From 20d28e80a5c861a9d5f449ea911ab75b4f37ad0d Mon Sep 17 00:00:00 2001
From: Jef <jef@targetspot.com>
Date: Tue, 24 Sep 2024 14:54:57 +0200
Subject: Initial community commit

---
 Src/pfc/ptr_list.h | 127 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 Src/pfc/ptr_list.h

(limited to 'Src/pfc/ptr_list.h')

diff --git a/Src/pfc/ptr_list.h b/Src/pfc/ptr_list.h
new file mode 100644
index 00000000..063395bb
--- /dev/null
+++ b/Src/pfc/ptr_list.h
@@ -0,0 +1,127 @@
+#include "mem_block.h"
+
+class ptr_list
+{
+private:
+	mem_block_t<void *> data;
+	int count;
+	
+protected:
+	void * get_raw_ptr() {return data.get_ptr();}
+	
+public:
+	ptr_list()                                       {count=0;}
+	int get_count() const                            {return count;}
+	void * get_item(int n) const
+	{
+		if (n>=0 && n<count) return data[n];
+		else return 0;
+	}
+	int add_item(void * ptr)//returns index
+	{
+		count++;
+		data.check_size(count);
+		data[count-1] = ptr;
+		return count-1;
+	}
+	int find_item(void * ptr)//returns index, -1 if not found
+	{
+		int n;
+		for(n=0;n<count;n++)
+		{
+			if (data[n] == ptr) return n;
+		}
+		return -1;
+	}
+
+	bool have_item(void * ptr) {return find_item(ptr)>=0;}
+
+	void remove_item(void * ptr)
+	{
+		int idx = find_item(ptr);
+		if (idx>=0) remove_by_idx(idx);
+	}
+	void * remove_by_idx(int idx)
+	{
+		void * ptr = 0;
+		if (idx>=0 && idx<count)
+		{
+			ptr = data[idx];
+			int n;
+			count--;
+			for(n=idx;n<count;n++)
+			{
+				data[n] = data[n+1];
+			}
+		}
+		return ptr;
+	}
+
+	void remove_all()
+	{
+		count=0;
+	}
+
+	int insert_item(void * ptr,int idx)	//returns index
+	{
+		if (idx>count || idx<0) idx = count;
+		
+		count++;
+		data.check_size(count);
+		int n;
+		for(n=count-1;n>idx;n--)
+		{
+			data[n]=data[n-1];
+		}
+		data[idx] = ptr;
+
+		return idx;
+	}
+	
+	void * operator[](int idx) const {return get_item(idx);}
+};
+
+template<class T>
+class ptr_list_t : protected ptr_list
+{
+public:
+	int get_count() const            {return ptr_list::get_count();}
+
+	T * get_item(int n) const        {return static_cast<T*>(ptr_list::get_item(n));}
+	int add_item(T * ptr)            {return ptr_list::add_item(static_cast<void*>(ptr));}
+	int find_item(T * ptr)           {return ptr_list::find_item(static_cast<void*>(ptr));}
+	bool have_item(T * ptr)          {return ptr_list::have_item(static_cast<void*>(ptr));}
+	void remove_item(T * ptr)        {ptr_list::remove_item(static_cast<void*>(ptr));}
+	T * remove_by_idx(int idx)       {return static_cast<T*>(ptr_list::remove_by_idx(idx));}
+	void remove_all()                {ptr_list::remove_all();}
+	void * operator[](int idx) const {return get_item(idx);}
+	int insert_item(int idx,T* ptr)  {return ptr_list::insert_item(idx,static_cast<void*>(ptr));}
+
+	void delete_item(T * ptr)
+	{
+		remove_item(ptr);
+		delete ptr;
+	}
+
+	void delete_by_idx(int idx)
+	{
+		T * ptr = remove_by_idx(idx);
+		if (ptr) delete ptr;
+	}
+
+	void delete_all()
+	{
+		int n,max=get_count();
+		for(n=0;n<max;n++)
+		{
+			T * ptr = get_item(n);
+			if (ptr) delete ptr;
+		}
+		remove_all();
+	}
+
+	void sort(int (__cdecl *compare )(const T ** elem1, const T** elem2 ) )
+	{
+		qsort(get_raw_ptr(),get_count(),sizeof(void*),(int (__cdecl *)(const void *, const void *) )compare);
+	}
+};
-- 
cgit