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IQ.Pilot Release Commit @ b6534c0
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IQ.Lvbs CI [bot]
220
iqpilot/tools/cabana/utils/util.h
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220
iqpilot/tools/cabana/utils/util.h
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#pragma once
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#include <array>
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#include <atomic>
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#include <cmath>
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#include <filesystem>
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#include <string>
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#include <thread>
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#include <vector>
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#include <utility>
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#include <QApplication>
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#include <QColor>
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#include <QFont>
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#include <QFontMetrics>
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#include <QPainter>
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#include <QStaticText>
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#include <QStringBuilder>
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#include <QStyledItemDelegate>
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#include <QToolButton>
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#include <QValidator>
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#include "tools/cabana/dbc/dbc.h"
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#include "tools/cabana/settings.h"
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inline QColor toQColor(const CabanaColor &color) {
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return QColor(color.r, color.g, color.b, color.a);
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}
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class LogSlider : public QSlider {
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Q_OBJECT
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public:
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LogSlider(double factor, Qt::Orientation orientation, QWidget *parent = nullptr) : factor(factor), QSlider(orientation, parent) {}
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void setRange(double min, double max) {
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log_min = factor * std::log10(min);
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log_max = factor * std::log10(max);
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QSlider::setRange(min, max);
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setValue(QSlider::value());
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}
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int value() const {
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double v = log_min + (log_max - log_min) * ((QSlider::value() - minimum()) / double(maximum() - minimum()));
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return std::lround(std::pow(10, v / factor));
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}
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void setValue(int v) {
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double log_v = std::clamp(factor * std::log10(v), log_min, log_max);
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v = minimum() + (maximum() - minimum()) * ((log_v - log_min) / (log_max - log_min));
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QSlider::setValue(v);
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}
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private:
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double factor, log_min = 0, log_max = 1;
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};
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enum {
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ColorsRole = Qt::UserRole + 1,
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BytesRole = Qt::UserRole + 2
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};
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class SegmentTree {
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public:
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SegmentTree() = default;
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void build(const std::vector<QPointF> &arr);
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inline std::pair<double, double> minmax(int left, int right) const { return get_minmax(1, 0, size - 1, left, right); }
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private:
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std::pair<double, double> get_minmax(int n, int left, int right, int range_left, int range_right) const;
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void build_tree(const std::vector<QPointF> &arr, int n, int left, int right);
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std::vector<std::pair<double, double>> tree;
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int size = 0;
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};
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class MessageBytesDelegate : public QStyledItemDelegate {
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Q_OBJECT
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public:
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MessageBytesDelegate(QObject *parent, bool multiple_lines = false);
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void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
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QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const override;
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bool multipleLines() const { return multiple_lines; }
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void setMultipleLines(bool v) { multiple_lines = v; }
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QSize sizeForBytes(int n) const;
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private:
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std::array<QStaticText, 256> hex_text_table;
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QFontMetrics font_metrics;
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QFont fixed_font;
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QSize byte_size = {};
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bool multiple_lines = false;
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int h_margin, v_margin;
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};
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// Accepts a single identifier: one or more [A-Za-z0-9_], spaces rewritten to '_'.
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class NameValidator : public QValidator {
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Q_OBJECT
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public:
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NameValidator(QObject *parent=nullptr);
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QValidator::State validate(QString &input, int &pos) const override;
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};
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// Accepts comma-separated identifiers: \w+(,\w+)*
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class NodeValidator : public QValidator {
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Q_OBJECT
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public:
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NodeValidator(QObject *parent=nullptr);
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QValidator::State validate(QString &input, int &pos) const override;
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};
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// Accepts one or more non-whitespace characters (\S+).
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class NonWhitespaceValidator : public QValidator {
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Q_OBJECT
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public:
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NonWhitespaceValidator(QObject *parent=nullptr);
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QValidator::State validate(QString &input, int &pos) const override;
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};
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// Accepts a dotted IPv4 address (0-255 per octet).
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class IpAddressValidator : public QValidator {
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Q_OBJECT
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public:
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IpAddressValidator(QObject *parent=nullptr);
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QValidator::State validate(QString &input, int &pos) const override;
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};
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// C-locale floating-point validator (matches QString::toDouble).
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class DoubleValidator : public QValidator {
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Q_OBJECT
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public:
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DoubleValidator(QObject *parent = nullptr);
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QValidator::State validate(QString &input, int &pos) const override;
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};
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namespace utils {
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QPixmap icon(const QString &id);
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std::string homePath();
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std::filesystem::path configPath();
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bool getClipboardText(std::string *text); // false if no clipboard tool is available
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bool setClipboardText(const std::string &text);
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bool isDarkTheme();
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void setTheme(int theme);
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QString formatSeconds(double sec, bool include_milliseconds = false, bool absolute_time = false);
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inline void drawStaticText(QPainter *p, const QRect &r, const QStaticText &text) {
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auto size = (r.size() - text.size()) / 2;
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p->drawStaticText(r.left() + size.width(), r.top() + size.height(), text);
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}
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inline QString toHex(const std::vector<uint8_t> &dat, char separator = '\0') {
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static const char digits[] = "0123456789ABCDEF";
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QString hex;
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hex.reserve(dat.size() * (separator ? 3 : 2));
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for (size_t i = 0; i < dat.size(); ++i) {
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if (separator && i) hex += QLatin1Char(separator);
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hex += QLatin1Char(digits[dat[i] >> 4]);
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hex += QLatin1Char(digits[dat[i] & 0xf]);
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}
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return hex;
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}
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// boundary conversions for the remaining Qt byte-array based state APIs
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template <typename T>
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std::vector<uint8_t> toBytes(const T &dat) { return {dat.begin(), dat.end()}; }
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inline auto qbytes(const std::vector<uint8_t> &dat) {
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return decltype(QString().toUtf8())((const char *)dat.data(), (int)dat.size());
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}
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}
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class ToolButton : public QToolButton {
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Q_OBJECT
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public:
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ToolButton(const QString &icon, const QString &tooltip = {}, QWidget *parent = nullptr) : QToolButton(parent) {
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setIcon(icon);
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setToolTip(tooltip);
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setAutoRaise(true);
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const int metric = QApplication::style()->pixelMetric(QStyle::PM_SmallIconSize);
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setIconSize({metric, metric});
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theme = settings.theme;
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connect(&settings, &Settings::changed, this, &ToolButton::updateIcon);
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}
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void setIcon(const QString &icon) {
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icon_str = icon;
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QToolButton::setIcon(utils::icon(icon_str));
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}
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private:
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void updateIcon() { if (std::exchange(theme, settings.theme) != theme) setIcon(icon_str); }
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QString icon_str;
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int theme;
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};
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class TabBar : public QTabBar {
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Q_OBJECT
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public:
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TabBar(QWidget *parent) : QTabBar(parent) {}
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int addTab(const QString &text);
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private:
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void closeTabClicked();
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};
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// Watches SIGINT/SIGTERM via a self-pipe and a dedicated waiter thread
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// (no Qt notifiers/timers). Exit is marshaled onto the GUI thread.
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class UnixSignalHandler {
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public:
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UnixSignalHandler();
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~UnixSignalHandler();
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static void signalHandler(int s);
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private:
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inline static int sig_fd[2] = {};
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std::atomic<bool> shutting_down{false};
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std::thread waiter;
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};
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int num_decimals(double num);
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QString signalToolTip(const cabana::Signal *sig);
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inline QString toHexString(int value) { return QString("0x%1").arg(QString::number(value, 16).toUpper(), 2, '0'); }
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void initApp(int argc, char *argv[], bool disable_hidpi = true);
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QPixmap bootstrapPixmap(const QString &id);
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