From 9da8398cf3e76f0ca6a944cc9b3a5e0ffa263513 Mon Sep 17 00:00:00 2001
From: Maciej Suminski <maciej.suminski@cern.ch>
Date: Thu, 7 Dec 2017 18:14:19 +0100
Subject: [PATCH] Added files missing in 602ecf75

---
 common/text_utils.cpp | 52 +++++++++++++++++++++++++++++++++++++++++++
 include/text_utils.h  | 38 +++++++++++++++++++++++++++++++
 2 files changed, 90 insertions(+)
 create mode 100644 common/text_utils.cpp
 create mode 100644 include/text_utils.h

diff --git a/common/text_utils.cpp b/common/text_utils.cpp
new file mode 100644
index 0000000000..2d0d635e61
--- /dev/null
+++ b/common/text_utils.cpp
@@ -0,0 +1,52 @@
+/*
+ * This program source code file is part of KICAD, a free EDA CAD application.
+ *
+ * Copyright (C) 2017 CERN
+ * @author Maciej Suminski <maciej.suminski@cern.ch>
+ *
+ * This program 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <text_utils.h>
+
+std::pair<UTF8, std::vector<bool>> ProcessOverbars( const UTF8& aText )
+{
+    UTF8 text;
+    std::vector<bool> flags;
+    bool overbar = false;
+
+    for( UTF8::uni_iter chIt = aText.ubegin(), end = aText.uend(); chIt < end; ++chIt )
+    {
+        if( *chIt == '~' )
+        {
+            if( ++chIt >= end )
+                break;
+
+            // It was a single tilda, it toggles overbar
+            if( *chIt != '~' )
+                overbar = !overbar;
+
+            // If it is a double tilda, just process the second one
+        }
+
+        text += *chIt;
+        flags.push_back( overbar );
+    }
+
+    return std::make_pair( text, flags );
+}
diff --git a/include/text_utils.h b/include/text_utils.h
new file mode 100644
index 0000000000..b37d4cb0cc
--- /dev/null
+++ b/include/text_utils.h
@@ -0,0 +1,38 @@
+/*
+ * This program source code file is part of KICAD, a free EDA CAD application.
+ *
+ * Copyright (C) 2017 CERN
+ * @author Maciej Suminski <maciej.suminski@cern.ch>
+ *
+ * This program 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 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef TEXT_UTILS_H
+#define TEXT_UTILS_H
+
+#include <utf8.h>
+#include <vector>
+
+/**
+ * Processes a text to extract the raw text and overbar flags.
+ * @param aText is the text to be processed.
+ * @return Pair of raw text and overbar enable flags for each character in the raw text.
+ */
+std::pair<UTF8, std::vector<bool>> ProcessOverbars( const UTF8& aText );
+
+#endif /* TEXT_UTILS_H */