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examples/splineeditor/Plot.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 <QwtPlot>
+
+class QwtWheel;
+class QwtPlotMarker;
+class QwtPlotCurve;
+
+class Plot : public QwtPlot
+{
+    Q_OBJECT
+
+  public:
+    Plot( bool parametric, QWidget* parent = NULL );
+
+    virtual bool eventFilter( QObject*, QEvent* ) QWT_OVERRIDE;
+
+  public Q_SLOTS:
+    void updateMarker( int axis, double base );
+    void legendChecked( const QVariant&, bool on );
+    void setOverlaying( bool );
+    void setParametric( const QString& );
+    void setBoundaryCondition( const QString& );
+    void setClosed( bool );
+
+#ifndef QT_NO_PRINTER
+    void printPlot();
+#endif
+
+  private Q_SLOTS:
+    void scrollLeftAxis( double );
+
+  private:
+    void showCurve( QwtPlotItem*, bool on );
+
+    QwtPlotMarker* m_marker;
+    QwtPlotCurve* m_curve;
+    QwtWheel* m_wheel;
+
+    int m_boundaryCondition;
+};