using MuchInfo.Chart.Data.EnumTypes;
using MuchInfo.Chart.Infrastructure.Helpers;
using MuchInfo.Chart.WPF.Helpers;
using MuchInfo.Chart.WPF.Primitives.Drawing;
using MuchInfo.Chart.WPF.Primitives.Interfaces;
using System.Collections.Generic;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;

namespace MuchInfo.Chart.WPF.Controls.Drawing
{
    /// <summary>
    /// ChartDrawingToolbar.xaml 的交互逻辑
    /// </summary>
    public partial class ChartDrawingToolbar : UserControl
    {
        #region Fields

        private IDrawingTool currentDrawingTool;
        private bool flag;
        private bool showNarrow;

        #endregion Fields

        #region Constructors

        internal ChartDrawingToolbar(Chart parentChart)
        {
            this.InitializeComponent();

            this.flag = false;
            this.showNarrow = false;
            this.ParentChart = parentChart;

            this.InitializeToolbars();

            //设成透明色
            this.Background = new SolidColorBrush(Colors.Transparent);
            //this.Background = parentChart.ChartBackground;
            this.FontSize = parentChart.ChartFontSize;
            this.Foreground = parentChart.IsDarkBackground ? new SolidColorBrush(Colors.White) : new SolidColorBrush(Colors.Black);
        }

        #endregion Constructors

        #region Delegates

        public delegate void VisibleChangedEventHandler();

        #endregion Delegates

        #region Events

        public event ChartDrawingToolbar.VisibleChangedEventHandler VisibleChanged;

        #endregion Events

        #region Properties

        #region Public Properties

        public Chart ParentChart
        {
            get;
            set;
        }

        public bool ShowNarrow
        {
            get
            {
                return this.showNarrow;
            }
            set
            {
                this.showNarrow = value;
                this.InitializeToolbars();
            }
        }

        public bool Visible
        {
            get
            {
                return this.borderToolbar.Visibility == Visibility.Visible;
            }
            set
            {
                bool flag = this.borderToolbar.Visibility == Visibility.Visible;
                if (flag != value)
                {
                    bool flag3;
                    if (value)
                    {
                        this.borderToolbar.Visibility = Visibility.Visible;
                        flag3 = (this.currentDrawingTool != null);
                        if (flag3)
                        {
                            ParentChart.CurrentDrawingTool = this.currentDrawingTool;
                        }
                    }
                    else
                    {
                        this.currentDrawingTool = ParentChart.CurrentDrawingTool;
                        this.borderToolbar.Visibility = Visibility.Collapsed;
                    }
                    OnVisibleChanged();
                }
            }
        }

        #endregion Public Properties

        #endregion Properties

        #region Methods

        #region Internal Methods

        internal void ButtonPress()
        {
            SetIsNotPressed();

            if (ParentChart.PointerType == PointerType.Drawing)
            {
                this.SetIsPressedByRootName();
            }
            else
            {
                this.SetIsPressedByPointerType();
            }
        }

        internal void ButtonSelectChanged(ChartDrawingToolbarButton aBtn)
        {
            PointerType command = aBtn.Command;
            bool flag = command == PointerType.Drawing;
            if (flag)
            {
                ParentChart.CurrentDrawingTool = aBtn.DrawingTarget;
            }
            else
            {
                ParentChart.PointerType = aBtn.Command;
            }
            this.ButtonPress();
        }

        internal bool CanShowNarrow()
        {
            return this.theStack2.Visibility == Visibility.Collapsed;
        }

        /// <summary>
        /// 根据画图类型找到相应的button
        /// </summary>
        /// <param name="type">The type.</param>
        internal ChartDrawingToolbarButton GetToolbarButton(DrawingToolType type)
        {
            if (this.theStack1 != null && this.theStack1.Children != null && this.theStack1.Children.Count > 0)
            {
                var buttons = this.theStack1.Children.OfType<ChartDrawingToolbarButton>();
                var current = buttons.FirstOrDefault(z => z.DrawingToolType == type);
                if (current != null) return current;
            }

            if (this.theStack2 != null && this.theStack2.Children != null && this.theStack2.Children.Count > 0)
            {
                var buttons = this.theStack2.Children.OfType<ChartDrawingToolbarButton>();
                return buttons.FirstOrDefault(button => button.DrawingToolType == type);
            }
            return null;
        }

        /// <summary>
        /// 根据画线工具位置调整stackpanel的orientation
        /// </summary>
        internal void UpdateLayout(Orientation orientation)
        {
            this.theStack1.Orientation = orientation;
            this.theStack2.Orientation = orientation;
        }

        #endregion Internal Methods

        #region Private Methods

        private void AddDrawingToolbarButton(ImageSource imageSource, PointerType command, string labelText, string toolTip, DrawingToolType toolType, IDrawingTool target = null)
        {
            var button = new ChartDrawingToolbarButton(this)
            {
                ButtonImage = { Source = imageSource },
                Command = command,
                //LabelText = labelText,
                ToolTip = toolTip,
                ToolTipText = toolTip,
                DrawingTarget = target,
                DrawingToolType = toolType
            };

            bool flag = this.flag || this.theStack2.Visibility == Visibility.Collapsed;
            if (flag)
            {
                this.theStack1.Children.Add(button);
            }
            else
            {
                this.theStack2.Children.Add(button);
            }
            flag = (this.theStack2.Visibility == Visibility.Visible || this.showNarrow);
            if (flag)
            {
                button.LabelText = "";
            }
            this.flag = !this.flag;
        }

        private void borderToolbar_SizeChanged(object sender, SizeChangedEventArgs e)
        {
            bool flag = this.theStack2.Visibility == Visibility.Visible;
            if (flag)
            {
                bool flag2 = this.borderToolbar.ActualHeight >= this.theStack1.ActualHeight + this.theStack2.ActualHeight;
                if (flag2)
                {
                    this.theStack2.Visibility = Visibility.Collapsed;
                    this.InitializeToolbars();
                }
                else
                {
                    this.borderToolbar.Height = this.theStack1.ActualHeight + this.theStack2.ActualHeight;
                }
            }
            else
            {
                bool flag2 = this.borderToolbar.ActualHeight < this.theStack1.ActualHeight;
                if (flag2)
                {
                    this.theStack2.Visibility = Visibility.Visible;
                    this.InitializeToolbars();
                }
                else
                {
                    this.borderToolbar.Height = this.theStack1.ActualHeight + this.theStack2.ActualHeight;
                }
            }
        }

        private IEnumerable<IDrawingTool> CreateDrawingTools()
        {
            var list = new List<IDrawingTool>();
            var list2 = new List<IDrawingTool>();
            list.Add(new DrawingTrendLine());
            list.Add(new DrawingText());
            //list.Add(new drawingFibArc());
            list.Add(new DrawingFibFan());
            list.Add(new DrawingFibRetracement());
            list.Add(new DrawingFibTimeZones());
            list2.Add(new DrawingHorizontalLine());
            list2.Add(new DrawingVerticalLine());
            //list2.Add(new drawingRegressionChannel());
            //list2.Add(new drawingRegressionLine());

            list2.Add(new DrawingGannFann());
            list2.Add(new DrawingGannBox());

            //list2.Add(new drawingAndrewsPitchfork());
            list2.Add(new DrawingQuadrantLines());
            //list2.Add(new drawingRaffRegression());
            list2.Add(new DrawingSpeedLines());
            list2.Add(new DrawingTironeLevels());
            list2.Add(new DrawingErrorChannel());
            list2.Sort(new ChartDrawingToolbar.DrawingToolComparer());
            list.AddRange(list2);
            list.Add(new DrawingEllipse());
            list.Add(new DrawingRectangle());
            list.Add(new DrawingArrow());
            return list;
        }

        private void InitializeToolbars()
        {
            this.theStack1.Children.Clear();
            this.theStack2.Children.Clear();
            this.AddDrawingToolbarButton(ImageHelper.GetImage("CrossHair.png"), PointerType.CursorWithData,
                LanguageManager.FindResource(LanguageConst.DrawingTool_Title_Cross),
                LanguageManager.FindResource(LanguageConst.DrawingTool_Title_CrossToolTip),
                DrawingToolType.Cross);
            this.AddDrawingToolbarButton(ImageHelper.GetImage("CrossHair.png"), PointerType.Cursor,
                LanguageManager.FindResource(LanguageConst.DrawingTool_Title_Plain),
                LanguageManager.FindResource(LanguageConst.DrawingTool_Title_PlainToolTip),
                DrawingToolType.Plain);
            this.AddDrawingToolbarButton(ImageHelper.GetImage("HandTransparent.png"), PointerType.Pan,
                LanguageManager.FindResource(LanguageConst.DrawingTool_Title_Pan),
                LanguageManager.FindResource(LanguageConst.DrawingTool_Title_PanToolTip),
                DrawingToolType.Pan);
            this.AddDrawingToolbarButton(ImageHelper.GetImage("Eraser.png"), PointerType.Erase,
                LanguageManager.FindResource(LanguageConst.DrawingTool_Title_Erase),
                LanguageManager.FindResource(LanguageConst.DrawingTool_Title_EraseToolTip),
                DrawingToolType.Erase);

            var drawingTools = CreateDrawingTools();
            foreach (var current in drawingTools)
            {
                this.AddDrawingToolbarButton(current.Icon(), PointerType.Drawing, current.Abbreviation(), current.Description(), current.ToolType(), current);
            }

            this.ButtonPress();
        }

        private void OnVisibleChanged()
        {
            if (VisibleChanged != null)
            {
                VisibleChanged();
            }
        }

        private void SetIsNotPressed()
        {
            if (this.theStack1 != null && this.theStack1.Children != null)
            {
                foreach (var item in this.theStack1.Children)
                {
                    var frameworkElement = (FrameworkElement)item;
                    if (frameworkElement is ChartDrawingToolbarButton)
                    {
                        ((ChartDrawingToolbarButton)frameworkElement).IsPressed = false;
                    }
                }
            }

            if (this.theStack2 != null && this.theStack2.Children != null)
            {
                foreach (var item in this.theStack1.Children)
                {
                    var frameworkElement = (FrameworkElement)item;
                    flag = (frameworkElement is ChartDrawingToolbarButton);
                    if (frameworkElement is ChartDrawingToolbarButton)
                    {
                        ((ChartDrawingToolbarButton)frameworkElement).IsPressed = false;
                    }
                }
            }
        }

        private void SetIsPressedByPointerType()
        {
            if (this.theStack1 != null && this.theStack1.Children != null)
            {
                foreach (var item in this.theStack1.Children)
                {
                    var button = (ChartDrawingToolbarButton)item;
                    flag = (button != null && ParentChart != null && button.Command == ParentChart.PointerType);
                    if (flag)
                    {
                        button.IsPressed = true;
                    }
                }
            }

            if (this.theStack2 != null && this.theStack2.Children != null)
            {
                foreach (var item in this.theStack2.Children)
                {
                    var button = (ChartDrawingToolbarButton)item;
                    flag = (button != null && ParentChart != null && button.Command == ParentChart.PointerType);
                    if (flag)
                    {
                        button.IsPressed = true;
                    }
                }
            }
        }

        private void SetIsPressedByRootName()
        {
            if (this.theStack1 != null && this.theStack1.Children != null)
            {
                foreach (var item in this.theStack1.Children)
                {
                    var button = (ChartDrawingToolbarButton)item;
                    flag = button.DrawingTarget != null && ParentChart != null && ParentChart.CurrentDrawingTool != null &&
                        button.DrawingTarget != null && System.String.CompareOrdinal(ParentChart.CurrentDrawingTool.RootName, button.DrawingTarget.RootName) == 0;
                    if (flag)
                    {
                        button.IsPressed = true;
                    }
                }
            }

            if (this.theStack2 != null && this.theStack2.Children != null)
            {
                foreach (var item in this.theStack2.Children)
                {
                    var button = (ChartDrawingToolbarButton)item;
                    flag = button.DrawingTarget != null && ParentChart != null && ParentChart.CurrentDrawingTool != null &&
                        button.DrawingTarget != null && System.String.CompareOrdinal(ParentChart.CurrentDrawingTool.RootName, button.DrawingTarget.RootName) == 0;
                    if (flag)
                    {
                        button.IsPressed = true;
                    }

                }
            }
        }

        #endregion Private Methods

        #endregion Methods

        #region Nested Types

        private class DrawingToolComparer : IComparer<IDrawingTool>
        {
            #region Constructors

            public DrawingToolComparer()
            {
            }

            #endregion Constructors

            #region Methods

            #region Public Methods

            public int Compare(IDrawingTool x, IDrawingTool y)
            {
                return x.Abbreviation().CompareTo(y.Abbreviation());
            }

            #endregion Public Methods

            #endregion Methods
        }

        #endregion Nested Types
    }
}