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Implemented decrement and distance_to for LLInstanceTracker::instance_iter and LLInstanceTracker::key_iter

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Technically, both nested iterator classes in llinstance tracker should be derived from a common base implementation of boost::iterator_facade for std::maps(LLInstanceTracker::InstanceMap), they'd only need to implement dereference individually
This commit is contained in:
Inusaito Sayori
2013-08-24 21:49:01 -04:00
parent 323adeb224
commit c3b7c6999f
1 changed files with 11 additions and 0 deletions
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11
indra/llcommon/llinstancetracker.h
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@@ -86,6 +86,7 @@ class LLInstanceTracker : public LLInstanceTrackerBase
{ {
typedef LLInstanceTracker<T, KEY> MyT; typedef LLInstanceTracker<T, KEY> MyT;
typedef typename std::map<KEY, T*> InstanceMap; typedef typename std::map<KEY, T*> InstanceMap;
typedef typename InstanceMap::iterator::difference_type difference_type;
struct StaticData: public StaticBase struct StaticData: public StaticBase
{ {
InstanceMap sMap; InstanceMap sMap;
@@ -115,6 +116,11 @@ public:
friend class boost::iterator_core_access; friend class boost::iterator_core_access;
void increment() { mIterator++; } void increment() { mIterator++; }
void decrement() { --mIterator; }
difference_type distance_to(instance_iter const& other) const
{
return std::distance(mIterator, other.mIterator);
}
bool equal(instance_iter const& other) const bool equal(instance_iter const& other) const
{ {
return mIterator == other.mIterator; return mIterator == other.mIterator;
@@ -155,6 +161,11 @@ public:
friend class boost::iterator_core_access; friend class boost::iterator_core_access;
void increment() { mIterator++; } void increment() { mIterator++; }
void decrement() { --mIterator; }
difference_type distance_to(instance_iter const& other) const
{
return std::distance(mIterator, other.mIterator);
}
bool equal(key_iter const& other) const bool equal(key_iter const& other) const
{ {
return mIterator == other.mIterator; return mIterator == other.mIterator;