public LearningWordPage(int CategoryID)
{
InitializeComponent();
wdal = new WordDAL();
idal = new ImageDAL();
_CategoryID = CategoryID;
//LoadRandomWordByCategory(_CategoryID);
//LoadRandomListWordByCategory(_CategoryID);
lstW = new List <Word>();
lstW = wdal.getRandomWordForLearningWord(_CategoryID);
//lấy từ đầu tiên trong danh sách
_currentW = lstW[0];
lblWord.Content = lstW[0].Word1;
lblWord.HorizontalContentAlignment = HorizontalAlignment.Center;
lblWord.VerticalContentAlignment = VerticalAlignment.Center;
lblTranslate.Content = lstW[0].Translate;
lblTranslate.HorizontalContentAlignment = HorizontalAlignment.Center;
lblTranslate.VerticalContentAlignment = VerticalAlignment.Center;
DataAccess.Image img = idal.getImageOfWord(lstW[0].Word1);
byte[] i = img.Image1.ToArray();
if (img == null)
{
throw new Exception("#113 Từ " + lstW[0].Word1 + "chưa có hình.");
}
BitmapImage image = LoadImage(i);
img_word.Source = image;
img_word.Stretch = Stretch.Fill;
PlayThePronunciation(lstW[0]);
}
private void BtnNext_Click(object sender, RoutedEventArgs e)
{
if (_index < lstW.Count - 1)
{
_index += 1;
_currentW = lstW[_index];
lblWord.Content = lstW[_index].Word1;
lblTranslate.Content = lstW[_index].Translate;
//convert image from binary to image
DataAccess.Image img = idal.getImageOfWord(lstW[_index].Word1);
byte[] i = img.Image1.ToArray();
if (img == null)
{
throw new Exception("#113 Từ " + lstW[_index].Word1 + "chưa có hình.");
}
BitmapImage image = LoadImage(i);
img_word.Source = image;
//play audio of word
PlayThePronunciation(lstW[_index]);
}
}
//public void LoadWordByCategory(int categoryId)
//{
// Word word = wdal.geRandomtWordByCategory(categoryId);
// lblChooseWord.Content = "Hãy chọn hình cho từ " + word.Word1;
// DataAccess.Image img = idal.getImageOfWord(word.Word1);
// byte[] i = img.Image1.ToArray();
// if (img == null) throw new Exception("#113 Từ " + word.Word1 + "chưa có hình.");
// BitmapImage image = LoadImage(i);
// image_1.Source = image;
// //LoadImage(img.Image1);
//}
public void setImageSource(System.Windows.Controls.Image imgControl, Word word)
{
try {
DataAccess.Image img = idal.getImageOfWord(word.Word1);
if (img == null)
{
return;
}
byte[] i = img.Image1.ToArray();
BitmapImage image = LoadImage(i);
imgControl.Source = image;
imgControl.Stretch = Stretch.Fill;
}
catch { }
}