async void DownloadImage()
{
using (var httpClient = new HttpClient()) {
var imageBytes = httpClient.GetByteArrayAsync(new Uri(screenshots[currentImageIndex].screenshot_url));
Screenshot.Image = UIImage.LoadFromData(NSData.FromArray(await imageBytes));
Screenshot.Transform = CGAffineTransform.MakeTranslation(0f, 0f);
Screenshot.ContentMode = UIViewContentMode.ScaleAspectFit;
ScreenshotSpinner.StopAnimating();
}
}
void ReleaseDesignerOutlets()
{
if (Screenshot != null)
{
Screenshot.Dispose();
Screenshot = null;
}
if (CloseButton != null)
{
CloseButton.Dispose();
CloseButton = null;
}
if (TweetButton != null)
{
TweetButton.Dispose();
TweetButton = null;
}
if (PostButton != null)
{
PostButton.Dispose();
PostButton = null;
}
if (ButtonSplitter != null)
{
ButtonSplitter.Dispose();
ButtonSplitter = null;
}
if (ScreenshotSpinner != null)
{
ScreenshotSpinner.Dispose();
ScreenshotSpinner = null;
}
if (PrevBtn != null)
{
PrevBtn.Dispose();
PrevBtn = null;
}
if (NextBtn != null)
{
NextBtn.Dispose();
NextBtn = null;
}
}
void SwipeImage(string direction)
{
UIView.Animate(0.5, 0, UIViewAnimationOptions.CurveEaseInOut, delegate {
if (direction == "Right")
{
Screenshot.Transform = CGAffineTransform.MakeTranslation(+500f, 0f);
}
else
{
Screenshot.Transform = CGAffineTransform.MakeTranslation(-500f, 0f);
}
}, delegate {
ScreenshotSpinner.StartAnimating();
if (direction == "Right")
{
currentImageIndex = currentImageIndex == screenshots.Count - 1 ? 0 : ++currentImageIndex;
}
else
{
currentImageIndex = currentImageIndex == 0 ? screenshots.Count - 1 : --currentImageIndex;
}
DownloadImage();
});
}
