Yoba atlas parser

using System;
using System.IO;
using System.Collections.Generic;
using Newtonsoft.Json;

namespace Gamiron7 {
    struct JsonSize {
        [JsonProperty( "w" )]
        public int W { get; set; }
        [JsonProperty( "h" )]
        public int H { get; set; }
    }

    struct JsonRect {
        [JsonProperty( "x" )]
        public int X { get; set; }
        [JsonProperty( "y" )]
        public int Y { get; set; }
        [JsonProperty( "w" )]
        public int W { get; set; }
        [JsonProperty( "h" )]
        public int H { get; set; }
    }

    struct AtlasFrame {
        [JsonProperty("filename")]
        public string FileName { get; set; }

        [JsonProperty("frame")]
        public JsonRect Frame { get; set; }

        [JsonProperty( "rotated" )]
        public bool Rotated { get; set; }

        [JsonProperty( "trimmed" )]
        public bool Trimmed { get; set; }

        [JsonProperty( "spriteSourceSize" )]
        public JsonRect SpriteSourceSize { get; set; }

        [JsonProperty( "sourceSize" )]
        public JsonSize SourceSize { get; set; }
    }

    class TextureAtlas {
        [JsonProperty( "frames" )]
        public IList<AtlasFrame> Frames { get; set; }

        public AtlasFrame GetFrame( string name ) {
            foreach ( var f in Frames ) {
                if ( f.FileName == name ) {
                    return f;
                }
            }

            throw new Exception( "There is no frame named " + name + " in this atlas!");
        }

        public AtlasFrame this[string frame] {
            get {
                return GetFrame( frame );
            }
        }

        public static TextureAtlas LoadFromFile( string fileName ) {
            return JsonConvert.DeserializeObject<TextureAtlas>( File.ReadAllText( fileName ) );
        }
    }
}