--- /dev/null
+/****************************************************************************
+ * Familia Lignum - Genealogical program *
+ * Copyright (C) 2011-2012 Rafał Długołęcki <rafal@dlugolecki.net.pl> *
+ * *
+ * 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; version 2 of the License. *
+ * *
+ * 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, write to the Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
+ * *
+ ****************************************************************************/
+
+#ifndef _UI_DRAWING_AREA_H
+#define _UI_DRAWING_AREA_H
+
+/**
+ * Function responsible for drawing content on each frame.
+ */
+gboolean drawing_area_draw(GtkWidget *widget, cairo_t *cr,
+ gpointer user_data);
+
+/**
+ * Function responsible for configuration of drawing area widget.
+ */
+gboolean drawing_area_configure_event (GtkWidget *widget,
+ GdkEventConfigure *event, gpointer data);
+
+#endif /* _UI_DRAWING_AREA_H */
+