From 8a0290b44b9755d4269457ceb5d89008d9ef369d Mon Sep 17 00:00:00 2001
From: Roland Winklmeier <Roland.M.Winklmeier@gmail.com>
Date: Sat, 26 Mar 2016 21:10:55 +0100
Subject: [PATCH] classes CWeatherGridProvider and CWeatherGridAware

refs #612
---
 src/blackcore/simulator.h                     |  1 +
 src/blackmisc/weather/weathergridprovider.cpp | 27 ++++++++++
 src/blackmisc/weather/weathergridprovider.h   | 53 +++++++++++++++++++
 3 files changed, 81 insertions(+)
 create mode 100644 src/blackmisc/weather/weathergridprovider.cpp
 create mode 100644 src/blackmisc/weather/weathergridprovider.h

diff --git a/src/blackcore/simulator.h b/src/blackcore/simulator.h
index f3c58010d..44093944f 100644
--- a/src/blackcore/simulator.h
+++ b/src/blackcore/simulator.h
@@ -278,6 +278,7 @@ namespace BlackCore
         //! \param ownAircraftProvider       in memory access to own aircraft data
         //! \param remoteAircraftProvider    in memory access to rendered aircraft data such as situation history and aircraft itself
         //! \param pluginStorageProvider     in memory access to persistent plugin data store
+        //! \param weatherGridProvider       in memory access to weather grid data
         //! \return driver instance
         virtual ISimulator *create(
             const BlackMisc::Simulation::CSimulatorPluginInfo &info,
diff --git a/src/blackmisc/weather/weathergridprovider.cpp b/src/blackmisc/weather/weathergridprovider.cpp
new file mode 100644
index 000000000..13100e6a1
--- /dev/null
+++ b/src/blackmisc/weather/weathergridprovider.cpp
@@ -0,0 +1,27 @@
+/* Copyright (C) 2015
+ * 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.
+ */
+
+#include "weathergridprovider.h"
+
+using namespace BlackMisc;
+
+namespace BlackMisc
+{
+    namespace Weather
+    {
+
+        void CWeatherGridAware::requestWeatherGrid(const BlackMisc::Weather::CWeatherGrid &weatherGrid,
+                                                   const BlackMisc::CSlot<void(const BlackMisc::Weather::CWeatherGrid &)> &callback)
+        {
+            Q_ASSERT_X(this->m_weatherGridProvider, Q_FUNC_INFO, "No object available");
+            return this->m_weatherGridProvider->requestWeatherGrid(weatherGrid, callback);
+        }
+
+    } // namespace
+} // namespace
diff --git a/src/blackmisc/weather/weathergridprovider.h b/src/blackmisc/weather/weathergridprovider.h
new file mode 100644
index 000000000..1c26f2dd7
--- /dev/null
+++ b/src/blackmisc/weather/weathergridprovider.h
@@ -0,0 +1,53 @@
+/* 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 BLACKMISC_WEATHER_WEATHERGRIDPROVIDER_H
+#define BLACKMISC_WEATHER_WEATHERGRIDPROVIDER_H
+
+#include "blackmisc/blackmiscexport.h"
+#include "blackmisc/identifier.h"
+#include "blackmisc/weather/weathergrid.h"
+#include "blackmisc/pq/length.h"
+#include "blackmisc/slot.h"
+
+namespace BlackMisc
+{
+    namespace Weather
+    {
+        //! Direct threadsafe in memory access to weather grid
+        class BLACKMISC_EXPORT IWeatherGridProvider
+        {
+        public:
+            //! Request weather grid
+            virtual void requestWeatherGrid(const BlackMisc::Weather::CWeatherGrid &weatherGrid,
+                                            const BlackMisc::CSlot<void(const BlackMisc::Weather::CWeatherGrid &)> &callback) = 0;
+        };
+
+        //! Delegating class which can be directly used to access an \sa IWeatherGridProvider instance
+        class BLACKMISC_EXPORT CWeatherGridAware
+        {
+        public:
+            //! \copydoc IWeatherGridProvider::requestWeatherGrid
+            virtual void requestWeatherGrid(const BlackMisc::Weather::CWeatherGrid &weatherGrid,
+                                            const BlackMisc::CSlot<void(const BlackMisc::Weather::CWeatherGrid &)> &callback);
+
+        protected:
+            //! Constructor
+            CWeatherGridAware(IWeatherGridProvider *weatherGridProvider) : m_weatherGridProvider(weatherGridProvider) { Q_ASSERT(weatherGridProvider); }
+            IWeatherGridProvider *m_weatherGridProvider = nullptr; //!< access to object
+        };
+
+    } // namespace
+} // namespace
+
+Q_DECLARE_INTERFACE(BlackMisc::Weather::IWeatherGridProvider, "BlackMisc::Weather::IWeatherGridProvider")
+
+#endif // guard