timeline: implemented nudging #1692

app/common/timerange.cpp

@@ -202,6 +202,13 @@ void TimeRangeList::remove(const TimeRange &remove)
   util_remove(&array_, remove);
 }
 
+void TimeRangeList::remove(const TimeRangeList &list)
+{
+  for (const TimeRange &r : list) {
+    remove(r);
+  }
+}
+
 bool TimeRangeList::contains(const TimeRange &range, bool in_inclusive, bool out_inclusive) const
 {
   for (int i=0;i<size();i++) {

app/common/timerange.h

@@ -80,6 +80,7 @@ public:
   void insert(TimeRange range_to_add);
 
   void remove(const TimeRange& remove);
+  void remove(const TimeRangeList &list);
 
   template <typename T>
   static void util_remove(QVector<T> *list, const TimeRange &remove)
@@ -148,6 +149,16 @@ public:
     return array_.constEnd();
   }
 
+  const_iterator cbegin() const
+  {
+    return begin();
+  }
+
+  const_iterator cend() const
+  {
+    return end();
+  }
+
   const TimeRange& first() const
   {
     return array_.first();