void OnSetImageSource(UIImage?image)
{
if (image == null)
{
PlatformView.SetImage(null, UIControlState.Normal);
}
else
{
var maxWidth = PlatformView.Frame.Width * 0.5f;
var maxHeight = PlatformView.Frame.Height * 0.5f;
var resizedImage = MaxResizeSwipeItemIconImage(image, maxWidth, maxHeight);
try
{
PlatformView.SetImage(resizedImage.ImageWithRenderingMode(UIImageRenderingMode.AlwaysTemplate), UIControlState.Normal);
var tintColor = VirtualView.GetTextColor();
if (tintColor != null)
{
PlatformView.TintColor = tintColor.ToPlatform();
}
}
catch (Exception)
{
// UIImage ctor throws on file not found if MonoTouch.ObjCRuntime.Class.ThrowOnInitFailure is true;
MauiContext?.CreateLogger <SwipeItemMenuItemHandler>()?.LogWarning("Can not load SwipeItem Icon");
}
}
}
internal static UIMenu ToPlatformMenu(
this IList <IMenuElement> menuElements,
string title,
IImageSource?imageSource,
IMauiContext mauiContext,
IUIMenuBuilder?uIMenuBuilder)
{
uIMenuBuilder = uIMenuBuilder ??
MauiUIApplicationDelegate.Current.MenuBuilder !;
UIMenu? platformMenu = null;
UIImage?uiImage = imageSource.GetPlatformMenuImage(mauiContext);
// You can't have two menus at the same level with the same title
// This locates an existing menu and then will just merge the users
// menu into it
if (Enum.TryParse(typeof(UIMenuIdentifier), title, out object?result))
{
if (result != null)
{
platformMenu =
uIMenuBuilder.GetMenu(((UIMenuIdentifier)result).GetConstant());
}
}
UIMenuElement[] platformMenuElements = new UIMenuElement[menuElements.Count];
for (int i = 0; i < menuElements.Count; i++)
{
var item = menuElements[i];
var menuElement = (UIMenuElement)item.ToHandler(mauiContext) !.PlatformView !;
platformMenuElements[i] = menuElement;
}
// This means we are merging into an existing menu
if (platformMenu != null)
{
if (platformMenuElements.Length > 0)
{
var menuContainer =
UIMenu.Create(String.Empty,
uiImage,
UIMenuIdentifier.None,
UIMenuOptions.DisplayInline,
platformMenuElements);
uIMenuBuilder.InsertChildMenuAtStart(menuContainer, platformMenu.GetIdentifier());
}
}
else
{
// This means we are creating our own new menu/submenu
platformMenu =
UIMenu.Create(title, uiImage, UIMenuIdentifier.None,
UIMenuOptions.SingleSelection, platformMenuElements);
}
return(platformMenu);
}
void OnSetImageSource(UIImage?image)
{
if (image != null)
{
PlatformView.SetImage(image.ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal), UIControlState.Normal);
}
else
{
PlatformView.SetImage(null, UIControlState.Normal);
}
}
private void OnSetImageSourceDrawable(UIImage?image)
{
if (image != null)
{
NativeView.SetImage(image.ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal), UIControlState.Normal);
}
else
{
NativeView.SetImage(null, UIControlState.Normal);
}
VirtualView.ImageSourceLoaded();
}
public async Task <UIImage?> LoadImageAsync(ImageSource imagesource, CancellationToken cancelationToken = default, float scale = 1)
{
var fileInfo = await LoadInternal(imagesource, scale, GetCacheDirectory());
UIImage?image = null;
try
{
await semaphore.WaitAsync();
if (fileInfo?.Exists ?? false)
{
image = UIImage.FromFile(fileInfo.FullName);
}
}
finally
{
semaphore.Release();
}
return(image);
}
public async Task <UIImage?> LoadImageAsync(ImageSource imagesource, CancellationToken cancelationToken = default(CancellationToken), float scale = 1f)
{
UIImage?image = null;
var imageLoader = imagesource as AuthUriImageSource;
if (imageLoader?.Uri != null)
{
using (var streamImage = await imageLoader.GetStreamAsync(cancelationToken).ConfigureAwait(false))
{
if (streamImage != null)
{
image = UIImage.LoadFromData(NSData.FromStream(streamImage), scale);
}
}
}
if (image == null)
{
Log.Warning(nameof(AuthUriImageSourceHandler), "Could not load image: {0}", imageLoader);
}
return(image);
}
public static void UpdateSource(this UIImageView imageView, UIImage?uIImage, IImageSourcePart image)
{
imageView.Image = uIImage;
imageView.UpdateIsAnimationPlaying(image);
}
void OnSetImageSource(UIImage?obj)
{
PlatformView.Image = obj;
}
private protected override bool TryOpenSourceSync([NotNullWhen(true)] out UIImage?image)
{
image = UIImage.LoadFromData(NSData.FromArray(_buffer));
return(image != null);
}
void OnSetImageSource(UIImage?obj)
{
NativeView.Image = obj;
}
public Builder WithImage(UIImage image)
{
_image = image;
return(this);
}
void OnSetImageSource(UIImage?obj)
{
NativeView.SetImage(obj?.ImageWithRenderingMode(UIImageRenderingMode.AlwaysOriginal), UIControlState.Normal);
NativeView.HorizontalAlignment = UIControlContentHorizontalAlignment.Fill;
NativeView.VerticalAlignment = UIControlContentVerticalAlignment.Fill;
}