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Instructions.cs
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Instructions.cs
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using System;
using System.IO;
namespace _7sCarletSceneEditor
{
public interface ITextRepresentable
{
string Text { get; set; }
}
public interface IBinaryRepresentable
{
byte[] Data { get; set; }
}
public abstract class Instruction
{
public short Opcode { get; }
public virtual string Name => this.GetType().Name;
public virtual string ContentType => "None";
public event Action<Instruction> ContentChanged;
protected void OnContentChanged() => ContentChanged?.Invoke(this);
public Instruction(short opcode)
{
this.Opcode = opcode;
}
public abstract void Write(BinaryWriter file);
}
public class BinaryInstruction : Instruction, IBinaryRepresentable
{
private byte[] _data;
public byte[] Data
{
get => _data;
set
{
_data = value;
OnContentChanged();
}
}
public override string ContentType => "Binary";
public BinaryInstruction(short opcode, byte[] data) :
base(opcode)
{
_data = data;
}
public override void Write(BinaryWriter file)
{
file.Write((short)(_data.Length + 4));
file.Write(Opcode);
file.Write(_data);
}
}
public class TextInstruction : Instruction, ITextRepresentable, IBinaryRepresentable
{
private string _text;
public string Text
{
get => _text;
set
{
_text = value;
OnContentChanged();
}
}
public override string ContentType => "Text";
public byte[] Data
{
get => Utility.DefaultEncoding.GetBytes(Text);
set
{
Text = Utility.DefaultEncoding.GetString(value);
OnContentChanged();
}
}
public TextInstruction(short opcode, string text) :
base(opcode)
{
_text = text;
}
public override void Write(BinaryWriter file)
{
byte[] data = Data;
file.Write((short)(data.Length + 5));
file.Write(Opcode);
file.Write(data);
file.Write((byte)0); // some of them require null termination
}
}
public class TextInstructionWithID : TextInstruction
{
public int ID { get; set; }
public override string Name => "TextInstructionWithID";
public TextInstructionWithID(short opcode, int id, string text) :
base(opcode, text)
{
ID = id;
}
public override void Write(BinaryWriter file)
{
byte[] data = Data;
file.Write((short)(data.Length + 9));
file.Write(Opcode);
file.Write(ID);
file.Write(data);
file.Write((byte)0); // some of them require null termination
}
}
public class DialogTextInstruction : TextInstructionWithID
{
public override string Name => "DialogText";
public DialogTextInstruction(short opcode, int id, string text) :
base(opcode, id, text)
{}
}
public class SpeakerNameInstruction : TextInstructionWithID
{
public override string Name => "SpeakerName";
public SpeakerNameInstruction(short opcode, int id, string text) :
base(opcode, id, text)
{ }
}
public class VoiceFileInstruction : TextInstructionWithID
{
public override string Name => "VoiceFile";
public VoiceFileInstruction(short opcode, int id, string text) :
base(opcode, id, text)
{ }
}
}