private async void MenuFlyoutItem_Click(object sender, RoutedEventArgs e)
{
MenuFlyoutItem menuItem = sender as MenuFlyoutItem;
switch (menuItem.Tag.ToString())
{
case "FromCamera": {
MainCanvas.Children.Clear();
StorageFile photo = await doWhat.GetImageFromCamera();
if (photo != null)
{
var stream = await photo.OpenAsync(FileAccessMode.Read);
var image = new BitmapImage();
image.SetSource(stream);
MainImage.Source = image;
size_image = new Size(image.PixelWidth, image.PixelHeight);
//开始请求认知服务
LoadingRing.IsActive = true;
try
{
faces = await cognitiveService.GetFaces(photo);
emotions = await cognitiveService.GetEmotions(photo);
}
catch
{
DoWhat.ShowNotify("获取服务失败，请检查网络状况");
}
if (faces != null)
{
DisplayFaces(faces);
}
if (emotions != null)
{
DisplayEmotions(emotions);
}
LoadingRing.IsActive = false;
}
break;
}
case "FromAlbum": {
StorageFile file = await doWhat.GetImageFromAlbum();
if (file != null)
{
var stream = await file.OpenAsync(FileAccessMode.Read);
var image = new BitmapImage();
image.SetSource(stream);
MainImage.Source = image;
size_image = new Size(image.PixelWidth, image.PixelWidth);
LoadingRing.IsActive = true;
try
{
faces = await cognitiveService.GetFaces(file);
emotions = await cognitiveService.GetEmotions(file);
}
catch
{
DoWhat.ShowNotify("获取服务失败，请检查网络状况");
}
if (faces != null)
{
DisplayFaces_Me(faces);
}
if (emotions != null)
{
DisplayEmotions(emotions);
}
LoadingRing.IsActive = false;
}
break;
}
case "FromURL": {
var content = Clipboard.GetContent();
if (content != null && content.Contains(StandardDataFormats.Text))
{
var url = await content.GetTextAsync();
imageLocation.Text = url;
MainImage.Source = new BitmapImage(new Uri(imageLocation.Text));
LoadingRing.IsActive = true;
}
break;
}
default:
break;
}
}