| public GetFilePath ( string fileName ) : string | ||
| fileName | string | |
| return | string | |
protected async override void OnElementPropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
base.OnElementPropertyChanged(sender, e);
if (e.PropertyName == "IsActive" && _photoViewAttacher != null)
{
// Reset zoom scale when image gets active (visible)
_photoViewAttacher.SetScale(_photoViewAttacher.GetMinimumScale(), 0, 0, false);
}
if (e.PropertyName == "ImageName" && string.IsNullOrWhiteSpace(_view.ImageName) == false)
{
var fileSystem = new FileSystem();
var filePath = fileSystem.GetFilePath(_view.ImageName);
await InitializeRenderer(_view, filePath);
}
}
// ---------------------------------------------------------
#region Overrides
protected async override void OnElementChanged(ElementChangedEventArgs <PhotoView> e)
{
base.OnElementChanged(e);
if (e.OldElement != null)
{
CleanUpRenderer();
}
if (e.NewElement != null)
{
_view = e.NewElement;
if (string.IsNullOrWhiteSpace(_view.ImageName) == false)
{
var fileSystem = new FileSystem();
var filePath = fileSystem.GetFilePath(_view.ImageName);
await InitializeRenderer(_view, filePath);
}
}
}
