From 15740faf9fe9fe4be08965098bbf2947e096aeeb Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Wed, 14 Aug 2019 22:50:43 +0800
Subject: +Unity Runtime code

---
 Runtime/Utilities/delayed_set.h | 45 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 Runtime/Utilities/delayed_set.h

(limited to 'Runtime/Utilities/delayed_set.h')

diff --git a/Runtime/Utilities/delayed_set.h b/Runtime/Utilities/delayed_set.h
new file mode 100644
index 0000000..cdb8fd1
--- /dev/null
+++ b/Runtime/Utilities/delayed_set.h
@@ -0,0 +1,45 @@
+#ifndef DELAYED_SET_H
+#define DELAYED_SET_H
+
+#include <set>
+#include <vector>
+#include "MemoryPool.h"
+
+template <class T, class SetType = std::set<T, std::less<T> , memory_pool<T> > >
+class delayed_set : public SetType {
+	typedef typename std::vector<std::pair<bool, T> > delay_container;
+	delay_container m_Delayed;
+
+	public:
+	
+	bool is_inserted (const T& object)
+	{
+		typename delay_container::reverse_iterator i;
+		for (i = m_Delayed.rbegin ();i != m_Delayed.rend ();i++)
+		{
+			if (i->second == object)
+				return i->first;
+		}
+		return this->find (object) != this->end ();
+	}
+	
+	void remove_delayed (const T& obj) {
+		m_Delayed.push_back (std::pair<bool, T> (false, obj));
+	}
+	void add_delayed (const T& obj) {
+		m_Delayed.push_back (std::pair<bool, T> (true, obj));
+	}
+	int apply_delayed_size () const { return m_Delayed.size (); }
+	void apply_delayed () {
+		typename delay_container::iterator iter;
+		for (iter = m_Delayed.begin(); iter != m_Delayed.end(); iter++) {
+			if (iter->first)
+				SetType::insert (iter->second);
+			else
+				SetType::erase (iter->second);
+		}
+		m_Delayed.clear ();
+	}
+};
+
+#endif
-- 
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