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diff --git a/src/svg_pattern.h b/src/svg_pattern.h
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+++ b/src/svg_pattern.h
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+/*
+ * This program source code file is part of KICAD, a free EDA CAD application.
+ *
+ * Copyright (C) 2021 Jan Sebastian Götte <kicad@jaseg.de>
+ * Copyright (C) 2021 KiCad Developers, see AUTHORS.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 SVG_PATTERN_H
+#define SVG_PATTERN_H
+
+#include <string>
+#include <cairo.h>
+
+#include <pugixml.hpp>
+#include <clipper.hpp>
+
+#include "svg_import_util.h"
+
+namespace svg_plugin {
+
+class SVGDocument;
+
+class Pattern {
+public:
+    Pattern() {}
+    Pattern(const pugi::xml_node &node, SVGDocument &doc);
+
+    void tile (ClipperLib::Paths &clip);
+
+private:
+    double x, y, w, h;
+    double vb_x, vb_y, vb_w, vb_h;
+    bool has_vb;
+    std::string patternTransform;
+    enum RelativeUnits patternUnits;
+    enum RelativeUnits patternContentUnits;
+    const pugi::xml_node _node;
+    SVGDocument *doc = nullptr;
+};
+
+} /* namespace svg_plugin */
+
+#endif /* SVG_PATTERN_H */