public override void Start(Func <Task> action, CancellationTokenSource cts, Action <ProgressMessage> onProgressCallback = null)
{
if (isRunning == false)
{
isRunning = true;
base.Start(action, cts, onProgressCallback);
NSObject.InvokeInBackground(async() => await Task.Run(action, TokenSource.Token));
}
}
public void FinishContentEditing(Action <PHContentEditingOutput> completionHandler)
{
// Update UI to reflect that editing has finished and output is being rendered.
// Render and provide output on a background queue.
NSObject.InvokeInBackground(() => {
// Create editing output from the editing input.
var output = new PHContentEditingOutput(input);
// Call completion handler to commit edit to Photos.
completionHandler(output);
// Clean up temporary files, etc.
});
}
public void FinishContentEditing(Action <PHContentEditingOutput> completionHandler)
{
// Update UI to reflect that editing has finished and output is being rendered.
// Render and provide output on a background queue.
NSObject.InvokeInBackground(() => {
// Create editing output from the editing input.
var output = new PHContentEditingOutput(input);
// Provide new adjustments and render output to given location.
// output.AdjustmentData = <#new adjustment data#>;
// NSData renderedJPEGData = <#output JPEG#>;
// renderedJPEGData.Save (output.RenderedContentURL, true);
// Call completion handler to commit edit to Photos.
completionHandler(output);
// Clean up temporary files, etc.
});
}
public void Start(Func <Task> action)
{
NSObject.InvokeInBackground(new Action(async() => await action()));
}