/*
 * VsqMetaText/Common.cs
 * Copyright (c) 2008 kbinani
 *
 * This file is part of Boare.Lib.Vsq.
 *
 * Boare.Lib.Vsq is free software; you can redistribute it and/or
 * modify it under the terms of the BSD License.
 *
 * Boare.Lib.Vsq is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 */
/*using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Drawing;*/

package com.boare.vsq;

/// <summary>
/// vsqファイルのメタテキストの[Common]セクションに記録される内容を取り扱う
/// </summary>
public class VsqCommon implements Cloneable {
    public String Version;
    public String Name;
    public String Color;
    public int DynamicsMode;
    public int PlayMode;

    public Object clone() {
        String[] spl = Color.Split( ",".ToCharArray(), 3 );
        int r = Integer.parseInt( spl[0] );
        int g = Integer.parseInt( spl[1] );
        int b = Integer.parseInt( spl[2] );
        System.Drawing.Color color = System.Drawing.Color.FromArgb( r, g, b );
        VsqCommon res = new VsqCommon( Name, color, DynamicsMode, PlayMode );
        res.Version = Version;
        return res;
    }


    /// <summary>
    /// 各パラメータを指定したコンストラクタ
    /// </summary>
    /// <param name="name">トラック名</param>
    /// <param name="color">Color値（意味は不明）</param>
    /// <param name="dynamics_mode">DynamicsMode（デフォルトは1）</param>
    /// <param name="play_mode">PlayMode（デフォルトは1）</param>
    public VsqCommon( string name, Color color, int dynamics_mode, int play_mode ) {
        this.Version = "DSB301";
        this.Name = name;
        this.Color = color.R + "," + color.G + "," + color.B;
        this.DynamicsMode = dynamics_mode;
        this.PlayMode = play_mode;
    }


    /// <summary>
    /// MetaTextのテキストファイルからのコンストラクタ
    /// </summary>
    /// <param name="sr">読み込むテキストファイル</param>
    /// <param name="last_line">読み込んだ最後の行が返される</param>
    public VsqCommon( TextMemoryStream sr, ref string last_line ) {
        Version = "";
        Name = "";
        Color = "0,0,0";
        DynamicsMode = 0;
        PlayMode = 0;
        last_line = sr.ReadLine();
        string[] spl;
        while ( !last_line.StartsWith( "[" ) ) {
            spl = last_line.Split( new char[] { '=' } );
            switch ( spl[0] ) {
                case "Version":
                    this.Version = spl[1];
                    break;
                case "Name":
                    this.Name = spl[1];
                    break;
                case "Color":
                    this.Color = spl[1];
                    break;
                case "DynamicsMode":
                    this.DynamicsMode = Integer.parseInt( spl[1] );
                    break;
                case "PlayMode":
                    this.PlayMode = Integer.parseInt( spl[1] );
                    break;
            }
            if ( sr.Peek() < 0 ) {
                break;
            }
            last_line = sr.ReadLine();
        }
    }


    /// <summary>
    /// インスタンスの内容をテキストファイルに出力します
    /// </summary>
    /// <param name="sw">出力先</param>
    public void write( TextMemoryStream sw ) {
        sw.WriteLine( "[Common]" );
        sw.WriteLine( "Version=" + Version );
        sw.WriteLine( "Name=" + Name );
        sw.WriteLine( "Color=" + Color );
        sw.WriteLine( "DynamicsMode=" + DynamicsMode );
        sw.WriteLine( "PlayMode=" + PlayMode );
    }


    /// <summary>
    /// VsqCommon構造体を構築するテストを行います
    /// </summary>
    /// <returns>テストに成功すればtrue、そうでなければfalse</returns>
    public static bool test() {
        string fpath = Path.GetTempFileName();
        StreamWriter sw = new StreamWriter( fpath, false, Encoding.Unicode );
        sw.WriteLine( "Version=DSB301" );
        sw.WriteLine( "Name=Voice1" );
        sw.WriteLine( "Color=181,162,123" );
        sw.WriteLine( "DynamicsMode=1" );
        sw.WriteLine( "PlayMode=1" );
        sw.WriteLine( "[Master]" );
        sw.Close();

        VsqCommon vsqCommon;
        string last_line = "";
        using ( TextMemoryStream sr = new TextMemoryStream( fpath, Encoding.Unicode ) ) {
            vsqCommon = new VsqCommon( sr, ref last_line );
        }

        bool result;
        if ( vsqCommon.Version == "DSB301" &&
            vsqCommon.Name == "Voice1" &&
            vsqCommon.Color == "181,162,123" &&
            vsqCommon.DynamicsMode == 1 &&
            vsqCommon.PlayMode == 1 &&
            last_line == "[Master]" ) {
            result = true;
        } else {
            result = false;
        }

        File.Delete( fpath );
        return result;
    }

}