async Task CheckPath(CacheImage image, string url)
{
if (url == null)
{
return;
}
if (Uri.TryCreate(url, UriKind.Absolute, out Uri res))
{
SetImage(image, url);
}
else
{
try
{
var download = await _core.HttpClient.DownloadDataAsync(url);
if (download != null)
{
await SetImagePath(image, download);
}
}
catch
{
//set default
}
}
}
private static void FinaliseTexture(string url, ulong codedURL, Texture2D tex, Action <ServerImage> successCallback, string cancelKey)
{
Debugger.Log("FinaliseTexture key: " + cancelKey + " url: " + url, (int)SharedSystems.Systems.WEB_IMAGE);
CacheImage newCacheImage = new CacheImage();
WeakReference weakReference = new WeakReference(tex);
newCacheImage.weakReference = weakReference;
newCacheImage.isCached = false;
newCacheImage.timeStamp = System.DateTime.UtcNow;
if (RemoveRequest(cancelKey, codedURL))
{
try
{
ServerImage image = new ServerImage();
image.texture = newCacheImage.weakReference.Target as Texture2D;
image.isCached = false;
Debugger.Log("FinaliseTexture successCallback key: " + cancelKey + " url: " + url, (int)SharedSystems.Systems.WEB_IMAGE);
successCallback(image);
}
catch (Exception ex)
{
Debugger.Error("FinaliseTexture Error in success callback (" + cancelKey + "): " + ex.Message, (int)SharedSystems.Systems.WEB_IMAGE);
}
}
else
{
Debugger.Log("FinaliseTexture RemoveRequestFailed url: " + url, (int)SharedSystems.Systems.WEB_IMAGE);
}
AddImageToCache(newCacheImage, codedURL);
}
/// <summary>
/// 需要验证码，打码
/// </summary>
private void verfiyCode()
{
CacheImage cacheImage = new CacheImage();
CacheImage.MyDelegate myDelegate = new CacheImage.MyDelegate(imgcheckCode);
cacheImage.GetCacheImage(webBrower, "imgcheckcode", myDelegate, this);
}
void Start()
{
string url = "http://www.shijunzh.com/wp-content/uploads/2017/06/cropped-icon.png";
string name = CacheImage.GetMD5WithString(url);
CacheImage.Cache(this, CacheEvent).DownLoad(url, name);
}
private static void AddImageToCache(CacheImage image, ulong codedURL)
{
if (!s_cachedImages.ContainsKey(codedURL))
{
s_cachedImages.Add(codedURL, image);
}
else if (s_cachedImages[codedURL].weakReference.Target == null)
{
s_cachedImages[codedURL] = image;
}
}
async Task SetImage(CacheImage image, string url)
{
var uri = new Uri(new Uri("https://cdn.pixabay.com"), url);
var download = await new WebClient().DownloadDataTaskAsync(uri);
var img2 = new BitmapImage();
img2.BeginInit();
img2.CreateOptions |= BitmapCreateOptions.IgnoreColorProfile;
img2.CacheOption = BitmapCacheOption.OnLoad;
img2.StreamSource = new MemoryStream(download);
img2.EndInit();
img2.Freeze();
image.Source = img2;
}
private void ImageFromDemoPage_Loaded(object sender, System.Windows.RoutedEventArgs e)
{
CacheImage img = new CacheImage()
{
ImageUrl = (DataContext as ImageViewModel).Url,
HorizontalAlignment = System.Windows.HorizontalAlignment.Stretch,
VerticalAlignment = System.Windows.VerticalAlignment.Stretch
};
Grid g = new Grid()
{
Background = Brushes.White
};
g.Children.Add(img);
Content = g;
}
void SetImage(CacheImage image, string url)
{
try
{
var img2 = new BitmapImage();
img2.BeginInit();
img2.CreateOptions |= BitmapCreateOptions.IgnoreColorProfile;
img2.CacheOption = BitmapCacheOption.OnLoad;
img2.UriSource = new Uri(url);
img2.EndInit();
//img2.Freeze();
img2.DownloadCompleted += Img2_DownloadCompleted;
image.Source = img2;
}
catch (Exception e)
{
_core.Logger.Error(this, e.Message);
//SetDefaultImage();
}
}
private async Task SetImagePath(CacheImage image, byte[] bytes)
{
try
{
BitmapImage img2 = null;
await Task.Run(() =>
{
img2 = new BitmapImage();
img2.BeginInit();
img2.CreateOptions |= BitmapCreateOptions.IgnoreColorProfile;
img2.CacheOption = BitmapCacheOption.OnLoad;
img2.StreamSource = new MemoryStream(bytes);
img2.EndInit();
img2.Freeze();
});
image.Source = img2;
}
catch (Exception e)
{
_core.Logger.Error(this, e.Message);
//SetDefaultImage();
}
}