offapi/com/sun/star/rendering/FillRule.idl

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef __com_sun_star_rendering_FillRule_idl__
  20 #define __com_sun_star_rendering_FillRule_idl__
  21
  22 module com { module sun { module star { module rendering {
  23
  24 /** Determines which algorithm to use when determining inside and
  25     outside of filled poly-polygons.
  26
  27     @since OOo 2.0
  28  */
  29 enum FillRule
  30 {
  31     /** Fill every area, where, when traveling along a line, the
  32         summed winding number (that is, -1 for a
  33         counter-clockwise-oriented polygon, and +1 for a
  34         clockwise-oriented) is non-zero.<p>
  35
  36         For example, a poly-polygon consisting of two concentric
  37         circles with similar orientation is filled the same way as if
  38         only the outer circle would exist. If both have opposite
  39         orientation, then the filled representation looks the same as
  40         if filled with the EVEN_ODD fill rule.<p>
  41      */
  42     NON_ZERO,
  43
  44
  45     /** Fill every area, where, when traveling along a line, an
  46         uneven number of intersections with polygon edges have
  47         happened.<p>
  48      */
  49     EVEN_ODD
  50 };
  51
  52 }; }; }; };
  53
  54 #endif
  55
  56 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */