companion/src/macros.h

   1 /*
   2  * Copyright (C) OpenTX
   3  *
   4  * Based on code named
   5  *   th9x - http://code.google.com/p/th9x
   6  *   er9x - http://code.google.com/p/er9x
   7  *   gruvin9x - http://code.google.com/p/gruvin9x
   8  *
   9  * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License version 2 as
  13  * published by the Free Software Foundation.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  */
  20
  21 #ifndef _MACROS_H_
  22 #define _MACROS_H_
  23
  24 #include "constants.h"
  25 #include <QDataStream>
  26 #include <iterator>
  27
  28 #define DIM(arr__)   (std::end(arr__) - std::begin(arr__))
  29
  30 #ifndef CONCATENATE
  31   #define CONCATENATE_IMPL(A, B)   A ## B
  32   #define CONCATENATE(A, B)        CONCATENATE_IMPL(A, B)
  33 #endif
  34
  35 #define CHECK_IN_ARRAY(T, index) ((index) >= 0 && int(index) < DIM(T) ? T[(index)] : CPN_STR_UNKNOWN_ITEM)
  36
  37 #define CREATE_ENUM_STREAM_OPS3(functype, type, datatype) \
  38         functype QDataStream& operator << (QDataStream &out, type &e) { return out << (datatype&)e; } \
  39         functype QDataStream& operator >> (QDataStream &in, type &e) { in >> (datatype&)e; return in; }
  40
  41 #define CREATE_ENUM_STREAM_OPS2(type, datatype)          CREATE_ENUM_STREAM_OPS3(inline, type, datatype)
  42 #define CREATE_ENUM_STREAM_OPS(type)                     CREATE_ENUM_STREAM_OPS2(type, quint32)
  43
  44 #define CREATE_ENUM_FRIEND_STREAM_OPS2(type, datatype)   CREATE_ENUM_STREAM_OPS3(friend inline , type, datatype)
  45 #define CREATE_ENUM_FRIEND_STREAM_OPS(type)              CREATE_ENUM_FRIEND_STREAM_OPS2(type, quint32)
  46
  47 #endif // _MACROS_H_