private async void DetailImage_DataContextChanged(FrameworkElement sender, DataContextChangedEventArgs args)
{
if (sender.DataContext == null)
{
DetailImage.Source = null;
return;
}
try
{
Models.Image image = sender.DataContext as Models.Image;
//System.Diagnostics.Debug.WriteLine("image:" + image);
//System.Diagnostics.Debug.WriteLine("image.DetailImageUrl:" + image.DetailImageUrl);
StorageFile tempFile = await GetFile(image.DetailImageUrl);
//System.Diagnostics.Debug.WriteLine("tempFile:" + tempFile);
using (IRandomAccessStream fileStream = await tempFile.OpenAsync(Windows.Storage.FileAccessMode.Read))
{
await bitmapImage.SetSourceAsync(fileStream);
}
//System.Diagnostics.Debug.WriteLine("bitmapImage:" + bitmapImage);
DetailImage.Source = bitmapImage;
//System.Diagnostics.Debug.WriteLine("bitmapImage.PixelWidth:" + bitmapImage.PixelWidth);
ShowImageHeight.To = DetailStackPanel.ActualWidth / bitmapImage.PixelWidth * bitmapImage.PixelHeight;
ShowImage.Begin();
}
catch (Exception ex)
{
DetailImageProgressTextBlock.Opacity = 0.0;
ShowMessage("Uncorrect image");
//System.Diagnostics.Debug.WriteLine("ex:" + ex.Message);
}
}
private void visibility_Toggled(object sender, RoutedEventArgs e)
{
if (starting == true)
{
starting = false;
}
else if ((sender as ToggleSwitch).IsOn)
{
ShowImage.Begin();
}
else
{
HideImage.Begin();
}
/*
* 无动画版本
*/
//else if ((sender as ToggleSwitch).IsOn)
//{
// background.Opacity = 1;
//}
//else
//{
// background.Opacity = 0;
//}
}
private void ShowDeadEyes()
{
imgLeftEye.Source = new BitmapImage(new Uri(this.BaseUri, "/Assets/Cross.jpg"));
imgRightEye.Source = new BitmapImage(new Uri(this.BaseUri, "/Assets/Cross.jpg"));
ShowImage.Begin();
}
