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libs/main/containers/picontainers.h

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+/*! \file picontainers.h
+ * \brief Base for generic containers
+ * 
+ * This file declare all containers and useful macros
+ * to use them
+*/
+/*
+	PIP - Platform Independent Primitives
+	Base for generic containers
+	Ivan Pelipenko peri4ko@yandex.ru
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU Lesser General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	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 Lesser General Public License for more details.
+
+	You should have received a copy of the GNU Lesser General Public License
+	along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef PICONTAINERS_H
+#define PICONTAINERS_H
+
+#include "picout.h"
+#include "piintrospection_containers.h"
+#ifdef PIP_DEBUG
+#  ifdef NDEBUG
+#    undef NDEBUG
+#  endif
+#  include <cassert>
+#endif
+#ifndef assert
+#  define assert(x)
+#endif
+#ifdef MAC_OS
+#  include <stdlib.h>
+#else
+#  include <malloc.h>
+#endif
+#include <initializer_list>
+#include <string.h>
+#include <new>
+#ifndef PIP_MEMALIGN_BYTES
+#  define PIP_MEMALIGN_BYTES (sizeof(void*)*4)
+#endif
+#ifdef WINDOWS
+#  ifdef CC_GCC
+#    define amalloc(s) __mingw_aligned_malloc(s, PIP_MEMALIGN_BYTES)
+#    define afree(p) __mingw_aligned_free(p)
+#  else
+#    ifdef CC_VC
+#      define amalloc(s) _aligned_malloc(s, PIP_MEMALIGN_BYTES)
+#      define afree(p) _aligned_free(p)
+#    endif
+#  endif
+#else
+#  define amalloc(s) aligned_alloc(PIP_MEMALIGN_BYTES, s)
+#  define afree(p) free(p)
+#endif
+
+
+#ifdef DOXYGEN
+
+/*!\brief Macro for iterate any container
+ * \details Use this macros instead of standard "for"
+ * to get read/write access to each element of container.
+ * Pass direction is direct \n
+ * Example: \snippet picontainers.cpp foreach
+ */
+#  define piForeach(i,c)
+
+/*!\brief Macro for iterate any container only for read
+ * \details Use this macros instead of standard "for"
+ * to get read access to each element of container.
+ * Pass direction is direct \n
+ * Example: \snippet picontainers.cpp foreachC
+ */
+#  define piForeachC(i,c)
+
+/*!\brief Macro for iterate any container with reverse direction
+ * \details Use this macros instead of standard "for"
+ * to get read/write access to each element of container.
+ * Pass direction is reverse \n
+ * Example: \snippet picontainers.cpp foreachR
+ */
+#  define piForeachR(i,c)
+
+/*!\brief Macro for iterate any container only for read with reverse direction
+ * \details Use this macros instead of standard "for"
+ * to get read access to each element of container.
+ * Pass direction is reverse \n
+ * Example: \snippet picontainers.cpp foreachCR
+ */
+#  define piForeachCR(i,c)
+
+#else
+
+
+template <typename C>
+struct _reverse_wrapper {
+	C & c_;
+	_reverse_wrapper(C & c): c_(c) {}
+	_reverse_wrapper(const C & c): c_(const_cast<C&>(c)) {}
+	typename C::reverse_iterator begin() {return c_.rbegin();}
+	typename C::reverse_iterator end() {return c_.rend(); }
+	typename C::const_reverse_iterator begin() const {return c_.rbegin();}
+	typename C::const_reverse_iterator end() const {return c_.rend(); }
+};
+
+template <typename C> _reverse_wrapper<C> _reverse_wrap(C & c) {return _reverse_wrapper<C>(c);}
+template <typename C> _reverse_wrapper<C> _reverse_wrap(const C & c) {return _reverse_wrapper<C>(c);}
+
+
+#  define piForTimes(c) for(int _i##c = 0; _i##c < c; ++_i##c)
+
+#  define piForeach(i,c) for(i : c)
+#  define piForeachC(i,c) for(const i : c)
+#  define piForeachR(i,c) for(i : _reverse_wrap(c))
+#  define piForeachRC(i,c) for(const i : _reverse_wrap(c))
+
+#  define piForeachCR piForeachRC
+
+#endif // DOXYGEN
+
+
+#endif // PICONTAINERS_H