using System;
using Shared.IO;
using Shared.IOS.TBL;
using UIKit;

namespace Shared
{

    /// <summary>
    /// HDLDiyArcSeekBar 控件
    /// </summary>
    public class DiyArcSeekBar : View
    {
        /// <summary>
        ///  当前视图
        /// </summary>
        /// <value>The HDLDiyArcSeekBar.</value>
        HDLDiyArcSeekbar mHDLDiyArcSeekBar
        {
            get
            {
                return uiView as HDLDiyArcSeekbar;
            }
            set
            {
                uiView = value;
            }
        }


        /// <summary>
        /// 构造函数
        /// </summary>
        public DiyArcSeekBar()
        {
            mHDLDiyArcSeekBar = new HDLDiyArcSeekbar
            {
                MProgressChangedDelegate = new OnProgressChangeListener(this)
            };

        }


        /// <summary>
        /// 刷新布局
        /// </summary>
        private void RefreshFrame()
        {
            mHDLDiyArcSeekBar.InitWithFrameSeekBar(new CoreGraphics.CGRect(base.X, base.Y, base.Width, base.Height));
        }

        /// <summary>
		/// 控件宽度
		/// </summary>
		public override int Width
        {
            get
            {
                return base.Width;
            }
            set
            {
                base.Width = value;
                RefreshFrame();
            }
        }


        /// <summary>
        /// 控件的高度
        /// </summary>
        public override int Height
        {
            get
            {
                return base.Height;
            }
            set
            {
                base.Height = value;
                RefreshFrame();
            }
        }

        /// <summary>
        /// 控件的X坐标
        /// </summary>
        public override int X
        {
            get
            {
                return base.X;
            }
            set
            {
                base.X = value;
                RefreshFrame();
            }
        }


        /// <summary>
        /// 控件的X坐标
        /// </summary>
        public override int Y
        {
            get
            {
                return base.Y;
            }
            set
            {
                base.Y = value;
                RefreshFrame();
            }
        }


   
        int minValue = 0;
        int maxValue = 100;
        /// <summary>
        /// 进度值最大值
        /// </summary>
        /// <value>最大值</value>
        public int MaxValue
        {
            set
            {
                maxValue = value;
                mHDLDiyArcSeekBar.SetMinAndMaxValue(minValue, maxValue);
            }
        }

        /// <summary>
        /// 进度值最小值
        /// </summary>
        /// <value>最小值</value>
        public int MinValue
        {
            set
            {
                minValue = value;
                mHDLDiyArcSeekBar.SetMinAndMaxValue(minValue, maxValue);
            }
        }

        /// <summary>
        /// 当前进度值
        /// </summary>
        /// <value>进度值</value>
        public int Progress
        {
            set
            {
                mHDLDiyArcSeekBar.SetProgress(value);
            }

            get
            {
                return (int)mHDLDiyArcSeekBar.MProgressCurrentValue;
            }
        }

        /// <summary>
        /// 同时设置圆弧和拖动圆形的宽
        /// </summary>
        /// <value>宽</value>
        public int ArcWidthWithDefaultStyle
        {
            set
            {
                mHDLDiyArcSeekBar.MArcWidth = value;
            }
        }

        /// <summary>
        /// 圆弧默认背景颜色
        /// </summary>
        /// <value>背景颜色</value>
        public uint ArcColor
        {
            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);

                mHDLDiyArcSeekBar.MArcBackBarColor = UIKit.UIColor.FromRGBA(r, g, b, a);

        
            }
        }

        /// <summary>
        /// 进度条颜色 单一颜色不渐变
        /// </summary>
        /// <value>单一进度条颜色</value>
        public uint ProgressBarColor
        {
            set
            {
                //mHDLDiyArcSeekBar.SetProgressBarColor(value);
                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);
                mHDLDiyArcSeekBar.SetProgressBarColor(UIKit.UIColor.FromRGBA(r, g, b, a));
            }

        }

        /// <summary>
        /// 圆弧宽
        /// </summary>
        /// <value>宽</value>
        public int ArcWidth
        {
            set
            {
                mHDLDiyArcSeekBar.SetArcWidth(value);
            }
        }


        /// <summary>
        /// 是否可以滑动
        /// </summary>
        /// <value>是否可以滑动</value>
        public bool IsClickable
        {
            set
            {
                mHDLDiyArcSeekBar.IsClickable = 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 = UIKit.UIColor.FromRGBA(r, g, b, a);


            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 = UIKit.UIColor.FromRGBA(r2, g2, b2, a2);

            mHDLDiyArcSeekBar.SetProgressBarColors(start, end);

        }

        /// <summary>
        /// 开口角度
        /// </summary>
        public int OpenAngle
        {
            set
            {
                mHDLDiyArcSeekBar.SetOpenAngle(value);
                mHDLDiyArcSeekBar.SetNeedsDisplay();
            }
        }

        /// <summary>
        /// 进度条与左右边框边距
        /// </summary>
        public int SeekBarPadding
        {
            set
            {
                mHDLDiyArcSeekBar.SetSeekBarPadding(value);
            }
        }


    
        /// <summary>
        /// 拖动按钮图片高度
        /// </summary>
        public int ThumbImageHeight
        {
            set
            {
                mHDLDiyArcSeekBar.SetThumbImgBtnWidth(value);
            }
        }

        string thumbImagePath;
        /// <summary>
        /// 拖动按钮图片
        /// </summary>
        public string ThumbImagePath
        {
            get
            {
                return thumbImagePath;
            }

            set
            {
                thumbImagePath = value;
                var bitmap = UIImage.FromFile(FileUtils.GetImageFilePath(thumbImagePath));
                if (bitmap == null) return;
                mHDLDiyArcSeekBar.SetThumbImgBtnImg(bitmap);
            }
        }


        /// <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
            {
                mHDLDiyArcSeekBar.SetOffline(value);
            }
        }

        /// <summary>
        /// 离线效果时 进度条颜色 单一颜色不渐变
        /// </summary>
        /// <value>单一进度条颜色</value>
        public uint OfflineProgressBarColor
        {
            set
            {
                //mHDLDiyArcSeekBar.SetProgressBarColor(value);
                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);
                mHDLDiyArcSeekBar.SetOfflineProgressBarColor(UIKit.UIColor.FromRGBA(r, g, b, a));
            }

        }

        /// <summary>
        /// 是否显示拖动按钮图片
        /// </summary>
        /// <value>是否离线</value>
        public bool IsThumbImgBtnShow
        {
            set
            {
                mHDLDiyArcSeekBar.SetThumbImgBtnShow(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 : HDLSeekBarProgressChangedDelegate
        {

            [Weak] DiyArcSeekBar _DiyArcSeekBar;

            public OnProgressChangeListener(DiyArcSeekBar view)
            {
                _DiyArcSeekBar = view;
            }

            public override void OnProgressChanged(int mProgress)
            {
                _DiyArcSeekBar.OnProgressChangedEvent?.Invoke(this, mProgress);
            }

            public override void OnStartTrackingTouch()
            {
                _DiyArcSeekBar.OnStartTrackingTouchEvent?.Invoke(this, true);
            }

            public override void OnStopTrackingTouch(int mProgress)
            {
                _DiyArcSeekBar.OnStopTrackingTouchEvent?.Invoke(this, mProgress);
            }
        }

    }
}