JsonPalette.cs :  » Development » Jayrock » TidyJson » C# / CSharp Open Source

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C# / CSharp Open Source » Development » Jayrock 
Jayrock » TidyJson » JsonPalette.cs
#region License, Terms and Conditions
//
// The MIT License
// Copyright (c) 2006, Atif Aziz. All rights reserved.
//
// 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.
//
//
// Author(s):
//  Atif Aziz (http://www.raboof.com)
//
#endregion

namespace TidyJson{
    #region Imports

    using System;
    using System.Configuration;
    using System.IO;
    using Jayrock.Json;
    using Jayrock.Json.Conversion;
    using Properties;

    #endregion

    [ Serializable ]
    internal sealed class JsonPalette : IJsonImportable
    {
        public JsonPalette() : 
            this(ConsoleBrush.Current) {}

        public JsonPalette(ConsoleBrush defaultBrush)
        {
            DefaultBrush = defaultBrush;
            Null = defaultBrush;
            String = defaultBrush;
            Number = defaultBrush;
            Boolean = defaultBrush;
            Object = defaultBrush;
            Member = defaultBrush;
            Array = defaultBrush;
        }

        public static JsonPalette Auto()
        {
            return Auto(ConsoleBrush.Current);
        }

        public static JsonPalette Auto(ConsoleBrush defaultBrush)
        {
            string setting;

            try
            {
                setting = (string) Settings.Default[defaultBrush.Background + "Palette"];
            }
            catch (SettingsPropertyNotFoundException)
            {
                setting = null;
            }

            if (string.IsNullOrEmpty(setting))
            {
                setting = Settings.Default.BlackPalette;
                defaultBrush = new ConsoleBrush(ConsoleColor.White, ConsoleColor.Black);
            }

            var palette = new JsonPalette(defaultBrush);
            palette.ImportJson(setting);

            return palette;
        }

        public ConsoleBrush DefaultBrush { get; set; }
        public ConsoleBrush Null { get; set; }
        public ConsoleBrush String { get; set; }
        public ConsoleBrush Number { get; set; }
        public ConsoleBrush Boolean { get; set; }
        public ConsoleBrush Object { get; set; }
        public ConsoleBrush Member { get; set; }
        public ConsoleBrush Array { get; set; }

        public void ImportJson(string text)
        {
            ImportJson(new JsonTextReader(new StringReader(text)));
        }

        public void ImportJson(JsonReader reader)
        {
            ((IJsonImportable) this).Import(new ImportContext(), reader);
        }

        void IJsonImportable.Import(ImportContext context, JsonReader reader)
        {
            reader.MoveToContent();

            if (reader.TokenClass != JsonTokenClass.Object)
            {
                reader.Skip();
                return;
            }

            reader.Read(/* object */);

            do
            {
                var brushName = reader.ReadMember().ToLowerInvariant();
                var color = reader.ReadString();

                var foreground = EnumHelper.TryParse<ConsoleColor>(color, true) ?? DefaultBrush.Foreground;

                switch (brushName)
                {
                    case "arr":
                    case "array":
                        Array = Array.ResetForeground(foreground);
                        break;
                    case "obj":
                    case "object":
                        Object = Object.ResetForeground(foreground);
                        break;
                    case "mem":
                    case "member":
                        Member = Member.ResetForeground(foreground);
                        break;
                    case "str":
                    case "string":
                        String = String.ResetForeground(foreground);
                        break;
                    case "num":
                    case "number":
                        Number = Number.ResetForeground(foreground);
                        break;
                    case "bit":
                    case "boolean":
                        Boolean = Boolean.ResetForeground(foreground);
                        break;
                    case "nil":
                    case "null":
                        Null = Null.ResetForeground(foreground);
                        break;
                    default:
                        continue;
                }
            }
            while (reader.TokenClass != JsonTokenClass.EndObject);

            reader.Read( /* end object */);
        }
    }
}
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