private void Handle_FinishedPickingMedia(object sender, UIImagePickerMediaPickedEventArgs e)
{
if (e.Info[UIImagePickerController.OriginalImage] is UIImage originalImage)
{
NSData imageData = originalImage.AsPNG();
string encodedImage = imageData.GetBase64EncodedData(NSDataBase64EncodingOptions.None).ToString();
OnGetImageFromGallery?.Invoke(encodedImage);
}
ImagePicker.DismissModalViewController(true);
}
/// <summary>
/// Saves UIKit.UIImage by key (If database is not exist, it will be created).
/// </summary>
/// <param name="key">The key (If the key invalid, value will not be saved).</param>
/// <param name="imageValue">The image value.</param>
public void SaveData(string key, UIImage imageValue)
{
if (string.IsNullOrWhiteSpace(key))
{
return;
}
CreateIfNotExist();
NSData imageData = imageValue.AsPNG();
string encodedImage = imageData.GetBase64EncodedData(NSDataBase64EncodingOptions.None).ToString();
SaveData(key, encodedImage);
}
public void CacheImage(string imageUrl)
{
using (var url = new NSUrl(imageUrl))
using (var data = NSData.FromUrl(url))
{
if (data == null)
{
return;
}
NSData imageData = UIImage.LoadFromData(data)?.AsPNG();
string encodedImage = imageData?.GetBase64EncodedData(NSDataBase64EncodingOptions.None).ToString();
Presenter.SaveCachedImage(encodedImage);
}
}
void WriteToFile(NSData nsdata)
{
try {
// string encoded = Base64.EncodeToString(localdata, Base64Flags.Default);
string encoded = nsdata.GetBase64EncodedData(NSDataBase64EncodingOptions.SixtyFourCharacterLineLength).ToString();//Convert.ToBase64String(localdata);
//txtoutput.Text = encoded;
//txtoutput.SizeToFit();
//txtoutput.LayoutIfNeeded();
if (MFMailComposeViewController.CanSendMail)
{
mailController = new MFMailComposeViewController();
// do mail operations here
mailController.SetToRecipients(new string[] { "*****@*****.**" });
mailController.SetSubject("mail test");
mailController.SetMessageBody("this is a test " + encoded, false);
mailController.Finished += (object s, MFComposeResultEventArgs args) =>
{
Console.WriteLine(args.Result.ToString());
args.Controller.DismissViewController(true, null);
};
this.PresentViewController(mailController, true, null);
}
//var documentsPath = Environment.GetFolderPath(Environment.SpecialFolder.Personal);
//if (!System.IO.Directory.Exists(documentsPath.ToString())) {
// Directory.CreateDirectory(documentsPath.ToString());
//}
//var filePath = Path.Combine(documentsPath, "image" + DateTime.Now.Ticks);
//// In this line where i create FileStream i get an Exception
//FileStream fileStream = new FileStream(filePath, FileMode.OpenOrCreate, FileAccess.ReadWrite, FileShare.ReadWrite);
//using (var streamWriter = new StreamWriter(fileStream)) {
// streamWriter.Write(encoded);
//}
}
catch (Exception e) {
Console.WriteLine(e.StackTrace);
}
}
private void SaveButton_TouchUpInside(object sender, EventArgs e)
{
if (!AreFieldsValid())
{
return;
}
MainTask newTask = new MainTask();
newTask.Title = titleTextField.Text;
newTask.Date = date;
newTask.Time = date;
newTask.Comment = commentTextView.Text;
if (img_UploadImage.CurrentImage != null)
{
NSData imageData = img_UploadImage.CurrentImage.AsJPEG(0.5f);
string encodedImage = imageData.GetBase64EncodedData(NSDataBase64EncodingOptions.None).ToString();
newTask.Image = encodedImage;
}
else
{
newTask.Image = "";
}
if (map != null)
{
newTask.Longtitude = map.Annotations[0].Coordinate.Longitude;
newTask.Latitude = map.Annotations[0].Coordinate.Latitude;
}
Database.saveTask(newTask);
Console.WriteLine("Count = " + Database.CountTasks());
Console.WriteLine("All Task");
List <MainTask> allTasks = Database.GetAllTasks();
foreach (MainTask t in allTasks)
{
Console.WriteLine(t);
}
Console.WriteLine("Today Tasks");
List <MainTask> todays = Database.GetTodayTasks();
foreach (MainTask t in todays)
{
Console.WriteLine(t);
}
#region CreateNotification
var notification = new UILocalNotification();
notification.FireDate = dateDatePicker.Date;
notification.AlertAction = newTask.Title;
notification.AlertBody = newTask.Comment;
notification.ApplicationIconBadgeNumber = 1;
notification.SoundName = UILocalNotification.DefaultSoundName;
UIApplication.SharedApplication.ScheduleLocalNotification(notification);
#endregion
NavigationController.PopViewController(true);
}