/// <summary>
/// Resolves the image from the given uri. Also handles
/// caching and resizing... It's a magic function.
/// </summary>
/// <param name="url">The URL to the image</param>
/// <returns>A resized, nice bitmap</returns>
private AsyncImageLoader ResolveImage(string url)
{
if (_cache.ContainsKey(url))
{
return(_cache[url]);
}
// Resize and assign the bitmap
using (var client = new HttpClient(new NativeMessageHandler()))
{
var loader = new AsyncImageLoader(url);
loader.Completed = (a) =>
{
var rect = CalculateLargestRect(a.Bitmap);
loader.Bitmap = ResizeBitmap(a.Bitmap, rect.Width(), rect.Height());
Device.BeginInvokeOnMainThread(() => Invalidate());
};
lock (_cache)
{
if (!_cache.ContainsKey(url))
{
_cache.Add(url, loader);
}
}
return(loader);
}
}
public void AsyncImageLoaderAssign()
{
tlog.Debug(tag, $"AsyncImageLoaderAssign START");
using (AsyncImageLoader loader = new AsyncImageLoader())
{
var testingTarget = new AsyncImageLoader(loader);
Assert.IsNotNull(testingTarget, "Can't create success object AsyncImageLoader");
Assert.IsInstanceOf <AsyncImageLoader>(testingTarget, "Should be an instance of AsyncImageLoader type.");
try
{
testingTarget.Assign(loader);
}
catch (Exception e)
{
tlog.Debug(tag, e.Message.ToString());
Assert.Fail("Caught Exception: Failed!");
}
testingTarget.Dispose();
}
tlog.Debug(tag, $"AsyncImageLoaderAssign END (OK)");
}
public AsyncImageLoader(AsyncImageLoader handle) : this(NDalicPINVOKE.new_AsyncImageLoader__SWIG_1(AsyncImageLoader.getCPtr(handle)), true)
{
if (NDalicPINVOKE.SWIGPendingException.Pending)
{
throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
}
public AsyncImageLoader(AsyncImageLoader handle) : this(Interop.AsyncImageLoader.NewAsyncImageLoader(AsyncImageLoader.getCPtr(handle)), true)
{
if (NDalicPINVOKE.SWIGPendingException.Pending)
{
throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
}
private void EnsureAllBackdropsAreLoaded()
{
if (backdropImages == null)
{
backdropImages = new List <AsyncImageLoader>();
// we need to do this on the thread pool ...
Async.Queue(() =>
{
foreach (var image in baseItem.BackdropImages)
{
// this is really subtle, we need to capture the image otherwise they will all be the same
var captureImage = image;
var backdropImage = new AsyncImageLoader(
() => captureImage,
null,
() => this.FirePropertiesChanged("BackdropImages", "BackdropImage"));
lock (backdropImages)
{
backdropImages.Add(backdropImage);
// trigger a load
var ignore = backdropImage.Image;
}
}
});
}
}
private void getFirstBackdropImage()
{
backdropImage = new AsyncImageLoader(
() => baseItem.PrimaryBackdropImage,
null,
() => this.FirePropertiesChanged("BackdropImage"));
backdropImage.LowPriority = true;
}
private void InitializeImages()
{
if (this.Element.Source == null)
{
return;
}
if (!this.Element.Source.Any())
{
// TODO Add a placeholder bitmap for empty ones?
_leftBitmap = null;
_rightBitmap = null;
_centerBitmap = null;
_currentImageUrl = null;
return;
}
if (_currentImageUrl == null)
{
_currentImageUrl = this.Element.Source.First();
}
var index = this.Element.Source.IndexOf(_currentImageUrl);
if (index > 0)
{
_leftBitmap = ResolveImage(this.Element.Source[index - 1]);
}
else
{
_leftBitmap = null;
}
if (index < this.Element.Source.Count() - 1)
{
_rightBitmap = ResolveImage(this.Element.Source[index + 1]);
}
else
{
_rightBitmap = null;
}
_centerBitmap = ResolveImage(_currentImageUrl);
Invalidate();
this.Element.SelectedIndex = index;
this.Element.SelectedUrl = _currentImageUrl;
if (index > (this.Element.Source.Count - 1) - this.Element.NearEndThreshold && this.Element.IsNearEnd != null)
{
if (this.Element.IsNearEnd.CanExecute(null))
{
this.Element.IsNearEnd.Execute(null);
}
}
}
public AsyncImageLoader Assign(AsyncImageLoader handle)
{
AsyncImageLoader ret = new AsyncImageLoader(Interop.AsyncImageLoader.Assign(SwigCPtr, AsyncImageLoader.getCPtr(handle)), false);
if (NDalicPINVOKE.SWIGPendingException.Pending)
{
throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
public static AsyncImageLoader DownCast(BaseHandle handle)
{
AsyncImageLoader ret = Registry.GetManagedBaseHandleFromNativePtr(handle) as AsyncImageLoader;
if (NDalicPINVOKE.SWIGPendingException.Pending)
{
throw NDalicPINVOKE.SWIGPendingException.Retrieve();
}
return(ret);
}
private void EnsureArtImageIsSet()
{
if (artImage == null)
{
artImage = new AsyncImageLoader(
() => baseItem.ArtImage,
DefaultImage,
ArtImageChanged);
var ignore = artImage.Image;
}
}
private void EnsureSecondaryImageIsSet()
{
if (secondaryImage == null)
{
secondaryImage = new AsyncImageLoader(
() => baseItem.SecondaryImage,
DefaultImage,
SecondaryImageChanged);
var ignore = secondaryImage.Image;
}
}
private void EnsureThumbnailImageIsSet()
{
if (thumbnailImage == null)
{
thumbnailImage = new AsyncImageLoader(
() => baseItem.ThumbnailImage,
DefaultImage,
ThumbnailImageChanged);
var ignore = thumbnailImage.Image;
}
}
private void EnsureDiscImageIsSet()
{
if (discImage == null)
{
discImage = new AsyncImageLoader(
() => baseItem.DiscImage,
DefaultImage,
DiscImageChanged);
var ignore = discImage.Image;
}
}
private void EnsureLogoImageIsSet()
{
if (logoImage == null)
{
logoImage = new AsyncImageLoader(
() => baseItem.LogoImage,
DefaultImage,
LogoImageChanged);
var ignore = logoImage.Image;
}
}
private void EnsurePrimaryImageIsSet()
{
if (primaryImage == null)
{
primaryImage = new AsyncImageLoader(
() => baseItem.PrimaryImage,
DefaultImage,
PrimaryImageChanged);
var ignore = primaryImage.Image;
}
}
public void FillUserProfile(User userData)
{
if (!gameObject.activeSelf)
{
return;
}
_usernameText.text = userData.username;
AsyncImageLoader.RequestImage(userData.pictureUrl, _profileImage);
AsyncImageLoader.RequestImage(userData.clubPictureUrl, _clubImage);
}
public void AsyncImageLoaderConstructor()
{
tlog.Debug(tag, $"AsyncImageLoaderConstructor START");
var testingTarget = new AsyncImageLoader();
Assert.IsNotNull(testingTarget, "Can't create success object AsyncImageLoader");
Assert.IsInstanceOf <AsyncImageLoader>(testingTarget, "Should be an instance of AsyncImageLoader type.");
testingTarget.Dispose();
tlog.Debug(tag, $"AsyncImageLoaderConstructor END (OK)");
}
public void FillUserProfile(User userData, bool allowEdit)
{
if (!gameObject.activeSelf)
{
return;
}
_usernameInputField.text = userData.username;
AsyncImageLoader.RequestImage(userData.pictureUrl, _profileImage);
AsyncImageLoader.RequestImage(userData.clubPictureUrl, _clubImage);
_changeUsernameButton.gameObject.SetActive(allowEdit);
}
public void Initialize(int index, object data)
{
_index = index;
var cardData = (CardItemData)data;
_cardId = cardData.UserId;
_nameText.text = cardData.Name;
AsyncImageLoader.RequestImage(cardData.AvatarUrl, _avatarImage);
AsyncImageLoader.RequestImage(cardData.ClubLogoUrl, _clubImage);
OnSelected = new Action <string>(cardData.OnSelected);
OnLongPressed = new Action <int, string>(cardData.OnLongPressed);
}
private void LoadSmallPrimaryImage()
{
float aspect = primaryImage.Size.Height / (float)primaryImage.Size.Width;
float constraintAspect = aspect;
if (preferredImageSmallSize.Height > 0 && preferredImageSmallSize.Width > 0)
{
constraintAspect = preferredImageSmallSize.Height / (float)preferredImageSmallSize.Width;
}
primaryImageSmall = new AsyncImageLoader(
() => baseItem.PrimaryImage,
DefaultImage,
PrimaryImageChanged);
if (aspect == constraintAspect)
{
smallImageIsDistorted = false;
}
else
{
smallImageIsDistorted = Math.Abs(aspect - constraintAspect) < Config.Instance.MaximumAspectRatioDistortion;
}
if (smallImageIsDistorted)
{
primaryImageSmall.Size = preferredImageSmallSize;
}
else
{
int width = preferredImageSmallSize.Width;
int height = preferredImageSmallSize.Height;
if (aspect > constraintAspect || width <= 0)
{
width = (int)((float)height / aspect);
}
else
{
height = (int)((float)width * aspect);
}
primaryImageSmall.Size = new Size(width, height);
}
FirePropertyChanged("SmallImageIsDistorted");
}
public void AsyncImageLoaderLoadWithDimensions()
{
tlog.Debug(tag, $"AsyncImageLoaderLoadWithDimensions START");
using (AsyncImageLoader loader = new AsyncImageLoader())
{
try
{
loader.Load(url, new Uint16Pair(100, 80));
}
catch (Exception e)
{
tlog.Debug(tag, e.Message.ToString());
Assert.Fail("Caught Exception: Failed!");
}
}
tlog.Debug(tag, $"AsyncImageLoaderLoadWithDimensions END (OK)");
}
public void AsyncImageLoaderDownCast()
{
tlog.Debug(tag, $"AsyncImageLoaderDownCast START");
using (AsyncImageLoader loader = new AsyncImageLoader())
{
try
{
AsyncImageLoader.DownCast(loader);
}
catch (Exception e)
{
tlog.Debug(tag, e.Message.ToString());
Assert.Fail("Caught Exception: Failed!");
}
}
tlog.Debug(tag, $"AsyncImageLoaderDownCast END (OK)");
}
public void AsyncImageLoaderLoadWithFittingMode()
{
tlog.Debug(tag, $"AsyncImageLoaderLoadWithFittingMode START");
using (AsyncImageLoader loader = new AsyncImageLoader())
{
try
{
loader.Load(url, new Uint16Pair(100, 80), FittingModeType.Center, SamplingModeType.Linear, false);
}
catch (Exception e)
{
tlog.Debug(tag, e.Message.ToString());
Assert.Fail("Caught Exception: Failed!");
}
}
tlog.Debug(tag, $"AsyncImageLoaderLoadWithFittingMode END (OK)");
}
public void AsyncImageLoaderImageLoadedSignal()
{
tlog.Debug(tag, $"AsyncImageLoaderImageLoadedSignal START");
using (AsyncImageLoader loader = new AsyncImageLoader())
{
try
{
loader.ImageLoadedSignal();
}
catch (Exception e)
{
tlog.Debug(tag, e.Message.ToString());
Assert.Fail("Caught Exception: Failed!");
}
}
tlog.Debug(tag, $"AsyncImageLoaderImageLoadedSignal END (OK)");
}
private void getRandomBackdropImage()
{
if (Config.Instance.RotateBackdrops && baseItem.BackdropImages.Count > 1)
{
//start the rotation so we don't get the first one twice
GetNextBackDropImage();
}
else
{
//just a single one required
if (baseItem.BackdropImages.Count > 0)
{
backdropImageIndex = randomizer.Next(baseItem.BackdropImages.Count);
backdropImage = new AsyncImageLoader(
() => baseItem.BackdropImages[backdropImageIndex],
null,
() => this.FirePropertyChanged("BackdropImage"));
backdropImage.LowPriority = true;
}
}
}
public void GetNextBackDropImage()
{
backdropImageIndex++;
EnsureAllBackdropsAreLoaded();
var images = new List <AsyncImageLoader>();
lock (backdropImages)
{
images.AddRange(backdropImages);
}
if (images != null && images.Count > 0)
{
backdropImageIndex = backdropImageIndex % images.Count;
if (images[backdropImageIndex].Image != null)
{
backdropImage = images[backdropImageIndex];
FirePropertyChanged("BackdropImage");
}
}
}
public void GetNextBackDropImage()
{
if (!Config.Instance.RotateBackdrops)
{
return; // only do this if we want to rotate
}
EnsureAllBackdropsAreLoaded();
var images = new List <AsyncImageLoader>();
lock (backdropImages)
{
images.AddRange(backdropImages);
}
if (images != null && images.Count > 1)
{
if (Config.Instance.RandomizeBackdrops)
{
int lastOne = backdropImageIndex;
while (backdropImageIndex == lastOne)
{
backdropImageIndex = randomizer.Next(images.Count);
}
}
else
{
backdropImageIndex++;
backdropImageIndex = backdropImageIndex % images.Count;
}
if (images[backdropImageIndex].Image != null)
{
backdropImage = images[backdropImageIndex];
FirePropertyChanged("BackdropImage");
}
}
}
protected void loadRoom(MatrixRoom room)
{
this.currentRoom = room;
foreach (var widget in chatBox.Children)
{
chatBox.Remove(widget);
}
foreach (var message in room.Messages)
{
Widget messageContents = null;
if (message.msgtype == "m.text")
{
messageContents = new Label(message.body);
((Label)messageContents).Justify = Justification.Left;
}
if (message.msgtype == "m.image")
{
messageContents = new VBox();
var imageLabel = new Label(message.body);
imageLabel.Justify = Justification.Left;
var loader = new AsyncImageLoader((MMessageImage)message, this.client);
var imageContents = loader.GetImageWidget(250, 200);
((VBox)messageContents).PackStart(imageLabel);
((VBox)messageContents).PackStart(imageContents);
}
if (messageContents != null)
{
var messageContainer = new HBox();
string senderName;
senderName = this.users [message.sender].displayname;
if (senderName == null)
{
senderName = message.sender;
}
var alignmentBox = new Gtk.Alignment(0, -1, 0, 0);
if (this.avatars.ContainsKey(message.sender))
{
var senderIcon = new System.Drawing.Bitmap(this.avatars [message.sender]);
alignmentBox.Add(new Gtk.Image(Utils.bitmapToPixbuf(senderIcon)));
}
else
{
var senderIcon = AvatarGenerator.createRoomAvatar(senderName);
alignmentBox.Add(new Gtk.Image(senderIcon));
}
messageContainer.PackStart(alignmentBox, false, false, 6);
messageContainer.PackStart(messageContents, false, false, 6);
chatBox.PackStart(messageContainer, false, false, 0);
}
Console.WriteLine(message.msgtype);
}
chatBox.ShowAll();
}
internal static global::System.Runtime.InteropServices.HandleRef getCPtr(AsyncImageLoader obj)
{
return((obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr);
}
