private static OverlayAsset CreateOverlayAsset(
string azureId,
string xamlTemplate,
string title,
string fields,
double width,
double height,
double x,
double y,
double?duration,
string cmsId)
{
List <MetadataField> overlayMetadata = GetOverlayMetadata(fields);
OverlayAsset overlayAsset = new OverlayAsset
{
ProviderUri = CreateUri("Overlays"),
Title = title,
Created = DateTime.Now,
Metadata = overlayMetadata,
XamlResource = xamlTemplate,
Height = height * 100,
Width = width * 100,
PositionX = x * 100,
PositionY = y * 100,
DurationInSeconds = duration.HasValue ? duration.Value : 10,
CMSId = cmsId,
AzureId = azureId
};
return(overlayAsset);
}
private void SetOnPropertyChangedHandler(OverlayAsset overlayAsset)
{
if (overlayAsset != null)
{
overlayAsset.PropertyChanged += this.OnOverlayAssetPropertyChanged;
overlayAsset.Metadata.ForEach(m => m.PropertyChanged -= this.OnOverlayAssetPropertyChanged);
overlayAsset.Metadata.ForEach(m => m.PropertyChanged += this.OnOverlayAssetPropertyChanged);
}
}
private void ShowOverlayPreview(PreviewOverlayPayload payload)
{
OverlayAsset overlay = payload.OverlayAsset;
if (overlay != null)
{
this.View.AddXamlElement(overlay.XamlResource, this.GetOverlayMetadata(overlay), overlay.PositionX, overlay.PositionY, overlay.Height, overlay.Width);
}
this.View.RemovePlaybackOverlays();
}
public OverlayPreview(OverlayAsset asset)
{
InitializeComponent();
if (asset == null)
{
throw new ArgumentNullException("asset");
}
this.DataContext = asset;
}
/// <summary>
/// This method is called to show the metadata for an
/// asset in the metadata region.
/// </summary>
/// <param name="asset">Asset for the metadata.</param>
private void ShowMetadata(TimelineElement timelineElement)
{
OverlayAsset overlayAsset = timelineElement != null ? timelineElement.Asset as OverlayAsset : null;
if (overlayAsset != null)
{
this.Overlay = overlayAsset;
this.ShowMetadataInformation = true;
this.regionManager.Regions["ClipMetadataRegion"].Activate(this.View);
}
}
public void ShouldPopulateOverlaysListWhenAssetsAvailableEventIsPublished()
{
var vm = this.CreateViewModel();
OverlayAsset o1 = new OverlayAsset();
OverlayAsset o2 = new OverlayAsset();
AudioAsset a1 = new AudioAsset();
VideoAsset v1 = new VideoAsset();
var assets = new List <Asset> {
o1, o2, a1, v1
};
Assert.AreEqual(0, vm.Overlays.Count);
this.assetsAvailableEvent.Publish(new DataEventArgs <List <Asset> >(assets));
Assert.AreEqual(2, vm.Overlays.Count);
CollectionAssert.Contains(vm.Overlays, o1);
CollectionAssert.Contains(vm.Overlays, o2);
}
public void ShouldClearOverlaysListBeforeAddingAssetsWhenAssetsAvailableEventIsPublished()
{
var vm = this.CreateViewModel();
OverlayAsset o1 = new OverlayAsset();
OverlayAsset o2 = new OverlayAsset();
AudioAsset a1 = new AudioAsset();
VideoAsset v1 = new VideoAsset();
var assets = new List <Asset> {
o1, o2, a1, v1
};
Assert.AreEqual(0, vm.Overlays.Count);
this.assetsAvailableEvent.Publish(new DataEventArgs <List <Asset> >(assets));
Assert.AreEqual(2, vm.Overlays.Count);
CollectionAssert.Contains(vm.Overlays, o1);
CollectionAssert.Contains(vm.Overlays, o2);
OverlayAsset o3 = new OverlayAsset();
OverlayAsset o4 = new OverlayAsset();
AudioAsset a2 = new AudioAsset();
VideoAsset v2 = new VideoAsset();
var newAssets = new List <Asset> {
o3, o4, a2, v2
};
this.assetsAvailableEvent.Publish(new DataEventArgs <List <Asset> >(newAssets));
Assert.AreEqual(2, vm.Overlays.Count);
CollectionAssert.Contains(vm.Overlays, o3);
CollectionAssert.Contains(vm.Overlays, o4);
}
private IDictionary <string, string> GetOverlayMetadata(OverlayAsset overlay)
{
var metadataList = overlay.Metadata;
return(metadataList.ToDictionary(metadata => metadata.Name, metadata => metadata.Value as string));
}
public PreviewOverlayPayload(OverlayAsset overlayAsset)
{
this.OverlayAsset = overlayAsset;
}
