IOS天气预报(美化)

接口调试 http://www.zdoz.net/interfaces.aspx#weat-link

气象天气来自中国天气网

http://www.weather.com.cn

工程地址:http://download.csdn.net/download/zzzili/5043081

天气预报城市代码

http://blog.csdn.net/zzzili/article/details/9045205

图标资源

http://download.csdn.net/detail/zzzili/5536725

效果如图

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      -(void)GetWeatherByCityId:(NSString*)cityId
     
    
   

    

     

    
    

     

      {
     
    
   

    

     

    
    

     

          NSURL *URL =[NSURL URLWithString:[NSString stringWithFormat:@"http://www.weather.com.cn/data/cityinfo/%@.html",cityId]];
     
    
   

    

     

    
    

     

          NSError *error;
     
    
   

    

     

    
    

     

          NSString *stringFromFileAtURL = [[NSString alloc]
     
    
   

    

     

    
    

     

                                           initWithContentsOfURL:URL
     
    
   

    

     

    
    

     

                                           encoding:NSUTF8StringEncoding
     
    
   

    

     

    
    

     

                                           error:&error];
     
    
   

    

     

    
    

     

          NSString *strTempL;
     
    
   

    

     

    
    

     

          NSString *strTempH;
     
    
   

    

     

    
    

     

          NSString *strWeather;
     
    
   

    

     

    
    

     
    if(stringFromFileAtURL !=nil)
     
    
   

    

     

    
    

     

          {
     
    
   

    

     

    
    

     
        
     
    
   

    

     

    
    

     
        NSLog(stringFromFileAtURL);
     
    
   

    

     

    
    

     

              NSArray *strarray = [stringFromFileAtURL componentsSeparatedByString:@"\""];
     
    
   

    

     

    
    

     
        
     
    
   

    

     

    
    

     
        for(int i=0;i<strarray.count;i++)
     
    
   

    

     

    
    

     

              {
     
    
   

    

     

    
    

     
            NSLog([strarray objectAtIndex:i]);
     
    
   

    

     

    
    

     

                  NSString *str = [strarray objectAtIndex:i];
     
    
   

    

     

    
    

     
            if(YES == [str isEqualToString:@"temp1"])//最高温度
     
    
   

    

     

    
    

     

                  {
     
    
   

    

     

    
    

     

                      strTempH = [strarray objectAtIndex:i+2];
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     
            else if(YES == [str isEqualToString:@"temp2"])//最低温度
     
    
   

    

     

    
    

     

                  {
     
    
   

    

     

    
    

     

                      strTempL = [strarray objectAtIndex:i+2];
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     
            else if(YES == [str isEqualToString:@"weather"])//天气
     
    
   

    

     

    
    

     

                  {
     
    
   

    

     

    
    

     

                      strWeather = [strarray objectAtIndex:i+2];
     
    
   

    

     

    
    

     

                  }
     
    
   

    

     

    
    

     
            
     
    
   

    

     

    
    

     

              }
     
    
   

    

     

    
    

     
    
     
    
   

    

     

    
    

     
    
     
    
   

    

     

    
    

     

              NSString *sweather = [[NSString alloc]initWithFormat:@"%@\n%@~%@",strWeather,strTempL,strTempH];
     
    
   

    

     

    
    

     
        if(sweather !=nil)
     
    
   

    

     

    
    

     

                  self.labelWeather.text = sweather;
     
    
   

    

     

    
    

     
        
     
    
   

    

     

    
    

     
        
     
    
   

    

     

    
    

     

              NSRange range = [strWeather rangeOfString:@"转"];
     
    
   

    

     

    
    

     
        if(range.location != NSNotFound)
     
    
   

    

     

    
    

     

              {
     
    
   

    

     

    
    

     

                  range.location += 1;
     
    
   

    

     

    
    

     

                  range.length = strWeather.length - range.location;
     
    
   

    

     

    
    

     

                  strWeather = [strWeather substringWithRange:range];
     
    
   

    

     

    
    

     

              }
     
    
   

    

     

    
    

     

              range = [strWeather rangeOfString:@"到"];
     
    
   

    

     

    
    

     
        if(range.location != NSNotFound)
     
    
   

    

     

    
    

     

              {
     
    
   

    

     

    
    

     

                  range.location += 1;
     
    
   

    

     

    
    

     

                  range.length = strWeather.length - range.location;
     
    
   

    

     

    
    

     

                  strWeather = [strWeather substringWithRange:range];
     
    
   

    

     

    
    

     

              }
     
    
   

    

     

    
    

     
        //获取当前时间
     
    
   

    

     

    
    

     

              NSDate *date = [NSDate date];
     
    
   

    

     

    
    

     

              NSCalendar *calendar = [[[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar] autorelease];
     
    
   

    

     

    
    

     

              NSDateComponents *comps = [[[NSDateComponents alloc] init] autorelease];
     
    
   

    

     

    
    

     

              comps = [calendar components:NSHourCalendarUnit fromDate:date];
     
    
   

    

     

    
    

     
        int hour = comps.hour;
     
    
   

    

     

    
    

     
        
     
    
   

    

     

    
    

     

              NSString *fileName;
     
    
   

    

     

    
    

     
        if(hour>6&&hour<18)
     
    
   

    

     

    
    

     

              {
     
    
   

    

     

    
    

     

                 fileName = [[NSString alloc ]initWithFormat:@"%@日.png",strWeather];
     
    
   

    

     

    
    

     

              }
     
    
   

    

     

    
    

     
        else
     
    
   

    

     

    
    

     

              {
     
    
   

    

     

    
    

     

                 fileName = [[NSString alloc ]initWithFormat:@"%@夜.png",strWeather];
     
    
   

    

     

    
    

     

              }
     
    
   

    

     

    
    

     
        NSLog(fileName);
     
    
   

    

     

    
    

     

              self.imgWeather.image = [UIImage imageNamed:fileName];
     
    
   

    

     

    
    

     

              [fileName release];
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     

      }
     
    
  
 

  
 
 

文章来源: zzzili.blog.csdn.net，作者：清雨小竹，版权归原作者所有，如需转载，请联系作者。

原文链接：zzzili.blog.csdn.net/article/details/8558795