/* This file is part of Evoral.
- * Copyright (C) 2008 Dave Robillard <http://drobilla.net>
+ * Copyright (C) 2008 David Robillard <http://drobilla.net>
* Copyright (C) 2000-2008 Paul Davis
- *
+ *
* Evoral 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.
- *
+ *
* Evoral 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
*/
-#include <evoral/Event.hpp>
+#include <glib.h>
+#include "evoral/Event.hpp"
namespace Evoral {
-#ifdef EVENT_ALLOW_ALLOC
-Event::Event(double t, uint32_t s, uint8_t* b, bool owns_buffer)
- : _time(t)
- , _size(s)
- , _buffer(b)
- , _owns_buffer(owns_buffer)
+static event_id_t _event_id_counter = 0;
+
+event_id_t
+event_id_counter()
{
- if (owns_buffer) {
- _buffer = (uint8_t*)malloc(_size);
- if (b) {
- memcpy(_buffer, b, _size);
+ return g_atomic_int_get (&_event_id_counter);
+}
+
+void
+init_event_id_counter(event_id_t n)
+{
+ g_atomic_int_set (&_event_id_counter, n);
+}
+
+event_id_t
+next_event_id ()
+{
+ return g_atomic_int_exchange_and_add (&_event_id_counter, 1);
+}
+
+#ifdef EVORAL_EVENT_ALLOC
+
+template<typename Timestamp>
+Event<Timestamp>::Event(EventType type, Timestamp time, uint32_t size, uint8_t* buf, bool alloc)
+ : _type(type)
+ , _original_time(time)
+ , _nominal_time(time)
+ , _size(size)
+ , _buf(buf)
+ , _id(-1)
+ , _owns_buf(alloc)
+{
+ if (alloc) {
+ _buf = (uint8_t*)malloc(_size);
+ if (buf) {
+ memcpy(_buf, buf, _size);
} else {
- memset(_buffer, 0, _size);
+ memset(_buf, 0, _size);
}
}
}
-Event::Event(const Event& copy, bool owns_buffer)
- : _time(copy._time)
+template<typename Timestamp>
+Event<Timestamp>::Event(const Event& copy, bool owns_buf)
+ : _type(copy._type)
+ , _original_time(copy._original_time)
+ , _nominal_time(copy._nominal_time)
, _size(copy._size)
- , _buffer(copy._buffer)
- , _owns_buffer(owns_buffer)
+ , _buf(copy._buf)
+ , _id(copy.id())
+ , _owns_buf(owns_buf)
{
- if (owns_buffer) {
- _buffer = (uint8_t*)malloc(_size);
- if (copy._buffer) {
- memcpy(_buffer, copy._buffer, _size);
+ if (owns_buf) {
+ _buf = (uint8_t*)malloc(_size);
+ if (copy._buf) {
+ memcpy(_buf, copy._buf, _size);
} else {
- memset(_buffer, 0, _size);
+ memset(_buf, 0, _size);
}
}
}
-Event::~Event() {
- if (_owns_buffer) {
- free(_buffer);
+template<typename Timestamp>
+Event<Timestamp>::~Event() {
+ if (_owns_buf) {
+ free(_buf);
}
}
-#endif // EVENT_ALLOW_ALLOC
+template<typename Timestamp>
+const Event<Timestamp>&
+Event<Timestamp>::operator=(const Event& copy)
+{
+ _id = copy.id(); // XXX is this right? do we want ID copy semantics?
+ _type = copy._type;
+ _original_time = copy._original_time;
+ _nominal_time = copy._nominal_time;
+ if (_owns_buf) {
+ if (copy._buf) {
+ if (copy._size > _size) {
+ _buf = (uint8_t*)::realloc(_buf, copy._size);
+ }
+ memcpy(_buf, copy._buf, copy._size);
+ } else {
+ free(_buf);
+ _buf = NULL;
+ }
+ } else {
+ _buf = copy._buf;
+ }
-#ifdef EVENT_WITH_XML
+ _size = copy._size;
+ return *this;
+}
-Event::Event(const XMLNode& event)
+template<typename Timestamp>
+void
+Event<Timestamp>::set(uint8_t* buf, uint32_t size, Timestamp t)
{
- string name = event.name();
-
- if (name == "ControlChange") {
-
- } else if (name == "ProgramChange") {
-
+ if (_owns_buf) {
+ if (_size < size) {
+ _buf = (uint8_t*) ::realloc(_buf, size);
+ }
+ memcpy (_buf, buf, size);
+ } else {
+ _buf = buf;
}
+
+ _original_time = t;
+ _nominal_time = t;
+ _size = size;
}
+template<typename Timestamp>
+void
+Event<Timestamp>::set_time (Timestamp t)
+{
+ _nominal_time = t;
+}
-boost::shared_ptr<XMLNode>
-Event::to_xml() const
+template<typename Timestamp>
+void
+Event<Timestamp>::set_original_time (Timestamp t)
{
- XMLNode *result = 0;
-
- switch (type()) {
- case MIDI_CMD_CONTROL:
- result = new XMLNode("ControlChange");
- result->add_property("Channel", channel());
- result->add_property("Control", cc_number());
- result->add_property("Value", cc_value());
- break;
-
- case MIDI_CMD_PGM_CHANGE:
- result = new XMLNode("ProgramChange");
- result->add_property("Channel", channel());
- result->add_property("Number", pgm_number());
- break;
-
- default:
- // The implementation is continued as needed
- break;
- }
-
- return boost::shared_ptr<XMLNode>(result);
+ _original_time = t;
}
-#endif // EVENT_WITH_XML
+
+#endif // EVORAL_EVENT_ALLOC
+
+template class Event<Evoral::MusicalTime>;
+template class Event<int64_t>;
-} // namespace MIDI
+} // namespace Evoral