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103 lines
2.7 KiB
103 lines
2.7 KiB
#pragma once
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#include <array>
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#include <cmath>
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#include <QByteArray>
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#include <QColor>
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#include <QFont>
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#include <QRegExpValidator>
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#include <QStringBuilder>
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#include <QStyledItemDelegate>
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#include <QToolButton>
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#include <QVector>
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#include "tools/cabana/dbc.h"
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class ChangeTracker {
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public:
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void compute(const QByteArray &dat, double ts, uint32_t freq);
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void clear();
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QVector<double> last_change_t;
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QVector<QColor> colors;
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QVector<std::array<uint32_t, 8>> bit_change_counts;
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private:
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const int periodic_threshold = 10;
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const int start_alpha = 128;
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const float fade_time = 2.0;
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QByteArray prev_dat;
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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 QVector<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 QVector<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);
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void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
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QFont fixed_font;
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int byte_width;
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};
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inline QString toHex(const QByteArray &dat) { return dat.toHex(' ').toUpper(); }
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QString toHex(uint8_t byte);
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QColor getColor(const cabana::Signal *sig);
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class NameValidator : public QRegExpValidator {
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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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namespace utils {
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QPixmap icon(const QString &id);
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}
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QToolButton *toolButton(const QString &icon, const QString &tooltip);
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int num_decimals(double num);
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