||||
list.removeOne(chart);
|
||||
}
|
||||
updateToolBar();
|
||||
updateLayout(true);
|
||||
alignCharts();
|
||||
emit seriesChanged();
|
||||
}
|
||||
|
||||
void ChartsWidget::removeAll() {
|
||||
while (tabbar->count() > 1) {
|
||||
tabbar->removeTab(1);
|
||||
}
|
||||
tab_charts.clear();
|
||||
|
||||
if (!charts.isEmpty()) {
|
||||
for (auto c : charts) {
|
||||
delete c;
|
||||
}
|
||||
charts.clear();
|
||||
emit seriesChanged();
|
||||
}
|
||||
zoomReset();
|
||||
}
|
||||
|
||||
void ChartsWidget::alignCharts() {
|
||||
int plot_left = 0;
|
||||
for (auto c : charts) {
|
||||
plot_left = std::max(plot_left, c->y_label_width);
|
||||
}
|
||||
plot_left = std::max((plot_left / 10) * 10 + 10, 50);
|
||||
for (auto c : charts) {
|
||||
c->updatePlotArea(plot_left);
|
||||
}
|
||||
}
|
||||
|
||||
bool ChartsWidget::eventFilter(QObject *obj, QEvent *event) {
|
||||
if (obj != this && event->type() == QEvent::Close) {
|
||||
emit dock_btn->clicked();
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
bool ChartsWidget::event(QEvent *event) {
|
||||
bool back_button = false;
|
||||
switch (event->type()) {
|
||||
case QEvent::MouseButtonPress: {
|
||||
QMouseEvent *ev = static_cast<QMouseEvent *>(event);
|
||||
back_button = ev->button() == Qt::BackButton;
|
||||
break;
|
||||
}
|
||||
case QEvent::NativeGesture: {
|
||||
QNativeGestureEvent *ev = static_cast<QNativeGestureEvent *>(event);
|
||||
back_button = (ev->value() == 180);
|
||||
break;
|
||||
}
|
||||
case QEvent::WindowActivate:
|
||||
case QEvent::WindowDeactivate:
|
||||
case QEvent::FocusIn:
|
||||
case QEvent::FocusOut:
|
||||
case QEvent::Leave:
|
||||
showValueTip(-1);
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
if (back_button) {
|
||||
zoom_undo_stack->undo();
|
||||
return true;
|
||||
}
|
||||
return QFrame::event(event);
|
||||
}
|
||||
|
||||
// ChartsContainer
|
||||
|
||||
ChartsContainer::ChartsContainer(ChartsWidget *parent) : charts_widget(parent), QWidget(parent) {
|
||||
setAcceptDrops(true);
|
||||
setBackgroundRole(QPalette::Window);
|
||||
QVBoxLayout *charts_main_layout = new QVBoxLayout(this);
|
||||
charts_main_layout->setContentsMargins(0, CHART_SPACING, 0, CHART_SPACING);
|
||||
charts_layout = new QGridLayout();
|
||||
charts_layout->setSpacing(CHART_SPACING);
|
||||
charts_main_layout->addLayout(charts_layout);
|
||||
charts_main_layout->addStretch(0);
|
||||
}
|
||||
|
||||
void ChartsContainer::dragEnterEvent(QDragEnterEvent *event) {
|
||||
if (event->mimeData()->hasFormat(CHART_MIME_TYPE)) {
|
||||
event->acceptProposedAction();
|
||||
drawDropIndicator(event->pos());
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsContainer::dropEvent(QDropEvent *event) {
|
||||
if (event->mimeData()->hasFormat(CHART_MIME_TYPE)) {
|
||||
auto w = getDropAfter(event->pos());
|
||||
auto chart = qobject_cast<ChartView *>(event->source());
|
||||
if (w != chart) {
|
||||
for (auto &[_, list] : charts_widget->tab_charts) {
|
||||
list.removeOne(chart);
|
||||
}
|
||||
int to = w ? charts_widget->currentCharts().indexOf(w) + 1 : 0;
|
||||
charts_widget->currentCharts().insert(to, chart);
|
||||
charts_widget->updateLayout(true);
|
||||
charts_widget->updateTabBar();
|
||||
event->acceptProposedAction();
|
||||
chart->startAnimation();
|
||||
}
|
||||
drawDropIndicator({});
|
||||
}
|
||||
}
|
||||
|
||||
void ChartsContainer::paintEvent(QPaintEvent *ev) {
|
||||
if (!drop_indictor_pos.isNull() && !childAt(drop_indictor_pos)) {
|
||||
QRect r;
|
||||
if (auto insert_after = getDropAfter(drop_indictor_pos)) {
|
||||
QRect area = insert_after->geometry();
|
||||
r = QRect(area.left(), area.bottom() + 1, area.width(), CHART_SPACING);
|
||||
} else {
|
||||
r = geometry();
|
||||
r.setHeight(CHART_SPACING);
|
||||
}
|
||||
|
||||
QPainter p(this);
|
||||
p.setPen(QPen(palette().highlight(), 2));
|
||||
p.drawLine(r.topLeft() + QPoint(1, 0), r.bottomLeft() + QPoint(1, 0));
|
||||
p.drawLine(r.topLeft() + QPoint(0, r.height() / 2), r.topRight() + QPoint(0, r.height() / 2));
|
||||
p.drawLine(r.topRight(), r.bottomRight());
|
||||
}
|
||||
}
|
||||
|
||||
ChartView *ChartsContainer::getDropAfter(const QPoint &pos) const {
|
||||
auto it = std::find_if(charts_widget->currentCharts().crbegin(), charts_widget->currentCharts().crend(), [&pos](auto c) {
|
||||
auto area = c->geometry();
|
||||
return pos.x() >= area.left() && pos.x() <= area.right() && pos.y() >= area.bottom();
|
||||
});
|
||||
return it == charts_widget->currentCharts().crend() ? nullptr : *it;
|
||||
}
|
||||
130
tools/cabana/chart/chartswidget.h
Normal file
130
tools/cabana/chart/chartswidget.h
Normal file
@@ -0,0 +1,130 @@
|
||||
#pragma once
|
||||
|
||||
#include <unordered_map>
|
||||
#include <utility>
|
||||
|
||||
#include <QGridLayout>
|
||||
#include <QLabel>
|
||||
#include <QScrollArea>
|
||||
#include <QTimer>
|
||||
#include <QUndoCommand>
|
||||
#include <QUndoStack>
|
||||
|
||||
#include "tools/cabana/chart/signalselector.h"
|
||||
#include "tools/cabana/dbc/dbcmanager.h"
|
||||
#include "tools/cabana/streams/abstractstream.h"
|
||||
|
||||
const int CHART_MIN_WIDTH = 300;
|
||||
const QString CHART_MIME_TYPE = "application/x-cabanachartview";
|
||||
|
||||
class ChartView;
|
||||
class ChartsWidget;
|
||||
|
||||
class ChartsContainer : public QWidget {
|
||||
public:
|
||||
ChartsContainer(ChartsWidget *parent);
|
||||
void dragEnterEvent(QDragEnterEvent *event) override;
|
||||
void dropEvent(QDropEvent *event) override;
|
||||
void dragLeaveEvent(QDragLeaveEvent *event) override { drawDropIndicator({}); }
|
||||
void drawDropIndicator(const QPoint &pt) { drop_indictor_pos = pt; update(); }
|
||||
void paintEvent(QPaintEvent *ev) override;
|
||||
ChartView *getDropAfter(const QPoint &pos) const;
|
||||
|
||||
QGridLayout *charts_layout;
|
||||
ChartsWidget *charts_widget;
|
||||
QPoint drop_indictor_pos;
|
||||
};
|
||||
|
||||
class ChartsWidget : public QFrame {
|
||||
Q_OBJECT
|
||||
|
||||
public:
|
||||
ChartsWidget(QWidget *parent = nullptr);
|
||||
void showChart(const MessageId &id, const cabana::Signal *sig, bool show, bool merge);
|
||||
inline bool hasSignal(const MessageId &id, const cabana::Signal *sig) { return findChart(id, sig) != nullptr; }
|
||||
|
||||
public slots:
|
||||
void setColumnCount(int n);
|
||||
void removeAll();
|
||||
void setZoom(double min, double max);
|
||||
|
||||
signals:
|
||||
void dock(bool floating);
|
||||
void rangeChanged(double min, double max, bool is_zommed);
|
||||
void seriesChanged();
|
||||
|
||||
private:
|
||||
QSize minimumSizeHint() const override;
|
||||
void resizeEvent(QResizeEvent *event) override;
|
||||
bool event(QEvent *event) override;
|
||||
void alignCharts();
|
||||
void newChart();
|
||||
ChartView *createChart();
|
||||
void removeChart(ChartView *chart);
|
||||
void splitChart(ChartView *chart);
|
||||
QRect chartVisibleRect(ChartView *chart);
|
||||
void eventsMerged(const MessageEventsMap &new_events);
|
||||
void updateState();
|
||||
void zoomReset();
|
||||
void startAutoScroll();
|
||||
void stopAutoScroll();
|
||||
void doAutoScroll();
|
||||
void updateToolBar();
|
||||
void updateTabBar();
|
||||
void setMaxChartRange(int value);
|
||||
void updateLayout(bool force = false);
|
||||
void settingChanged();
|
||||
void showValueTip(double sec);
|
||||
bool eventFilter(QObject *obj, QEvent *event) override;
|
||||
void newTab();
|
||||
void removeTab(int index);
|
||||
inline QList<ChartView *> ¤tCharts() { return tab_charts[tabbar->tabData(tabbar->currentIndex()).toInt()]; }
|
||||
ChartView *findChart(const MessageId &id, const cabana::Signal *sig);
|
||||
|
||||
QLabel *title_label;
|
||||
QLabel *range_lb;
|
||||
LogSlider *range_slider;
|
||||
QAction *range_lb_action;
|
||||
QAction *range_slider_action;
|
||||
bool docking = true;
|
||||
ToolButton *dock_btn;
|
||||
|
||||
QAction *undo_zoom_action;
|
||||
QAction *redo_zoom_action;
|
||||
QAction *reset_zoom_action;
|
||||
ToolButton *reset_zoom_btn;
|
||||
QUndoStack *zoom_undo_stack;
|
||||
|
||||
ToolButton *remove_all_btn;
|
||||
QList<ChartView *> charts;
|
||||
std::unordered_map<int, QList<ChartView *>> tab_charts;
|
||||
TabBar *tabbar;
|
||||
ChartsContainer *charts_container;
|
||||
QScrollArea *charts_scroll;
|
||||
uint32_t max_chart_range = 0;
|
||||
bool is_zoomed = false;
|
||||
std::pair<double, double> display_range;
|
||||
std::pair<double, double> zoomed_range;
|
||||
QAction *columns_action;
|
||||
int column_count = 1;
|
||||
int current_column_count = 0;
|
||||
int auto_scroll_count = 0;
|
||||
QTimer *auto_scroll_timer;
|
||||
QTimer *align_timer;
|
||||
int current_theme = 0;
|
||||
friend class ZoomCommand;
|
||||
friend class ChartView;
|
||||
friend class ChartsContainer;
|
||||
};
|
||||
|
||||
class ZoomCommand : public QUndoCommand {
|
||||
public:
|
||||
ZoomCommand(ChartsWidget *charts, std::pair<double, double> range) : charts(charts), range(range), QUndoCommand() {
|
||||
prev_range = charts->is_zoomed ? charts->zoomed_range : charts->display_range;
|
||||
setText(QObject::tr("Zoom to %1-%2").arg(range.first, 0, 'f', 2).arg(range.second, 0, 'f', 2));
|
||||
}
|
||||
void undo() override { charts->setZoom(prev_range.first, prev_range.second); }
|
||||
void redo() override { charts->setZoom(range.first, range.second); }
|
||||
ChartsWidget *charts;
|
||||
std::pair<double, double> prev_range, range;
|
||||
};
|
||||
108
tools/cabana/chart/signalselector.cc
Normal file
108
tools/cabana/chart/signalselector.cc
Normal file
@@ -0,0 +1,108 @@
|
||||
#include "tools/cabana/chart/signalselector.h"
|
||||
|
||||
#include <QCompleter>
|
||||
#include <QDialogButtonBox>
|
||||
#include <QGridLayout>
|
||||
#include <QLabel>
|
||||
#include <QLineEdit>
|
||||
#include <QPushButton>
|
||||
#include <QVBoxLayout>
|
||||
|
||||
#include "tools/cabana/streams/abstractstream.h"
|
||||
|
||||
SignalSelector::SignalSelector(QString title, QWidget *parent) : QDialog(parent) {
|
||||
setWindowTitle(title);
|
||||
QGridLayout *main_layout = new QGridLayout(this);
|
||||
|
||||
// left column
|
||||
main_layout->addWidget(new QLabel(tr("Available Signals")), 0, 0);
|
||||
main_layout->addWidget(msgs_combo = new QComboBox(this), 1, 0);
|
||||
msgs_combo->setEditable(true);
|
||||
msgs_combo->lineEdit()->setPlaceholderText(tr("Select a msg..."));
|
||||
msgs_combo->setInsertPolicy(QComboBox::NoInsert);
|
||||
msgs_combo->completer()->setCompletionMode(QCompleter::PopupCompletion);
|
||||
msgs_combo->completer()->setFilterMode(Qt::MatchContains);
|
||||
|
||||
main_layout->addWidget(available_list = new QListWidget(this), 2, 0);
|
||||
|
||||
// buttons
|
||||
QVBoxLayout *btn_layout = new QVBoxLayout();
|
||||
QPushButton *add_btn = new QPushButton(utils::icon("chevron-right"), "", this);
|
||||
add_btn->setEnabled(false);
|
||||
QPushButton *remove_btn = new QPushButton(utils::icon("chevron-left"), "", this);
|
||||
remove_btn->setEnabled(false);
|
||||
btn_layout->addStretch(0);
|
||||
btn_layout->addWidget(add_btn);
|
||||
btn_layout->addWidget(remove_btn);
|
||||
btn_layout->addStretch(0);
|
||||
main_layout->addLayout(btn_layout, 0, 1, 3, 1);
|
||||
|
||||
// right column
|
||||
main_layout->addWidget(new QLabel(tr("Selected Signals")), 0, 2);
|
||||
main_layout->addWidget(selected_list = new QListWidget(this), 1, 2, 2, 1);
|
||||
|
||||
auto buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
|
||||
main_layout->addWidget(buttonBox, 3, 2);
|
||||
|
||||
for (const auto &[id, _] : can->lastMessages()) {
|
||||
if (auto m = dbc()->msg(id)) {
|
||||
msgs_combo->addItem(QString("%1 (%2)").arg(m->name).arg(id.toString()), QVariant::fromValue(id));
|
||||
}
|
||||
}
|
||||
msgs_combo->model()->sort(0);
|
||||
msgs_combo->setCurrentIndex(-1);
|
||||
|
||||
QObject::connect(msgs_combo, qOverload<int>(&QComboBox::currentIndexChanged), this, &SignalSelector::updateAvailableList);
|
||||
QObject::connect(available_list, &QListWidget::currentRowChanged, [=](int row) { add_btn->setEnabled(row != -1); });
|
||||
QObject::connect(selected_list, &QListWidget::currentRowChanged, [=](int row) { remove_btn->setEnabled(row != -1); });
|
||||
QObject::connect(available_list, &QListWidget::itemDoubleClicked, this, &SignalSelector::add);
|
||||
QObject::connect(selected_list, &QListWidget::itemDoubleClicked, this, &SignalSelector::remove);
|
||||
QObject::connect(add_btn, &QPushButton::clicked, [this]() { if (auto item = available_list->currentItem()) add(item); });
|
||||
QObject::connect(remove_btn, &QPushButton::clicked, [this]() { if (auto item = selected_list->currentItem()) remove(item); });
|
||||
QObject::connect(buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
|
||||
QObject::connect(buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
|
||||
}
|
||||
|
||||
void SignalSelector::add(QListWidgetItem *item) {
|
||||
auto it = (ListItem *)item;
|
||||
addItemToList(selected_list, it->msg_id, it->sig, true);
|
||||
delete item;
|
||||
}
|
||||
|
||||
void SignalSelector::remove(QListWidgetItem *item) {
|
||||
auto it = (ListItem *)item;
|
||||
if (it->msg_id == msgs_combo->currentData().value<MessageId>()) {
|
||||
addItemToList(available_list, it->msg_id, it->sig);
|
||||
}
|
||||
delete item;
|
||||
}
|
||||
|
||||
void SignalSelector::updateAvailableList(int index) {
|
||||
if (index == -1) return;
|
||||
available_list->clear();
|
||||
MessageId msg_id = msgs_combo->itemData(index).value<MessageId>();
|
||||
auto selected_items = seletedItems();
|
||||
for (auto s : dbc()->msg(msg_id)->getSignals()) {
|
||||
bool is_selected = std::any_of(selected_items.begin(), selected_items.end(), [=, sig = s](auto it) { return it->msg_id == msg_id && it->sig == sig; });
|
||||
if (!is_selected) {
|
||||
addItemToList(available_list, msg_id, s);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void SignalSelector::addItemToList(QListWidget *parent, const MessageId id, const cabana::Signal *sig, bool show_msg_name) {
|
||||
QString text = QString("<span style=\"color:%0;\">■ </span> %1").arg(sig->color.name(), sig->name);
|
||||
if (show_msg_name) text += QString(" <font color=\"gray\">%0 %1</font>").arg(msgName(id), id.toString());
|
||||
|
||||
QLabel *label = new QLabel(text);
|
||||
label->setContentsMargins(5, 0, 5, 0);
|
||||
auto new_item = new ListItem(id, sig, parent);
|
||||
new_item->setSizeHint(label->sizeHint());
|
||||
parent->setItemWidget(new_item, label);
|
||||
}
|
||||
|
||||
QList<SignalSelector::ListItem *> SignalSelector::seletedItems() {
|
||||
QList<SignalSelector::ListItem *> ret;
|
||||
for (int i = 0; i < selected_list->count(); ++i) ret.push_back((ListItem *)selected_list->item(i));
|
||||
return ret;
|
||||
}
|
||||
30
tools/cabana/chart/signalselector.h
Normal file
30
tools/cabana/chart/signalselector.h
Normal file
@@ -0,0 +1,30 @@
|
||||
#pragma once
|
||||
|
||||
#include <QComboBox>
|
||||
#include <QDialog>
|
||||
#include <QListWidget>
|
||||
|
||||
#include "tools/cabana/dbc/dbcmanager.h"
|
||||
|
||||
class SignalSelector : public QDialog {
|
||||
public:
|
||||
struct ListItem : public QListWidgetItem {
|
||||
ListItem(const MessageId &msg_id, const cabana::Signal *sig, QListWidget *parent) : msg_id(msg_id), sig(sig), QListWidgetItem(parent) {}
|
||||
MessageId msg_id;
|
||||
const cabana::Signal *sig;
|
||||
};
|
||||
|
||||
SignalSelector(QString title, QWidget *parent);
|
||||
QList<ListItem *> seletedItems();
|
||||
inline void addSelected(const MessageId &id, const cabana::Signal *sig) { addItemToList(selected_list, id, sig, true); }
|
||||
|
||||
private:
|
||||
void updateAvailableList(int index);
|
||||
void addItemToList(QListWidget *parent, const MessageId id, const cabana::Signal *sig, bool show_msg_name = false);
|
||||
void add(QListWidgetItem *item);
|
||||
void remove(QListWidgetItem *item);
|
||||
|
||||
QComboBox *msgs_combo;
|
||||
QListWidget *available_list;
|
||||
QListWidget *selected_list;
|
||||
};
|
||||
59
tools/cabana/chart/sparkline.cc
Normal file
59
tools/cabana/chart/sparkline.cc
Normal file
@@ -0,0 +1,59 @@
|
||||
#include "tools/cabana/chart/sparkline.h"
|
||||
|
||||
#include <algorithm>
|
||||
#include <limits>
|
||||
#include <QPainter>
|
||||
|
||||
#include "tools/cabana/streams/abstractstream.h"
|
||||
|
||||
void Sparkline::update(const MessageId &msg_id, const cabana::Signal *sig, double last_msg_ts, int range, QSize size) {
|
||||
const auto &msgs = can->events(msg_id);
|
||||
uint64_t ts = (last_msg_ts + can->routeStartTime()) * 1e9;
|
||||
uint64_t first_ts = (ts > range * 1e9) ? ts - range * 1e9 : 0;
|
||||
auto first = std::lower_bound(msgs.cbegin(), msgs.cend(), first_ts, CompareCanEvent());
|
||||
auto last = std::upper_bound(first, msgs.cend(), ts, CompareCanEvent());
|
||||
|
||||
if (first != last && !size.isEmpty()) {
|
||||
points.clear();
|
||||
double value = 0;
|
||||
for (auto it = first; it != last; ++it) {
|
||||
if (sig->getValue((*it)->dat, (*it)->size, &value)) {
|
||||
points.emplace_back(((*it)->mono_time - (*first)->mono_time) / 1e9, value);
|
||||
}
|
||||
}
|
||||
const auto [min, max] = std::minmax_element(points.begin(), points.end(),
|
||||
[](auto &l, auto &r) { return l.y() < r.y(); });
|
||||
min_val = min->y() == max->y() ? min->y() - 1 : min->y();
|
||||
max_val = min->y() == max->y() ? max->y() + 1 : max->y();
|
||||
freq_ = points.size() / std::max(points.back().x() - points.front().x(), 1.0);
|
||||
render(sig->color, range, size);
|
||||
} else {
|
||||
pixmap = QPixmap();
|
||||
}
|
||||
}
|
||||
|
||||
void Sparkline::render(const QColor &color, int range, QSize size) {
|
||||
const double xscale = (size.width() - 1) / (double)range;
|
||||
const double yscale = (size.height() - 3) / (max_val - min_val);
|
||||
for (auto &v : points) {
|
||||
v = QPoint(v.x() * xscale, 1 + std::abs(v.y() - max_val) * yscale);
|
||||
}
|
||||
|
||||
qreal dpr = qApp->devicePixelRatio();
|
||||
size *= dpr;
|
||||
if (size != pixmap.size()) {
|
||||
pixmap = QPixmap(size);
|
||||
}
|
||||
pixmap.setDevicePixelRatio(dpr);
|
||||
pixmap.fill(Qt::transparent);
|
||||
QPainter painter(&pixmap);
|
||||
painter.setRenderHint(QPainter::Antialiasing, points.size() < 500);
|
||||
painter.setPen(color);
|
||||
painter.drawPolyline(points.data(), points.size());
|
||||
painter.setPen(QPen(color, 3));
|
||||
if ((points.back().x() - points.front().x()) / points.size() > 8) {
|
||||
painter.drawPoints(points.data(), points.size());
|
||||
} else {
|
||||
painter.drawPoint(points.back());
|
||||
}
|
||||
}
|
||||
24
tools/cabana/chart/sparkline.h
Normal file
24
tools/cabana/chart/sparkline.h
Normal file
@@ -0,0 +1,24 @@
|
||||
#pragma once
|
||||
|
||||
#include <QPixmap>
|
||||
#include <QPointF>
|
||||
#include <vector>
|
||||
|
||||
#include "tools/cabana/dbc/dbc.h"
|
||||
|
||||
class Sparkline {
|
||||
public:
|
||||
void update(const MessageId &msg_id, const cabana::Signal *sig, double last_msg_ts, int range, QSize size);
|
||||
inline double freq() const { return freq_; }
|
||||
bool isEmpty() const { return pixmap.isNull(); }
|
||||
|
||||
QPixmap pixmap;
|
||||
double min_val = 0;
|
||||
double max_val = 0;
|
||||
|
||||
private:
|
||||
void render(const QColor &color, int range, QSize size);
|
||||
|
||||
std::vector<QPointF> points;
|
||||
double freq_ = 0;
|
||||
};
|
||||
55
tools/cabana/chart/tiplabel.cc
Normal file
55
tools/cabana/chart/tiplabel.cc
Normal file
@@ -0,0 +1,55 @@
|
||||
#include "tools/cabana/chart/tiplabel.h"
|
||||
|
||||
#include <utility>
|
||||
|
||||
#include <QApplication>
|
||||
#include <QStylePainter>
|
||||
#include <QToolTip>
|
||||
|
||||
#include "tools/cabana/settings.h"
|
||||
|
||||
TipLabel::TipLabel(QWidget *parent) : QLabel(parent, Qt::ToolTip | Qt::FramelessWindowHint) {
|
||||
setForegroundRole(QPalette::ToolTipText);
|
||||
setBackgroundRole(QPalette::ToolTipBase);
|
||||
QFont font;
|
||||
font.setPointSizeF(8.34563465);
|
||||
setFont(font);
|
||||
auto palette = QToolTip::palette();
|
||||
if (settings.theme != DARK_THEME) {
|
||||
palette.setColor(QPalette::ToolTipBase, QApplication::palette().color(QPalette::Base));
|
||||
palette.setColor(QPalette::ToolTipText, QRgb(0x404044)); // same color as chart label brush
|
||||
}
|
||||
setPalette(palette);
|
||||
ensurePolished();
|
||||
setMargin(1 + style()->pixelMetric(QStyle::PM_ToolTipLabelFrameWidth, nullptr, this));
|
||||
setAttribute(Qt::WA_ShowWithoutActivating);
|
||||
setTextFormat(Qt::RichText);
|
||||
setVisible(false);
|
||||
}
|
||||
|
||||
void TipLabel::showText(const QPoint &pt, const QString &text, QWidget *w, const QRect &rect) {
|
||||
setText(text);
|
||||
if (!text.isEmpty()) {
|
||||
QSize extra(1, 1);
|
||||
resize(sizeHint() + extra);
|
||||
QPoint tip_pos(pt.x() + 8, rect.top() + 2);
|
||||
if (tip_pos.x() + size().width() >= rect.right()) {
|
||||
tip_pos.rx() = pt.x() - size().width() - 8;
|
||||
}
|
||||
if (rect.contains({tip_pos, size()})) {
|
||||
move(w->mapToGlobal(tip_pos));
|
||||
setVisible(true);
|
||||
return;
|
||||
}
|
||||
}
|
||||
setVisible(false);
|
||||
}
|
||||
|
||||
void TipLabel::paintEvent(QPaintEvent *ev) {
|
||||
QStylePainter p(this);
|
||||
QStyleOptionFrame opt;
|
||||
opt.init(this);
|
||||
p.drawPrimitive(QStyle::PE_PanelTipLabel, opt);
|
||||
p.end();
|
||||
QLabel::paintEvent(ev);
|
||||
}
|
||||
10
tools/cabana/chart/tiplabel.h
Normal file
10
tools/cabana/chart/tiplabel.h
Normal file
@@ -0,0 +1,10 @@
|
||||
#pragma once
|
||||
|
||||
#include <QLabel>
|
||||
|
||||
class TipLabel : public QLabel {
|
||||
public:
|
||||
TipLabel(QWidget *parent = nullptr);
|
||||
void showText(const QPoint &pt, const QString &sec, QWidget *w, const QRect &rect);
|
||||
void paintEvent(QPaintEvent *ev) override;
|
||||
};
|
||||
Reference in New Issue
Block a user