Drizzled Public API Documentation

dec.h
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/function/func.h>
00023 #include <drizzled/function/math/real.h>
00024 
00025 // A class to handle logarithmic and trigonometric functions
00026 namespace drizzled
00027 {
00028 
00029 class Item_dec_func :public Item_real_func
00030 {
00031  public:
00032   Item_dec_func(): Item_real_func() {}
00033   Item_dec_func(Item *a) :Item_real_func(a) {}
00034   Item_dec_func(Item *a,Item *b) :Item_real_func(a,b) {}
00035   void fix_length_and_dec()
00036   {
00037     decimals=NOT_FIXED_DEC; max_length=float_length(decimals);
00038     maybe_null=1;
00039   }
00040 };
00041 
00042 } /* namespace drizzled */
00043 
00044