/// <summary>
/// Entfernt das aktuelle Zugriffsmodul.
/// </summary>
/// <param name="startup">Für den ersten Aufruf gesetzt.</param>
private void DestroyConnector(bool startup)
{
// Stop all
if (!startup)
{
try
{
// Attach to accessor
var accessor = Accessor;
if (accessor != null)
{
// Stop sending data
accessor.Stop();
// Stop graph
accessor.StopGraph();
}
// Restart videotext caching from scratch
VideoText.Deactivate(true);
}
catch
{
// Ignore any error - maybe we are disposing the instance
}
}
// Forget
using (m_CurrentConnector)
m_CurrentConnector = null;
}
/// <summary>
/// Der Graph muß neu aufgebaut werden - allerdings auf dem Hauptthread
/// der Anwendung.
/// </summary>
/// <param name="restartGraph">Gesetzt, wenn der Direct Show Graph neu
/// aufgebaut werden soll.</param>
private void StreamChanged(bool restartGraph)
{
// With cleanup
try
{
// Load audio map
LoadAudio();
// Restart videotext collector
VideoText.Deactivate(true);
// Disable all OSD
HideOSD();
// Restart graph
Accessor.SetDecoder();
// Select audio
if (m_AudioMap.Count > 0)
{
if (m_DelayAudio != null)
{
ShowMessage(SetAudio(m_DelayAudio), Properties.Resources.NameTitle, true);
}
}
}
finally
{
// Discard
m_DelayAudio = null;
}
}
/// <summary>
/// Restart the stream completly.
/// </summary>
public override void StartRecording()
{
// Stop sending data
Accessor.Stop();
// Stop displaying data
Accessor.StopGraph();
// Restart videotext caching from scratch
VideoText.Deactivate(true);
// Start again
RestartAudio(true);
}
private void LoadTextAnimations()
{
var text = new VideoText()
{
MainText = "Testing animation",
SubText = "Is it working?",
Duration = new TimeSpan(0, 0, 3)
};
var animation = new Spinner()
{
DataContext = text
};
Animate(animation, text.Duration);
}
/// <summary>
/// Beendet die Datenübertragung in den DirectShow Graphen und zusätzlich
/// eine eventuell laufende Aufzeichnung.
/// </summary>
/// <param name="pictureOnly">Gesetzt, wenn die Aufzeichnung selbst weiter laufen soll.</param>
private void StopReceivers(bool pictureOnly)
{
// Stop all consumers we registered
Device.RemoveProgramGuideConsumer(ReceiveEPG);
Device.SetConsumerState(VideoId, null);
Device.SetConsumerState(AudioId, null);
Device.SetConsumerState(TextId, null);
// Restart videotext caching from scratch
VideoText.Deactivate(true);
// Partial mode
if (pictureOnly)
{
return;
}
// Stop reader
using (var reader = m_InfoReader)
{
// Forget
m_InfoReader = null;
// Enforce proper shutdown
if (reader != null)
{
reader.Cancel();
}
}
// Reset flag
m_HasPendingGroupInformation = false;
// Stop portal parser
if (null != ServiceParser)
{
// Stop it
ServiceParser.Disable();
// Forget it
ServiceParser = null;
}
// Stop recording, too
using (SourceStreamsManager recording = RecordingStream)
RecordingStream = null;
}
public void AddTextAnimation(VideoText videoText)
{
FrameworkElement animation = null;
switch (videoText.Animation)
{
case IndoorWorx.Infrastructure.Enums.VideoTextAnimations.FadeCenter:
animation = new Fade()
{
DataContext = videoText
};
break;
case IndoorWorx.Infrastructure.Enums.VideoTextAnimations.ZoomCenter:
animation = new Zoom()
{
DataContext = videoText
};
break;
case IndoorWorx.Infrastructure.Enums.VideoTextAnimations.ScrollingCenter:
animation = new Scrolling()
{
DataContext = videoText
};
break;
case IndoorWorx.Infrastructure.Enums.VideoTextAnimations.Spinner:
animation = new Spinner()
{
DataContext = videoText
};
break;
default:
break;
}
if (animation != null)
{
LoadTextAnimation(animation, videoText.Duration);
}
}
/// <summary>
/// Wählt einen anderen Sender.
/// </summary>
/// <param name="context">Senderbeschreibung abhängig vom Zugriffsmodul.</param>
/// <returns>Sendername mit ausgewählter Tonspur oder <i>null</i>.</returns>
public override string SetStation(object context)
{
// Forward
if (m_CurrentConnector.SetStation(context) == null)
{
return(null);
}
// Reset EPG display
ShowCurrentEntry();
// Restart videotext caching from scratch
VideoText.Deactivate(true);
// Forget EPG data collected so far
CurrentEntry = null;
NextEntry = null;
// Reset audio selection
return(RestartAudio(false));
}
private void LoadVideoText(VideoText videoText)
{
videoText.IsShown = true;
View.AddTextAnimation(videoText);
}
protected virtual void RefreshTemplate()
{
Template.Intervals.Clear();
var toRemove = Template.VideoText.Where(x => !string.IsNullOrWhiteSpace(x.Tag)).ToList();
foreach (var tr in toRemove)
{
Template.VideoText.Remove(tr);
}
TimeSpan totalDuration = TimeSpan.Zero;
int sequence = 0;
foreach (var interval in intervals)
{
CreateIntervals(interval, x =>
{
x.Sequence = sequence++;
Template.Intervals.Add(x);
totalDuration = totalDuration.Add(x.Duration);
});
}
Template.SetupIntervalTimes();
Template.Duration = totalDuration;
TimeSpan start = TimeSpan.Zero;
foreach (var interval in Template.Intervals)
{
if (interval.ToStart.IsActive)
{
var countDownFrom = interval.ToStart.Duration.AsTimeSpan();
if (countDownFrom <= start)
{
var tick = interval.ToStart.Tick.AsTimeSpan();
int numberOfCounts = (int)(countDownFrom.TotalSeconds / tick.TotalSeconds);
for (int i = numberOfCounts; i > 0; i--)
{
var textEntry = new VideoText();
textEntry.Tag = interval.SectionGroup;
textEntry.Animation = Infrastructure.Enums.VideoTextAnimations.ZoomCenter;
textEntry.Duration = TimeSpan.FromSeconds(Math.Min(1, tick.TotalSeconds));
textEntry.StartTime = start.Subtract(TimeSpan.FromSeconds(tick.TotalSeconds * i));
textEntry.MainText = TimeSpan.FromSeconds(tick.TotalSeconds * i).ToString();
textEntry.SubText = MyLibraryResources.CountdownToStartText;
Template.VideoText.Add(textEntry);
}
}
if (!string.IsNullOrWhiteSpace(interval.ToStart.Message))
{
var textEntry = new VideoText();
textEntry.Tag = interval.SectionGroup;
textEntry.Animation = Infrastructure.Enums.VideoTextAnimations.ZoomCenter;
textEntry.Duration = TimeSpan.FromSeconds(1);
textEntry.StartTime = start;
textEntry.MainText = interval.ToStart.Message;
Template.VideoText.Add(textEntry);
}
}
if (interval.ToEnd.IsActive)
{
var countDownFrom = interval.ToEnd.Duration.AsTimeSpan();
if (countDownFrom < interval.Duration)
{
var tick = interval.ToEnd.Tick.AsTimeSpan();
int numberOfCounts = (int)(countDownFrom.TotalSeconds / tick.TotalSeconds);
for (int i = numberOfCounts; i > 0; i--)
{
var textEntry = new VideoText();
textEntry.Tag = interval.SectionGroup;
textEntry.Animation = Infrastructure.Enums.VideoTextAnimations.ZoomCenter;
textEntry.Duration = TimeSpan.FromSeconds(Math.Min(1, tick.TotalSeconds));
textEntry.StartTime = start.Add(interval.Duration).Subtract(TimeSpan.FromSeconds(tick.TotalSeconds * i));
textEntry.MainText = TimeSpan.FromSeconds(tick.TotalSeconds * i).ToString();
textEntry.SubText = MyLibraryResources.CountdownToEndText;
Template.VideoText.Add(textEntry);
}
}
if (!string.IsNullOrWhiteSpace(interval.ToEnd.Message))
{
var textEntry = new VideoText();
textEntry.Tag = interval.SectionGroup;
textEntry.Animation = Infrastructure.Enums.VideoTextAnimations.ZoomCenter;
textEntry.Duration = TimeSpan.FromSeconds(1);
textEntry.StartTime = start.Add(interval.Duration);
textEntry.MainText = interval.ToEnd.Message;
Template.VideoText.Add(textEntry);
}
}
start += interval.Duration;
}
Template.VideoText = new ObservableCollection <VideoText>(Template.VideoText.OrderBy(x => x.StartTime));
}
