using System;

namespace UnityEngine
{
	//TodoBC: make all these internal next time we do a breaking release
	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct, AllowMultiple = true)]
	internal class CppIncludeAttribute : Attribute
	{	
		public CppIncludeAttribute(string header) {}
	}

	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct, AllowMultiple = true)]
	internal class CppDefineAttribute : Attribute
	{	
		public CppDefineAttribute(string symbol, string value) {}
	}

	[AttributeUsage(AttributeTargets.Method | AttributeTargets.Constructor, AllowMultiple = false)]
	internal class CppBodyAttribute : Attribute
	{
		public CppBodyAttribute(string body) {}
	}

	[AttributeUsage(AttributeTargets.Method, AllowMultiple = false)]
	internal class CppInvokeAttribute : Attribute
	{
	}

	[AttributeUsage(AttributeTargets.Property, AllowMultiple = false)]
	internal class CppPropertyBodyAttribute : Attribute
	{
		public CppPropertyBodyAttribute(string getterBody, string setterBody) {}
		public CppPropertyBodyAttribute(string getterBody) {}
	}

	[AttributeUsage(AttributeTargets.Property, AllowMultiple = false)]
	internal class CppPropertyAttribute : Attribute
	{
		public CppPropertyAttribute(string getter, string setter) { }
		public CppPropertyAttribute(string getter) { }
	}

	[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Method | AttributeTargets.Constructor | AttributeTargets.Property, AllowMultiple = false)]
	public class ThreadSafeAttribute : Attribute {}

	[AttributeUsage(AttributeTargets.Method | AttributeTargets.Constructor | AttributeTargets.Property, AllowMultiple = false)]
	public class ConstructorSafeAttribute : Attribute {}

	[AttributeUsage(AttributeTargets.Parameter, AllowMultiple = false)]
	internal class WritableAttribute: Attribute { }
}