Moved Deletable (formerly MaidObject), List, and Array from Ingen to Raul.

git-svn-id: http://svn.drobilla.net/lad/raul@294 a436a847-0d15-0410-975c-d299462d15a1

1 files changed, 110 insertions, 0 deletions

diff --git a/raul/Array.h b/raul/Array.h
new file mode 100644
index 0000000..aa6aa70
--- /dev/null
+++ b/raul/Array.h
@@ -0,0 +1,110 @@
+/* This file is part of Raul.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ * 
+ * Raul is free software; you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 2 of the License, or (at your option) any later
+ * version.
+ * 
+ * Raul is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef RAUL_ARRAY_H
+#define RAUL_ARRAY_H
+
+#include <cassert>
+#include <cstdlib>
+#include "types.h"
+#include "Deletable.h"
+
+namespace Raul {
+
+
+/** An array.
+ * 
+ * Has a stack-like push_back() too, for find_process_order...
+ */
+template <class T>
+class Array : public Deletable
+{
+public:
+	Array(size_t size = 0) : _size(size), _top(0), _elems(NULL) {
+		if (size > 0)
+			_elems = new T[size];
+	}
+	
+	Array(size_t size, T initial_value) : _size(size), _top(0), _elems(NULL) {
+		if (size > 0) {
+			_elems = new T[size];
+			for (size_t i=0; i < size; ++i)
+				_elems[i] = initial_value;
+		}
+	}
+	
+	Array(size_t size, const Array<T>& contents) : _size(size), _top(size+1) {
+		_elems = new T[size];
+		if (size <= contents.size())
+			memcpy(_elems, contents._elems, size * sizeof(T));
+		else
+			memcpy(_elems, contents._elems, contents.size() * sizeof(T));
+	}
+
+	~Array() {
+		free();
+	}
+
+	void alloc(size_t num_elems) {
+		assert(num_elems > 0);
+		
+		delete[] _elems;
+		_size = num_elems;
+		_top = 0;
+		
+		_elems = new T[num_elems];
+	}
+	
+	void alloc(size_t num_elems, T initial_value) {
+		assert(num_elems > 0);
+		
+		delete[] _elems;
+		_size = num_elems;
+		_top = 0;
+
+		_elems = new T[num_elems];
+		for (size_t i=0; i < _size; ++i)
+			_elems[i] = initial_value;
+	}
+	
+	void free() {
+		delete[] _elems;
+		_size = 0;
+		_top = 0;
+	}
+
+	void push_back(T n) {
+		assert(_top < _size);
+		_elems[_top++] = n;
+	}
+	
+	inline size_t size() const  { return _size; }
+
+	inline T& operator[](size_t i) const { assert(i < _size); return _elems[i]; }
+	
+	inline T& at(size_t i) const { assert(i < _size); return _elems[i]; }
+
+private:
+	size_t _size;
+	size_t _top; // points to empty element above "top" element
+	T*     _elems;
+};
+
+
+} // namespace Raul
+
+#endif // RAUL_ARRAY_H