#4134 #4124 Refactor RiuSummaryQwtPlot on top of a base RiuQwtPlot class and use this for Cross Plots

* Get a lot of functionality included: zoom, panning, etc.

ApplicationCode/UserInterface/RiuQwtPlot.h

@@ -0,0 +1,76 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2016-     Statoil ASA
+// 
+//  ResInsight is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+// 
+//  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
+//  WARRANTY; without even the implied warranty of MERCHANTABILITY or
+//  FITNESS FOR A PARTICULAR PURPOSE.
+// 
+//  See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html> 
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#pragma once
+
+#include "RiuInterfaceToViewWindow.h"
+
+#include "RimRiuQwtPlotOwnerInterface.h"
+
+#include "cafPdmPointer.h"
+
+#include "qwt_plot.h"
+
+#include <QPointer>
+
+class QwtPlotCurve;
+class QwtPlotGrid;
+class QwtPlotZoomer;
+class QwtInterval;
+class QwtPicker;
+class QwtPlotMarker;
+class QwtScaleWidget;
+
+//==================================================================================================
+//
+//
+//
+//==================================================================================================
+class RiuQwtPlot : public QwtPlot, public RiuInterfaceToViewWindow
+{
+    Q_OBJECT;
+public:
+    RiuQwtPlot(RimViewWindow* viewWindow, QWidget* parent = nullptr);
+    ~RiuQwtPlot() override;
+
+    RimRiuQwtPlotOwnerInterface*     ownerPlotDefinition() const;
+    RimViewWindow*                   ownerViewWindow() const override;
+
+    QwtInterval             currentAxisRange(QwtPlot::Axis axis);
+
+protected:
+    bool                    eventFilter(QObject* watched, QEvent* event) override;
+
+    QSize                   sizeHint() const override;
+    QSize                   minimumSizeHint() const override;    
+
+private:
+    void                    selectClosestCurve(const QPoint& pos);
+
+private slots:
+    void                    onZoomedSlot( );
+    void                    onAxisClicked(int axis, double value);
+
+private:
+    caf::PdmPointer<RimViewWindow>      m_ownerViewWindow;
+
+    QPointer<QwtPlotZoomer>             m_zoomerLeft;
+    QPointer<QwtPlotZoomer>             m_zoomerRight;
+
+};
+