QGCDataPlot2D.h 1.9 KB
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#ifndef QGCDATAPLOT2D_H
#define QGCDATAPLOT2D_H

#include <QWidget>
#include <QFile>
#include "IncrementalPlot.h"
#include "LogCompressor.h"

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namespace Ui
{
class QGCDataPlot2D;
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}

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class QGCDataPlot2D : public QWidget
{
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    Q_OBJECT
public:
    QGCDataPlot2D(QWidget *parent = 0);
    ~QGCDataPlot2D();

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    /** @brief Calculate and display regression function*/
    bool calculateRegression(QString xName, QString yName, QString method="linear");

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    /** @brief Linear regression over data points */
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    bool linearRegression(double *x, double *y, int n, double *a, double *b, double *r);
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public slots:
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    /** @brief Load previously selected file */
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    void loadFile();
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    /** @brief Load file with this name */
    void loadFile(QString file);
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    /** @brief Reload a file, with filtering enabled */
    void reloadFile();
    void selectFile();
    void loadCsvLog(QString file, QString xAxisName="", QString yAxisFilter="");
    void loadRawLog(QString file, QString xAxisName="", QString yAxisFilter="");
    void saveCsvLog();
    /** @brief Save plot to PDF or SVG */
    void savePlot();
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    /** @brief Export PDF file */
    void exportPDF(QString fileName);
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    /** @brief Export SVG file */
    void exportSVG(QString file);
    /** @brief Print or save PDF file (MacOS/Linux) */
    void print();
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    /** @brief Calculate and display regression function*/
    bool calculateRegression();
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signals:
    void visibilityChanged(bool visible);

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protected:
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    void showEvent(QShowEvent* event)
    {
        QWidget::showEvent(event);
        emit visibilityChanged(true);
    }

    void hideEvent(QHideEvent* event)
    {
        QWidget::hideEvent(event);
        emit visibilityChanged(false);
    }

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    void changeEvent(QEvent *e);
    IncrementalPlot* plot;
    LogCompressor* compressor;
    QFile* logFile;
    QString fileName;
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    QStringList curveNames;
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private:
    Ui::QGCDataPlot2D *ui;
};

#endif // QGCDATAPLOT2D_H