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diff --git a/eeschema/lib_collectors.h b/eeschema/lib_collectors.h
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+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
+ * Copyright (C) 2011 KiCad Developers, see change_log.txt for contributors.
+ *
+ * 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 _LIB_COLLECTORS_H_
+#define _LIB_COLLECTORS_H_
+
+
+#include <class_collector.h>
+#include <lib_draw_item.h>
+
+
+class LIB_COLLECTOR;
+
+
+class LIB_COLLECTOR_DATA
+{
+    int m_unit;
+    int m_convert;
+
+    friend class LIB_COLLECTOR;
+
+public:
+    LIB_COLLECTOR_DATA() :
+        m_unit( 0 ),
+        m_convert( 0 ) {}
+};
+
+
+/**
+ * Class LIB_COLLECTOR
+ */
+class LIB_COLLECTOR : public COLLECTOR
+{
+    LIB_COLLECTOR_DATA m_data;
+
+public:
+
+    /**
+     * A scan list for all schematic items.
+     */
+    static const KICAD_T AllItems[];
+
+    /**
+     * A scan list for all editable schematic items.
+     */
+    static const KICAD_T EditableItems[];
+
+    /**
+     * A scan list for all movable schematic items.
+     */
+    static const KICAD_T MovableItems[];
+
+    /**
+     * A scan list for all rotatable schematic items.
+     */
+    static const KICAD_T RotatableItems[];
+
+    /**
+     * A scan list for all schematic items except pins.
+     */
+    static const KICAD_T AllItemsButPins[];
+
+    /**
+     * Constructor LIB_COLLECTOR
+     */
+    LIB_COLLECTOR( const KICAD_T* aScanTypes = LIB_COLLECTOR::AllItems )
+    {
+        SetScanTypes( aScanTypes );
+    }
+
+    /**
+     * Operator []
+     * overloads COLLECTOR::operator[](int) to return a LIB_ITEM* instead of
+     * an EDA_ITEM* type.
+     * @param aIndex The index into the list.
+     * @return LIB_ITEM* at \a aIndex or NULL.
+     */
+    LIB_ITEM* operator[]( int aIndex ) const
+    {
+        if( (unsigned)aIndex < (unsigned)GetCount() )
+            return (LIB_ITEM*) m_List[ aIndex ];
+
+        return NULL;
+    }
+
+    /**
+     * Function Inspect
+     * is the examining function within the INSPECTOR which is passed to the
+     * Iterate function.
+     *
+     * @param aItem An EDA_ITEM to examine.
+     * @param aTestData is not used in this class.
+     * @return SEARCH_RESULT #SEARCH_QUIT if the iterator is to stop the scan,
+     *                       else #SEARCH_CONTINUE;
+     */
+    SEARCH_RESULT Inspect( EDA_ITEM* aItem, const void* aTestData = NULL );
+
+    /**
+     * Function Collect
+     * scans a SCH_ITEM using this class's Inspector method, which does the collection.
+     * @param aItem A SCH_ITEM to scan.
+     * @param aFilterList A list of #KICAD_T types with a terminating #EOT, that determines
+     *                    what is to be collected and the priority order of the resulting
+     *                    collection.
+     * @param aPosition A wxPoint to use in hit-testing.
+     * @param aUnit The unit of the items to collect or zero if all units.
+     * @param aConvert The convert of the items to collect or zero if all conversions.
+     */
+    void Collect( LIB_ITEMS& aItem, const KICAD_T aFilterList[], const wxPoint& aPosition,
+                  int aUnit = 0, int aConvert = 0 );
+};
+
+
+#endif // _LIB_COLLECTORS_H_