1 files changed, 137 insertions, 0 deletions
diff --git a/muse_qt4_evolution/muse/waveevent.cpp b/muse_qt4_evolution/muse/waveevent.cpp
new file mode 100644
index 00000000..4aff6a47
--- /dev/null
+++ b/muse_qt4_evolution/muse/waveevent.cpp
@@ -0,0 +1,137 @@
+//=============================================================================
+//  MusE
+//  Linux Music Editor
+//  $Id:$
+//
+//  Copyright (C) 2002-2006 by Werner Schweer and others
+//
+//  This program is free software; you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License version 2.
+//
+//  This program 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 more 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+//=============================================================================
+
+#include "globals.h"
+#include "event.h"
+#include "waveevent.h"
+#include "al/xml.h"
+#include "wave.h"
+
+//---------------------------------------------------------
+//   WaveEvent
+//---------------------------------------------------------
+
+WaveEventBase::WaveEventBase(EventType t)
+   : EventBase(t)
+      {
+      deleted = false;
+      }
+
+//---------------------------------------------------------
+//   WaveEvent::mid
+//---------------------------------------------------------
+
+EventBase* WaveEventBase::mid(unsigned b, unsigned e)
+      {
+      WaveEventBase* ev = new WaveEventBase(*this);
+
+      int offset   = b - frame();
+      unsigned end = endFrame();
+      if (e < end)
+            end = e;
+
+      int len = end - b;
+      ev->setFrame(b);
+      ev->setLenFrame(len);
+      ev->setSpos(spos() + offset);
+      return ev;
+      }
+
+//---------------------------------------------------------
+//   dump
+//---------------------------------------------------------
+
+void WaveEventBase::dump(int n) const
+      {
+      EventBase::dump(n);
+      }
+
+//---------------------------------------------------------
+//   WaveEventBase::read
+//---------------------------------------------------------
+
+void WaveEventBase::read(QDomNode node)
+      {
+      node = node.firstChild();
+      while (!node.isNull()) {
+            QDomElement e = node.toElement();
+            if (e.tagName() == "poslen")
+                  PosLen::read(node);
+            else if (e.tagName() == "frame")
+                  _spos = e.text().toInt();
+            else if (e.tagName() == "file") {
+                  SndFile* wf = SndFile::getWave(e.text(), false);
+                  if (wf)
+                        f = SndFileR(wf);
+                  }
+            else
+                  printf("MusE:WaveEventBase: unknown tag %s\n", e.tagName().toLatin1().data());
+            node = node.nextSibling();
+            }
+      Pos::setType(AL::FRAMES);
+      }
+
+//---------------------------------------------------------
+//   write
+//---------------------------------------------------------
+
+void WaveEventBase::write(Xml& xml, const Pos& offset) const
+      {
+      if (f.isNull())
+            return;
+      xml.stag("event");
+      PosLen wpos(*this);
+      wpos += offset;
+//      if (offset)
+//            wpos.setTick(wpos.tick() + offset);
+      wpos.write(xml, "poslen");
+      xml.tag("frame", _spos);  // offset in wave file
+      xml.tag("file", f.finfo()->fileName());
+      xml.etag("event");
+      }
+
+//---------------------------------------------------------
+//   read
+//---------------------------------------------------------
+
+void WaveEventBase::read(unsigned offset, float** buffer, int channel, int n)
+      {
+      if (f.isNull())
+            return;
+      f.seek(offset + _spos);
+      f.read(channel, buffer, n);
+      }
+
+//---------------------------------------------------------
+//   WaveEventBase::operator==
+//---------------------------------------------------------
+
+bool WaveEventBase::operator==(const EventBase& ev) const {
+
+  const WaveEventBase* pev = dynamic_cast<const WaveEventBase*>(&ev);
+
+  if(pev) return operator==(*pev);
+  else return false;
+}
+
+bool WaveEventBase::operator==(const WaveEventBase& /*ev*/) const {
+  //TODO
+  return false;
+}