using Delta.Engine;

using Delta.Rendering.Basics.Drawing;

using Delta.Rendering.Basics.Fonts;

using Delta.Utilities.Datatypes;

using NUnit.Framework;



namespace Delta.InputSystem.Tests

{

	internal class GestureTests

	{

		#region GestuerDrag (LongRunning)

		/// <summary>

		/// TestDrag

		/// </summary>

		[Test, Category("Visual")]

		public static void GestuerDrag()

		{

			Application.Start(delegate

			{

				// Change the background color for a better presentation. 

				Application.BackgroundColor = Color.Black;

				Font.Default.Draw("Drag To Draw",

					Rectangle.FromCenter(new Point(0.5f, 0.15f), Size.Half));

				Font.Default.Draw(

					"Note: if the line disappears it means you are dragging too fast " +

					"which turns it into a flick",

					Rectangle.FromCenter(new Point(0.5f, 0.175f), Size.Half));



				if (Input.Gestures.IsDrag)

				{

					Line.Draw(Input.Mouse.DragStartPosition,

						Input.Mouse.Position, Color.White);

				}

			});

		}

		#endregion



		#region GestureFlick (LongRunning)

		/// <summary>

		/// TestFlick

		/// </summary>

		[Test, Category("Visual")]

		public static void GestureFlick()

		{

			Application.Start(delegate

			{

				// Change the background color for a better presentation. 

				Application.BackgroundColor = Color.Black;

				Font.Default.Draw("Flick to change color",

					Rectangle.FromCenter(new Point(0.5f, 0.15f), Size.Half));



				if (Input.Gestures.IsFlick)

				{

					Application.BackgroundColor = Color.Random;

				}

			});

		}

		#endregion



		#region AllGestures (LongRunning)

		/// <summary>

		/// general test to test all out gestures at the same time

		/// </summary>

		[Test, Category("Visual")]

		public static void AllGestures()

		{

			// We need a time stamp to allow viewing the green color a gesture happen



			#region Flags and Counters

			int tapStamp = -1;

			int doubleTapSt = -1;

			int rotateSt = -1;

			int pinchSt = -1;

			int flickSt = -1;

			bool tap = false;

			bool doubleTap = false;

			bool pinch = false;

			bool flick = false;

			bool rotate = false;

			#endregion



			// Start our application here. 

			Application.Start(delegate

			{

				Application.BackgroundColor = Color.Black;

				Font.Default.Draw("Tap",

					Rectangle.FromCenter(new Point(0.45f, 0.45f), Size.Half));

				Font.Default.Draw("DoubleTap",

					Rectangle.FromCenter(new Point(0.45f, 0.475f), Size.Half));

				Font.Default.Draw("Hold",

					Rectangle.FromCenter(new Point(0.45f, 0.5f), Size.Half));

				Font.Default.Draw("Drag",

					Rectangle.FromCenter(new Point(0.45f, 0.525f), Size.Half));

				Font.Default.Draw("RightDrag(Deacticated)",

					Rectangle.FromCenter(new Point(0.45f, 0.55f), Size.Half));

				Font.Default.Draw("DualDrag",

					Rectangle.FromCenter(new Point(0.45f, 0.575f), Size.Half));

				Font.Default.Draw("HorizontalDrag",

					Rectangle.FromCenter(new Point(0.45f, 0.6f), Size.Half));

				Font.Default.Draw("VertiacalDrag",

					Rectangle.FromCenter(new Point(0.45f, 0.625f), Size.Half));

				Font.Default.Draw("Rotate",

					Rectangle.FromCenter(new Point(0.45f, 0.65f), Size.Half));

				Font.Default.Draw("Pinch",

					Rectangle.FromCenter(new Point(0.45f, 0.675f), Size.Half));

				Font.Default.Draw("Flick",

					Rectangle.FromCenter(new Point(0.45f, 0.7f), Size.Half));



				#region Set Green Light

				var gesture = Input.Gestures;

				if (gesture.IsDoubleTap)

				{

					doubleTap = true;

					doubleTapSt = Time.Seconds;

				}

				if (gesture.IsTap)

				{

					tap = true;

					tapStamp = Time.Seconds;

				}

				if (gesture.IsRotate)

				{

					rotate = true;

					rotateSt = Time.Seconds;

				}

				if (gesture.IsPinch)

				{

					pinch = true;

					pinchSt = Time.Seconds;

				}

				if (gesture.IsFlick)

				{

					flick = true;

					flickSt = Time.Seconds;

				}

				#endregion





				#region Tap

				// Indicator Lights

				if (tap && (Time.Seconds - tapStamp < 1))

				{

					Circle.DrawFilled(new Point(0.65f, 0.45f), 0.01f, Color.Green);

				}

				else

				{

					Circle.DrawFilled(new Point(0.65f, 0.45f), 0.01f, Color.Red);

					if (tapStamp > 0)

					{

						tapStamp = 0;

					}

				}

				#endregion



				#region DoubleTap

				if (doubleTap && (Time.Seconds - doubleTapSt < 1))

				{

					Circle.DrawFilled(new Point(0.65f, 0.475f), 0.01f, Color.Green);

				}

				else

				{

					Circle.DrawFilled(new Point(0.65f, 0.475f), 0.01f, Color.Red);

					if (doubleTapSt > 0)

					{

						doubleTapSt = 0;

					}

				}

				#endregion



				#region Hold

				if (gesture.IsHold)

				{

					Circle.DrawFilled(new Point(0.65f, 0.5f), 0.01f, Color.Green);

				}

				else

				{

					Circle.DrawFilled(new Point(0.65f, 0.5f), 0.01f, Color.Red);

				}

				#endregion



				#region Drag

				// Just a test to see that the buttons are updated as well for the 

				// Commands



				//if (gesture.IsDrag)

				if (Input.GetState(InputButton.GestureDrag) == InputState.Released)

				{

					Circle.DrawFilled(new Point(0.65f, 0.525f), 0.01f, Color.Green);

				}

				else

				{

					Circle.DrawFilled(new Point(0.65f, 0.525f), 0.01f, Color.Red);

				}

				#endregion



				#region IsRightDrag(Deactivated)

				//if (Input.Mouse.IsRightDrag)

				//{

				//  Circle.DrawFilled(new Point(0.65f, 0.55f), 0.01f, Color.Green);

				//}

				//else

				//{

				//  Circle.DrawFilled(new Point(0.65f, 0.55f), 0.01f, Color.Red);

				//}

				Circle.DrawFilled(new Point(0.65f, 0.55f), 0.01f, Color.Red);

				#endregion



				#region IsDaulDrag

				if (gesture.IsDaulDrag)

				{

					Circle.DrawFilled(new Point(0.65f, 0.575f), 0.01f, Color.Green);

				}

				else

				{

					Circle.DrawFilled(new Point(0.65f, 0.575f), 0.01f, Color.Red);

				}

				#endregion



				#region IsHorizontalDrag

				if (gesture.IsHorizontalDrag)

				{

					Circle.DrawFilled(new Point(0.65f, 0.6f), 0.01f, Color.Green);

				}

				else

				{

					Circle.DrawFilled(new Point(0.65f, 0.6f), 0.01f, Color.Red);

				}

				#endregion



				#region IsVerticalDrag

				if (gesture.IsVerticalDrag)

				{

					Circle.DrawFilled(new Point(0.65f, 0.625f), 0.01f, Color.Green);

				}

				else

				{

					Circle.DrawFilled(new Point(0.65f, 0.625f), 0.01f, Color.Red);

				}

				#endregion



				#region Rotate

				if (rotate && (Time.Seconds - rotateSt < 1))

				{

					Circle.DrawFilled(new Point(0.65f, 0.65f), 0.01f, Color.Green);

				}

				else

				{

					Circle.DrawFilled(new Point(0.65f, 0.65f), 0.01f, Color.Red);

					if (rotateSt > 0)

					{

						rotateSt = 0;

					}

				}

				#endregion



				#region Pinch

				if (pinch && (Time.Seconds - pinchSt < 1))

				{

					Circle.DrawFilled(new Point(0.65f, 0.675f), 0.01f, Color.Green);

				}

				else

				{

					Circle.DrawFilled(new Point(0.65f, 0.675f), 0.01f, Color.Red);

					if (pinchSt > 0)

					{

						pinchSt = 0;

					}

				}

				#endregion



				#region Flick

				if (flick && (Time.Seconds - flickSt < 1))

				{

					Circle.DrawFilled(new Point(0.65f, 0.7f), 0.01f, Color.Green);

				}

				else

				{

					Circle.DrawFilled(new Point(0.65f, 0.7f), 0.01f, Color.Red);

					if (flickSt > 0)

					{

						flickSt = 0;

					}

				}

				#endregion

			});

		}

		#endregion

	}

}