ecvWaveformDialog.h

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#pragma once
 
// Local
#include "ecvPickingListener.h"
 
// Qt
#include <QDialog>
 
// QCustomPlot
#include <qcustomplot.h>
 
class QCPArrow;
class QCPBarsWithText;
class QCPColoredBars;
class QCPHiddenArea;
class QCPTextElement;
 
class Ui_WaveDialog;
class ccPointCloud;
class ccPickingHub;
 
class ccWaveWidget : public QCustomPlot {
    Q_OBJECT
 
public:
    explicit ccWaveWidget(QWidget* parent = nullptr);
 
    ~ccWaveWidget() override;
 
    void setTitle(const QString& str);
    void setAxisLabels(const QString& xLabel, const QString& yLabel);
 
    void init(ccPointCloud* cloud,
              unsigned pointIndex,
              bool logScale,
              double maxValue = 0.0);
 
    void clear();
    void refresh();
 
protected:  // methods
    // mouse events handling
    void mousePressEvent(QMouseEvent* event) override;
    void mouseMoveEvent(QMouseEvent* event) override;
    void resizeEvent(QResizeEvent* event) override;
 
    void clearInternal();
 
    void updateCurveWidth(int w, int h);
 
protected:  // attributes
    // Title
    QString m_titleStr;
    QCPTextElement* m_titlePlot;
 
    QCPGraph* m_curve;
    std::vector<double> m_curveValues;
    double m_dt;
    double m_minA, m_maxA;
    double m_echoPos;
 
    // vertical indicator
    QCPBarsWithText* m_vertBar;
    bool m_drawVerticalIndicator;
    double m_verticalIndicatorPositionPercent;
 
    // Peak marker
    QCPBarsWithText* m_peakBar;
 
    QFont m_renderingFont;
 
    QPoint m_lastMouseClick;
};
 
class ccWaveDialog : public QDialog, public ccPickingListener {
    Q_OBJECT
 
public:
    explicit ccWaveDialog(ccPointCloud* cloud,
                          ccPickingHub* pickingHub,
                          QWidget* parent = nullptr);
    ~ccWaveDialog() override;
 
    inline ccWaveWidget* waveWidget() { return m_widget; }
 
    // inherited from ccPickingListener
    virtual void onItemPicked(const PickedItem& pi) override;
 
protected:
    void onPointIndexChanged(int);
    void updateCurrentWaveform();
    void onPointPickingButtonToggled(bool);
    void onExportWaveAsCSV();
 
protected:  // members
    ccPointCloud* m_cloud;
 
    ccWaveWidget* m_widget;
 
    ccPickingHub* m_pickingHub;
 
    Ui_WaveDialog* m_gui;
 
    double m_waveMax;
};