private async Task ChooseReferenceImage()
{
FileOpenPicker openPicker = new FileOpenPicker();
openPicker.ViewMode = PickerViewMode.Thumbnail;
openPicker.SuggestedStartLocation = PickerLocationId.PicturesLibrary;
openPicker.FileTypeFilter.Add(".jpg");
openPicker.FileTypeFilter.Add(".jpeg");
openPicker.FileTypeFilter.Add(".png");
StorageFile file = await openPicker.PickSingleFileAsync();
if (file != null)
{
try
{
var img = new BitmapImage();
using (Windows.Storage.Streams.IRandomAccessStream fileStream =
await file.OpenAsync(Windows.Storage.FileAccessMode.Read))
{
// Set the image source to the selected bitmap.
var refImage =
new BitmapImage();
refImage.CreateOptions = BitmapCreateOptions.IgnoreImageCache;
refImage.SetSource(fileStream);
RefImage = refImage;
ReferenceImage = new WriteableBitmap(refImage.PixelWidth, refImage.PixelHeight);
//fileStream.Seek(0);
ReferenceImage = await ReferenceImage.FromStream(fileStream);
ChooseThemeVisibility = Visibility.Visible;
}
}
catch (Exception)
{
var messageDialog =
new MessageDialog("Please select an image. Any other file-type is not supported.");
await messageDialog.ShowAsync();
}
}
}
private async void CreateBluredCoverArt(string coverArt)
{
var writeableBitmap = new WriteableBitmap(1, 1);
var streamTask = coverArt == CoverArtPlaceholderLarge ? GetStreamFromFile(coverArt) : GetStreamFromUri(coverArt);
using (var stream = await streamTask)
{
writeableBitmap = await writeableBitmap.FromStream(stream);
}
var bluredImage = writeableBitmap.Convolute(Gaussian11X11Kernel);
BluredCoverArt = bluredImage;
}
private async Task<BitmapSource> GetWriteableBitmap()
{
var width = (int)this.Width;
var height = width;
WriteableBitmap writeableBitmap = null;
string cacheFileName = string.Format("{0}.{1}", this.CacheName, ImageExtension);
var storageFile = await Windows.Storage.ApplicationData.Current.LocalFolder.TryGetItemAsync(cacheFileName) as StorageFile;
if (storageFile != null)
{
writeableBitmap = await new WriteableBitmap(width, height).LoadAsync(storageFile);
}
else
{
try
{
var innerWidth = width / 2;
var innerHeight = innerWidth;
writeableBitmap = new WriteableBitmap(width, height);
int index = 0;
foreach (Uri uri in this.m_uriCollection)
{
try
{
var randomAccessStreamReference = RandomAccessStreamReference.CreateFromUri(uri);
using (IRandomAccessStream randomAccessStream = await randomAccessStreamReference.OpenReadAsync())
{
if (randomAccessStream != null)
{
//We initialize the bitmap with height and width, but the actual size will be reset after the FromStream method!
WriteableBitmap innerImage = new WriteableBitmap(innerWidth, innerHeight);
innerImage = await innerImage.FromStream(randomAccessStream);
int xPosition = 0;
int yPosition = 0;
if (index == 1 || index == 2)
{
xPosition = xPosition + innerWidth;
}
if (index == 2 || index == 3)
{
yPosition = yPosition + innerHeight;
}
writeableBitmap.Blit(
new Rect()
{
Height = innerHeight,
Width = innerWidth,
X = xPosition,
Y = yPosition
},
innerImage,
new Rect()
{
Height = innerImage.PixelHeight,
Width = innerImage.PixelWidth,
X = 0,
Y = 0
}, WriteableBitmapExtensions.BlendMode.Additive);
}
index++;
}
}
catch(Exception)
{ }
}
await writeableBitmap.SaveToFile(Windows.Storage.ApplicationData.Current.LocalFolder, cacheFileName, CreationCollisionOption.ReplaceExisting);
}
catch (Exception)
{
}
}
return writeableBitmap;
}
public async void RecievedFiles(IEnumerable<object> files)
{
var fileArray = files as object[] ?? files.ToArray();
if (fileArray.Length == 0)
{
ServiceLocator.DispatcherService.RunOnMainThread(() =>
ServiceLocator.NavigationService.NavigateTo<NewLookSourceSelectionViewModel>());
}
StorageFile file = (StorageFile)fileArray[0];
var fileStream = await file.OpenReadAsync();
var memoryStream = new MemoryStream();
fileStream.AsStreamForRead().CopyTo(memoryStream);
memoryStream.Seek(0, SeekOrigin.Begin);
BitmapImage imagetobind = new BitmapImage();
await imagetobind.SetSourceAsync(memoryStream.AsRandomAccessStream());
WriteableBitmap writeableBitmap = new WriteableBitmap(imagetobind.PixelWidth, imagetobind.PixelHeight);
await writeableBitmap.FromStream(memoryStream.AsRandomAccessStream());
memoryStream.Seek(0, SeekOrigin.Begin);
PortableImage portableImage = new PortableImage(writeableBitmap)
{
Width = writeableBitmap.PixelWidth,
Height = writeableBitmap.PixelHeight,
EncodedData = memoryStream
};
if (_lookToEdit == null)
{
if (portableImage != null) // TODO: check if image is ok
{
var message = new GenericMessage<PortableImage>(portableImage);
Messenger.Default.Send(message, ViewModelMessagingToken.LookImageListener);
ServiceLocator.DispatcherService.RunOnMainThread(() =>
ServiceLocator.NavigationService.NavigateTo<LookNameChooserViewModel>());
}
else
{
ServiceLocator.NotifictionService.ShowMessageBox(AppResourcesHelper.Get("Editor_MessageBoxWrongImageFormatHeader"),
AppResourcesHelper.Get("Editor_MessageBoxWrongImageFormatText"), delegate { /* no action */ }, MessageBoxOptions.Ok);
}
}
else
{
using (var storage = StorageSystem.GetStorage())
{
var filePath = Path.Combine(_program.BasePath,
StorageConstants.ProgramLooksPath, _lookToEdit.FileName);
await storage.DeleteImageAsync(filePath);
var lookFileStream = await storage.OpenFileAsync(filePath,
StorageFileMode.Create, StorageFileAccess.Write);
await (await file.OpenReadAsync()).AsStream().CopyToAsync(lookFileStream);
lookFileStream.Dispose();
await storage.TryCreateThumbnailAsync(filePath);
_lookToEdit.Image = await storage.LoadImageThumbnailAsync(filePath);
}
_lookToEdit = null;
}
}
public async Task<BitmapSource> GetBitmapSource(object bitmapSource, string cacheName, int width, bool asThumbnail = false)
{
var height = width;
WriteableBitmap writeableBitmap = null;
ObservableCollection<Uri> uriSource = bitmapSource as ObservableCollection<Uri>;
if (!string.IsNullOrEmpty(cacheName) && uriSource != null)
{
try
{
cacheName = asThumbnail ? cacheName + ThumbnailPart : cacheName;
string cacheFileName = string.Format("{0}.{1}", cacheName, ImageExtension);
var storageFolder = await LocalStorage.GetImageFolderAsync();
var storageFile = await storageFolder.TryGetItemAsync(cacheFileName) as StorageFile;
if (storageFile != null)
{
writeableBitmap = await new WriteableBitmap(width, height).LoadAsync(storageFile);
}
var innerWidth = width / 2;
var innerHeight = innerWidth;
writeableBitmap = new WriteableBitmap(width, height);
int index = 0;
foreach (Uri uri in uriSource)
{
try
{
var randomAccessStreamReference = RandomAccessStreamReference.CreateFromUri(uri);
using (IRandomAccessStream randomAccessStream = await randomAccessStreamReference.OpenReadAsync())
{
if (randomAccessStream != null)
{
//We initialize the bitmap with height and width, but the actual size will be reset after the FromStream method!
WriteableBitmap innerImage = new WriteableBitmap(innerWidth, innerHeight);
innerImage = await innerImage.FromStream(randomAccessStream);
int xPosition = 0;
int yPosition = 0;
if (index == 1 || index == 2)
{
xPosition = xPosition + innerWidth;
}
if (index == 1 || index == 3)
{
yPosition = yPosition + innerHeight;
}
writeableBitmap.Blit(
new Rect()
{
Height = innerHeight,
Width = innerWidth,
X = xPosition,
Y = yPosition
},
innerImage,
new Rect()
{
Height = innerImage.PixelHeight,
Width = innerImage.PixelWidth,
X = 0,
Y = 0
}, WriteableBitmapExtensions.BlendMode.Additive);
}
index++;
}
}
catch (Exception)
{ }
}
await writeableBitmap.SaveToFile(storageFolder, cacheFileName, CreationCollisionOption.ReplaceExisting);
}
catch (Exception)
{
}
}
return writeableBitmap;
}
private async void CreateBluredCoverArt(string coverArt)
{
var dispatcher = Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher;
await dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, async () =>
{
var writeableBitmap = new WriteableBitmap(1, 1);
var streamTask = coverArt == CoverArtPlaceholderLarge
? GetStreamFromFile(coverArt)
: GetStreamFromUri(coverArt);
using (var stream = await streamTask)
{
writeableBitmap = await writeableBitmap.FromStream(stream);
var bluredImage = writeableBitmap.Convolute(Gaussian11X11Kernel);
BluredCoverArt = bluredImage;
}
});
}