#12461 Add support for import of .irap and .gri

* Add surfio as submodule and create importer with tests
* Update compile fix when mio.h is included in multiple compile units
* Move file tools into RifFileTools

ApplicationLibCode/ProjectDataModel/Surfaces/RimRegularFileSurface.cpp

@@ -0,0 +1,91 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2025     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 "RimRegularFileSurface.h"
+
+#include "RiaLogging.h"
+
+#include "RifSurfio.h"
+
+#include "cafPdmObjectScriptingCapability.h"
+
+CAF_PDM_SOURCE_INIT( RimRegularFileSurface, "RegularFileSurface" );
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+RimRegularFileSurface::RimRegularFileSurface()
+{
+    CAF_PDM_InitScriptableObject( "RegularFileSurface", ":/ReservoirSurface16x16.png" );
+
+    CAF_PDM_InitFieldNoDefault( &m_surfaceFilePath, "SurfaceFilePath", "File" );
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+void RimRegularFileSurface::setFilePath( const QString& filePath )
+{
+    m_surfaceFilePath = filePath;
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+bool RimRegularFileSurface::onLoadData()
+{
+    auto surfaceData = RifSurfio::importSurfaceData( m_surfaceFilePath().path().toStdString() );
+    if ( surfaceData.has_value() )
+    {
+        const auto [regularSurface, values] = surfaceData.value();
+
+        setNx( regularSurface.nx );
+        setNy( regularSurface.ny );
+        setOriginX( regularSurface.originX );
+        setOriginY( regularSurface.originY );
+        setIncrementX( regularSurface.incrementX );
+        setIncrementY( regularSurface.incrementY );
+        setRotation( regularSurface.rotation );
+
+        if ( !values.empty() )
+        {
+            const QString propertyName = "File Property Values";
+            setProperty( propertyName, values );
+        }
+
+        RimRegularSurface::onLoadData();
+
+        return true;
+    }
+
+    RiaLogging::error( QString::fromStdString( surfaceData.error() ) );
+
+    return false;
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+void RimRegularFileSurface::defineUiOrdering( QString uiConfigName, caf::PdmUiOrdering& uiOrdering )
+{
+    auto group = uiOrdering.addNewGroup( "Data Source" );
+    group->add( &m_surfaceFilePath );
+
+    setFieldsReadOnly( true );
+    RimRegularSurface::defineUiOrdering( uiConfigName, uiOrdering );
+}