private BaseMediaTagHelper CreateInnerTagHelper(TagHelperContext context, TagHelperOutput output)
{
BaseMediaTagHelper tagHelper = null;
if (File.File.MediaType == MediaType.Image)
{
output.TagName = "img";
tagHelper = _tagHelperFactory.CreateTagHelper <ImageTagHelper>(ViewContext);
}
else if (ImageQuery?.NeedsProcessing() == true)
{
tagHelper = _tagHelperFactory.CreateTagHelper <ThumbnailTagHelper>(ViewContext);
}
else if (File.File.MediaType == MediaType.Video)
{
output.TagName = "video";
tagHelper = _tagHelperFactory.CreateTagHelper <VideoTagHelper>(ViewContext);
}
else if (File.File.MediaType == MediaType.Audio)
{
output.TagName = "audio";
tagHelper = _tagHelperFactory.CreateTagHelper <AudioTagHelper>(ViewContext);
}
if (tagHelper != null)
{
tagHelper.Init(context);
tagHelper.Id = Id;
tagHelper.File = File;
tagHelper.FileId = FileId;
tagHelper.Host = Host;
tagHelper.Src = Src;
tagHelper.Initialized = Initialized;
if (tagHelper is BaseImageTagHelper imgTagHelper)
{
imgTagHelper.Model = Model;
imgTagHelper.ImageQuery = ImageQuery;
imgTagHelper.AnchorPosition = AnchorPosition;
imgTagHelper.Height = Height;
imgTagHelper.NoFallback = NoFallback;
imgTagHelper.ResizeMode = ResizeMode;
imgTagHelper.Size = Size;
imgTagHelper.Width = Width;
}
}
return(tagHelper);
}
public static ITagHelper CreateTagHelper(ITagHelperFactory tagHelperFactory, ViewContext viewContext)
{
return(tagHelperFactory.CreateTagHelper <T>(viewContext));
}
