private void importedVideoLabel_MouseDown(object sender, MouseButtonEventArgs e)
{
//Add the video at 0 zero seconds on the timeline.
//TODO: Make the user drag it to the spot in the timeline they want.
Label clickedLabel = (Label)sender;
//Open the video file so we can get its length
VideoFrameReader reader = importedVideos[(string)clickedLabel.Content];
double length = reader.Duration.TotalSeconds;
//Create a timeline entry for it
TimelineEntry newEntry = new TimelineEntry((string)clickedLabel.Content, 0, length, null);
//Add it to the timeline
timelineView.GetLayer(0).AddEntry(newEntry);
}
/// <summary>
/// Adds an entry to the timeline
/// </summary>
/// <param name="timelineEntry"></param>
public void AddEntry(TimelineEntry timelineEntry)
{
timelineEntries.Add(timelineEntry);
//Create a control for this entry
TimelineEntryControl entryControl = new TimelineEntryControl(timelineEntry, this);
entryControls.Add(timelineEntry, entryControl);
entriesCanvas.Children.Add(entryControl);
//Position the control
entryControl.UpdateInterface();
//Subscribe to the control's events
entryControl.UserResized += EntryControl_UserResized;
}
/// <summary>
/// Removes an entry from the timeline
/// </summary>
/// <param name="timelineEntry"></param>
public void RemoveEntry(TimelineEntry timelineEntry)
{
//Don't go on if that entry doesn't exist
if (!timelineEntries.Contains(timelineEntry))
{
return;
}
//Remove timeline entry
timelineEntries.Remove(timelineEntry);
//Remove its control
TimelineEntryControl entryControl = entryControls[timelineEntry];
entryControls.Remove(timelineEntry);
entriesCanvas.Children.Remove(entryControl);
//Unsubscribe from events
entryControl.UserResized -= EntryControl_UserResized;
}
public TimelineEntryControl(TimelineEntry timelineEntry, TimelineLayerView parentLayerView)
{
this.timelineEntry = timelineEntry;
this.parentLayerView = parentLayerView;
InitializeComponent();
//Initialize the drag monitors
leftHandleDragMonitor = new MouseDragMonitor(leftHandle, MouseButton.Left);
leftHandleDragMonitor.DragMoved += LeftHandleDragMonitor_DragMoved;
leftHandleDragMonitor.DragReleased += LeftHandleDragMonitor_DragReleased;
rightHandleDragMonitor = new MouseDragMonitor(rightHandle, MouseButton.Left);
rightHandleDragMonitor.DragMoved += RightHandleDragMonitor_DragMoved;
rightHandleDragMonitor.DragReleased += RightHandleDragMonitor_DragReleased;
moveDragMonitor = new MouseDragMonitor(visibleRectangle, MouseButton.Left);
moveDragMonitor.DragMoved += MoveDragMonitor_DragMoved;
moveDragMonitor.DragReleased += MoveDragMonitor_DragReleased;
}