protected override async Task OnInitializedAsync()
{
action = HandleAction;
hubConnection = new HubConnectionBuilder()
.WithUrl(NavigationManager.ToAbsoluteUri("/shareScreen"))
.AddJsonProtocol(o => o.PayloadSerializerOptions.DefaultBufferSize = 2024000)
.Build();
hubConnection.On <string>("Joined", (user) =>
{
messages.Add(user);
StateHasChanged();
});
hubConnection.On <byte[]>("DrawFrame", async element =>
{
var imgData = Convert.ToBase64String(element);
Console.WriteLine($"received data from DrawFrame: {imgData.Substring(0,10)}...");
await ScreenCaptureInterop.ShowResult(imgData);
imgUrl = imgData;
StateHasChanged();
});
hubConnection.On <ScreenDataItem>("HandleStreamData", async data =>
{
Console.WriteLine($"Stream handled: {data.ToString().Substring(0, 10)}");
imgUrl = $"data:image/png;base64,{data}";
_ = ScreenCaptureInterop.ShowResult(imgUrl);
await InvokeAsync(StateHasChanged);
});
await hubConnection.StartAsync();
await hubConnection.SendAsync("Joined", "Adam");
await base.OnInitializedAsync();
}
private async Task StartCapture()
{
await ScreenCaptureInterop.StartCapture();
await InvokeAsync(StateHasChanged);
}
