#define MONO_CAIRO_DEBUG_DISPOSE


using System;
using System.Runtime.InteropServices;
using OpenTK;
using OpenTK.Graphics.OpenGL;

using System.Diagnostics;

//using GGL;
using Crow;
using System.Threading;
using System.Collections.Generic;
using System.Linq;


namespace test
{
	class GOLIBTests : OpenTKGameWindow, IValueChange
	{
		#region IValueChange implementation
		public event EventHandler<ValueChangeEventArgs> ValueChanged;
		public virtual void NotifyValueChanged(string MemberName, object _value)
		{
			ValueChanged.Raise(this, new ValueChangeEventArgs(MemberName, _value));			
		}
		#endregion

		public GOLIBTests ()
			: base(800, 600,"test: press spacebar to toogle test files")
		{
			//VSync = VSyncMode.Off;
			Interface.CurrentInterface = CrowInterface;
			GraphicObject obj = CrowInterface.LoadInterface("Interfaces/" + testFiles[idx]);
			obj.DataSource = this;

		}

		int frameCpt = 0;
		int idx = 0;
		string[] testFiles = {
			"testMsgBox.goml",
			"testCombobox.goml",
			"testExpandable.goml",
			"test_Listbox.goml",
			"6.crow",
			"testGroupBox.goml",
			"1.crow",
			"5.crow",
			"testCheckbox.goml",
			"testWindow.goml",
			"fps.goml",
			"testTabView.crow",
			"0.crow",
			"testImage.crow",
			"testOutOfClipUpdate.crow",
//			"test_Listbox.goml",
//			"testTreeView.crow",
			"1.crow",
			"clip4.crow",
			"clip3.crow",
			"clip2.crow",
			"clip0.crow",
			"clip1.crow",
			"testPopper.goml",
			"testTextBox.crow",
			"testColorList.crow",
//			"5.crow",
//			"testCombobox.goml",
//			"testPopper.goml",
			"testTextBox.crow",
//			"testColorList.crow",
			"4.crow",
			"testSpinner.goml",
			"testScrollbar.goml",
			"testGrid.goml",
			"testButton.crow",
			"testBorder.goml",
//			"testButton2.crow",
			"test2WayBinding.crow",
			"test4.goml",
			"2.crow",
			"test1.goml",
			"testWindow2.goml",

			"testWindow3.goml",
			"testLabel.goml",
			"testAll.goml",
//			"testSpinner.goml",
//			"testRadioButton2.goml",
			"testContainer.goml",
			"testRadioButton.goml",

//			"testMeter.goml",
		};

		#region FPS
		int _fps = 0;

		public int fps {
			get { return _fps; }
			set {
				if (_fps == value)
					return;

				_fps = value;

				if (_fps > fpsMax) {
					fpsMax = _fps;
					ValueChanged.Raise(this, new ValueChangeEventArgs ("fpsMax", fpsMax));
				} else if (_fps < fpsMin) {
					fpsMin = _fps;
					ValueChanged.Raise(this, new ValueChangeEventArgs ("fpsMin", fpsMin));
				}

				ValueChanged.Raise(this, new ValueChangeEventArgs ("fps", _fps));
				#if MEASURE_TIME
				ValueChanged.Raise (this, new ValueChangeEventArgs ("update",
					this.CrowInterface.updateTime.ElapsedTicks.ToString () + " ticks"));
				ValueChanged.Raise (this, new ValueChangeEventArgs ("layouting",
					this.CrowInterface.layoutTime.ElapsedTicks.ToString () + " ticks"));
				ValueChanged.Raise (this, new ValueChangeEventArgs ("drawing",
					this.CrowInterface.drawingTime.ElapsedTicks.ToString () + " ticks"));
				#endif
			}
		}

		public int fpsMin = int.MaxValue;
		public int fpsMax = 0;

		void resetFps ()
		{
			fpsMin = int.MaxValue;
			fpsMax = 0;
			_fps = 0;
		}
		public string update = "";
		public string drawing = "";
		public string layouting = "";
		public Alignment alignment = Alignment.Left;
		#endregion

		public int intValue = 25;

		public int IntValue {
			get {
				return intValue;
			}
			set {
				intValue = value;
				NotifyValueChanged ("IntValue", intValue);
			}
		}
		void onSpinnerValueChange(object sender, ValueChangeEventArgs e){
			if (e.MemberName != "Value")
				return;
			intValue = Convert.ToInt32(e.NewValue);
		}
		void change_alignment(object sender, EventArgs e){
			RadioButton rb = sender as RadioButton;
			if (rb == null)
				return;
			NotifyValueChanged ("alignment", Enum.Parse(typeof(Alignment), rb.Caption));
		}
		public IList<String> List2 = new List<string>(new string[]
			{
				"string1",
				"string2",
				"string3",
				"string4",
				"string5",
				"string6",
				"string7",
				"string8",
				"string8",
				"string8",
				"string8",
				"string8",
				"string8",
				"string9"
			}
		);
		IList<Color> testList = Color.ColorDic.ToList();
		public IList<Color> TestList {
			set{
				testList = value;
				NotifyValueChanged ("TestList", testList);
			}
			get { return testList; }
		}
		void OnClear (object sender, MouseButtonEventArgs e) => TestList = null;

		void OnLoadList (object sender, MouseButtonEventArgs e) {
			TestList = Color.ColorDic.ToList();
		}

		void GOLIBTests_KeyboardKeyDown1 (object sender, OpenTK.Input.KeyboardKeyEventArgs e)
		{
			if (e.Key == OpenTK.Input.Key.Escape) {
				Quit (null, null);
				return;
			} else if (e.Key == OpenTK.Input.Key.L) {
				TestList.Add ("new string");
				NotifyValueChanged ("TestList", TestList);
				return;
			} else if (e.Key == OpenTK.Input.Key.W) {
				GraphicObject w = CrowInterface.LoadInterface("Interfaces/testWindow.goml");
				w.DataSource = this;
				return;
			}
			CrowInterface.ClearInterface ();
			idx++;
			if (idx == testFiles.Length)
				idx = 0;
			this.Title = testFiles [idx];
			GraphicObject obj = CrowInterface.LoadInterface("Interfaces/" + testFiles[idx]);
			obj.DataSource = this;
		}

//		protected override void OnUpdateFrame (FrameEventArgs e)
//		{
//			//if (frameCpt % 8 == 0)
//				base.OnUpdateFrame (e);
//
//			fps = (int)RenderFrequency;
//
//
//			if (frameCpt > 50) {
//				resetFps ();
//				frameCpt = 0;
//				GC.Collect();
//				GC.WaitForPendingFinalizers();
//				NotifyValueChanged("memory", GC.GetTotalMemory (false).ToString());
//			}
//			frameCpt++;
//		}
		void onButClick(object send, MouseButtonEventArgs e)
		{
			Console.WriteLine ("button clicked:" + send.ToString());
		}
		void onAddTabButClick(object sender, MouseButtonEventArgs e){
			
			TabView tv = CrowInterface.FindByName("tabview1") as TabView;
			if (tv == null)
				return;
			tv.AddChild (new TabItem () { Caption = "NewTab" });
		}
		[STAThread]
		static void Main ()
		{
			Console.WriteLine ("starting example");
			Gtk.Application.Init ();
			GOLIBTests win = new GOLIBTests ();
			win.KeyPressEvent += win.Win_KeyPressEvent;

			Gtk.Application.Run ();
		}
		void onMsgBoxOk(object sender, EventArgs e){
			Debug.WriteLine ("OK");
		}
		void onMsgBoxCancel(object sender, EventArgs e)
		{
			Debug.WriteLine ("cancel");
		}
		void Win_KeyPressEvent (object o, Gtk.KeyPressEventArgs args)
		{
			CrowInterface.ClearInterface ();
			idx++;
			if (idx == testFiles.Length)
				idx = 0;
			this.Title = testFiles [idx];
			GraphicObject obj = CrowInterface.LoadInterface("Interfaces/" + testFiles[idx]);
			obj.DataSource = this;			
		}
	}
}