Object extension.

Port resize extension.
Sensible extension(s) implementation design for Ingen.
Replace string port extension support in Ingen with Object port extension.
Implement port resize extension in Ingen.
Some test plugins for this stuff.


git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@2260 a436a847-0d15-0410-975c-d299462d15a1

1 files changed, 57 insertions, 0 deletions

diff --git a/src/engine/ObjectBuffer.hpp b/src/engine/ObjectBuffer.hpp
new file mode 100644
index 00000000..a1d198e9
--- /dev/null
+++ b/src/engine/ObjectBuffer.hpp
@@ -0,0 +1,57 @@
+/* This file is part of Ingen.
+ * Copyright (C) 2009 Dave Robillard <http://drobilla.net>
+ *
+ * Ingen 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.
+ *
+ * Ingen 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 OBJECTBUFFER_H
+#define OBJECTBUFFER_H
+
+#include "raul/Atom.hpp"
+#include "object.lv2/object.h"
+#include "interface/DataType.hpp"
+#include "Buffer.hpp"
+
+namespace Ingen {
+
+class Context;
+
+class ObjectBuffer : public Buffer {
+public:
+	ObjectBuffer(size_t capacity);
+
+	void clear();
+
+	void*       raw_data()       { return (void*)_buf; }
+	const void* raw_data() const { return (void*)_buf; }
+
+	LV2_Object*       data()       { return _buf; }
+	const LV2_Object* data() const { return _buf; }
+
+	bool join(Buffer* buf);
+	void unjoin();
+
+	void copy(Context& context, const Buffer* src);
+
+	void resize(size_t size);
+
+private:
+	LV2_Object* _buf;       ///< Contents (_local_buf or belongs to _joined_buf)
+	LV2_Object* _local_buf; ///< Local contents
+};
+
+
+} // namespace Ingen
+
+#endif // OBJECTBUFFER_H