Rename ApplicationCode to ApplicationLibCode

ApplicationLibCode/Application/Tools/RiaImageFileCompare.h

@@ -0,0 +1,57 @@
+/////////////////////////////////////////////////////////////////////////////////
+//
+//  Copyright (C) 2011-2012 Statoil ASA, Ceetron AS
+//
+//  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.
+//
+/////////////////////////////////////////////////////////////////////////////////
+
+#pragma once
+
+#include <QString>
+
+//==================================================================================================
+//
+// Compare two images (currently using ImageMagick in an external process)
+//
+//==================================================================================================
+class RiaImageFileCompare
+{
+public:
+    enum class ErrorType
+    {
+        IC_NO_ERROR, // No error occurred
+        IC_ERROR, // An error occurred
+        SEVERE_ERROR // Severe error occurred, it is likely that another call to compare() will also fail
+    };
+
+public:
+    explicit RiaImageFileCompare( QString compareExecutable );
+    ~RiaImageFileCompare();
+
+    bool      runComparison( const QString& imgFileName, const QString& refFileName, const QString& diffFileName );
+    bool      imagesEqual() const;
+    ErrorType error() const;
+    QString   errorMessage() const;
+    QString   errorDetails() const;
+
+private:
+    void reset();
+
+private:
+    QString   m_compareExecutable; // The executable for the ImageMagick compare tool
+    bool      m_imagesEqual; // Result of last comparison
+    ErrorType m_lastError; // Error for last execution
+    QString   m_errorMsg;
+    QString   m_errorDetails;
+};