Use TouchGFX

Middlewares/ST/touchgfx/framework/include/mvp/MVPHeap.hpp

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+/******************************************************************************
+* Copyright (c) 2018(-2023) STMicroelectronics.
+* All rights reserved.
+*
+* This file is part of the TouchGFX 4.21.2 distribution.
+*
+* This software is licensed under terms that can be found in the LICENSE file in
+* the root directory of this software component.
+* If no LICENSE file comes with this software, it is provided AS-IS.
+*
+*******************************************************************************/
+
+/**
+ * @file mvp/MVPHeap.hpp
+ *
+ * Declares the touchgfx::MVPHeap class.
+ */
+#ifndef TOUCHGFX_MVPHEAP_HPP
+#define TOUCHGFX_MVPHEAP_HPP
+
+#include "common/AbstractPartition.hpp"
+
+namespace touchgfx
+{
+class AbstractPartition;
+class MVPApplication;
+
+/**
+ * Generic heap class for MVP applications. Serves as a way of obtaining the memory storage
+ * areas for presenters, screens, transitions and the concrete application.
+ *
+ * Subclassed by an application-specific heap which provides the actual storage areas.
+ * This generic interface is used only in makeTransition.
+ */
+class MVPHeap
+{
+public:
+    /**
+     * Initializes a new instance of the MVPHeap class.
+     *
+     * @param [in] pres A memory partition containing enough memory to hold the largest
+     *                  presenter.
+     * @param [in] scr  A memory partition containing enough memory to hold the largest view.
+     * @param [in] tra  A memory partition containing enough memory to hold the largest
+     *                  transition.
+     * @param [in] app  A reference to the MVPApplication instance.
+     */
+    MVPHeap(AbstractPartition& pres,
+            AbstractPartition& scr,
+            AbstractPartition& tra,
+            MVPApplication& app)
+        : presenterStorage(pres),
+          screenStorage(scr),
+          transitionStorage(tra),
+          frontendApplication(app)
+    {
+    }
+
+    /** Finalizes an instance of the MVPHeap class. */
+    virtual ~MVPHeap()
+    {
+    }
+
+    AbstractPartition& presenterStorage;  ///< A memory partition containing enough memory to hold the largest presenter.
+    AbstractPartition& screenStorage;     ///< A memory partition containing enough memory to hold the largest view.
+    AbstractPartition& transitionStorage; ///< A memory partition containing enough memory to hold the largest transition.
+    MVPApplication& frontendApplication;  ///< A reference to the MVPApplication instance.
+};
+
+} // namespace touchgfx
+
+#endif // TOUCHGFX_MVPHEAP_HPP