private void SearchAsyncPatternButton_OnClick(object sender, RoutedEventArgs e)
{
Func <string, ICredentials, string> downloadStringFunc = (address, credentials) =>
{
var client = new WebClient {
Credentials = credentials
};
return(client.DownloadString(address));
};
Action <SearchItemResult> addItemAction = item => _searchInfo.SearchItemResults.Add(item);
foreach (var imageRequest in GetSearchRequests())
{
IImageRequest localRequest = imageRequest;
downloadStringFunc.BeginInvoke(imageRequest.Url, imageRequest.Credentials, asyncResult =>
{
string response = downloadStringFunc.EndInvoke(asyncResult);
IEnumerable <SearchItemResult> images = localRequest.Parse(response);
foreach (var image in images)
{
Dispatcher.Invoke(addItemAction, image);
}
}, null);
}
}
public override IList <Image> SaveImageForAllSizes(IImageRequest item, string tag, bool keepOriginalSize)
{
var photoResizes = ImageManager.ImageResizes.Where(x => x.Value.Enabled);
using (var stream = item.Stream)
{
string extension = GetExtension(item.MimeType);
tag = tag ?? DateTime.Now.ToString("dd_MM_yyyy_hh_mm_ss_ffff");
string name = string.Format("{0}_{{size}}{1}", tag, extension);
List <Image> photos =
photoResizes.Select(
resize =>
SaveImage(
stream,
resize.Value.Width,
resize.Value.Height,
resize.Key,
name.Replace("{size}", string.Format("{0}", resize.Value.Name.ToLower())),
item.MimeType)).ToList();
if (keepOriginalSize)
{
using (System.Drawing.Image image = System.Drawing.Image.FromStream(stream))
{
var photo = SaveImage(stream, image.Width, image.Height, null, name, item.MimeType ?? "image/jpeg");
photos.Add(photo);
}
}
return(photos);
}
}
private async void AltTaskBased_OnClick(object sender, RoutedEventArgs e)
{
_cancellationTokenSource = new CancellationTokenSource();
try
{
foreach (var request in GetSearchRequests())
{
var httpClient = new HttpClient(new HttpClientHandler {
Credentials = request.Credentials
});
var responseMessage = await httpClient.GetAsync(request.Url, _cancellationTokenSource.Token);
var response = await responseMessage.Content.ReadAsStringAsync();
IImageRequest localRequest = request;
await Task.Run(() =>
{
var images = localRequest.Parse(response);
foreach (var image in images)
{
_cancellationTokenSource.Token.ThrowIfCancellationRequested();
_searchInfo.SearchItemResults.Add(image);
}
}, _cancellationTokenSource.Token);
}
}
catch (OperationCanceledException canceledEx)
{
MessageBox.Show(canceledEx.Message);
}
}
public override Image SaveImageResize(IImageRequest item, string resizeName)
{
// todo: if resizeName doesn't exist, then we need to throw an exception
var photoResize = ImageManager.ImageResizes[resizeName];
using (var stream = item.Stream)
{
string extension = GetExtension(item.MimeType);
string name = string.Format("{0}{1}", DateTime.Now.ToString("dd_MM_yyyy_hh_mm_ss_ffff"), extension);
var photo = SaveImage(
stream, photoResize.Width, photoResize.Height, resizeName, name, item.MimeType ?? "image/jpeg");
return(photo);
}
}
private void SearchAsyncEventPatternButton_OnClick(object sender, RoutedEventArgs e)
{
foreach (var request in GetSearchRequests())
{
var client = new WebClient {
Credentials = request.Credentials
};
IImageRequest localRequest = request;
client.DownloadStringCompleted += (o, args) =>
{
string response = args.Result;
IEnumerable <SearchItemResult> images = localRequest.Parse(response);
foreach (var image in images)
{
_searchInfo.SearchItemResults.Add(image);
}
};
client.DownloadStringAsync(new Uri(request.Url));
}
}
public override IList <Image> SaveImageForAllSizes(IImageRequest photoRequest, string container, string photoNamePattern, bool keepOriginalSize)
{
throw new NotImplementedException();
}
/// <summary> /// Saves the photo for all sizes. /// </summary> /// <param name="photoRequest">The item.</param> /// <param name="container">The container.</param> /// <param name="photoNamePattern">Name of the photo unique.</param> /// <param name="keepOriginalSize">if set to <c>true</c> [keep original size].</param> /// <returns></returns> public abstract IList <Image> SaveImageForAllSizes(IImageRequest photoRequest, string container, string photoNamePattern, bool keepOriginalSize);
/// <summary> /// The save photo resize. /// </summary> /// <param name="item"> /// The item. /// </param> /// <param name="resizeName"> /// The resize name. /// </param> /// <returns> /// The JamesRocks.Images.Models.Image. /// </returns> public abstract Image SaveImageResize(IImageRequest item, string resizeName);
