/// <summary>
/// calculates how much the (scaled) image is outside the visible area
/// </summary>
private void SetMaxPanValues()
{
var rect = new Rect(0, 0, _mediaWidth, _mediaHeight);
var bounds = Media1.TransformToAncestor(Border1).TransformBounds(rect);
_maxX = (bounds.Width > Window1.Width) ? (bounds.Width - Window1.Width) / 2.0 : 0;
_maxY = (bounds.Height > Window1.Height) ? (bounds.Height - Window1.Height) / 2.0 : 0;
}
/// <summary>
/// handles the start of a drag operation
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Image1_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
if (_isImageLoaded && Media1.CaptureMouse())
{
var tt = (TranslateTransform)((TransformGroup)Media1.RenderTransform).Children.First(tr => tr is TranslateTransform);
_start = e.GetPosition(Border1);
_origin = new Point(tt.X, tt.Y);
}
}
private void PlayButton_Click(object sender, RoutedEventArgs e)
{
if (playButton1.Content.ToString() == "Play")
{
Media1.Play(); playButton1.Content = "Pause";
}
else
{
Media1.Pause(); playButton1.Content = "Play";
}
}
private void Media1_Loaded(object sender, RoutedEventArgs e)
{
Media1.Position = TimeSpan.Zero;
Media1.Play();
}
private void MediaElement1_MediaEnded(object sender, RoutedEventArgs e)
{
Media1.Stop();
Media1.Position = TimeSpan.Zero;
Media1.Play();
}
private void RestartButton_Click(object sender, RoutedEventArgs e)
{
Media1.Stop();
Media1.Play();
}
private void StopButton_Click(object sender, RoutedEventArgs e)
{
playButton1.Content = "Play";
Media1.Stop();
}
/// <summary>
/// releases the mouse capture
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Image1_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
Media1.ReleaseMouseCapture();
}
