Graph.cs

/*

   Copyright (C) 2019. rollrat All Rights Reserved.

   Author: Jeong HyunJun

*/

using GraphVizWrapper;
using GraphVizWrapper.Commands;
using GraphVizWrapper.Queries;
using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace InhaCC
{
    public class Graph
    {
        public static Bitmap ToImage(string str)
        {
            var getStartProcessQuery = new GetStartProcessQuery();
            var getProcessStartInfoQuery = new GetProcessStartInfoQuery();
            var registerLayoutPluginCommand = new RegisterLayoutPluginCommand(getProcessStartInfoQuery, getStartProcessQuery);
            
            var wrapper = new GraphGeneration(getStartProcessQuery,
                                              getProcessStartInfoQuery,
                                              registerLayoutPluginCommand);

            byte[] output = wrapper.GenerateGraph(str /*"digraph{a -> b; b -> c; c -> a;}"*/, Enums.GraphReturnType.Png);

            return ByteToImage(output);
        }


        private static Bitmap ByteToImage(byte[] blob)
        {
            MemoryStream mStream = new MemoryStream();
            byte[] pData = blob;
            mStream.Write(pData, 0, Convert.ToInt32(pData.Length));
            Bitmap bm = new Bitmap(mStream, false);
            mStream.Dispose();
            return bm;
        }

    }
}