osu/osu.Game/IO/Serialization/Converters/Vector2Converter.cs
2019-01-24 17:43:03 +09:00

39 lines
1.2 KiB
C#

// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using osuTK;
namespace osu.Game.IO.Serialization.Converters
{
/// <summary>
/// A type of <see cref="JsonConverter"/> that serializes only the X and Y coordinates of a <see cref="Vector2"/>.
/// </summary>
public class Vector2Converter : JsonConverter
{
public override bool CanConvert(Type objectType) => objectType == typeof(Vector2);
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
var obj = JObject.Load(reader);
return new Vector2((float)obj["x"], (float)obj["y"]);
}
public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
{
var vector = (Vector2)value;
writer.WriteStartObject();
writer.WritePropertyName("x");
writer.WriteValue(vector.X);
writer.WritePropertyName("y");
writer.WriteValue(vector.Y);
writer.WriteEndObject();
}
}
}