/// <summary>
/// 根据城市代码获取天气状况
/// </summary>
/// <param name="mCode">城市代码</param>
public static WeatherStructure getWeatherByCode(string mCode)
{
//获取指定城市天气数据
string wUrl = string.Format("http://www.weather.com.cn/data/cityinfo/{0}.html", mCode);
HttpWebRequest mRequest = (HttpWebRequest)HttpWebRequest.Create(wUrl);
HttpWebResponse mResponse = (HttpWebResponse)mRequest.GetResponse();
mRequest.ContentType = "text/html";
mRequest.Method = "Get";
Stream Streams = mResponse.GetResponseStream();
StreamReader mReader = new StreamReader(Streams, Encoding.UTF8);
String mResult = mReader.ReadToEnd();
mReader.Dispose();
Streams.Dispose();
mResponse.Close();
//处理数据
mResult = mResult.Substring(mResult.IndexOf(":") + 1, mResult.Length - mResult.IndexOf(":") - 2);
//解析json
DataContractJsonSerializer Serializer = new DataContractJsonSerializer(typeof(WeatherStructure));
MemoryStream Stream = new MemoryStream(Encoding.Unicode.GetBytes(mResult));
WeatherStructure mWeather = (WeatherStructure)Serializer.ReadObject(Stream);
return(mWeather);
}
/// <summary>
/// 设定天气
/// </summary>
/// <param name="mWeather"></param>
private void SetWeather(WeatherStructure mWeather)
{
//天气图标
BitmapSource mSource = null;
//根据天气情况匹配对应的天气图标
switch (mWeather.weather)
{
case "晴":
mSource = new BitmapImage(new Uri("Resources\\Weather\\Weather_1.png", UriKind.Relative));
break;
case "晴转多云":
mSource = new BitmapImage(new Uri("Resources\\Weather\\Weather_2.png", UriKind.Relative));
break;
case "多云转晴":
mSource = new BitmapImage(new Uri("Resources\\Weather\\Weather_3.png", UriKind.Relative));
break;
case "雷阵雨":
mSource = new BitmapImage(new Uri("Resources\\Weather\\Weather_5.png", UriKind.Relative));
break;
case "小到中雨":
mSource = new BitmapImage(new Uri("Resources\\Weather\\Weather_4.png", UriKind.Relative));
break;
case "小到中雪":
mSource = new BitmapImage(new Uri("Resources\\Weather\\Weather_7.png", UriKind.Relative));
break;
}
//设定温度
Weather_Tem.SetValue(Label.ContentProperty, mWeather.temp1);
//设定城市
Weather_City.SetValue(Label.ContentProperty, mWeather.city);
//设定描述
Weather_Descr.SetValue(Label.ContentProperty, mWeather.weather);
//设定图标
Weather_Icon.SetValue(System.Windows.Controls.Image.SourceProperty, mSource);
}