Add new WeatherData plugin structure

refs #556

src/blackcore/weatherdata.h

@@ -0,0 +1,67 @@
+/* Copyright (C) 2016
+ * swift Project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKCORE_WEATHERDATA_H
+#define BLACKCORE_WEATHERDATA_H
+
+#include "blackcoreexport.h"
+#include "blackmisc/geo/latitude.h"
+#include "blackmisc/geo/longitude.h"
+#include "blackmisc/weather/gridpoint.h"
+#include "blackmisc/weather/weathergrid.h"
+#include <QObject>
+
+namespace BlackCore
+{
+
+    /*!
+     * Interface to weather data
+     */
+    class BLACKCORE_EXPORT IWeatherData : public QObject
+    {
+        Q_OBJECT
+
+    public:
+        //! Destructor
+        virtual ~IWeatherData() {}
+
+        //! Fetch new weather data
+        virtual void fetchWeatherData(const BlackMisc::Geo::CLatitude &latitude, const BlackMisc::Geo::CLongitude &longitude, double maxDistance = -1) = 0;
+
+        //! Get fetched weather data
+        virtual BlackMisc::Weather::CWeatherGrid getWeatherData() const = 0;
+
+    signals:
+        //! Finished fetching data
+        void fetchingFinished();
+
+    protected:
+        //! Default constructor
+        IWeatherData(QObject *parent = nullptr) : QObject(parent) {}
+    };
+
+    /*!
+     * Factory pattern class to create instances of IWeatherData
+     */
+    class BLACKCORE_EXPORT IWeatherDataFactory
+    {
+    public:
+        //! Virtual destructor
+        virtual ~IWeatherDataFactory() {}
+
+        //! Create a new instance
+        virtual IWeatherData *create(QObject *parent = nullptr) = 0;
+    };
+} // namespace
+
+Q_DECLARE_INTERFACE(BlackCore::IWeatherDataFactory, "org.swift-project.blackcore.weatherdata")
+
+#endif // guard