using Bro.Common.Model;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Data;
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using System.Windows.Documents;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Navigation;
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using System.Windows.Shapes;
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using T047.Process;
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namespace Bro.UI.RunRelated
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{
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/// <summary>
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/// CoordinateDisplayCtrl.xaml 的交互逻辑
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/// </summary>
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public partial class CoordinateDisplayCtrl : UserControl
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{
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public CoordinateDisplayCtrl()
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{
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InitializeComponent();
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lvResults.ItemsSource = PointsSource;
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//lvResults.PreviewMouseWheel += (sender, e) =>
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// {
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// var eventArg = new MouseWheelEventArgs(e.MouseDevice, e.Timestamp, e.Delta);
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// eventArg.RoutedEvent = UIElement.MouseWheelEvent;
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// eventArg.Source = sender;
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// lvResults.RaiseEvent(eventArg);
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// };
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}
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public static readonly DependencyProperty PointsSourceProperty;
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public IEnumerable<ComplexPoint> PointsSource
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{
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get => GetValue(PointsSourceProperty) as IEnumerable<ComplexPoint>;
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set => SetValue(PointsSourceProperty, value);
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}
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static CoordinateDisplayCtrl()
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{
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List<ComplexPoint> list = new List<ComplexPoint>() { };
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//for (int i = 0; i < 10; i++)
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//{
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// ComplexPoint point = new ComplexPoint() { ImagePoint = new DirectionAidPoint(i * 0.123f, i), PlatPoint = new DirectionAidPoint(i, i) };
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// if (i < 6)
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// {
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// point.IsCurrent = false;
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// }
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// else if (i == 6)
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// {
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// point.IsCurrent = true;
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// }
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// list.Add(point);
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//}
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PointsSourceProperty = DependencyProperty.Register("PointsSource", typeof(IEnumerable<ComplexPoint>), typeof(CoordinateDisplayCtrl), new PropertyMetadata(list, OnPointsSourcePropertyChanged));
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}
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private static void OnPointsSourcePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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CoordinateDisplayCtrl ctrl = d as CoordinateDisplayCtrl;
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if (ctrl != null)
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{
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var points = e.NewValue as IEnumerable<ComplexPoint>;
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ctrl.lvResults.ItemsSource = points;
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ctrl.ShowCurrentPoint();
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//foreach (ComplexPoint p in points)
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//{
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// p.PropertyChanged -= ctrl.P_PropertyChanged;
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// p.PropertyChanged += ctrl.P_PropertyChanged;
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//}
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}
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}
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private void P_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
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{
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if ((e.PropertyName == "IsCurrent") && (((ComplexPoint)sender).IsCurrent ?? false))
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{
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ShowCurrentPoint();
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}
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}
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private void ShowCurrentPoint()
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{
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//int totalNum = lvResults.Items.Count;
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//if (totalNum <= 0)
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// return;
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//int rowDisplayNum = (int)(lvResults.ActualHeight / 25.0 / 2.0);
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//ComplexPoint point = lvResults.Items[totalNum - 1] as ComplexPoint;
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//for (int i = totalNum - 1; i >= 0; i--)
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//{
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// if (((ComplexPoint)lvResults.Items[i]).IsCurrent ?? false)
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// {
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// do
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// {
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// if ((i + rowDisplayNum) < totalNum)
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// {
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// point = (ComplexPoint)lvResults.Items[i + rowDisplayNum];
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// }
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// rowDisplayNum--;
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// } while (rowDisplayNum >= 0 && point == null);
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// break;
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// }
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//}
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//lvResults.Dispatcher.Invoke(() => lvResults.ScrollIntoView(point));
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if (lvResults.Items.Count <= 0)
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return;
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lvResults.Dispatcher.Invoke(() => lvResults.ScrollIntoView(lvResults.Items[lvResults.Items.Count - 1]));
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}
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private void lvResults_SizeChanged(object sender, SizeChangedEventArgs e)
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{
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ShowCurrentPoint();
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}
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}
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}
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