[GO2OGS] Impl. of Layer.

Applications/FileIO/GocadIO/Layer.cpp

+/**
+ *
+ * @copyright
+ * Copyright (c) 2012-2019, OpenGeoSys Community (http://www.opengeosys.org)
+ *            Distributed under a Modified BSD License.
+ *              See accompanying file LICENSE.txt or
+ *              http://www.opengeosys.org/LICENSE.txt
+ */
+
+#include <algorithm>
+#include <iterator>
+#include <sstream>
+
+#include <logog/include/logog.hpp>
+
+#include "Layer.h"
+
+namespace FileIO
+{
+namespace Gocad
+{
+
+std::ostream& operator<<(std::ostream& os, Layer const& l)
+{
+    std::copy(l.regions.begin(), l.regions.end(),
+              std::ostream_iterator<Gocad::Region>(os, " "));
+    return os;
+}
+
+
+Layer parseLayer(std::string const& line, std::vector<Gocad::Region> const& regions)
+{
+    std::istringstream iss(line);
+    std::istream_iterator<std::string> it(iss);
+    // Check first word is MODEL_LAYER.
+    if (*it != std::string("MODEL_LAYER"))
+    {
+        ERR("Expected MODEL_LAYER keyword but '%s' found.\n", it->c_str());
+        throw std::runtime_error(
+            "In parseRegion() expected MODEL_LAYER keyword not found.\n");
+    }
+    ++it;
+
+    Layer l;
+    while (it != std::istream_iterator<std::string>() && *it != "END")
+    {
+        auto const& region_it =
+            std::find_if(regions.begin(), regions.end(),
+                         [&](Gocad::Region const& r) { return r.name == *it; });
+        if (region_it != regions.end())
+        {
+            l.regions.push_back(*region_it);
+        }
+        ++it;
+    }
+
+    return l;
+}
+
+}  // end namespace Gocad
+}  // end namespace FileIO

Applications/FileIO/GocadIO/Layer.h

+/**
+ *
+ * @copyright
+ * Copyright (c) 2012-2019, OpenGeoSys Community (http://www.opengeosys.org)
+ *            Distributed under a Modified BSD License.
+ *              See accompanying file LICENSE.txt or
+ *              http://www.opengeosys.org/LICENSE.txt
+ */
+
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include "Region.h"
+
+namespace FileIO
+{
+namespace Gocad
+{
+// Each model layer own several regions.
+struct Layer final
+{
+    std::vector<Region> regions;
+
+    bool hasRegion(Region const& r) const
+    {
+        return (std::find(regions.begin(), regions.end(), r) != regions.end());
+    }
+};
+
+std::ostream& operator<<(std::ostream& os, Layer const& l);
+
+Layer parseLayer(std::string const& line,
+                 std::vector<Gocad::Region> const& regions);
+
+}  // end namespace Gocad
+}  // end namespace FileIO