00001 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*- 00002 * vim:expandtab:shiftwidth=2:tabstop=2:smarttab: 00003 * 00004 * Copyright (C) 2008 Sun Microsystems, Inc. 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; version 2 of the License. 00009 * 00010 * This program is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 * GNU General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU General Public License 00016 * along with this program; if not, write to the Free Software 00017 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00018 */ 00019 00020 #pragma once 00021 00022 #include <drizzled/hybrid_type_traits.h> 00023 00024 namespace drizzled { 00025 00026 class Hybrid_type_traits_decimal: public Hybrid_type_traits 00027 { 00028 public: 00029 virtual Item_result type() const; 00030 00031 virtual void 00032 fix_length_and_dec(Item *arg, Item *item) const; 00033 00034 /* Hybrid_type operations. */ 00035 virtual void set_zero(Hybrid_type *val) const; 00036 virtual void add(Hybrid_type *val, Field *f) const; 00037 virtual void div(Hybrid_type *val, uint64_t u) const; 00038 00039 virtual int64_t val_int(Hybrid_type *val, bool unsigned_flag) const; 00040 virtual double val_real(Hybrid_type *val) const; 00041 virtual type::Decimal *val_decimal(Hybrid_type *val, 00042 type::Decimal *buf) const; 00043 virtual String *val_str(Hybrid_type *val, String *buf, 00044 uint8_t decimals) const; 00045 static const Hybrid_type_traits_decimal *instance(); 00046 Hybrid_type_traits_decimal(); 00047 }; 00048 00049 } /* namespace drizzled */ 00050