using Emgu.CV;
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using RichCreator.Utility;
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using RichCreator.Utility.PathFindings;
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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.Shapes;
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using ZTImage;
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namespace RichCreator.Editor.Tools
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{
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/// <summary>
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/// AStarTools.xaml 的交互逻辑
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/// </summary>
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public partial class AStarTools : Window
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{
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public AStarTools()
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{
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InitializeComponent();
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}
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private bool[] walls = new bool[0];
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private Rectangle[] rects = new Rectangle[0];
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/// <summary>
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/// 加载图片
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void OpenFromFile(object sender, RoutedEventArgs e)
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{
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string imagePath = string.Empty;
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Microsoft.Win32.OpenFileDialog ofd = new Microsoft.Win32.OpenFileDialog();
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ofd.DefaultExt = ".jpg";
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ofd.Filter = "jpg file|*.jpg";
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ofd.Multiselect = false;
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if (ofd.ShowDialog() == true)
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{
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imagePath = ofd.FileName;
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}
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else
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{
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return;
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}
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Mat source = CvInvoke.Imread(imagePath, Emgu.CV.CvEnum.ImreadModes.Color);
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SetImage(this.SourceImage, source.Bitmap);
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}
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/// <summary>
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/// 设置图像
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/// </summary>
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/// <param name="control"></param>
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/// <param name="image"></param>
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private void SetImage(Image control, System.Drawing.Image image)
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{
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BitmapImage t = ImageHelper.BitmapToImageSource(image);
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control.Source = t;
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if (control == this.SourceImage)
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{
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mainContainer.Width = image.Width;
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mainContainer.Height = image.Height;
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}
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}
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private Int32 rwidth = 0;
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private Int32 rheight = 0;
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private Int32 rrow = 0;
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private Int32 rcol = 0;
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/// <summary>
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/// 生成方框
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void GenericRect(object sender, RoutedEventArgs e)
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{
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rwidth = TypeConverter.StringToInt(this.rectWidth.Text, 0);
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rheight = TypeConverter.StringToInt(this.rectHeight.Text, 0);
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rrow = TypeConverter.StringToInt(this.rectRow.Text, 0);
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rcol = TypeConverter.StringToInt(this.rectCol.Text, 0);
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if (rwidth <= 2 || rheight <= 2)
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{
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MessageBox.Show("长宽不能小于2");
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return;
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}
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if (rrow <= 0 || rcol <= 0)
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{
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MessageBox.Show("行列不能小于等于0");
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return;
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}
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Int32 count = rrow * rcol;
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this.walls = new bool[count];
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this.rects = new Rectangle[count];
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for (int row = 0; row < rrow; row++)
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{
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for (int col = 0; col < rcol; col++)
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{
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//生成
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Rectangle rect=GenericRect(row, col, rwidth, rheight);
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this.rects[row * rcol + col] = rect;
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}
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}
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}
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/// <summary>
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/// 生成方框
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/// </summary>
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/// <param name="row"></param>
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/// <param name="col"></param>
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/// <param name="width"></param>
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/// <param name="height"></param>
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private Rectangle GenericRect(int row, int col, int width, int height)
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{
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Rectangle rect = new Rectangle();
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rect.Stroke = new SolidColorBrush(Colors.GreenYellow);
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rect.StrokeThickness = 1;
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rect.Width = width;
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rect.Height = height;
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rect.IsHitTestVisible = false;
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rect.Opacity = 0.7f;
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Canvas.SetLeft(rect, col*width);
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Canvas.SetTop(rect, row*height);
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ImageOverflowLayer.Children.Add(rect);
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return rect;
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}
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//是否添加障碍物
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private Int32 OperateAction=0;
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private bool isDown = false;
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//开始点
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private Int32 startx = 0;
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private Int32 starty = 0;
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//结束点
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private Int32 endx = 0;
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private Int32 endy = 0;
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/// <summary>
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/// 鼠标按下
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void SourceImage_MouseDown(object sender, MouseButtonEventArgs e)
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{
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//是否添加障碍物
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OperateAction = ClickOperate.SelectedIndex;
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if (e.LeftButton == MouseButtonState.Released)
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{
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return;
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}
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Point point = e.GetPosition(this.scrollViewer);
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Int32 row = (Int32)point.Y / rheight;
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Int32 col = (Int32)point.X / rwidth;
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Int32 index = row * rcol + col;
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if (OperateAction == 0)
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{
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//添加障碍物
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this.rects[index].Fill = new SolidColorBrush(Colors.YellowGreen);
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this.walls[index] = true;
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}
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else if (OperateAction == 1)
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{
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//消除障碍物
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this.rects[index].Fill = new SolidColorBrush(Colors.Transparent);
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this.walls[index] = false;
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}
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else if (OperateAction == 2)
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{
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//添加起点
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this.startx = col;
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this.starty = row;
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this.rects[index].Fill = new SolidColorBrush(Colors.Red);
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}
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else if (OperateAction == 3)
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{
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//添加终点
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this.endx = col;
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this.endy = row;
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this.rects[index].Fill = new SolidColorBrush(Colors.Black);
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}
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isDown = true;
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}
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/// <summary>
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/// 鼠标提起
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void SourceImage_MouseUp(object sender, MouseButtonEventArgs e)
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{
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isDown = false;
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}
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/// <summary>
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/// 鼠标移动
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void SourceImage_MouseMove(object sender, MouseEventArgs e)
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{
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if (!isDown)
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{
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return;
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}
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Point point = e.GetPosition(this.scrollViewer);
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Int32 row = (Int32)point.Y / rheight;
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Int32 col = (Int32)point.X / rwidth;
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Int32 index = row * rcol + col;
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if (OperateAction==0)
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{
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this.rects[index].Fill = new SolidColorBrush(Colors.YellowGreen);
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this.walls[index] = true;
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}
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else if(OperateAction==1)
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{
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this.rects[index].Fill = new SolidColorBrush(Colors.Transparent);
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this.walls[index] = false;
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}
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}
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/// <summary>
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/// 开始寻路
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void FindingPath(object sender, RoutedEventArgs e)
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{
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List<Point2> points = new List<Point2>();
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for (int i = 0; i < this.walls.Length; i++)
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{
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if (this.walls[i])
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{
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int y = i / rcol;
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int x = i % rcol;
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points.Add(new Point2(x, y));
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}
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}
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PathGrid grid = new PathGrid(rcol, rrow, points);
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List<Point2> paths=grid.FindPath(new Point2(startx, starty), new Point2(endx, endy));
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//paths=grid.GetPathDiversion(paths);
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for (int i = 0; i < paths.Count; i++)
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{
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Int32 index = paths[i].y * rrow + paths[i].x;
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this.rects[index].Fill = new SolidColorBrush(Colors.Blue);
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}
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}
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/// <summary>
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/// 清空标记
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void ClearTag(object sender, RoutedEventArgs e)
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{
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}
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}
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}
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