public void OnAddLocalImage()
{
OpenFileDialog fileDialog = new OpenFileDialog();
fileDialog.Filter = "Image Files|*.BMP;*.JPG;*.JPEG,*.PNG";
fileDialog.ShowDialog();
if (fileDialog.CheckFileExists && fileDialog.FileName != "")
{
var result = MessageBox.Show("Чи це кіт?", "Це кіт?", MessageBoxButton.YesNo, MessageBoxImage.Question);
try
{
byte[] selectImageBytes;
using (var selectFileStream = new FileStream(fileDialog.FileName, FileMode.OpenOrCreate))
{
selectImageBytes = new byte[selectFileStream.Length];
selectFileStream.Read(selectImageBytes, 0, (int)selectFileStream.Length);
}
var localImage = LocalImage.GenerateNewLocalFileFromImageTypeAndData(result == MessageBoxResult.Yes ? ImageType.CAT : ImageType.NOT_CAT, selectImageBytes).Result;
LocalImageCollection.Insert(0, localImage);
}
catch
{
MessageBox.Show("Неможливо відкрити файл - " + fileDialog.FileName, "Неможливо відкрити файл!");
}
}
}
public void OnConvertRemoteImagesToLocal()
{
if (RemoteImageCollection.Count == 0)
{
MessageBox.Show("Немає зображень у віддаленому списку!", "Додайте зображення з CSV файлу");
return;
}
foreach (var remoteImage in RemoteImageCollection)
{
remoteImage.Uploaded = false;
}
this.GeneratingLocalImagesFromRemote = true;
var standardStatusMessage = "Перетворення Urls в локальні зображення. Будь ласка, зачекайте... ";
this.StatusMessage = standardStatusMessage;
var counter = 0;
Task task = new Task(() =>
{
Parallel.ForEach(RemoteImageCollection, new ParallelOptions()
{
MaxDegreeOfParallelism = 5
}, (remoteImage) => {
remoteImage.UploadInProgress = true;
LocalImage localImage;
try
{
localImage = LocalImage.GenerateLocalImageFromRemote(remoteImage).Result;
}
catch
{
remoteImage.Failed = true;
return;
}
App.Current.Dispatcher.Invoke(() =>
{
LocalImageCollection.Insert(0, localImage);
remoteImage.Uploaded = true;
});
remoteImage.UploadInProgress = false;
counter++;
this.StatusMessage = (standardStatusMessage + (((double)counter / (double)RemoteImageCollection.Count) * 100).ToString("F2") + "%");
});
});
task.Start();
task.ContinueWith(new Action <Task>((task1) => {
this.GeneratingLocalImagesFromRemote = false;
this.StatusMessage = "Готово";
}));
}
public void OnConvertRemoteImagesToLocal()
{
if (RemoteImageCollection.Count == 0)
{
MessageBox.Show("No Images in Remote Image List to Download!", "Add Remote Images by CSV File");
return;
}
foreach (var remoteImage in RemoteImageCollection)
{
remoteImage.Uploaded = false;
}
this.GeneratingLocalImagesFromRemote = true;
var standardStatusMessage = "Converting Remote Urls into LocalImages. Please Wait... ";
this.StatusMessage = standardStatusMessage;
var counter = 0;
Task task = new Task(() =>
{
Parallel.ForEach(RemoteImageCollection, new ParallelOptions()
{
MaxDegreeOfParallelism = 5
}, (remoteImage) => {
remoteImage.UploadInProgress = true;
LocalImage localImage;
try
{
localImage = LocalImage.GenerateLocalImageFromRemote(remoteImage).Result;
}
catch
{
remoteImage.Failed = true;
return;
}
App.Current.Dispatcher.Invoke(() =>
{
LocalImageCollection.Insert(0, localImage);
remoteImage.Uploaded = true;
});
remoteImage.UploadInProgress = false;
counter++;
this.StatusMessage = (standardStatusMessage + (((double)counter / (double)RemoteImageCollection.Count) * 100).ToString("F2") + "%");
});
});
task.Start();
task.ContinueWith(new Action <Task>((task1) => {
this.GeneratingLocalImagesFromRemote = false;
this.StatusMessage = "Ready";
}));
}