using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;
using Android.Util;
using Android.Views.InputMethods;
using Android.Text;

namespace Shared
{
	/// <summary>
	/// TextView
	/// </summary>
	public class TextView : View
	{
		/// <summary>
		/// 当前视图
		/// </summary>
		/// <value>The android text.</value>
		AndroidTextView currentAndroidTextView
		{
			get
			{
				return AndroidView as AndroidTextView;
			}
			set
			{
				AndroidView = value;
			}
		}
		public TextView()
		{
			currentAndroidTextView = new AndroidTextView(Application.Activity,this);
		}
		/// <summary>
		/// 文字大小
		/// </summary>
		/// <value>The size of the text.</value>
		public float TextSize
		{
			get
			{
				return currentAndroidTextView.TextSize;
			}
			set
			{
				currentAndroidTextView.SetTextSize(ComplexUnitType.Sp, value);
			}
		}

		/// <summary>
		/// 文本
		/// </summary>
		/// <value>The text.</value>
		public string Text
		{
			get
			{
				return currentAndroidTextView.Text;
			}
			set
			{

				if (currentAndroidTextView.Text == value)
				{
					return;
				}
				currentAndroidTextView.Text = value;
			}
		}
		int textID;
		/// <summary>
		/// 根据ID获取对应的备注
		/// </summary>
		/// <value>The text I.</value>
		public int TextID
		{
			get
			{
				return textID;
			}
			set
			{
				textID = value;
				Text = Language.StringByID(TextID);
			}
		}


		bool isSelected;
		/// <summary>
		/// Gets or sets a value indicating whether this instance is selected.
		/// </summary>
		/// <value><c>true</c> if this instance is selected; otherwise, <c>false</c>.</value>
		public bool IsSelected
		{
			get
			{
				return isSelected;
			}
			set
			{
				isSelected = value;

				if (!IsCanRefresh)
				{
					return;
				}
				if (isSelected)
				{

					if (!Background(SelectedImagePath))
					{
						BackgroundColor = BackgroundColor;
					}
				}
				else
				{
					if (!Background(UnSelectedImagePath))
					{
						BackgroundColor = BackgroundColor;
					}
				}
			}
		}

		/// <summary>
		/// 刷新大小
		/// </summary>
		public override void Refresh()
		{
			base.Refresh();
			IsSelected = isSelected;
			currentAndroidTextView.Gravity =   GravityFlags.Center;
		}

		uint textColor;
		/// <summary>
		/// 文字颜色
		/// </summary>
		/// <value>The color of the text.</value>
		public uint TextColor
		{
			get
			{
				return textColor;
			}
			set
			{
				textColor = value;
				byte r, g, b, a;
				r = (byte)(textColor / 256 / 256 % 256);
				g = (byte)(textColor / 256 % 256);
				b = (byte)(textColor % 256);
				a = (byte)(textColor / 256 / 256 / 256 % 256);
				currentAndroidTextView.SetTextColor(Android.Graphics.Color.Argb(a, r, g, b));
			}
		}

        bool isMoreLines;
        public bool IsMoreLines
        {
            get
            {
                return isMoreLines;
            }
            set
            {
                isMoreLines = value;
                currentAndroidTextView.SetSingleLine(!value);
            }
        }


		/// <summary>
		/// 选择时背景图路径
		/// </summary>
		/// <value>The selected image path.</value>
		public string SelectedImagePath { get; set; }

		/// <summary>
		/// 非选中状态的背景图路径
		/// </summary>
		/// <value>The un selected image path.</value>
		public string UnSelectedImagePath { get; set; }

		class AndroidTextView : Android.Widget.TextView
		{
			View _view;
			public AndroidTextView(Context context, View view)
							: base(context)
			{
				_view = view;
				SetTextColor(Android.Graphics.Color.White);
				SetPadding(0, 0, 0, 0);
				TextAlignment = Android.Views.TextAlignment.Center;
				SetSingleLine(true);
                SetTextSize(ComplexUnitType.Sp, 10);
				Ellipsize = TextUtils.TruncateAt.Marquee;
				SetMarqueeRepeatLimit(int.MaxValue);
				System.Threading.Tasks.Task.Run(() =>
				{
					System.Threading.Thread.Sleep(1000);
					Application.RunOnMainThread(() =>
					{
						Selected = true;
					});
				});

			}

			public override bool IsFocused
			{
				get
				{
					return true;
				}
			}

			/// <summary>
			/// 重写点击事件
			/// </summary>
			/// <returns><c>true</c>, if touch event was oned, <c>false</c> otherwise.</returns>
			/// <param name="e">E.</param>
			public override bool OnTouchEvent(MotionEvent e)
			{
				if (_view != null)
				{
					_view.TouchEvent(e);
				}
				return base.OnTouchEvent(e);
			}
		}
	}
}