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examples/oscilloscope/MainWindow.h

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+/*****************************************************************************
+ * Qwt Examples - Copyright (C) 2002 Uwe Rathmann
+ * This file may be used under the terms of the 3-clause BSD License
+ *****************************************************************************/
+
+#pragma once
+
+#include <QWidget>
+
+class Plot;
+class Knob;
+class WheelBox;
+
+class MainWindow : public QWidget
+{
+    Q_OBJECT
+
+  public:
+    MainWindow( QWidget* = NULL );
+
+    void start();
+
+    double amplitude() const;
+    double frequency() const;
+    double signalInterval() const;
+
+  Q_SIGNALS:
+    void amplitudeChanged( double );
+    void frequencyChanged( double );
+    void signalIntervalChanged( double );
+
+  private:
+    Knob* m_frequencyKnob;
+    Knob* m_amplitudeKnob;
+    WheelBox* m_timerWheel;
+    WheelBox* m_intervalWheel;
+
+    Plot* m_plot;
+};