/// <inheritdoc/>
public void Start()
{
if (!_running && _renderLoop != null)
{
_renderLoop.Add(this);
_running = true;
}
}
/// <inheritdoc/>
public void Start()
{
lock (_startStopLock)
{
if (!_running && _renderLoop != null)
{
_renderLoop.Add(this);
_running = true;
}
}
}
public PlotSampleView()
{
renderLoop = AvaloniaLocator.Current.GetService <IRenderLoop>();
this.WhenActivated(disposables =>
{
SafeViewModel(vm =>
{
stopWatchRenderLoopTask = new StopWatchRenderLoopTask().DisposeWith(disposables);
renderLoop.Add(stopWatchRenderLoopTask);
Disposable.Create(() => renderLoop.Remove(stopWatchRenderLoopTask)).DisposeWith(disposables);
this.WhenAnyValue(x => x.ViewModel.IsPlotEnable)
.Subscribe(x =>
{
if (x)// plot enable, start monitor ui update time
{
plotEnableDisposables = new CompositeDisposable().DisposeWith(disposables);
this.WhenAnyValue(x => x.stopWatchRenderLoopTask.UiUpdateElapsedMilliseconds)
.ObserveOn(RxApp.MainThreadScheduler)
.Subscribe(_ =>
{
#if DEBUG
try
{
FpsBlock.Text = (1000 / vm.InvalidatePlotPostedElapsedMilliseconds).ToString("D2");
}
catch (DivideByZeroException) { }
catch (Exception) { throw; }
#endif
//Set MinPlotUpdateInterval higher if ui take long time to update
vm.MinPlotUpdateIntervalMilliseconds = (int)(
stopWatchRenderLoopTask.UiUpdateElapsedMilliseconds +
(stopWatchRenderLoopTask.UiUpdateElapsedMilliseconds - vm.InvalidatePlotPostedElapsedMilliseconds) * 0.5);
})
.DisposeWith(plotEnableDisposables);
stopWatchRenderLoopTask.NeedsUpdate = true;
}
else
{
// plot disable, stop monitor ui update time
stopWatchRenderLoopTask.NeedsUpdate = false;
plotEnableDisposables?.Dispose();
}
}).DisposeWith(disposables);
});
});
InitializeComponent();
}