ImageView.xaml.cs

using NeuroAccessMaui.Extensions;
using Waher.Networking.XMPP.Contracts;
 
namespace NeuroAccessMaui.UI.Popups.Photos.Image
{
    [XamlCompilation(XamlCompilationOptions.Compile)]
    public partial class ImageView
    {
        private const uint durationInMs = 300;
 
        public ImageView()
        {
            this.InitializeComponent();
            this.ContentPageModel = new ImageViewModel();
        }
 
        public void ShowPhotos(Attachment[] attachments)
        {
            if (attachments is null || attachments.Length <= 0)
                return;
 
            Attachment[] imageAttachments = attachments.GetImageAttachments().ToArray();
            if (imageAttachments.Length <= 0)
                return;
 
            this.IsVisible = true;
 
            this.ViewModel<ImageViewModel>().LoadPhotos(attachments);
            MainThread.BeginInvokeOnMainThread(async () =>
            {
                await this.PhotoViewer.FadeTo(1d, durationInMs, Easing.SinIn);
            });
        }
 
        public void HidePhotos()
        {
            this.PhotoViewer.Opacity = 0;
            this.ViewModel<ImageViewModel>().ClearPhotos();
            this.IsVisible = false;
        }
 
        private void CloseIcon_Tapped(object Sender, EventArgs e)
        {
            this.HidePhotos();
        }
 
        public bool PhotosAreShowing()
        {
            return this.PhotoViewer.Opacity > 0 && this.IsVisible;
        }
    }
}