App_win_V1.0.0_xintang_V1.0.0/Container/Win/NavGuide.xaml.cs

using Container.Common;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace Container.Win
{
    /// <summary>
    /// NavGuide.xaml 的交互逻辑
    /// </summary>
    public partial class NavGuide : UserControl
    {
        Class_Log log = new Class_Log();

        public NavGuide(double width, int height, string logo, string name = "", string distance = "", double angle = 0)
        {
            InitializeComponent();
            try
            {
                //this.Width = width;
                //log.WriteLogFile(width.ToString(), "NavGuide");
                //log.WriteLogFile(height.ToString(), "NavGuide");
                //log.WriteLogFile((width - 40).ToString(), "NavGuide");
                //WinRect.Rect = new Rect(0, 0,width - 80, 200);
                ImgRotate.Angle = angle;
                Uri uri = new Uri(logo, UriKind.Absolute);
                this.ImgLogo.Source = BitmapFrame.Create(uri);
                TxtName.Text = name;
                TxtDistance.Text = distance;
            }
            catch (Exception e)
            {
                log.WriteLogFile(e.ToString(), "NavGuide");
            }
        }



        public static byte[] GetImageFromResponse(string url, string cookie = null)
        {
            redo:
            try
            {
                System.Net.WebRequest request = System.Net.WebRequest.Create(url);
                if (!string.IsNullOrWhiteSpace(cookie))
                {
                    request.Headers[System.Net.HttpRequestHeader.Cookie] = cookie;
                }


                System.Net.WebResponse response = request.GetResponse();


                using (Stream stream = response.GetResponseStream())
                {
                    using (MemoryStream ms = new MemoryStream())
                    {
                        Byte[] buffer = new Byte[1024];
                        int current = 0;
                        do
                        {
                            ms.Write(buffer, 0, current);
                        } while ((current = stream.Read(buffer, 0, buffer.Length)) != 0);
                        return ms.ToArray();
                    }
                }
            }
            catch (System.Net.WebException ex)
            {
                if (ex.Message == "基础连接已经关闭: 发送时发生错误。")
                {
                    goto redo;
                }
                else
                {
                    throw;
                }
            }
        }

    }
}