using CPF.Mac.CoreGraphics;
using CPF.Mac.Foundation;
using CPF.Mac.ObjCRuntime;
using System;
using System.ComponentModel;

namespace CPF.Mac.AppKit
{
	[Register("NSShadow", true)]
	public class NSShadow : NSObject
	{
		private static readonly IntPtr selShadowOffsetHandle = Selector.GetHandle("shadowOffset");

		private static readonly IntPtr selSetShadowOffset_Handle = Selector.GetHandle("setShadowOffset:");

		private static readonly IntPtr selShadowBlurRadiusHandle = Selector.GetHandle("shadowBlurRadius");

		private static readonly IntPtr selSetShadowBlurRadius_Handle = Selector.GetHandle("setShadowBlurRadius:");

		private static readonly IntPtr selShadowColorHandle = Selector.GetHandle("shadowColor");

		private static readonly IntPtr selSetShadowColor_Handle = Selector.GetHandle("setShadowColor:");

		private static readonly IntPtr selSetHandle = Selector.GetHandle("set");

		private static readonly IntPtr class_ptr = Class.GetHandle("NSShadow");

		private object __mt_ShadowColor_var;

		public override IntPtr ClassHandle => class_ptr;

		public virtual CGSize ShadowOffset
		{
			[Export("shadowOffset")]
			get
			{
				NSApplication.EnsureUIThread();
				if (IsDirectBinding)
				{
					return Messaging.CGSize_objc_msgSend(base.Handle, selShadowOffsetHandle);
				}
				return Messaging.CGSize_objc_msgSendSuper(base.SuperHandle, selShadowOffsetHandle);
			}
			[Export("setShadowOffset:")]
			set
			{
				NSApplication.EnsureUIThread();
				if (IsDirectBinding)
				{
					Messaging.void_objc_msgSend_CGSize(base.Handle, selSetShadowOffset_Handle, value);
				}
				else
				{
					Messaging.void_objc_msgSendSuper_CGSize(base.SuperHandle, selSetShadowOffset_Handle, value);
				}
			}
		}

		public virtual double ShadowBlurRadius
		{
			[Export("shadowBlurRadius")]
			get
			{
				NSApplication.EnsureUIThread();
				if (IsDirectBinding)
				{
					return Messaging.Double_objc_msgSend(base.Handle, selShadowBlurRadiusHandle);
				}
				return Messaging.Double_objc_msgSendSuper(base.SuperHandle, selShadowBlurRadiusHandle);
			}
			[Export("setShadowBlurRadius:")]
			set
			{
				NSApplication.EnsureUIThread();
				if (IsDirectBinding)
				{
					Messaging.void_objc_msgSend_Double(base.Handle, selSetShadowBlurRadius_Handle, value);
				}
				else
				{
					Messaging.void_objc_msgSendSuper_Double(base.SuperHandle, selSetShadowBlurRadius_Handle, value);
				}
			}
		}

		public virtual NSColor ShadowColor
		{
			[Export("shadowColor")]
			get
			{
				NSApplication.EnsureUIThread();
				return (NSColor)(__mt_ShadowColor_var = ((!IsDirectBinding) ? ((NSColor)Runtime.GetNSObject(Messaging.IntPtr_objc_msgSendSuper(base.SuperHandle, selShadowColorHandle))) : ((NSColor)Runtime.GetNSObject(Messaging.IntPtr_objc_msgSend(base.Handle, selShadowColorHandle)))));
			}
			[Export("setShadowColor:")]
			set
			{
				NSApplication.EnsureUIThread();
				if (value == null)
				{
					throw new ArgumentNullException("value");
				}
				if (IsDirectBinding)
				{
					Messaging.void_objc_msgSend_IntPtr(base.Handle, selSetShadowColor_Handle, value.Handle);
				}
				else
				{
					Messaging.void_objc_msgSendSuper_IntPtr(base.SuperHandle, selSetShadowColor_Handle, value.Handle);
				}
				__mt_ShadowColor_var = value;
			}
		}

		[EditorBrowsable(EditorBrowsableState.Advanced)]
		[Export("init")]
		public NSShadow()
			: base(NSObjectFlag.Empty)
		{
			if (IsDirectBinding)
			{
				base.Handle = Messaging.IntPtr_objc_msgSend(base.Handle, Selector.Init);
			}
			else
			{
				base.Handle = Messaging.IntPtr_objc_msgSendSuper(base.SuperHandle, Selector.Init);
			}
		}

		[EditorBrowsable(EditorBrowsableState.Advanced)]
		[Export("initWithCoder:")]
		public NSShadow(NSCoder coder)
			: base(NSObjectFlag.Empty)
		{
			if (IsDirectBinding)
			{
				base.Handle = Messaging.IntPtr_objc_msgSend_IntPtr(base.Handle, Selector.InitWithCoder, coder.Handle);
			}
			else
			{
				base.Handle = Messaging.IntPtr_objc_msgSendSuper_IntPtr(base.SuperHandle, Selector.InitWithCoder, coder.Handle);
			}
		}

		[EditorBrowsable(EditorBrowsableState.Advanced)]
		public NSShadow(NSObjectFlag t)
			: base(t)
		{
		}

		[EditorBrowsable(EditorBrowsableState.Advanced)]
		public NSShadow(IntPtr handle)
			: base(handle)
		{
		}

		[Export("set")]
		public virtual void Set()
		{
			NSApplication.EnsureUIThread();
			if (IsDirectBinding)
			{
				Messaging.void_objc_msgSend(base.Handle, selSetHandle);
			}
			else
			{
				Messaging.void_objc_msgSendSuper(base.SuperHandle, selSetHandle);
			}
		}

		protected override void Dispose(bool disposing)
		{
			base.Dispose(disposing);
			if (base.Handle == IntPtr.Zero)
			{
				__mt_ShadowColor_var = null;
			}
		}
	}
}
