using System;
using Android.Runtime;
using Android.Views;
using Com.Hdl.Widget;

namespace Shared
{

    /// <summary>
    /// ArcScaleSeekBar 空调 刻度圆弧控件
    /// </summary>
    public class ArcScaleSeekBar : BaseSeekBar
    {
        /// <summary>
        ///  当前视图
        /// </summary>
        /// <value>The HDLArcScaleSeekBar.</value>
        HDLArcScaleSeekBar mHDLArcScaleSeekBar
        {
            get
            {
                return AndroidView as HDLArcScaleSeekBar;
            }
            set
            {
                AndroidView = value;
            }
        }

        /// <summary>
        /// 构造函数
        /// </summary>
        public ArcScaleSeekBar()
        {
            mHDLArcScaleSeekBar = new HDLArcScaleSeekBar(Application.Activity);
            mOnProgressChangeListener = new OnProgressChangeListener(this);
            mHDLArcScaleSeekBar.SetOnProgressChangeListener(mOnProgressChangeListener);

        }



        /// <summary>
        /// 进度值显示单位
        /// </summary>
        /// <value>单位字符</value>
        public String ProgressBarUnitSring
        {
            set
            {
                mHDLArcScaleSeekBar.SetProgressBarUnitSring(value);
            }
        }

        /// <summary>
        /// 进度值最大值
        /// </summary>
        /// <value>最大值</value>
        public int MaxValue
        {
            set
            {
                mHDLArcScaleSeekBar.SetMaxValue(value);
            }
        }

        /// <summary>
        /// 进度值最小值
        /// </summary>
        /// <value>最小值</value>
        public int MinValue
        {
            set
            {
                mHDLArcScaleSeekBar.SetMinValue(value);
            }
        }

        /// <summary>
        /// 当前进度值
        /// </summary>
        /// <value>进度值</value>
        public int Progress
        {
            set
            {
                mHDLArcScaleSeekBar.Progress = value;
            }

            get
            {
                return mHDLArcScaleSeekBar.Progress;
            }
        }



        /// <summary>
        /// 当前进度值显示的文字颜色
        /// </summary>
        /// <value>文字颜色</value>
        public uint ProgressTextColor
        {
            set
            {

                byte r, g, b, a;
                r = (byte)(value / 256 / 256 % 256);
                g = (byte)(value / 256 % 256);
                b = (byte)(value % 256);
                a = (byte)(value / 256 / 256 / 256 % 256);

                mHDLArcScaleSeekBar.SetProgressTextColor(Android.Graphics.Color.Argb(a, r, g, b));
            }
        }

        /// <summary>
        /// 当前进度值显示的文字大小
        /// </summary>
        /// <value>文字大小</value>
        public int ProgressTextSize
        {
            set => mHDLArcScaleSeekBar.SetProgressTextSize(value);
        }

        /// <summary>
        /// 是否可以滑动
        /// </summary>
        /// <value>是否可以滑动</value>
        public bool IsClickable
        {
            set
            {
                mHDLArcScaleSeekBar.SetIsClickable(value);
            }
        }

        /// <summary>
        /// 是否可以滑动
        /// </summary>
        /// <value>是否可以滑动</value>
        public bool IsProgressTextShow
        {
            set
            {
                mHDLArcScaleSeekBar.SetProgressTextShow(value);
            }
        }



        /// <summary>
        /// 设置进度条 渐变颜色的开始颜色和结束颜色
        /// </summary>
        /// <value>开始颜色、结束颜色</value>
        public void SetProgressBarColors(uint startColor, uint endColor)
        {
            byte r, g, b, a;
            r = (byte)(startColor / 256 / 256 % 256);
            g = (byte)(startColor / 256 % 256);
            b = (byte)(startColor % 256);
            a = (byte)(startColor / 256 / 256 / 256 % 256);

            var start = Android.Graphics.Color.Argb(a, r, g, b);


            byte r2, g2, b2, a2;
            r2 = (byte)(endColor / 256 / 256 % 256);
            g2 = (byte)(endColor / 256 % 256);
            b2 = (byte)(endColor % 256);
            a2 = (byte)(endColor / 256 / 256 / 256 % 256);

            var end = Android.Graphics.Color.Argb(a2, r2, g2, b2);

      
            mHDLArcScaleSeekBar.SetStartColor(start);
            mHDLArcScaleSeekBar.SetEndColor(end);
            mHDLArcScaleSeekBar.PostInvalidate();

        }

        /// <summary>
        /// 是否离线 离线的话禁止滑动并绘制背景遮挡层
        /// </summary>
        /// <value>是否离线</value>
        public bool IsOffline
        {
            set
            {
                mHDLArcScaleSeekBar.SetOffline(value);
            }
        }




        /// <summary>
        /// EventHandler
        /// </summary>
        public EventHandler<int> OnProgressChangedEvent;
        public EventHandler<bool> OnStartTrackingTouchEvent;
        public EventHandler<int> OnStopTrackingTouchEvent;

        /// <summary>
        /// OnProgressChangeListener 继承响应事件
        /// </summary>
        OnProgressChangeListener mOnProgressChangeListener;

        public class OnProgressChangeListener : Java.Lang.Object, HDLArcScaleSeekBar.IOnProgressChangeListener
        {

            ArcScaleSeekBar _ArcScaleSeekBar;

            public OnProgressChangeListener(ArcScaleSeekBar view)
            {
                _ArcScaleSeekBar = view;
            }

            public void OnProgressChanged(HDLArcScaleSeekBar p0, int p1, bool p2)
            {
                if (_ArcScaleSeekBar.IsProgressChangeDelay()) return;
                _ArcScaleSeekBar.OnProgressChangedEvent?.Invoke(this, p0.Progress);
            }

            public void OnStartTrackingTouch(HDLArcScaleSeekBar p0)
            {
                _ArcScaleSeekBar.OnStartTrackingTouchEvent?.Invoke(this, true);
            }

            public void OnStopTrackingTouch(HDLArcScaleSeekBar p0)
            {
                _ArcScaleSeekBar.OnProgressChangedEvent?.Invoke(this, p0.Progress);
                _ArcScaleSeekBar.OnStopTrackingTouchEvent?.Invoke(this, p0.Progress);

            }
        }
    }
}