[spaces] propose BochnerSpace

dune/gdt/spaces/bochner.hh

+// This file is part of the dune-gdt project:
+//   https://github.com/dune-community/dune-gdt
+// Copyright 2010-2018 dune-gdt developers and contributors. All rights reserved.
+// License: Dual licensed as BSD 2-Clause License (http://opensource.org/licenses/BSD-2-Clause)
+//      or  GPL-2.0+ (http://opensource.org/licenses/gpl-license)
+//          with "runtime exception" (http://www.dune-project.org/license.html)
+// Authors:
+//   Felix Schindler (2018)
+
+#ifndef DUNE_GDT_SPACES_BOCHNER_HH
+#define DUNE_GDT_SPACES_BOCHNER_HH
+
+#include <dune/grid/onedgrid.hh>
+
+#include <dune/gdt/spaces/h1/continuous-lagrange.hh>
+
+#include "interface.hh"
+
+namespace Dune {
+namespace GDT {
+
+
+template <class GV, size_t r = 1, size_t rC = 1, class R = double>
+class BochnerSpace
+{
+public:
+  template <class... TemporalGridArgs>
+  BochnerSpace(const SpaceInterface<GV, r, rC, R>& spatial_space, TemporalGridArgs&&... temporal_grid_args)
+    : spatial_space_(spatial_space)
+    , temporal_grid_(std::forward<TemporalGridArgs>(temporal_grid_args)...)
+    , temporal_space_(temporal_grid_.leafGridView())
+  {
+  }
+
+  const ContinuousLagrangeSpace<typename OneDGrid::LeafGridView, 1>& temporal_space() const
+  {
+    return temporal_space_;
+  }
+
+  const SpaceInterface<GV, r, rC, R>& spatial_space() const
+  {
+    return spatial_space_;
+  }
+
+private:
+  const SpaceInterface<GV, r, rC, R>& spatial_space_;
+  const OneDGrid temporal_grid_;
+  const ContinuousLagrangeSpace<typename OneDGrid::LeafGridView, 1> temporal_space_;
+}; // class BochnerSpace
+
+
+} // namespace GDT
+} // namespace Dune
+
+#endif // DUNE_GDT_SPACES_BOCHNER_HH