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Torque/SDK/lib/maxsdk40/stack.h

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+/**********************************************************************
+ *<
+	FILE: stack.h
+
+	DESCRIPTION: Simple stack using Tab.
+
+	CREATED BY:	Rolf Berteig
+
+	HISTORY: Created 22 November 1994
+
+ *>	Copyright (c) 1994, All Rights Reserved.
+ **********************************************************************/
+
+#ifndef __STACK__
+#define __STACK__
+
+template<class T> class Stack {
+	private:
+		Tab<T> s;		
+	
+	public:		
+		// access the stack indexing from the top down.
+		T& operator[](const int i) const { 
+			assert(s.Count()-i>0);
+			return s[s.Count()-i-1];
+			}
+
+		void Push( T *el ) { 
+			s.Append( 1, el ); 			
+			}
+
+		void Pop( T *el ) { 
+			assert( s.Count() );	
+			*el = s[s.Count()-1];
+			s.Delete( s.Count()-1, 1 );			
+			}
+
+		void Pop() { 
+			assert( s.Count() );				
+			s.Delete( s.Count()-1, 1 );			
+			}
+
+		void GetTop( T *el ) {
+			assert( s.Count() );	
+			*el = s[s.Count()-1];
+			}
+
+		void Clear() {
+			s.Delete(0,s.Count());			
+			}
+
+		int Count() {
+			return s.Count(); 
+			}
+
+		int Remove( int i ) {
+			assert(i<s.Count());
+			return s.Delete(s.Count()-1-i,1);
+			}
+	};
+
+#endif // __STACK__
+