Added old abandoned KDE3 version of the RoseGarden MIDI tool

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/rosegarden@1097595 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 115 insertions, 0 deletions

diff --git a/src/commands/notation/GraceCommand.cpp b/src/commands/notation/GraceCommand.cpp
new file mode 100644
index 0000000..99b8e5a
--- /dev/null
+++ b/src/commands/notation/GraceCommand.cpp
@@ -0,0 +1,115 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Rosegarden
+    A MIDI and audio sequencer and musical notation editor.
+ 
+    This program is Copyright 2000-2008
+        Guillaume Laurent   <[email protected]>,
+        Chris Cannam        <[email protected]>,
+        Richard Bown        <[email protected]>
+ 
+    The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+    Bown to claim authorship of this work have been asserted.
+ 
+    Other copyrights also apply to some parts of this work.  Please
+    see the AUTHORS file and individual file headers for details.
+ 
+    This program 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.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+
+#include "GraceCommand.h"
+
+#include "base/NotationTypes.h"
+#include "base/Segment.h"
+#include "base/Selection.h"
+#include "document/BasicCommand.h"
+#include "base/BaseProperties.h"
+#include <qstring.h>
+
+
+namespace Rosegarden
+{
+
+using namespace BaseProperties;
+
+/*!!!
+
+GraceCommand::GraceCommand(EventSelection &selection) :
+        BasicCommand(getGlobalName(),
+                     selection.getSegment(),
+                     selection.getStartTime(),
+                     getEffectiveEndTime(selection),
+                     true),
+        m_selection(&selection)
+{}
+
+timeT
+GraceCommand::getEffectiveEndTime(EventSelection &
+                                  selection)
+{
+    EventSelection::eventcontainer::iterator i =
+        selection.getSegmentEvents().end();
+    if (i == selection.getSegmentEvents().begin())
+        return selection.getEndTime();
+    --i;
+
+    Segment::iterator si = selection.getSegment().findTime
+                           ((*i)->getAbsoluteTime() + (*i)->getDuration());
+    if (si == selection.getSegment().end())
+        return selection.getEndTime();
+    else
+        return (*si)->getAbsoluteTime() + 1;
+}
+
+void
+GraceCommand::modifySegment()
+{
+    Segment &s(getSegment());
+    timeT startTime = getStartTime();
+    timeT endOfLastGraceNote = startTime;
+    int id = s.getNextId();
+
+    // first turn the selected events into grace notes
+
+    for (EventSelection::eventcontainer::iterator i =
+                m_selection->getSegmentEvents().begin();
+            i != m_selection->getSegmentEvents().end(); ++i) {
+
+        if ((*i)->isa(Note::EventType)) {
+            (*i)->set<Bool>(IS_GRACE_NOTE, true);
+            (*i)->set<Int>(BEAMED_GROUP_ID, id);
+            (*i)->set<String>(BEAMED_GROUP_TYPE, GROUP_TYPE_GRACE);
+        }
+
+        if ((*i)->getAbsoluteTime() + (*i)->getDuration() >
+                endOfLastGraceNote) {
+            endOfLastGraceNote =
+                (*i)->getAbsoluteTime() + (*i)->getDuration();
+        }
+    }
+
+    // then indicate that the following chord has grace notes
+
+    Segment::iterator i0, i1;
+    s.getTimeSlice(endOfLastGraceNote, i0, i1);
+
+    while (i0 != i1 && i0 != s.end()) {
+        if (!(*i0)->isa(Note::EventType)) {
+            ++i0;
+            continue;
+        }
+        (*i0)->set
+        <Bool>(HAS_GRACE_NOTES, true);
+        ++i0;
+    }
+}
+
+*/
+
+}