| public GetEventArgValue ( string eventArgName ) : string | ||
| eventArgName | string | |
| return | string | |
private void HandleReplayingLastNodeEvent(Event receivedEvent)
{
if (ViewManager != null && ViewManager.CurrentView != null && ViewManager.CurrentView.NodeRenderers != null
&& receivedEvent.EventArgs != null && receivedEvent.ContainsEventArg("NodeId"))
{
Guid nodeId = Guid.Empty;
if (Guid.TryParse(receivedEvent.GetEventArgValue("NodeId"), out nodeId))
{
NodeRenderer playingNode = ViewManager.CurrentView.NodeRenderers[nodeId];
{
playingNode.SetIsPlaying(true);
playingNode.ResetMediaIcon(true);
}
}
}
}
private void HandledCurrentStateChanged(Event receivedEvent)
{
if (receivedEvent.EventArgs != null && receivedEvent.ContainsEventArg("State"))
{
string state = receivedEvent.GetEventArgValue("State");
Guid nodeId = Guid.Empty;
if (receivedEvent.ContainsEventArg("NodeId"))
{
Guid.TryParse(receivedEvent.GetEventArgValue("NodeId"), out nodeId);
}
if (!string.IsNullOrEmpty(state) && state.ToLower() == "idle")
{
ResetNodeRendererMediaIcon(nodeId, false);
}
else if (!string.IsNullOrEmpty(state) && state.ToLower() == "playing")
{
ResetNodeRendererMediaIcon(nodeId, true);
}
else if (!string.IsNullOrEmpty(state) && state.ToLower() == "buffering")
{
ResetNodeRendererMediaIcon(nodeId, true);
}
}
}
private void HandleSeekEvent(Event receivedEvent)
{
if (receivedEvent.EventArgs != null && receivedEvent.ContainsEventArg("NewPosition"))
{
if (ViewManager != null && ViewManager.CurrentView != null && ViewManager.CurrentView.NodeRenderers != null)
{
TimeSpan newPosition = TimeSpan.MinValue;
if (TimeSpan.TryParse(receivedEvent.GetEventArgValue("NewPosition"), out newPosition))
{
foreach (NodeRenderer nodeRenderer in ViewManager.CurrentView.NodeRenderers.Values)
{
if (nodeRenderer.ResetMediaIcon(newPosition))
{
break;
}
}
}
}
}
}
private void HandleGetSourceAndPositionCallback(Event callback)
{
if (callback.EventArgs != null && callback.ContainsEventArg("CallbackId")
&& callback.ContainsEventArg("Position") && callback.ContainsEventArg("Source")
&& callback.ContainsEventArg("NodeId"))
{
string callbackId = callback.GetEventArgValue("CallbackId");
string source = callback.GetEventArgValue("Source");
string nodeId = callback.GetEventArgValue("NodeId");
switch (callbackId)
{
case "StartPosition":
TimeSpan startPosition = TimeSpan.Parse(callback.GetEventArgValue("Position"));
SaveMediaInformation(nodeId, source, callbackId, startPosition);
break;
case "EndPosition":
TimeSpan endPosition = TimeSpan.Parse(callback.GetEventArgValue("Position"));
SaveMediaInformation(nodeId, source, callbackId, endPosition);
break;
default:
break;
}
}
}
private void HandleGetPlayingStateCallback(Event callback)
{
if (callback.EventArgs != null && callback.ContainsEventArg("CallbackId")
&& callback.ContainsEventArg("State") && callback.ContainsEventArg("NodeId"))
{
string callbackId = callback.GetEventArgValue("CallbackId");
string state = callback.GetEventArgValue("State");
string currentlyPlayingNodeId = callback.GetEventArgValue("NodeId");
if (ViewManager != null && ViewManager.CurrentView != null)
{
if (callbackId == Navigator.FocalNodeId.ToString()) //the request was made for this map refresh
{
if (state == "Playing" || state == "Buffering")
{
foreach (NodeRenderer nodeRenderer in ViewManager.CurrentView.NodeRenderers.Values)
{
if (nodeRenderer.Node.Id.ToString() == currentlyPlayingNodeId)
{
nodeRenderer.SetIsPlaying(true);
nodeRenderer.ResetMediaIcon(true);
break;
}
}
}
}
}
}
}
private void HandleGetPlayingStateCallback(Event e)
{
if (e.EventArgs != null && e.ContainsEventArg("State") && e.ContainsEventArg("NodeId"))
{
if (NodeProxy.Id.ToString() == e.GetEventArgValue("NodeId"))
{
switch (e.GetEventArgValue("State"))
{
case "Playing":
pauseVideoMenuItem.IsEnabled = true;
break;
case "Paused":
pauseVideoMenuItem.IsEnabled = false;
break;
default:
pauseVideoMenuItem.IsEnabled = false;
break;
}
}
}
}
private void HandledCurrentStateChanged(Event receivedEvent)
{
if (!HasVideo)
{
HasVideo = true;
}
if (receivedEvent.EventArgs != null && receivedEvent.ContainsEventArg("State"))
{
string state = receivedEvent.GetEventArgValue("State");
if (receivedEvent.ContainsEventArg("NodeId"))
{
string viewModelIdAsString = receivedEvent.GetEventArgValue("NodeId");
if (!string.IsNullOrEmpty(state) && !string.IsNullOrEmpty(viewModelIdAsString))
{
var neutralisedState = state.ToLower();
var viewModelId = new Guid(viewModelIdAsString);
if (ViewModels.ContainsKey(viewModelId))
{
VideoInfo viewModelVideoInfo = ViewModels[viewModelId];
switch (neutralisedState)
{
case "idle":
_isChangedByController = true;
viewModelVideoInfo.Status = VideoState.Pause;
break;
case "playing":
_isChangedByController = true;
viewModelVideoInfo.Status = VideoState.Playing;
break;
case "buffering":
_isChangedByController = true;
viewModelVideoInfo.Status = VideoState.Playing;
break;
}
}
}
}
}
}
private void HandleGetPlayingStateCallback(Event callback)
{
if (callback.EventArgs != null && callback.ContainsEventArg("CallbackId")
&& callback.ContainsEventArg("State") && callback.ContainsEventArg("NodeId"))
{
var callbackId = callback.GetEventArgValue("CallbackId");
var state = callback.GetEventArgValue("State");
var viewModelIdAsString = callback.GetEventArgValue("NodeId");
if (!string.IsNullOrEmpty(viewModelIdAsString))
{
var viewModelId = new Guid(viewModelIdAsString);
foreach (var viewModelVideoInfo in ViewModels.Values)
{
if (viewModelVideoInfo.Id == viewModelId)
{
if (state == "Playing" || state == "Buffering")
{
_isChangedByController = true;
viewModelVideoInfo.Status = VideoState.Playing;
}
else
{
_isChangedByController = true;
viewModelVideoInfo.Status = VideoState.Pause;
}
}
else
{
if (viewModelVideoInfo.HasVideo)
{
_isChangedByController = true;
viewModelVideoInfo.Status = VideoState.Pause;
}
}
}
}
}
}
private void HandlePlayerDisposedEvent(Event disposedEvent)
{
_cachedCommand = null;
_playerInitialised = false;
if (disposedEvent.EventArgs != null && disposedEvent.ContainsEventArg("NodeId"))
{
string viewModelIdAsString = disposedEvent.GetEventArgValue("NodeId");
var viewModelId = new Guid(viewModelIdAsString);
if (ViewModels.ContainsKey(viewModelId))
{
VideoInfo viewModelVideoInfo = ViewModels[viewModelId];
_isChangedByController = true;
viewModelVideoInfo.Status = VideoState.Pause;
}
}
}
private void HandleGetSourceAndPositionCallback(Event callback)
{
if (callback.EventArgs != null && callback.ContainsEventArg("CallbackId")
&& callback.ContainsEventArg("Position") && callback.ContainsEventArg("Source")
&& callback.ContainsEventArg("NodeId"))
{
string callbackId = callback.GetEventArgValue("CallbackId");
string source = callback.GetEventArgValue("Source");
source = HttpUtility.UrlDecode(source);
string viewModelIdAsString = callback.GetEventArgValue("NodeId");
if (!string.IsNullOrEmpty(viewModelIdAsString) && !string.IsNullOrEmpty(source))
{
var chain = new TransactionChain();
var viewModelId = new Guid(viewModelIdAsString);
var viewModelVideoInfo = ViewModels[viewModelId];
switch (callbackId)
{
case "StartPosition":
{
TimeSpan startPosition = TimeSpan.Parse(callback.GetEventArgValue("Position"));
// Just add a temporary end position so that the entry doesn't end up in a bad state.
ViewModel.IMetadata startPositionMetadata = viewModelVideoInfo.Context.Metadata["Video.StartPosition"];
if (startPositionMetadata != null)
{
startPositionMetadata.SetValue(startPosition.ToString(), ref chain);
((SuperGraph.ViewModel.Node)viewModelVideoInfo.Context).NodeProperties.UIMetadata["Video.StartPosition"] = startPosition.ToString();
}
else
{
viewModelVideoInfo.Context.Metadata.Add("Video.StartPosition", startPosition.ToString(), ref chain);
((SuperGraph.ViewModel.Node)viewModelVideoInfo.Context).NodeProperties.UIMetadata.Add("Video.StartPosition", startPosition.ToString());
}
ViewModel.IMetadata endPositionMetadata = viewModelVideoInfo.Context.Metadata["Video.EndPosition"];
if (endPositionMetadata != null)
{
endPositionMetadata.SetValue("", ref chain);
}
else
{
viewModelVideoInfo.Context.Metadata.Add("Video.EndPosition", "", ref chain);
((SuperGraph.ViewModel.Node)viewModelVideoInfo.Context).NodeProperties.UIMetadata.Add("Video.EndPosition", "");
}
viewModelVideoInfo.HasVideo = true;
viewModelVideoInfo.StartPosition = startPosition;
viewModelVideoInfo.StopPosition = null;
break;
}
case "EndPosition":
{
TimeSpan endPosition = TimeSpan.Parse(callback.GetEventArgValue("Position"));
ViewModel.IMetadata endPositionMetadata = viewModelVideoInfo.Context.Metadata["Video.EndPosition"];
if (endPositionMetadata != null)
{
endPositionMetadata.SetValue("", ref chain);
((SuperGraph.ViewModel.Node)viewModelVideoInfo.Context).NodeProperties.UIMetadata["Video.EndPosition"] = endPosition.ToString();
}
else
{
viewModelVideoInfo.Context.Metadata.Add("Video.EndPosition", "", ref chain);
((SuperGraph.ViewModel.Node)viewModelVideoInfo.Context).NodeProperties.UIMetadata.Add("Video.EndPosition", endPosition.ToString());
}
viewModelVideoInfo.Context.Metadata.Add(null, null, "Video.EndPosition", endPosition.ToString(), ref chain);
viewModelVideoInfo.StopPosition = endPosition;
viewModelVideoInfo.HasVideo = true;
break;
}
}
ViewModel.IMetadata videoSourceMetadata = viewModelVideoInfo.Context.Metadata["Video.Source"];
if (videoSourceMetadata != null)
{
videoSourceMetadata.SetValue(source, ref chain);
((SuperGraph.ViewModel.Node) viewModelVideoInfo.Context).NodeProperties.UIMetadata[
"Video.Source"] = source;
}
else
{
viewModelVideoInfo.Context.Metadata.Add(null, null, "Video.Source", source, ref chain);
((SuperGraph.ViewModel.Node)viewModelVideoInfo.Context).NodeProperties.UIMetadata.Add("Video.Source", source);
}
viewModelVideoInfo.VideoSource = source;
viewModelVideoInfo.Context.Proxy.MapManager.ExecuteTransaction(chain);
}
}
}
