Refactor: add RimWellLogFile interface

ApplicationLibCode/ProjectDataModel/WellLog/RimWellLogFileUtil.cpp

@@ -0,0 +1,39 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2023-     Equinor ASA
+//
+//  ResInsight is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
+//  WARRANTY; without even the implied warranty of MERCHANTABILITY or
+//  FITNESS FOR A PARTICULAR PURPOSE.
+//
+//  See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
+//  for more details.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#include "RimWellLogFileUtil.h"
+
+#include "RimWellLogFile.h"
+#include "RimWellPath.h"
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+std::vector<std::pair<double, double>> RimWellLogFileUtil::findMdAndChannelValuesForWellPath( const RimWellPath& wellPath,
+                                                                                              const QString&     channelName,
+                                                                                              QString*           unitString /*=nullptr*/ )
+{
+    std::vector<RimWellLogFile*> wellLogFiles = wellPath.descendantsIncludingThisOfType<RimWellLogFile>();
+    for ( RimWellLogFile* wellLogFile : wellLogFiles )
+    {
+        auto values = wellLogFile->findMdAndChannelValuesForWellPath( wellPath, channelName, unitString );
+        if ( !values.empty() ) return values;
+    }
+
+    return std::vector<std::pair<double, double>>();
+}