public static ImageSource GetChat(Chat chat, int width, int height)
{
var bitmap = new BitmapImage {
DecodePixelWidth = width, DecodePixelHeight = height, DecodePixelType = DecodePixelType.Logical
};
using (var stream = new InMemoryRandomAccessStream())
{
if (chat.Type is ChatTypePrivate privata)
{
PlaceholderImageHelper.GetForCurrentView().DrawProfilePlaceholder(_colors[Math.Abs(privata.UserId % _colors.Length)], InitialNameStringConverter.Convert(chat), stream);
}
else if (chat.Type is ChatTypeSecret secret)
{
PlaceholderImageHelper.GetForCurrentView().DrawProfilePlaceholder(_colors[Math.Abs(secret.UserId % _colors.Length)], InitialNameStringConverter.Convert(chat), stream);
}
else if (chat.Type is ChatTypeBasicGroup basic)
{
PlaceholderImageHelper.GetForCurrentView().DrawProfilePlaceholder(_colors[Math.Abs(basic.BasicGroupId % _colors.Length)], InitialNameStringConverter.Convert(chat), stream);
}
else if (chat.Type is ChatTypeSupergroup super)
{
PlaceholderImageHelper.GetForCurrentView().DrawProfilePlaceholder(_colors[Math.Abs(super.SupergroupId % _colors.Length)], InitialNameStringConverter.Convert(chat), stream);
}
try
{
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
public static LoadedImageSurface GetVectorSurface(IProtoService protoService, File file, Color foreground)
{
if (file.Local.IsDownloadingCompleted)
{
var text = GetSvgXml(file);
var bitmap = default(LoadedImageSurface);
using (var stream = new InMemoryRandomAccessStream())
{
try
{
var size = PlaceholderImageHelper.GetForCurrentView().DrawSvg(text, foreground, stream);
bitmap = LoadedImageSurface.StartLoadFromStream(stream, new Windows.Foundation.Size(size.Width / 3, size.Height / 3));
}
catch { }
}
return(bitmap);
}
else if (file.Local.CanBeDownloaded && !file.Local.IsDownloadingActive && protoService != null)
{
protoService.DownloadFile(file.Id, 1);
}
return(null);
}
public static ImageSource GetVector(IProtoService protoService, File file, Color foreground)
{
if (file.Local.IsDownloadingCompleted)
{
var text = GetSvgXml(file);
var bitmap = new BitmapImage();
using (var stream = new InMemoryRandomAccessStream())
{
try
{
PlaceholderImageHelper.GetForCurrentView().DrawSvg(text, foreground, stream);
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
else if (file.Local.CanBeDownloaded && !file.Local.IsDownloadingActive)
{
protoService.DownloadFile(file.Id, 1);
}
return(null);
}
public static ImageSource GetIdenticon(IList <byte> hash)
{
var bitmap = new BitmapImage();
using (var stream = new InMemoryRandomAccessStream())
{
PlaceholderImageHelper.GetForCurrentView().DrawIdenticon(hash, stream);
try
{
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
public static ImageSource GetBlurred(string path)
{
var bitmap = new BitmapImage();
using (var stream = new InMemoryRandomAccessStream())
{
PlaceholderImageHelper.GetForCurrentView().DrawThumbnailPlaceholder(path, 3, stream);
try
{
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
public static ImageSource GetQr(string data, Color foreground, Color background)
{
var bitmap = new BitmapImage();
using (var stream = new InMemoryRandomAccessStream())
{
try
{
PlaceholderImageHelper.GetForCurrentView().DrawQr(data, foreground, background, stream);
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
public static ImageSource GetChat(ChatInviteLinkInfo chat, int width, int height)
{
var bitmap = new BitmapImage {
DecodePixelWidth = width, DecodePixelHeight = height, DecodePixelType = DecodePixelType.Logical
};
using (var stream = new InMemoryRandomAccessStream())
{
PlaceholderImageHelper.GetForCurrentView().DrawProfilePlaceholder(_colors[0], InitialNameStringConverter.Convert(chat), stream);
try
{
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
public static ImageSource GetUser(User user, int width, int height)
{
var bitmap = new BitmapImage {
DecodePixelWidth = width, DecodePixelHeight = height, DecodePixelType = DecodePixelType.Logical
};
using (var stream = new InMemoryRandomAccessStream())
{
PlaceholderImageHelper.GetForCurrentView().DrawProfilePlaceholder(_colors[Math.Abs(user.Id % _colors.Length)], InitialNameStringConverter.Convert(user), stream);
try
{
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
public static ImageSource GetGlyph(string glyph, int id, int side)
{
var bitmap = new BitmapImage {
DecodePixelWidth = side, DecodePixelHeight = side, DecodePixelType = DecodePixelType.Logical
};
using (var stream = new InMemoryRandomAccessStream())
{
try
{
PlaceholderImageHelper.GetForCurrentView().DrawGlyph(glyph, _colors[Math.Abs(id % _colors.Length)], stream);
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
public static ImageSource GetNameForChat(string title, int side, int color = 5)
{
var bitmap = new BitmapImage {
DecodePixelWidth = side, DecodePixelHeight = side, DecodePixelType = DecodePixelType.Logical
};
using (var stream = new InMemoryRandomAccessStream())
{
try
{
PlaceholderImageHelper.GetForCurrentView().DrawProfilePlaceholder(_colors[color], InitialNameStringConverter.Convert(title), stream);
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
public static ImageSource GetBadge(string text, Color color, int width, int height)
{
var bitmap = new BitmapImage {
DecodePixelWidth = width, DecodePixelHeight = height, DecodePixelType = DecodePixelType.Logical
};
using (var stream = new InMemoryRandomAccessStream())
{
try
{
PlaceholderImageHelper.GetForCurrentView().DrawProfilePlaceholder(color, InitialNameStringConverter.Convert(text), stream);
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
public static ImageSource GetSavedMessages(int id, int width, int height)
{
var bitmap = new BitmapImage {
DecodePixelWidth = width, DecodePixelHeight = height, DecodePixelType = DecodePixelType.Logical
};
using (var stream = new InMemoryRandomAccessStream())
{
try
{
PlaceholderImageHelper.GetForCurrentView().DrawSavedMessages(_colors[Math.Abs(id % _colors.Length)], stream);
bitmap.SetSource(stream);
}
catch { }
}
return(bitmap);
}
public TLWindowContext(Window window, int id)
: base(window)
{
_id = id;
_window = window;
_window.Activated += OnActivated;
_lifetime = TLContainer.Current.Lifetime;
_placeholderHelper = PlaceholderImageHelper.GetForCurrentView();
Windows.UI.ViewManagement.ApplicationView.GetForCurrentView().SetPreferredMinSize(new Size(320, 500));
SystemNavigationManager.GetForCurrentView().AppViewBackButtonVisibility = AppViewBackButtonVisibility.Collapsed;
UpdateTitleBar();
var app = App.Current as App;
app.UISettings.ColorValuesChanged += UISettings_ColorValuesChanged;
_window.CoreWindow.Closed += (s, e) =>
{
try
{
_placeholderHelper = null;
app.UISettings.ColorValuesChanged -= UISettings_ColorValuesChanged;
}
catch { }
};
_window.Closed += (s, e) =>
{
try
{
_placeholderHelper = null;
app.UISettings.ColorValuesChanged -= UISettings_ColorValuesChanged;
}
catch { }
};
}