/// <summary>
/// call the infor comes of the database
/// </summary>
public void callTopics()
{
AppDatabase myDataBase = new AppDatabase();
List <string> topicList = new List <string>();
List <int> percentList = new List <int>();
foreach (var item in myDataBase.GetTopics().ToArray())
{
topicList.Add(item.Name);
percentList.Add(item.Id);
}
//topics = topicList.ToArray();
//percentages = percentList.ToArray();
}