private async void SendFileExecute()
{
if (MediaLibrary.SelectedCount > 0)
{
foreach (var storage in MediaLibrary.Where(x => x.IsSelected))
{
await SendFileAsync(storage.File, storage.Caption);
}
return;
}
var picker = new FileOpenPicker();
picker.ViewMode = PickerViewMode.Thumbnail;
picker.SuggestedStartLocation = PickerLocationId.DocumentsLibrary;
picker.FileTypeFilter.Add("*");
var files = await picker.PickMultipleFilesAsync();
if (files != null && files.Count > 0)
{
foreach (var storage in files)
{
await SendFileAsync(storage, null);
}
}
}
/// <summary>
/// 读取指定的story.
/// </summary>
/// <param name="storyName">story名称.</param>
/// <param name="userStore">如果参数为null, 创建一个新的.</param>
internal static void ReadStoryFile(string storyName, IsolatedStorageFile userStore = null)
{
if (userStore == null)
{
userStore = IsolatedStorageFile.GetUserStoreForApplication();
}
using (IsolatedStorageFileStream fileStream = userStore.OpenFile(storyName + ".xml", System.IO.FileMode.Open))
{
XDocument xdoc = XDocument.Load(fileStream);
var picturesLibrary = new MediaLibrary().Pictures;
// Load all photos.
foreach (XElement photoElement in xdoc.Root.Elements())
{
try
{
Photo photo = new Photo()
{
Name = photoElement.Attribute("Name").Value,
};
string photoDurationString = photoElement.Attribute("PhotoDuration").Value;
int photoDuration = int.Parse(photoDurationString);
photo.PhotoDuration = TimeSpan.FromSeconds(photoDuration);
XElement transitionElement = photoElement.Element("Transition");
if (transitionElement != null)
{
photo.Transition = TransitionBase.Load(photoElement.Element("Transition"));
}
Picture picture = picturesLibrary.Where(p => p.Name == photo.Name).FirstOrDefault();
if (picture == null)
{
// 如果找不到原文件，可能已经被删除了
// TODO: 我们需要记录错误吗? 我们是继续下一个图片还是抛出异常?
continue;
}
photo.ThumbnailStream = picture.GetThumbnail();
App.MediaCollection.Add(photo);
}
catch
{
// TODO: 我们需要记录错误吗? 我们是继续下一个图片还是抛出异常?
continue;
}
}
}
}
private async void SendMediaExecute()
{
if (MediaLibrary.SelectedCount > 0)
{
if (Settings.IsSendGrouped && MediaLibrary.SelectedCount > 1)
{
var items = MediaLibrary.Where(x => x.IsSelected).ToList();
var group = new List <StorageMedia>(Math.Min(items.Count, 10));
foreach (var item in items)
{
group.Add(item);
if (group.Count == 10)
{
await SendGroupedAsync(group);
group = new List <StorageMedia>(Math.Min(items.Count, 10));
}
}
if (group.Count > 0)
{
await SendGroupedAsync(group);
}
}
else
{
foreach (var storage in MediaLibrary.Where(x => x.IsSelected))
{
if (storage is StoragePhoto photo)
{
var storageFile = await photo.GetFileAsync();
await SendPhotoAsync(storageFile, storage.Caption, storage.IsForceFile, storage.Ttl);
}
else if (storage is StorageVideo video)
{
await SendVideoAsync(storage.File, storage.Caption, video.IsMuted, storage.IsForceFile, storage.Ttl, await video.GetEncodingAsync(), video.GetTransform());
}
}
}
return;
}
var picker = new FileOpenPicker();
picker.ViewMode = PickerViewMode.Thumbnail;
picker.SuggestedStartLocation = PickerLocationId.PicturesLibrary;
picker.FileTypeFilter.AddRange(Constants.MediaTypes);
var files = await picker.PickMultipleFilesAsync();
if (files != null && files.Count > 0)
{
var storages = new ObservableCollection <StorageMedia>();
foreach (var file in files)
{
var storage = await StorageMedia.CreateAsync(file, true);
if (storage != null)
{
storages.Add(storage);
}
}
SendMediaExecute(storages, storages[0]);
}
}
private async void SendFileExecute(StorageFile file)
{
if (MediaLibrary.SelectedCount > 0)
{
foreach (var storage in MediaLibrary.Where(x => x.IsSelected))
{
await SendFileAsync(storage.File, storage.Caption);
}
return;
}
ObservableCollection <StorageFile> storages = null;
if (file == null)
{
var picker = new FileOpenPicker();
picker.ViewMode = PickerViewMode.Thumbnail;
picker.SuggestedStartLocation = PickerLocationId.DocumentsLibrary;
picker.FileTypeFilter.Add("*");
var files = await picker.PickMultipleFilesAsync();
if (files != null)
{
storages = new ObservableCollection <StorageFile>(files);
}
}
else
{
storages = new ObservableCollection <StorageFile> {
file
};
}
if (storages != null && storages.Count > 0)
{
foreach (var storage in storages)
{
//var props = await storage.Properties.GetVideoPropertiesAsync();
//var width = props.Width;
//var height = props.Height;
//var x = 0d;
//var y = 0d;
//if (width > height) {
// x = (width - height) / 2;
// width = height;
//}
//if (height > width)
//{
// y = (height - width) / 2;
// height = width;
//}
//var transform = new VideoTransformEffectDefinition();
//transform.CropRectangle = new Windows.Foundation.Rect(x, y, width, height);
//transform.OutputSize = new Windows.Foundation.Size(240, 240);
//var profile = MediaEncodingProfile.CreateMp4(VideoEncodingQuality.Vga);
//profile.Video.Width = 240;
//profile.Video.Height = 240;
//profile.Video.Bitrate = 300000;
//await SendVideoAsync(storage, null, true, transform, profile);
await SendFileAsync(storage, null);
}
}
}
private async void SendMediaExecute(ObservableCollection <StorageMedia> media)
{
if (MediaLibrary.SelectedCount > 0)
{
foreach (var storage in MediaLibrary.Where(x => x.IsSelected))
{
if (storage is StoragePhoto photo)
{
await SendPhotoAsync(storage.File, storage.Caption, storage.TTLSeconds);
}
else if (storage is StorageVideo video)
{
await SendVideoAsync(storage.File, storage.Caption, false, await video.GetEncodingAsync());
}
}
return;
}
ObservableCollection <StorageMedia> storages = media;
if (media == null)
{
var picker = new FileOpenPicker();
picker.ViewMode = PickerViewMode.Thumbnail;
picker.SuggestedStartLocation = PickerLocationId.PicturesLibrary;
picker.FileTypeFilter.AddRange(Constants.MediaTypes);
var files = await picker.PickMultipleFilesAsync();
if (files != null)
{
storages = new ObservableCollection <StorageMedia>();
foreach (var file in files)
{
if (file.ContentType.Equals("video/mp4"))
{
storages.Add(await StorageVideo.CreateAsync(file, true));
}
else
{
storages.Add(new StoragePhoto(file)
{
IsSelected = true
});
}
}
}
}
//else
//{
// storages = new ObservableCollection<StorageMedia>(media);
//}
if (storages != null && storages.Count > 0)
{
var dialog = new SendPhotosView {
ViewModel = this, Items = storages, SelectedItem = storages[0], IsTTLEnabled = _peer is TLInputPeerUser
};
var dialogResult = await dialog.ShowAsync();
TextField.FocusMaybe(FocusState.Keyboard);
if (dialogResult == ContentDialogBaseResult.OK)
{
foreach (var storage in dialog.Items.Where(x => x.IsSelected))
{
if (storage is StoragePhoto photo)
{
await SendPhotoAsync(storage.File, storage.Caption, storage.TTLSeconds);
}
else if (storage is StorageVideo video)
{
await SendVideoAsync(storage.File, storage.Caption, false, await video.GetEncodingAsync());
}
}
}
}
}
