public override void Unload()
{
if (PreviewElement != null)
{
PreviewElement.OnBeforeRemove();
}
VideoInfo = null;
base.Unload();
}
public PreviewPresenter()
{
PlatformCtor();
PreviewElement.SetBinding(DockItemPreviewElement.GeometryProperty, new Binding("Preview.Geometry")
{
Source = this
});
}
/// <summary>
/// Start previewing
/// </summary>
/// <returns></returns>
private async Task StartPreviewAsync()
{
_mediaPlayer = new MediaPlayer();
_mediaPlayer.RealTimePlayback = true;
_mediaPlayer.AutoPlay = true;
_mediaPlayer.Source = MediaSource.CreateFromMediaFrameSource(_selectedFrameSource);
_mediaPlayer.CommandManager.IsEnabled = false;
PreviewElement.SetMediaPlayer(_mediaPlayer);
_mediaPlayerProjection = _mediaPlayer.PlaybackSession.SphericalVideoProjection;
// Set up the UI to preview the stream
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
if (ToggleForceSpherical.IsChecked == true)
{
// force spherical projection format from UI button
_mediaPlayerProjection.FrameFormat = SphericalVideoFrameFormat.Equirectangular;
_mediaPlayerProjection.IsEnabled = true;
_mediaPlayerProjection.HorizontalFieldOfViewInDegrees = 120;
if (_sphericalProjectionEffect != null)
{
_sphericalProjectionEffect.SphericalProjection.HorizontalFieldOfViewInDegrees = 120;
}
}
else
{
_mediaPlayerProjection.IsEnabled = (_mediaPlayerProjection.FrameFormat == SphericalVideoFrameFormat.Equirectangular);
}
// Show vertical scroll bar for zoom
FieldOfViewControl.Visibility = _mediaPlayerProjection.IsEnabled ?
Visibility.Visible
: Visibility.Collapsed;
PreviewElement.ManipulationMode = _mediaPlayerProjection.IsEnabled ?
ManipulationModes.TranslateX | ManipulationModes.TranslateY | ManipulationModes.Rotate | ManipulationModes.TranslateInertia
: ManipulationModes.None;
// this check box makes sense only when spherical projection is enabled.
ToggleRecordProjection.Visibility = _mediaPlayerProjection.IsEnabled ?
Visibility.Visible
: Visibility.Collapsed;
// Prevent the device from sleeping while we run the preview
_displayRequest.RequestActive();
_isPreviewing = true;
});
}
public void Init(Dungeon dungeon)
{
Addable[] addables = dungeon.Addables;
int playerIndex = PLACEHOLDER_PLAYER_INDEX;
// find player index
for (int i = 0; i < addables.Length && playerIndex == PLACEHOLDER_PLAYER_INDEX; i++)
{
Addable addable = addables[i];
if (addable.AddableType == AddableType.STATIC && addable.StaticData.TileType == TileType.PLAYER)
{
playerIndex = i;
}
}
// find floor with player
int[] startingFloor = null;
Floor[] dungeonFloors = dungeon.Floors;
for (int i = 0; i < dungeonFloors.Length && startingFloor == null; i++)
{
int[] indices = dungeonFloors[i].Indices;
for (int j = 0; j < indices.Length && startingFloor == null; j++)
{
int index = indices[j];
if (index == playerIndex)
{
startingFloor = indices;
}
}
}
// Who submits an empty level???
if (startingFloor != null)
{
// setup preview, startingFloor length should match preview
for (int i = 0; i < startingFloor.Length; i++)
{
PreviewElement element = elements[i];
int index = startingFloor[i];
element.IsVisible = (index != SerializationUtil.NO_ELEMENT);
if (index != SerializationUtil.NO_ELEMENT)
{
Addable addable = addables[index];
Sprite sprite = null;
switch (addable.AddableType)
{
case AddableType.STATIC:
sprite = SpriteList.GetStatic(addable.StaticData.TileType);
break;
case AddableType.BOOSTER:
sprite = SpriteList.GetBooster(addable.BoosterData.SpriteID);
break;
case AddableType.ENEMY:
sprite = SpriteList.GetEnemy(addable.EnemyData.SpriteID);
break;
}
element.Sprite = sprite;
}
}
}
}
