feat: AiAnalysis - 16通道AI数据UDP实时采集与分析

功能： - UDP端口监听，实时接收数据 - 解析16通道逗号分隔的ADC数据 - 实时波形绘制（支持滚轮缩放、右键拖拽、双击恢复） - 数据自动保存到 data_端口号/ 目录 - 支持打开历史CSV文件回放查看 - 16通道独立颜色，可切换显示/隐藏 - 深色主题界面
2026-04-30 12:46:49 +08:00
commit 7e3593c898
11 changed files with 1232 additions and 0 deletions
--- a/plotwidget.h
+++ b/plotwidget.h
@@ -0,0 +1,89 @@
+#ifndef PLOTWIDGET_H
+#define PLOTWIDGET_H
+
+#include <QWidget>
+#include <QVector>
+#include <QColor>
+#include <QTimer>
+#include <QMouseEvent>
+#include <QWheelEvent>
+
+class PlotWidget : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit PlotWidget(QWidget *parent = nullptr);
+
+    void addDataPoint(const QVector<double> &values);
+    void setAllData(const QVector<QVector<double>> &channels);
+    void clear();
+    void setChannelVisible(int channel, bool visible);
+    bool isChannelVisible(int channel) const;
+    void setDisplayPointCount(int count);
+    int displayPointCount() const;
+    void setYRange(double min, double max);
+    void autoRangeY();
+    void setTitle(const QString &title);
+    int totalPoints() const;
+
+protected:
+    void paintEvent(QPaintEvent *event) override;
+    void wheelEvent(QWheelEvent *event) override;
+    void mousePressEvent(QMouseEvent *event) override;
+    void mouseMoveEvent(QMouseEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent *event) override;
+    void mouseDoubleClickEvent(QMouseEvent *event) override;
+    void resizeEvent(QResizeEvent *event) override;
+
+private:
+    void drawBackground(QPainter &painter);
+    void drawGrid(QPainter &painter);
+    void drawCurves(QPainter &painter);
+    void drawAxes(QPainter &painter);
+    void drawLegend(QPainter &painter);
+
+    QRectF plotArea() const;
+    QPointF dataToWidget(double x, double y) const;
+
+    static QList<QColor> defaultColors();
+
+    // 数据
+    QVector<QVector<double>> m_data;  // 16个通道
+    QVector<bool> m_channelVisible;
+    int m_totalPoints;
+
+    // 视图参数
+    int m_displayPoints;
+    double m_yMin, m_yMax;
+    bool m_autoYRange;
+    bool m_autoScroll;
+
+    // 鼠标交互
+    bool m_dragging;
+    QPoint m_dragStart;
+    double m_dragYMinStart, m_dragYMaxStart;
+
+    // 边距
+    int m_marginLeft;
+    int m_marginRight;
+    int m_marginTop;
+    int m_marginBottom;
+
+    // 颜色
+    QList<QColor> m_colors;
+    QColor m_bgColor;
+    QColor m_gridColor;
+    QColor m_gridColorMinor;
+    QColor m_textColor;
+    QColor m_axisColor;
+
+    // 标题
+    QString m_title;
+
+    // 刷新定时器
+    QTimer *m_refreshTimer;
+    bool m_dirty;
+};
+
+#endif // PLOTWIDGET_H