public override void LoadFileDialog(FolderLocations folderLocation, int maxWidth, int maxHeight, int x, int y, int width, int height, string[] fileTypes, StreamLoadedCallbackMethod streamLoadedCallback)
{
if (streamLoadedCallback == null) return;
string filename = EditorUtility.OpenFilePanel("Load file", "", generateFilterValue(fileTypes));
if (!string.IsNullOrEmpty(filename))
{
if (maxWidth == 0 || maxHeight == 0 || folderLocation != FolderLocations.Pictures)
{
streamLoadedCallback(new FileStream(filename, FileMode.Open, FileAccess.Read), true);
}
else
{
var newStream = new MemoryStream();
try
{
using (var stream = new FileStream(filename, FileMode.Open, FileAccess.Read))
{
IImageDecoder decoder = null;
switch (Path.GetExtension(filename).ToLower())
{
case ".jpg": decoder = new JpegDecoder(); break;
case ".jpeg": decoder = new JpegDecoder(); break;
case ".png": decoder = new PngDecoder(); break;
default:
Debug.LogError("Unsuported file ext type: " + Path.GetExtension(filename));
streamLoadedCallback(null, false);
return;
}
var image = new ExtendedImage();
decoder.Decode(image, stream);
var newSize = MathUtilities.FitInViewIfLarger(image.PixelWidth, image.PixelHeight, maxWidth, maxHeight);
var newImage = ExtendedImage.Resize(image, (int)newSize.x, (int)newSize.y, new NearestNeighborResizer());
var encoder = new PngEncoder();
encoder.Encode(newImage, newStream);
newStream.Position = 0;
}
}
catch (Exception e)
{
newStream.Dispose();
newStream = null;
Debug.LogError(e.Message);
}
finally
{
streamLoadedCallback(newStream, true);
}
}
}
else
{
streamLoadedCallback(null, false);
}
}
private void SaveGraphAsImage()
{
//TODO: ENSURE THAT DATA IS EVEN PRESENT ON THE GRAPH
//TODO: THIS SHOULD BE DECOUPLED
ImageTools.IO.Encoders.AddEncoder <ImageTools.IO.Jpeg.JpegEncoder>();
ImageTools.IO.Encoders.AddEncoder <ImageTools.IO.Png.PngEncoder>();
UI.GraphViewModel graphVM = UI.ViewModelLocator.GraphDataStatic;
ImageTools.ExtendedImage myImage = graphVM.GraphToImage();
System.Windows.Controls.SaveFileDialog saveFileDialog = new System.Windows.Controls.SaveFileDialog();
saveFileDialog.Filter = "JPEG Files (*.jpg)|*.jpg|PNG Files (*.png)|*.png";
saveFileDialog.FilterIndex = 1;
bool?dialogResult = saveFileDialog.ShowDialog();
if (dialogResult == true)
{
using (Stream fs = (Stream)saveFileDialog.OpenFile())
{
myImage.WriteToStream(fs, saveFileDialog.SafeFileName);
}
}
}
public static WriteableBitmap GetBitmapSource(ExtendedImage image)
{
// Waits for the bitmap to be loaded if it needs so.
if (!image.IsFilled)
{
if (!image.IsLoading)
{
return null;
}
ManualResetEvent resetEvent = new ManualResetEvent(false);
EventHandler onLoaded = new EventHandler((o, e) =>
{
resetEvent.Set();
});
image.LoadingCompleted += onLoaded;
resetEvent.WaitOne(1000);
image.LoadingCompleted -= onLoaded;
}
// Converts the bitmap.
return image.ToBitmap();
}
/// <summary>
/// Cuts the image with the specified rectangle and returns a new image.
/// </summary>
/// <param name="source">The image, where a cutted copy should be made from.</param>
/// <param name="bounds">The bounds of the new image.</param>
/// <returns>The new cutted image.</returns>
/// <exception cref="ArgumentNullException"><paramref name="source"/> is null
/// (Nothing in Visual Basic).</exception>
public static ExtendedImage Crop(ExtendedImage source, Rectangle bounds)
{
Contract.Requires<ArgumentNullException>(source != null, "Source image cannot be null.");
Contract.Requires<ArgumentException>(source.IsFilled, "Source image has not been loaded.");
return PerformAction(source, false, (sourceImage, targetImage) => ImageBase.Crop(sourceImage, targetImage, bounds));
}
public async void LoadImage(String filename)
{
var file = await KnownFolders.PicturesLibrary.GetFileAsync(filename);
ExtendedImage image = new ExtendedImage();
image.LoadingCompleted +=
(o, ea) => Dispatcher.BeginInvoke(() => { AnimatedImage.Source = image; });
image.SetSource((await file.OpenReadAsync()).AsStreamForRead());
}
public static void LoadJpeg(this WriteableBitmap bitmap, Stream sourceStream)
{
JpegDecoder decoder = new JpegDecoder();
var image = new ExtendedImage();
decoder.Decode(image, sourceStream);
WP7Utilities.UIThreadInvoke(() => bitmap.SetSource(image.ToStream()));
}
public GifViewer()
{
//http://stackoverflow.com/questions/9667840/how-to-use-gif-animated-image-in-wp-7
Decoders.AddDecoder<GifDecoder>();
Uri uri3 = new Uri(@"\ViewModel\Gifs\falling.gif", UriKind.Relative);
ExtendedImage image3 = new ExtendedImage();
image3.LoadingCompleted +=
(o, e) => Dispatcher.BeginInvoke(() => AnimationImage3 = image3);
image3.UriSource = uri3;
}
private async void LoadGifs()
{
StorageFile deleteFile = await Windows.Storage.StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Images/TaskDeleteAnimation.gif", UriKind.RelativeOrAbsolute));
ExtendedImage delteImage = new ExtendedImage();
delteImage.SetSource(await deleteFile.OpenStreamForReadAsync());
this.TaskDeleteAnimation.Source = delteImage;
StorageFile completeFile = await Windows.Storage.StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Images/TaskCompleteAnimation.gif", UriKind.RelativeOrAbsolute));
ExtendedImage completeImage = new ExtendedImage();
completeImage.SetSource(await completeFile.OpenStreamForReadAsync());
this.TaskCompleteAnimation.Source = completeImage;
}
private AnimatedImage GifImage()
{
var source = new ExtendedImage { UriSource = new Uri(_gifPath, UriKind.RelativeOrAbsolute) };
var animatedImage = new AnimatedImage {
AnimationMode = AnimationMode.Repeat,
Width = ScreenWidth,
Height = 320,
Stretch = Stretch.Fill,
Opacity = Opacity,
Source = source,
};
return animatedImage;
}
/// <summary>
/// Applies the specified filter to the image ath the specified rectangle.
/// </summary>
/// <param name="source">The image, where the filter should be applied to.</param>
/// <param name="filters">The filter, which should be applied to.</param>
/// <param name="rectangle">The rectangle, where the filter should be applied to.</param>
/// <returns>
/// A copy of the image with the applied filter.
/// </returns>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="source"/> is null (Nothing in Visual Basic).</para>
/// <para>- or -</para>
/// <para><paramref name="filters"/> is null (Nothing in Visual Basic).</para>
/// </exception>
public static ExtendedImage ApplyFilters(ExtendedImage source, Rectangle rectangle, params IImageFilter[] filters)
{
Contract.Requires<ArgumentNullException>(source != null, "Source image cannot be null.");
Contract.Requires<ArgumentException>(source.IsFilled, "Source image has not been loaded.");
Contract.Requires<ArgumentNullException>(filters != null, "Filters cannot be null.");
foreach (IImageFilter filter in filters)
{
source = PerformAction(source, true, (sourceImage, targetImage) => filter.Apply(targetImage, sourceImage, rectangle));
}
return source;
}
/// <summary>
///
/// </summary>
/// <param name="index"></param>
/// <param name="imgContain"></param>
private void LoadPic(int index, ref ImageTools.Controls.AnimatedImage imgContain)
{
if (imgContain.Source != null)
{
if (!OutOfTime(index))
{
return;
}
}
if (!Microsoft.Phone.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable())
MessageBox.Show("网络异常！");
ExtendedImage image = new ImageTools.ExtendedImage();
image.UriSource = new Uri(_bindData[index].Url);
imgContain.Source = image;
_bindData[index].DownLoadTime = DateTime.Now;
}
public static void SaveJpeg(this WriteableBitmap bitmap, Stream targetStream, int targetWidth, int targetHeight, int orientation, int quality)
{
ExtendedImage image = null;
var disp = bitmap.Dispatcher;
using (var are = new AutoResetEvent(false))
{
disp.BeginInvoke(() =>
{
image = bitmap.ToImage();
are.Set();
});
are.WaitOne();
}
var resizer = new NearestNeighborResizer();
var imageBaseOut = new ExtendedImage(targetWidth, targetHeight);
resizer.Resize(image, imageBaseOut, targetWidth, targetHeight);
var encoder = new JpegEncoder {Quality = quality};
encoder.Encode(imageBaseOut, targetStream);
}
/// <summary>
/// Initializes a new instance of the <see cref="ExtendedImage"/> class
/// by making a copy from another image.
/// </summary>
/// <param name="other">The other image, where the clone should be made from.</param>
/// <exception cref="ArgumentNullException"><paramref name="other"/> is null
/// (Nothing in Visual Basic).</exception>
public ExtendedImage(ExtendedImage other)
: base(other)
{
Contract.Requires <ArgumentNullException>(other != null, "Other image cannot be null.");
Contract.Requires <ArgumentException>(other.IsFilled, "Other image has not been loaded.");
Contract.Ensures(IsFilled);
foreach (ImageFrame frame in other.Frames)
{
if (frame != null)
{
if (!frame.IsFilled)
{
throw new ArgumentException("The image contains a frame that has not been loaded yet.");
}
Frames.Add(new ImageFrame(frame));
}
}
DensityX = DefaultDensityX;
DensityY = DefaultDensityY;
}
/// <summary>
/// Converts the image to a png stream, which can be assigned to
/// a silverlight image control as image source and applies the specified
/// filter before converting the image.
/// </summary>
/// <param name="image">The image, which should be converted. Cannot be null
/// (Nothing in Visual Basic).</param>
/// <param name="filter">The filter, which should be applied before converting the
/// image or null, if no filter should be applied to. Cannot be null.</param>
/// <returns>The resulting stream.</returns>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="image"/> is null (Nothing in Visual Basic).</para>
/// <para>- or -</para>
/// <para><paramref name="filter"/> is null (Nothing in Visual Basic).</para>
/// </exception>
public static Stream ToStream(this ExtendedImage image, IImageFilter filter)
{
Contract.Requires <ArgumentNullException>(image != null, "Image cannot be null.");
Contract.Requires <ArgumentException>(image.IsFilled, "Image has not been loaded.");
MemoryStream memoryStream = new MemoryStream();
try
{
ExtendedImage temp = image;
if (filter != null)
{
temp = image.Clone();
filter.Apply(temp, image, temp.Bounds);
}
PngEncoder encoder = new PngEncoder();
encoder.IsWritingUncompressed = true;
encoder.Encode(temp, memoryStream);
memoryStream.Seek(0, SeekOrigin.Begin);
}
catch
{
if (memoryStream != null)
{
memoryStream.Dispose();
memoryStream = null;
}
throw;
}
return(memoryStream);
}
/// <summary>
/// Writes to specified image to the stream. The method loops through all encoders and
/// uses the encoder which supports the extension of the specified file name.
/// </summary>
/// <param name="image">The image to write to the stream. Cannot be null.</param>
/// <param name="stream">The target stream. Cannot be null.</param>
/// <param name="fileName">Name of the file.</param>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="image"/> is null (Nothing in Visual Basic).</para>
/// <para>- or -</para>
/// <para><paramref name="stream"/> is null (Nothing in Visual Basic).</para>
/// </exception>
public static void WriteToStream(this ExtendedImage image, Stream stream, string fileName)
{
Contract.Requires <ArgumentNullException>(image != null, "Image cannot be null.");
Contract.Requires <ArgumentException>(image.IsFilled, "Image has not been loaded.");
Contract.Requires <ArgumentNullException>(stream != null, "Stream cannot be null.");
Contract.Requires <ArgumentException>(!string.IsNullOrEmpty(fileName), "File name cannot be null or empty.");
string path = Path.GetExtension(fileName);
if (path == null || string.IsNullOrEmpty(path))
{
throw new ArgumentException("The file name is not valid and contains no extension.");
}
string pathExtension = path.Substring(1);
Contract.Assume(!string.IsNullOrEmpty(pathExtension));
IImageEncoder encoder = null;
foreach (IImageEncoder availableEncoder in Encoders.GetAvailableEncoders())
{
if (availableEncoder != null && availableEncoder.IsSupportedFileExtension(pathExtension))
{
encoder = availableEncoder;
break;
}
}
if (encoder == null)
{
throw new UnsupportedImageFormatException("Specified file extension is not supported.");
}
encoder.Encode(image, stream);
}
protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
{
base.OnNavigatedTo(e);
if (NavigationContext.QueryString.TryGetValue("imageUri", out imageFileName))
{
FilenameText.Text = imageFileName;
using (IsolatedStorageFileStream stream = new IsolatedStorageFileStream(imageFileName, System.IO.FileMode.Open, IsolatedStorageFile.GetUserStoreForApplication()))
{
// Allocate an array large enough for the entire file
byte[] data = new byte[stream.Length];
// Read the entire file and then close it
stream.Read(data, 0, data.Length);
stream.Close();
ExtendedImage image = new ExtendedImage();
image.LoadingCompleted +=
(o, ea) => Dispatcher.BeginInvoke(() => { AnimatedImage.Source = image; });
image.SetSource(new MemoryStream(data));
}
}
}
/// <summary>
/// Converts the image to a stream, which can be assigned to
/// a silverlight image control as image source and applies the specified
/// filter before converting the image. The encoder to use will be created by
/// the file extension name.
/// </summary>
/// <param name="image">The image, which should be converted. Cannot be null
/// (Nothing in Visual Basic).</param>
/// <param name="extension">The file extension to create the <see cref="IImageEncoder"/> that
/// will be used to create an image stream.</param>
/// <returns>The resulting stream.</returns>
/// <exception cref="ArgumentException"><paramref name="extension"/> is empty or
/// contains only blanks.</exception>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="image"/> is null (Nothing in Visual Basic).</para>
/// <para>- or -</para>
/// <para><paramref name="extension"/> is null (Nothing in Visual Basic).</para>
/// </exception>
public static Stream ToStreamByExtension(this ExtendedImage image, string extension)
{
Contract.Requires <ArgumentNullException>(image != null, "Image cannot be null.");
Contract.Requires <ArgumentException>(image.IsFilled, "Image has not been loaded.");
Contract.Requires <ArgumentException>(!string.IsNullOrEmpty(extension), "Extension cannot be null or empty.");
IImageEncoder encoder = null;
foreach (IImageEncoder availableEncoder in Encoders.GetAvailableEncoders())
{
if (availableEncoder != null && availableEncoder.IsSupportedFileExtension(extension))
{
encoder = availableEncoder;
break;
}
}
MemoryStream memoryStream = null;
try
{
memoryStream = new MemoryStream();
encoder.Encode(image, memoryStream);
memoryStream.Seek(0, SeekOrigin.Begin);
}
catch
{
if (memoryStream != null)
{
memoryStream.Dispose();
}
throw;
}
return(memoryStream);
}
/// <summary>
/// Resizes the specified image by using the specified <see cref="IImageResizer"/> and
/// returns new image which has the specified maximum
/// extension in x and y direction.
/// </summary>
/// <param name="source">The source image to resize.</param>
/// <param name="size">The maximum size of the image in x and y direction.</param>
/// <param name="resizer">The resizer, which should resize the image.</param>
/// <returns>The resized image.</returns>
/// <exception cref="ArgumentNullException"><paramref name="source"/> is null
/// (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentException"><paramref name="size"/> is negative.</exception>
public static ExtendedImage Resize(ExtendedImage source, int size, IImageResizer resizer)
{
Contract.Requires <ArgumentNullException>(source != null, "Source image cannot be null.");
Contract.Requires <ArgumentException>(source.IsFilled, "Source image has not been loaded.");
Contract.Requires <ArgumentNullException>(resizer != null, "Image Resizer cannot be null.");
int width = 0;
int height = 0;
float ratio = (float)source.PixelWidth / source.PixelHeight;
if (source.PixelWidth > source.PixelHeight && ratio > 0)
{
width = size;
height = (int)(width / ratio);
}
else
{
height = size;
width = (int)(height * ratio);
}
return(PerformAction(source, false, (sourceImage, targetImage) => resizer.Resize(sourceImage, targetImage, width, height)));
}
/// <summary>
/// Gets the traffic map.
/// </summary>
/// <returns></returns>
public IObservable<ExtendedImage> GetTrafficMap()
{
return new AnonymousObservable<ExtendedImage>(observer =>
{
IObservable<MemoryStream> observable = ObservableHelper.StreamFromUri(new Uri(DfwTranstarUri.TrafficMapUri));
observable.Subscribe(stream =>
{
if (stream != null)
{
var decoder = new ImageTools.IO.Gif.GifDecoder();
var image = new ExtendedImage();
decoder.Decode(image, stream);
observer.OnNext(image);
observer.OnCompleted();
}
}, ex =>
{
observer.OnError(new Exception("Unable to retrieve traffic data.", ex));
});
return Disposable.Empty;
});
}
/// <summary>
/// Transforms the specified image by flipping and rotating it. First the image
/// will be rotated, then the image will be flipped. A new image will be returned. The original image
/// will not be changed.
/// </summary>
/// <param name="source">The image, which should be transformed.</param>
/// <param name="rotationType">Type of the rotation.</param>
/// <param name="flippingType">Type of the flipping.</param>
/// <returns>The new and transformed image.</returns>
/// <exception cref="ArgumentNullException"><paramref name="source"/> is null
/// (Nothing in Visual Basic).</exception>
public static ExtendedImage Transform(ExtendedImage source, RotationType rotationType, FlippingType flippingType)
{
Contract.Requires<ArgumentNullException>(source != null, "Source image cannot be null.");
Contract.Requires<ArgumentException>(source.IsFilled, "Source image has not been loaded.");
return PerformAction(source, false, (sourceImage, targetImage) => ImageBase.Transform(sourceImage, targetImage, rotationType, flippingType));
}
public IEnumerable<IResult> LoadViewSignature()
{
if (this.IsLoadedSignature)
yield break;
// Initialize Objects here
switch (AssistantMode) {
case ViewMode.Add:
break;
case ViewMode.Edit:
if (!string.IsNullOrWhiteSpace(this.User.Signature.Signature)) {
ExImage = new ExtendedImage();
ExImage.SetSource(new MemoryStream(System.Convert.FromBase64String(Security.AesDecrypt(this.User.Signature.Signature, SessionInfo.Instance.CurrentUser.BaseKey))));
}
break;
default:
break;
}
UpdateSummarySignature();
this.IsLoadedSignature = true;
}
public void LoadImage()
{
OpenFileDialog openFileDialog = new OpenFileDialog();
openFileDialog.Multiselect = false;
openFileDialog.Filter = "Image Files (*.jpg;*.png;*.bmp;*gif)|*.jpg;*.png;*.bmp;*.gif";
if (openFileDialog.ShowDialog() == true) {
FileInfo fileInfo = openFileDialog.File;
exImage = new ExtendedImage();
exImage.LoadingFailed += ExImageLoadingFailed;
exImage.LoadingCompleted += ExImageOnLoadingCompleted;
exImage.SetSource(fileInfo.OpenRead());
//exImage.UriSource = new Uri(fileInfo.DirectoryName + "/erd.png", UriKind.Absolute);
}
}
private void DoWork(object sender, DoWorkEventArgs args)
{
string url = args.Argument.ToString();
string name = string.Format("image-{0}.jpg", DateTime.Now.Ticks);
if (url.Contains("/") && !url.Contains("attachment.php"))
{
var tokens = url.Split('/');
name = tokens[tokens.Length - 1];
}
HttpWebRequest request = HttpWebRequest.Create(url) as HttpWebRequest;
Stream data = null;
request.BeginGetResponse(state =>
{
try
{
var response = request.EndGetResponse(state);
data = response.GetResponseStream();
}
catch (Exception ex) { Console.WriteLine(ex.Message); }
finally { signal.Set(); }
}, request);
signal.WaitOne(App.Settings.ThreadTimeout);
if (worker.CancellationPending) { args.Cancel = true; return; }
if (data == null)
{
args.Result = Awful.Core.Models.ActionResult.Failure;
return;
}
if (worker.CancellationPending) { args.Cancel = true; return; }
IsolatedStorageFileStream fileStream = null;
try
{
MediaLibrary lib = new MediaLibrary();
string tempFile = name;
var dispatch = Deployment.Current.Dispatcher;
var dispatchSignal = new AutoResetEvent(false);
var store = IsolatedStorageFile.GetUserStoreForApplication();
dispatch.BeginInvoke(() =>
{
try
{
if (store.FileExists(tempFile))
store.DeleteFile(tempFile);
fileStream = store.CreateFile(tempFile);
WriteableBitmap bitmap;
try
{
var decoder = new GifDecoder();
var image = new ExtendedImage();
decoder.Decode(image, data);
bitmap = image.ToBitmap();
}
catch (Exception ex)
{
var image = new BitmapImage();
image.SetSource(data);
bitmap = new WriteableBitmap(image);
}
bitmap.SaveJpeg(fileStream, bitmap.PixelWidth, bitmap.PixelHeight, 0, 100);
fileStream.Close();
dispatchSignal.Set();
}
catch (Exception ex) { dispatchSignal.Set(); }
});
dispatchSignal.WaitOne();
fileStream = store.OpenFile(tempFile, FileMode.Open, FileAccess.Read);
lib.SavePicture(name, fileStream);
fileStream.Close();
store.DeleteFile(tempFile);
args.Result = Awful.Core.Models.ActionResult.Success;
}
catch (Exception ex)
{
if (fileStream != null)
fileStream.Close();
Console.WriteLine(ex.Message);
args.Result = Awful.Core.Models.ActionResult.Failure;
}
}
private static ExtendedImage PerformAction(ExtendedImage source, bool clone, Action<ImageBase, ImageBase> action)
{
VerifyHasLoaded(source);
ExtendedImage transformedImage = clone ? new ExtendedImage(source) : new ExtendedImage();
action(source, transformedImage);
foreach (ImageFrame frame in source.Frames)
{
ImageFrame temp = new ImageFrame();
action(frame, temp);
if (!clone)
{
transformedImage.Frames.Add(temp);
}
}
return transformedImage;
}
public override Codec.DecodeResult Decode( Stream input )
{
var wait = new ManualResetEvent( false );
var its = new ExtendedImage();
its.LoadingCompleted += ( s, e ) => wait.Set();
its.LoadingFailed += ( s, e ) =>
{
Debug.WriteLine( e.ExceptionObject.ToString() );
wait.Set();
};
its.SetSource( input );
wait.WaitOne();
return Decode( its );
}
/// <summary>
/// Resizes the specified image by using the specified <see cref="IImageResizer"/> and
/// returns new image which has the specified maximum
/// extension in x and y direction.
/// </summary>
/// <param name="source">The source image to resize.</param>
/// <param name="size">The maximum size of the image in x and y direction.</param>
/// <param name="resizer">The resizer, which should resize the image.</param>
/// <returns>The resized image.</returns>
/// <exception cref="ArgumentNullException"><paramref name="source"/> is null
/// (Nothing in Visual Basic).</exception>
/// <exception cref="ArgumentException"><paramref name="size"/> is negative.</exception>
public static ExtendedImage Resize(ExtendedImage source, int size, IImageResizer resizer)
{
Contract.Requires<ArgumentNullException>(source != null, "Source image cannot be null.");
Contract.Requires<ArgumentException>(source.IsFilled, "Source image has not been loaded.");
Contract.Requires<ArgumentNullException>(resizer != null, "Image Resizer cannot be null.");
int width = 0;
int height = 0;
float ratio = (float)source.PixelWidth / source.PixelHeight;
if (source.PixelWidth > source.PixelHeight && ratio > 0)
{
width = size;
height = (int)(width / ratio);
}
else
{
height = size;
width = (int)(height * ratio);
}
return PerformAction(source, false, (sourceImage, targetImage) => resizer.Resize(sourceImage, targetImage, width, height));
}
public static WriteableBitmap GetBitmapSource(byte[] data)
{
using (MemoryStream ms = new MemoryStream(data))
{
try
{
// Tries to load the image using Windows Phone's internals.
BitmapImage image = null;
image = new BitmapImage();
image.SetSource(ms);
return new WriteableBitmap(image);
}
catch (Exception)
{
try
{
// Resets the memory stream's position.
ms.Position = 0;
// It didn't work. Now try with ImageTools.
ExtendedImage eim = new ExtendedImage();
eim.SetSource(ms);
// Gets the image source for the image.
WriteableBitmap bs = GetBitmapSource(eim);
if (bs == null)
{
// Something went wrong.
DebugUtils.DumpData(data, "ImageTools failed to generate an image source.");
}
return bs;
}
catch (Exception e)
{
// Dump data!
DebugUtils.DumpData(data, e);
return null;
}
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ExtendedImage"/> class
/// by making a copy from another image.
/// </summary>
/// <param name="other">The other image, where the clone should be made from.</param>
/// <exception cref="ArgumentNullException"><paramref name="other"/> is null
/// (Nothing in Visual Basic).</exception>
public ExtendedImage(ExtendedImage other)
: base(other)
{
Contract.Requires<ArgumentNullException>(other != null, "Other image cannot be null.");
Contract.Requires<ArgumentException>(other.IsFilled, "Other image has not been loaded.");
Contract.Ensures(IsFilled);
foreach (ImageFrame frame in other.Frames)
{
if (frame != null)
{
if (!frame.IsFilled)
{
throw new ArgumentException("The image contains a frame that has not been loaded yet.");
}
Frames.Add(new ImageFrame(frame));
}
}
DensityX = DefaultDensityX;
DensityY = DefaultDensityY;
}
BarcodeResult IBarcodeReader.ReadBarcode(ExtendedImage image)
{
Contract.Requires<ArgumentNullException>(image != null, "Image cannot be null.");
Contract.Requires<ArgumentException>(image.IsFilled, "Image cannot be empty.");
throw new NotImplementedException();
}
private void ViewCurrentImageButton_Click(object sender, RoutedEventArgs e)
{
GoogleAnalytics.EasyTracker.GetTracker().SendEvent("splashchanger", "click", "View Current Image", 0);
try
{
#if WP8
CustomMessageBox cmb = new CustomMessageBox()
{
IsLeftButtonEnabled = true,
IsRightButtonEnabled = true,
RightButtonContent = "Shutdown",
LeftButtonContent = "Startup",
Message = "Which boot screen you'd like to view?"
};
cmb.Dismissed += new EventHandler<DismissedEventArgs>((dsender, de) =>
{
string screen = "Boot";
if (de.Result == CustomMessageBoxResult.RightButton)
{
screen = "Shutdown";
}
try {
using (var stream = System.IO.File.OpenRead(Registry.ReadString(RegistryHive.HKLM, @"SYSTEM\Shell\BootScreens", "WP" + screen + "ScreenOverride")))
{
#else
using (var store = System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication())
{
if (!store.FileExists("mologo.bmp"))
{
string dir = @"\Applications\Data\abc1e9fe-b4ab-402c-ab21-11e97e3fde3a\Data\IsolatedStore";
WP7RootToolsSDK.FileSystem.CopyFile(@"\windows\mologo.bmp", dir + "\\mologo.bmp");
}
using (var stream = store.OpenFile("mologo.bmp", System.IO.FileMode.Open))
{
#endif
#if WP8
var iso = new ExtendedImage();
var dec = new ImageTools.IO.Bmp.BmpDecoder();
dec.Decode(iso, stream);
SplashImage.Source = iso.ToBitmap();
SplashImage.Visibility = Visibility.Visible;
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Failed", MessageBoxButton.OK);
}
});
cmb.Show();
#else
MessageBox.Show("Feature not implemented yet!");
}
#endif
#if !WP8
}
private void saveImage(Stream image, bool shutdown = false)
{
using (var store = System.IO.IsolatedStorage.IsolatedStorageFile.GetUserStoreForApplication())
{
string filename = "mologo.bmp";
if (shutdown)
{
filename = "mologo_shutdown.bmp";
}
#if WP8
using (var stream = File.Open(splashDir+filename,FileMode.Create))
#else
using (var stream = store.OpenFile(filename, System.IO.FileMode.Create))
#endif
{
var img = new Image();
img.Width = ResolutionSize.Width;
img.Height = ResolutionSize.Height;
var bi = new BitmapImage();
bi.SetSource(image);
img.Source = bi;
var img1 = img.ToImage();
IImageEncoder encoder = new BmpEncoder();
ExtendedImage ei = new ExtendedImage(img1);
if (ei.PixelHeight != (int)ResolutionSize.Height || ei.PixelWidth != (int)ResolutionSize.Width)
{
byte[] pixels = new byte[((int)ResolutionSize.Height) * ((int)ResolutionSize.Width)];
int i = 0;
foreach (byte b in pixels)
{
if (ei.Pixels.Length < i)
{
pixels[i] = b;
}
else
{
pixels[i] = 0;
}
i++;
}
ei.SetPixels((int)ResolutionSize.Width, (int)ResolutionSize.Height, ei.Pixels);
}
encoder.Encode(ei, stream);
}
}
}
BarcodeResult IBarcodeReader.ReadBarcode(ExtendedImage image)
{
Contract.Requires <ArgumentNullException>(image != null, "Image cannot be null.");
Contract.Requires <ArgumentException>(image.IsFilled, "Image cannot be empty.");
throw new NotImplementedException();
}
/// <summary>
/// Resizes the specified image by using the specified <see cref="IImageResizer"/> and
/// return a new image with
/// the spezified size which is a resized version of the passed image.
/// </summary>
/// <param name="source">The width of the new image. Must be greater than zero.</param>
/// <param name="width">The width of the new image. Must be greater than zero.</param>
/// <param name="height">The height of the new image. Must be greater than zero.</param>
/// <param name="resizer">The resizer, which should resize the image.</param>
/// <returns>The new image.</returns>
/// <exception cref="ArgumentNullException">
/// <para><paramref name="resizer"/> is null (Nothing in Visual Basic).</para>
/// <para>- or -</para>
/// <para><paramref name="source"/> is null (Nothing in Visual Basic).</para>
/// </exception>
/// <exception cref="ArgumentException">
/// <para><paramref name="width"/> is negative.</para>
/// <para>- or -</para>
/// <para><paramref name="height"/> is negative.</para>
/// </exception>
public static ExtendedImage Resize(ExtendedImage source, int width, int height, IImageResizer resizer)
{
Contract.Requires<ArgumentNullException>(source != null, "Source image cannot be null.");
Contract.Requires<ArgumentException>(source.IsFilled, "Source image has not been loaded.");
Contract.Requires<ArgumentNullException>(resizer != null, "Image Resizer cannot be null.");
return PerformAction(source, false, (sourceImage, targetImage) => resizer.Resize(sourceImage, targetImage, width, height));
}
private void DownloadUserImage(string host, LocomotiveImage img)
{
if (!string.IsNullOrEmpty(img.Url))
{
WebClient webClient = new WebClient();
webClient.OpenReadCompleted += delegate(object sender, OpenReadCompletedEventArgs e)
{
if (e.Error != null)
Deployment.Current.Dispatcher.BeginInvoke(() => { MessageBox.Show(e.Error.Message, App.Name, MessageBoxButton.OK); });
else
{
int imageIdx = (int)e.UserState;
ExtendedImage eimg = new ExtendedImage();
var bd = new BmpDecoder();
//var bd = new PngDecoder();
//var bd = new JpegDecoder();
//var bd = new GifDecoder();
bd.Decode(eimg, e.Result);
//MemoryStream ms = (MemoryStream)eimg.ToStreamByExtension("bmp");
//BitmapImage bi = new BitmapImage();
//bi.SetSource(ms);
//App.EcosModel.LocomotivesManager.ItemsUser[imageIdx].BitmapImage = bi;
e.Result.Close();
}
};
webClient.OpenReadAsync(new Uri(host + img.Url, UriKind.Absolute), img.Index);
}
}
private void init(Stream stream, GIFFrameUpdatedCallbackMethod frameUpdatedCallback)
{
// set gif frame update callback
this.FrameUpdatedCallback = frameUpdatedCallback;
// decode gif image
var gifDecoder = new GifDecoder();
var image = new ExtendedImage();
gifDecoder.Decode(image, stream);
// add frames and load unity textures
frames = new List<TextureGIFFrame>();
var firstFrame = new TextureGIFFrame(createTexture(image.PixelWidth, image.PixelHeight, image.Pixels), TimeSpan.FromSeconds(image.DelayTime / 100d));
frames.Add(firstFrame);
var lastFrame = firstFrame;
foreach (var frame in image.Frames)
{
var newFrame = new TextureGIFFrame(createTexture(frame.PixelWidth, frame.PixelHeight, frame.Pixels), TimeSpan.FromSeconds(frame.DelayTime / 100d));
frames.Add(newFrame);
if (lastFrame != null) lastFrame.nextFrame = newFrame;
lastFrame = newFrame;
}
// set starting image
CurrentFrame = frames[0];
lastFrame.nextFrame = firstFrame;
}
protected DecodeResult Decode( ExtendedImage input )
{
var w = (int)ClosestPowerOfTwo( input.PixelWidth );
var h = (int)ClosestPowerOfTwo( input.PixelHeight );
var id = new ImageCodec.ImageData
{
width = w,
height = h,
depth = 1,
size = 0,
numMipMaps = -1,
format = PixelFormat.A8B8G8R8
};
for ( int i = System.Math.Min( w, h ), s = w * h; i > 0; i >>= 1, s >>= 2, id.numMipMaps++ )
id.size += s;
var bp = new byte[ id.size * 4 ];
var ofs = 0;
#if DEBUGMIPMAPS
var cval = new[] { 0xFFF00000, 0xFF00F100, 0xFF0000F2, 0xFFF3F300, 0xFF00F4F4, 0xFFF500F5, 0xFFF6F6F6 };
var cidx = 0;
#endif
while ( ofs < bp.Length )
{
var wb = ExtendedImage.Resize( input, w, h, Resizer );
#if DEBUGMIPMAPS
var c=(int)cval[cidx%cval.Length];
for (var i = 0; i < wb.Pixels.Length; i++)
wb.Pixels[i] = c;
cidx++;
#endif
var len = w * h * 4;
Buffer.BlockCopy( wb.Pixels, 0, bp, ofs, len );
ofs += len;
w >>= 1;
h >>= 1;
}
return new DecodeResult( new MemoryStream( bp ), id );
}
private static void VerifyHasLoaded(ExtendedImage image)
{
Contract.Requires(image != null);
if (!image.IsFilled)
{
throw new InvalidOperationException("Image has not been loaded");
}
foreach (ImageFrame frame in image.Frames)
{
if (frame != null && frame.IsFilled)
{
throw new InvalidOperationException("Not all frames has been loaded yet.");
}
}
}
