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Split FieldSaver out into its own file

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This commit is contained in:
ScottNZ
2013-10-11 16:52:44 +13:00
parent 89a6d4f98e
commit 104a2d23cf
3 changed files with 95 additions and 75 deletions
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76
OpenRA.FileFormats/FieldLoader.cs
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@@ -1,6 +1,6 @@
#region Copyright & License Information
/*
* Copyright 2007-2011 The OpenRA Developers (see AUTHORS)
* Copyright 2007-2013 The OpenRA Developers (see AUTHORS)
* This file is part of OpenRA, which is free software. It is made
* available to you under the terms of the GNU General Public License
* as published by the Free Software Foundation. For more information,
@@ -344,80 +344,6 @@ namespace OpenRA.FileFormats
}
}
public static class FieldSaver
{
public static MiniYaml Save(object o)
{
var nodes = new List<MiniYamlNode>();
string root = null;
foreach (var f in o.GetType().GetFields(BindingFlags.Public | BindingFlags.Instance))
{
if (f.HasAttribute<FieldFromYamlKeyAttribute>())
root = FormatValue(o, f);
else
nodes.Add(new MiniYamlNode(f.Name, FormatValue(o, f)));
}
return new MiniYaml(root, nodes);
}
public static MiniYaml SaveDifferences(object o, object from)
{
if (o.GetType() != from.GetType())
throw new InvalidOperationException("FieldLoader: can't diff objects of different types");
var fields = o.GetType().GetFields(BindingFlags.Public | BindingFlags.Instance)
.Where(f => FormatValue(o, f) != FormatValue(from, f));
return new MiniYaml(null, fields.Select(f => new MiniYamlNode(f.Name, FormatValue(o, f))).ToList());
}
public static MiniYamlNode SaveField(object o, string field)
{
return new MiniYamlNode(field, FieldSaver.FormatValue(o, o.GetType().GetField(field)));
}
public static string FormatValue(object v, Type t)
{
if (v == null)
return "";
// Color.ToString() does the wrong thing; force it to format as an array
if (t == typeof(Color))
{
var c = (Color)v;
return "{0},{1},{2},{3}".F(((int)c.A).Clamp(0, 255),
((int)c.R).Clamp(0, 255),
((int)c.G).Clamp(0, 255),
((int)c.B).Clamp(0, 255));
}
// Don't save floats in settings.yaml using country-specific decimal separators which can be misunderstood as group seperators.
if (t == typeof(float))
return ((float)v).ToString(CultureInfo.InvariantCulture);
if (t == typeof(Rectangle))
{
var r = (Rectangle)v;
return "{0},{1},{2},{3}".F(r.X, r.Y, r.Width, r.Height);
}
if (t.IsArray)
{
var elems = ((Array)v).OfType<object>();
return elems.JoinWith(",");
}
return v.ToString();
}
public static string FormatValue(object o, FieldInfo f)
{
return FormatValue(f.GetValue(o), f.FieldType);
}
}
public class FieldFromYamlKeyAttribute : Attribute { }
// mirrors DescriptionAttribute from System.ComponentModel but we dont want to have to use that everywhere.