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111 lines
3.7 KiB
111 lines
3.7 KiB
#pragma once
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#include <QGraphicsPixmapItem>
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#include <QGraphicsProxyWidget>
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#include <QtCharts/QChartView>
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#include <QtCharts/QLegendMarker>
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#include <QtCharts/QLineSeries>
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#include <QtCharts/QScatterSeries>
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#include <QtCharts/QValueAxis>
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using namespace QtCharts;
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#include "tools/cabana/chart/tiplabel.h"
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#include "tools/cabana/dbc/dbcmanager.h"
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#include "tools/cabana/streams/abstractstream.h"
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enum class SeriesType {
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Line = 0,
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StepLine,
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Scatter
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};
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class ChartsWidget;
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class ChartView : public QChartView {
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Q_OBJECT
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public:
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ChartView(const std::pair<double, double> &x_range, ChartsWidget *parent = nullptr);
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void addSignal(const MessageId &msg_id, const cabana::Signal *sig);
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bool hasSignal(const MessageId &msg_id, const cabana::Signal *sig) const;
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void updateSeries(const cabana::Signal *sig = nullptr);
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void updatePlot(double cur, double min, double max);
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void setSeriesType(SeriesType type);
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void updatePlotArea(int left, bool force = false);
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void showTip(double sec);
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void hideTip();
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void startAnimation();
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struct SigItem {
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MessageId msg_id;
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const cabana::Signal *sig = nullptr;
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QXYSeries *series = nullptr;
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QVector<QPointF> vals;
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QVector<QPointF> step_vals;
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uint64_t last_value_mono_time = 0;
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QPointF track_pt{};
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SegmentTree segment_tree;
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double min = 0;
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double max = 0;
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};
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signals:
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void axisYLabelWidthChanged(int w);
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private slots:
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void signalUpdated(const cabana::Signal *sig);
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void manageSignals();
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void handleMarkerClicked();
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void msgUpdated(MessageId id);
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void msgRemoved(MessageId id) { removeIf([=](auto &s) { return s.msg_id == id; }); }
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void signalRemoved(const cabana::Signal *sig) { removeIf([=](auto &s) { return s.sig == sig; }); }
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private:
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void createToolButtons();
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void addSeries(QXYSeries *series);
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void mousePressEvent(QMouseEvent *event) override;
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void mouseReleaseEvent(QMouseEvent *event) override;
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void mouseMoveEvent(QMouseEvent *ev) override;
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void dragEnterEvent(QDragEnterEvent *event) override;
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void dragLeaveEvent(QDragLeaveEvent *event) override { drawDropIndicator(false); }
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void dragMoveEvent(QDragMoveEvent *event) override;
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void dropEvent(QDropEvent *event) override;
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void leaveEvent(QEvent *event) override;
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void resizeEvent(QResizeEvent *event) override;
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QSize sizeHint() const override;
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void updateAxisY();
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void updateTitle();
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void resetChartCache();
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void setTheme(QChart::ChartTheme theme);
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void paintEvent(QPaintEvent *event) override;
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void drawForeground(QPainter *painter, const QRectF &rect) override;
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void drawBackground(QPainter *painter, const QRectF &rect) override;
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void drawDropIndicator(bool draw) { if (std::exchange(can_drop, draw) != can_drop) viewport()->update(); }
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void drawTimeline(QPainter *painter);
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std::tuple<double, double, int> getNiceAxisNumbers(qreal min, qreal max, int tick_count);
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qreal niceNumber(qreal x, bool ceiling);
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QXYSeries *createSeries(SeriesType type, QColor color);
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void updateSeriesPoints();
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void removeIf(std::function<bool(const SigItem &)> predicate);
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inline void clearTrackPoints() { for (auto &s : sigs) s.track_pt = {}; }
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int y_label_width = 0;
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int align_to = 0;
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QValueAxis *axis_x;
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QValueAxis *axis_y;
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QAction *split_chart_act;
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QGraphicsPixmapItem *move_icon;
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QGraphicsProxyWidget *close_btn_proxy;
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QGraphicsProxyWidget *manage_btn_proxy;
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TipLabel tip_label;
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QList<SigItem> sigs;
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double cur_sec = 0;
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SeriesType series_type = SeriesType::Line;
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bool is_scrubbing = false;
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bool resume_after_scrub = false;
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QPixmap chart_pixmap;
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bool can_drop = false;
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double tooltip_x = -1;
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QFont signal_value_font;
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ChartsWidget *charts_widget;
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friend class ChartsWidget;
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};
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