package era.mi.logic.timeline;
+import java.util.ArrayList;
+import java.util.List;
import java.util.PriorityQueue;
+import java.util.function.Consumer;
/**
* Orders Events by the time they are due to be executed. Can execute Events individually.
private PriorityQueue<InnerEvent> events;
private long currentTime = 0;
+ private final List<Consumer<TimelineEvent>> eventAddedListener;
+
public Timeline(int initCapacity)
{
events = new PriorityQueue<InnerEvent>(initCapacity, (a, b) -> {
return 0;
return difference < 0 ? -1 : 1;
});
+
+ eventAddedListener = new ArrayList<>();
}
public boolean hasNext()
{
return currentTime;
}
+
+ public long nextEventTime()
+ {
+ if(!hasNext())
+ return -1;
+ else
+ return events.peek().timing;
+ }
public void reset()
{
events.clear();
currentTime = 0;
}
+
+ public void addEventAddedListener(Consumer<TimelineEvent> listener)
+ {
+ eventAddedListener.add(listener);
+ }
+ public void removeEventAddedListener(Consumer<TimelineEvent> listener)
+ {
+ eventAddedListener.remove(listener);
+ }
/**
* Adds an Event to the {@link Timeline}
public void addEvent(TimelineEventHandler function, int relativeTiming)
{
long timing = currentTime + relativeTiming;
- events.add(new InnerEvent(function, new TimelineEvent(timing), timing));
+ TimelineEvent event = new TimelineEvent(timing);
+ events.add(new InnerEvent(function, event, timing));
+ eventAddedListener.forEach(l -> l.accept(event));
}
private class InnerEvent