/// <summary>
/// The internal call that assumes a graphics object has been dimensioned.
/// </summary>
/// <param name="g"></param>
/// <param name="snapshot"></param>
protected virtual void OnDrawSnapshot(Graphics g, SkeletonSnapshot snapshot)
{
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
foreach (SkeletonBody body in snapshot.SkeletonBodies)
{
OnDrawSkeletion(g, body);
}
}
/// <summary>
/// This handler is responsible for converting the SkeletonFrameReadyEventArgs into a serializable SkeletonBody
/// that can be added to the recording.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void SkeletonFrameReady(object sender, SkeletonFrameReadyEventArgs e)
{
// A SkeletonFrame object will provide multiple skeletons.
SkeletonFrame allSkeletons = e.SkeletonFrame;
// The skeletons list selects the skeletons that are tracked, but does not bother with the others.
List <SkeletonData> skeletons = new List <SkeletonData>((from s in allSkeletons.Skeletons
where s.TrackingState == SkeletonTrackingState.Tracked
select s));
// Only throw an event if we are actively tracking at least one skeleton.
if (skeletons != null && skeletons.Count > 0)
{
// A SkeletonSnapshot represents multiple instances.
SkeletonSnapshot snapshot = new SkeletonSnapshot(skeletons);
this.SkeletonReady(this, new SkeletonEventArgs(snapshot));
}
}
/// <summary>
/// Creates a new instance of the Skeleton snapshot
/// </summary>
/// <param name="snapshot"></param>
public SkeletonEventArgs(SkeletonSnapshot snapshot)
{
_snapshot = snapshot;
}
public void Clear()
{
_currentSnapshot = null;
DrawContent();
}
/// <summary>
/// Updates the current snapshot and forces that snapshot to be drawn to the view.
/// </summary>
/// <param name="snapshot"></param>
public void DrawSnapshot(SkeletonSnapshot snapshot)
{
_currentSnapshot = snapshot;
DrawContent();
}
