public bool TryGetImage(Info info, out RendererResult?result)
{
result = null;
var filePath = Path.Combine(CacheDirectory, info.GetFileName());
try
{
mutex.WaitOne();
var filePathTxt = filePath + ".txt";
var filePathPng = filePath + ".png";
if (!File.Exists(filePathTxt) || !File.Exists(filePathPng))
{
return(false);
}
if (info.ToString() != File.ReadAllText(filePathTxt))
{
return(false); //hash conflict
}
var source = ResourcesManager.CreateBitmapSourceWithCurrentDpi(filePathPng);
result = new RendererResult(source, filePathPng, Array.Empty <string>());
return(true);
}
finally
{
mutex.ReleaseMutex();
}
}
#pragma warning disable VSTHRD100 // Avoid async void methods
private async void ImageIsReady(RendererResult result)
{
await Microsoft.VisualStudio.Shell.ThreadHelper.JoinableTaskFactory.SwitchToMainThreadAsync();
RenderedResult = result;
if (CurrentState == TeXCommentAdornmentState.Rendering)
{
CurrentState = TeXCommentAdornmentState.Rendered;
}
else if (CurrentState == TeXCommentAdornmentState.EditingAndRenderingPreview)
{
CurrentState = TeXCommentAdornmentState.EditingWithPreview;
}
}
