/// <summary>
/// Registers the fact that a new event is present at current time
/// </summary>
/// <param name="eventControl"></param>
private void RegisterEventAtTime(EventControl eventControl)
{
if (!EventsAtTime.ContainsKey(eventControl.ModelEvent.Time))
{
EventsAtTime[eventControl.ModelEvent.Time] = 0;
}
EventsAtTime[eventControl.ModelEvent.Time] += 1;
}
/// <summary>
/// Removes one event control from the displayed event controls
/// </summary>
/// <param name="control"></param>
private void RemoveEventControl(EventControl control)
{
HandledEvents.Remove(control.ModelEvent);
control.ModelEvent = null;
control.Parent = null;
Controls.Remove(control);
control.Dispose();
}
/// <summary>
/// Sets the size of the time line to ensure that the new Event is displayed
/// </summary>
/// <param name="newEvent"></param>
private void SetPanelSize(EventControl newEvent)
{
int width = newEvent.Location.X + newEvent.Width + MARGIN_OFFSET;
int height = newEvent.Location.Y + newEvent.Height + MARGIN_OFFSET;
if (RequiredSize.Width < width || RequiredSize.Height < height)
{
RequiredSize = new Size(width, height);
}
}
/// <summary>
/// Synchronizes the EventControls with the Events located in the time line
/// Hyp : When removing an event at some time, all the events for the corresponding time are also removed
/// </summary>
private void SynchronizeWithTimeLine()
{
// Handles the existing EventControls : counts the ones that already exist
// and remove the ones that should be removed
EventsAtTime.Clear();
List <EventControl> toBeRemoved = new List <EventControl>();
foreach (EventControl eventControl in HandledEvents.Values)
{
if (TimeLine.Contains(eventControl.ModelEvent))
{
// Counts the number of events at all given times
RegisterEventAtTime(eventControl);
}
else
{
// Remove the events that no more exist in the time line
toBeRemoved.Add(eventControl);
}
}
// Actually performs the removal
foreach (EventControl eventControl in toBeRemoved)
{
RemoveEventControl(eventControl);
}
// Create new EventControl for each new Event in the time line
if (TimeLine != null)
{
foreach (ModelEvent modelEvent in TimeLine.Events)
{
// add a EventControl for this event
if (FilterConfiguration.VisibleEvent(modelEvent))
{
if (!HandledEvents.ContainsKey(modelEvent))
{
if (HandledEvents.Count <= MAX_NUMBER_OF_EVENTS)
{
EventControl eventControl = new EventControl(this, modelEvent);
eventControl.Top = EventTop(modelEvent);
eventControl.Left = EventLeft(modelEvent);
SetPanelSize(eventControl);
Controls.Add(eventControl);
string msg = modelEvent.Message;
if (msg.Length > 1000)
{
// Message is too big for tool tips, reduce it.
msg = msg.Substring(0, 1000) + "...";
}
ToolTip.SetToolTip(eventControl, msg);
// TODO : I do not understand this one...
if (!HandledEvents.ContainsKey(modelEvent))
{
HandledEvents[modelEvent] = eventControl;
}
RegisterEventAtTime(eventControl);
if (HandledEvents.Count == MAX_NUMBER_OF_EVENTS)
{
MessageBox.Show("Too many events displayed.\nDisplaying only the " + MAX_NUMBER_OF_EVENTS + " first events.\nPlease consider filtering out events.", "Too many events", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
}
}
}
/// <summary>
/// Synchronizes the EventControls with the Events located in the time line
/// Hyp : When removing an event at some time, all the events for the corresponding time are also removed
/// </summary>
private void SynchronizeWithTimeLine()
{
// Handles the existing EventControls : counts the ones that already exist
// and remove the ones that should be removed
EventsAtTime.Clear();
List<EventControl> toBeRemoved = new List<EventControl>();
foreach (EventControl eventControl in HandledEvents.Values)
{
if (TimeLine.Contains(eventControl.ModelEvent))
{
// Counts the number of events at all given times
RegisterEventAtTime(eventControl);
}
else
{
// Remove the events that no more exist in the time line
toBeRemoved.Add(eventControl);
}
}
// Actually performs the removal
foreach (EventControl eventControl in toBeRemoved)
{
RemoveEventControl(eventControl);
}
// Create new EventControl for each new Event in the time line
if (TimeLine != null)
{
foreach (ModelEvent modelEvent in TimeLine.Events)
{
// add a EventControl for this event
if (FilterConfiguration.VisibleEvent(modelEvent))
{
if (!HandledEvents.ContainsKey(modelEvent))
{
if (HandledEvents.Count <= MAX_NUMBER_OF_EVENTS)
{
EventControl eventControl = new EventControl(this, modelEvent);
eventControl.Top = EventTop(modelEvent);
eventControl.Left = EventLeft(modelEvent);
SetPanelSize(eventControl);
Controls.Add(eventControl);
string msg = modelEvent.Message;
if (msg.Length > 1000)
{
// Message is too big for tool tips, reduce it.
msg = msg.Substring(0, 1000) + "...";
}
ToolTip.SetToolTip(eventControl, msg);
// TODO : I do not understand this one...
if (!HandledEvents.ContainsKey(modelEvent))
{
HandledEvents[modelEvent] = eventControl;
}
RegisterEventAtTime(eventControl);
if (HandledEvents.Count == MAX_NUMBER_OF_EVENTS)
{
MessageBox.Show("Too many events displayed.\nDisplaying only the " + MAX_NUMBER_OF_EVENTS + " first events.\nPlease consider filtering out events.", "Too many events", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
}
}
}
/// <summary>
/// Sets the size of the time line to ensure that the new Event is displayed
/// </summary>
/// <param name="newEvent"></param>
private void SetPanelSize(EventControl newEvent)
{
int width = newEvent.Location.X + newEvent.Width + MARGIN_OFFSET;
int height = newEvent.Location.Y + newEvent.Height + MARGIN_OFFSET;
if (RequiredSize.Width < width || RequiredSize.Height < height)
{
RequiredSize = new Size(width, height);
}
}
/// <summary>
/// Removes one event control from the displayed event controls
/// </summary>
/// <param name="control"></param>
private void RemoveEventControl(EventControl control)
{
HandledEvents.Remove(control.ModelEvent);
control.ModelEvent = null;
control.Parent = null;
Controls.Remove(control);
control.Dispose();
}
/// <summary>
/// Registers the fact that a new event is present at current time
/// </summary>
/// <param name="eventControl"></param>
private void RegisterEventAtTime(EventControl eventControl)
{
if (!EventsAtTime.ContainsKey(eventControl.ModelEvent.Time))
{
EventsAtTime[eventControl.ModelEvent.Time] = 0;
}
EventsAtTime[eventControl.ModelEvent.Time] += 1;
}