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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+#ifndef com_sun_star_chart2_CurveStyle_idl
+#define com_sun_star_chart2_CurveStyle_idl
+
+module com
+{
+module sun
+{
+module star
+{
+module chart2
+{
+
+/** Sets the type of curves that are drawn for line charts.
+ */
+enum CurveStyle
+{
+    /** Lines between data points are not smoothed
+     */
+    LINES,
+
+    /** Data points are connected via a smoothed cubic spline curve.
+        The data points themselves are part of to the curve.
+     */
+    CUBIC_SPLINES,
+
+    /** Data points are connected via a parametric, interpolating
+        B-spline curve.
+     */
+    B_SPLINES,
+
+    /**
+     * Non-uniform rational b-splines
+     */
+    NURBS,
+
+    /** Data points are connected via a 2-segmented stepped line.
+        The line starts horizontally.
+
+        \verbatim
+                   O
+                   |
+                   |
+                   |
+             O-----+
+        \endverbatim
+     */
+    STEP_START,
+
+    /** Data points are connected via a 2-segmented stepped line.
+        The line ends horizontally.
+
+        \verbatim
+            +------O
+            |
+            |
+            |
+            O
+        \endverbatim
+     */
+    STEP_END,
+
+    /** Data points are connected via a 3-segmented stepped line.
+        The lines is horizontal till the center of the X values.
+
+        \verbatim
+                +--O
+                |
+                |
+                |
+             O--+
+        \endverbatim
+     */
+    STEP_CENTER_X,
+
+    /** Data points are connected via a 3-segmented stepped line.
+        The lines is horizontal at the center of the Y values.
+
+        \verbatim
+                   O
+                   |
+             +-----+
+             |
+             O
+        \endverbatim
+     */
+    STEP_CENTER_Y
+};
+
+} ; // chart2
+} ; // com
+} ; // sun
+} ; // star
+
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */