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Diffstat (limited to 'mcs/class/corlib/System/DoubleFormatter.cs')
-rw-r--r-- | mcs/class/corlib/System/DoubleFormatter.cs | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/mcs/class/corlib/System/DoubleFormatter.cs b/mcs/class/corlib/System/DoubleFormatter.cs new file mode 100644 index 00000000000..25e35798b97 --- /dev/null +++ b/mcs/class/corlib/System/DoubleFormatter.cs @@ -0,0 +1,57 @@ +// +// System.DoubleFormatter.cs +// +// Author: +// Pedro Martinez Juliá <yoros@wanadoo.es> +// +// Copyright (C) 2003 Pedro Martínez Juliá <yoros@wanadoo.es> +// Copyright (C) 2004 Novell, Inc (http://www.novell.com) +// +// Permission is hereby granted, free of charge, to any person obtaining +// a copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to +// permit persons to whom the Software is furnished to do so, subject to +// the following conditions: +// +// The above copyright notice and this permission notice shall be +// included in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +// + +using System.Text; +using System.Collections; +using System.Globalization; + +namespace System +{ + internal class DoubleFormatter + { + private static FloatingPointFormatter fpf; + + const double p = 100000000000000.0d; + const double p10 = 1000000000000000.0; + const int dec_len = 14; + const int dec_len_min = -30; + const double p2 = 10000000000000000.0d; + const double p102 = 100000000000000000.0; + const int dec_len2 = 16; + const int dec_len_min2 = -34; + + internal static string NumberToString (string format, NumberFormatInfo nfi, double value) + { + if (fpf == null) { + fpf = new FloatingPointFormatter (p, p10, dec_len, dec_len_min, p2, p102, dec_len2, dec_len_min2); + } + return fpf.GetStringFrom (format, nfi, value); + } + } +} |