cpml/cpml-util.c

   1 /* CPML - Cairo Path Manipulation Library
   2  * Copyright (C) 2008, 2009  Nicola Fontana <ntd at entidi.it>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA  02110-1301, USA.
  18  */
  19
  20
  21 /**
  22  * SECTION:macros
  23  * @Section_Id:macros
  24  * @title: Macros
  25  * @short_description: General purpose macros
  26  *
  27  * Collection of macros used by the CPML library.
  28  **/
  29
  30 /**
  31  * CPML_GNUC_CONST:
  32  *
  33  * To be appended at the end of a function to notice the compiler (gcc)
  34  * that the return value is constant.
  35  *
  36  * The coded is an adaptation of the #G_GNUC_CONST macro defined by
  37  * glib-2.18.3 in <filename>glib/gmacros.h</filename>.
  38  **/
  39
  40 /**
  41  * CAIRO_HAS_ARC_SUPPORT:
  42  *
  43  * Defined to 1 if cairo has arc support. Actually (cairo-1.8.8) cairo
  44  * does not have arc support so it is expected this define will be always
  45  * undefined.
  46  **/
  47
  48 /**
  49  * CAIRO_PATH_ARC_TO:
  50  *
  51  * The code of an arc-to primitive. This is expected to be defined by
  52  * cairo whenever (and if) cairo will support arc primitives. Actually
  53  * it resolves to an harcoded %100 constant.
  54  *
  55  * Check out the #CpmlArc section for further information.
  56  **/