BPASmartClient/BPASmartClient.SCADAControl/CustomerControls/SwitchButton.cs

using BPASmartClient.Compiler;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Windows;
using System.Windows.Controls.Primitives;
using System.Windows.Data;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace BPASmartClient.SCADAControl.CustomerControls
{
    /// <summary>
    /// 开关button
    /// </summary>
    [TemplatePart(Name = ELLIPSE, Type = typeof(FrameworkElement))]
    [TemplatePart(Name = TranslateX, Type = typeof(TranslateTransform))]
    public class SwitchButton : ToggleButton, IExecutable
    {
        public event EventHandler PropertyChange;  //声明一个事件

        public SwitchButton()
        {
            ResourceDictionary languageResDic = new ResourceDictionary();
            languageResDic.Source = new Uri(@"/BPASmartClient.SCADAControl;component/Themes/Generic.xaml", UriKind.RelativeOrAbsolute);
            this.Resources.MergedDictionaries.Add(languageResDic);
            SetCurrentValue(WidthProperty, 120d);
            SetCurrentValue(HeightProperty, 40d);
        }

        public const string ELLIPSE = "ELLIPSE";
        public const string TranslateX = "TranslateX";
        static SwitchButton()
        {
            DefaultStyleKeyProperty.OverrideMetadata(typeof(SwitchButton), new FrameworkPropertyMetadata(typeof(SwitchButton)));
        }
        [Category("事件")]
        public string SendText
        {
            get { return (string)GetValue(SendTextProperty); }
            set { SetValue(SendTextProperty, value); }
        }
        public static readonly DependencyProperty SendTextProperty =
            DependencyProperty.Register("SendText", typeof(string), typeof(SwitchButton), new PropertyMetadata(string.Empty));
        /// <summary>
        /// 不勾选时执行代码
        /// </summary>
        [Category("事件")]
        public string UnCheckedExec
        {
            get { return (string)GetValue(UnCheckedExecProperty); }
            set { SetValue(UnCheckedExecProperty, value); }
        }
        public static readonly DependencyProperty UnCheckedExecProperty =
            DependencyProperty.Register("UnCheckedExec", typeof(string), typeof(SwitchButton), new PropertyMetadata(string.Empty));
        /// <summary>
        /// 勾选时执行代码
        /// </summary>
        [Category("事件")]
        public string CheckedExec
        {
            get { return (string)GetValue(CheckedExecProperty); }
            set { SetValue(CheckedExecProperty, value); }
        }
        public static readonly DependencyProperty CheckedExecProperty =
            DependencyProperty.Register("CheckedExec", typeof(string), typeof(SwitchButton), new PropertyMetadata(string.Empty));
        protected override void OnRender(DrawingContext drawingContext)
        {
            base.OnRender(drawingContext);
            ellipse.Width = Height - 8;
            ellipse.Height = Height - 8;
            Refresh();
        }
        /// <summary>
        /// 数据模板
        /// </summary>
        private Dictionary<string, object> DataModel
        {
            get { return (Dictionary<string, object>)GetValue(DataModelProperty); }
            set { SetValue(DataModelProperty, value); }
        }
        private static readonly DependencyProperty DataModelProperty =
                        DependencyProperty.Register("DataModel", typeof(Dictionary<string, object>), typeof(SwitchButton), new PropertyMetadata(new Dictionary<string, object>()));
        public Brush DKColor
        {
            get { return (Brush)GetValue(DKColorProperty); }
            set { SetValue(DKColorProperty, value); }
        }
        public static readonly DependencyProperty DKColorProperty =
            DependencyProperty.Register("DKColor", typeof(Brush), typeof(SwitchButton), new PropertyMetadata(new SolidColorBrush(Colors.Transparent)));
        TranslateTransform transX;
        public Ellipse ellipse;
        public override void OnApplyTemplate()
        {
            base.OnApplyTemplate();
            ellipse = GetTemplateChild(ELLIPSE) as Ellipse;
            transX = GetTemplateChild(TranslateX) as TranslateTransform;
        }
        protected override void OnChecked(RoutedEventArgs e)
        {
            base.OnChecked(e);
            Refresh();
        }
        protected override void OnUnchecked(RoutedEventArgs e)
        {
            base.OnUnchecked(e);
            Refresh();
        }
        void Refresh()
        {
            
            if (ellipse == null)
            {
                return;
            }
            DoubleAnimation da = new DoubleAnimation();
            da.Duration = new Duration(TimeSpan.FromMilliseconds(250));
            da.EasingFunction = new CubicEase() { EasingMode = EasingMode.EaseOut };
            if (IsChecked == true)
            {
                da.To = ActualWidth - ellipse.ActualWidth - 5;
                ellipse.SetCurrentValue(Ellipse.FillProperty, DKColor);
            }
            else
            {
                da.To = 3;
                ellipse.SetCurrentValue(Ellipse.FillProperty, Foreground);
            }

            transX.BeginAnimation(TranslateTransform.XProperty, da);
        }

        private bool isExecuteState;
        public bool IsExecuteState
        {
            get { return isExecuteState; }
            set
            {
                isExecuteState = value;
                if (IsExecuteState)
                {
                    Register();
                }
            }
        }
        /// <summary>
        /// 运行
        /// </summary>
        public void Register()
        {
            Class_DataBus.GetInstance().BindingAction += BindingActionHeader;
            this.Click += SwitchButton_Click;
            if (this.IsChecked == true) Config.GetInstance().RunJsScipt(CheckedExec);
            else Config.GetInstance().RunJsScipt(UnCheckedExec);
            Refresh();
        }
        public void BindingActionHeader(object sender, EventArgs e)
        {
            this.Dispatcher.Invoke((Action)(() =>
            {
                DataModel = Class_DataBus.GetInstance().Dic_RedisDataBinding;
                PropertyChange?.Invoke(this, EventArgs.Empty);
            }));
        }
        private void SwitchButton_Click(object sender, RoutedEventArgs e)
        {
            Binding binding = BindingOperations.GetBinding(this, IsCheckedProperty);
            if (binding != null && !string.IsNullOrEmpty(binding.Path.Path))
            {
                string path = binding.Path.Path; string _Name = string.Empty; string _Value = string.Empty;
                if (!string.IsNullOrEmpty(path) && path.Contains("."))
                {
                    try
                    {
                        _Name = path.Split('.')[0].Replace("DataModel[", "").TrimEnd(']');
                        _Value = path.Split('.')[1];
                    }
                    catch (Exception ex)
                    {

                    }
                }
                Dictionary<string, string> blx = new Dictionary<string, string>();
                if (Class_DataBus.GetInstance().Dic_RedisDataType.ContainsKey(_Name))
                    blx = Class_DataBus.GetInstance().Dic_RedisDataType[_Name];
                if (blx != null && blx.ContainsKey(_Value))
                {
                    SendText = JsonConvert.SerializeObject(new PublishModel
                    {
                        DeviceName = _Name,
                        VarName = _Value,
                        Value = this.IsChecked.ToString(),
                        DataType = (EDataType)Enum.Parse(typeof(EDataType), blx[_Value])
                    });
                }
            }
            if (this.IsChecked == true) Config.GetInstance().RunJsScipt(CheckedExec);
            else Config.GetInstance().RunJsScipt(UnCheckedExec);
        }

        public string ControlType => "控件";

    }


}