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//=============================================================================
// 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 "midirc.h"
#include "song.h"
#include "midi.h"
MidiRCList midiRCList;
//---------------------------------------------------------
// isActive
//---------------------------------------------------------
bool MidiRCList::isActive(int action)
{
for (iMidiRC i = begin(); i != end(); ++i) {
if (i->action == action)
return true;
}
return false;
}
//---------------------------------------------------------
// setAction
//---------------------------------------------------------
void MidiRCList::setAction(const MidiEvent& e, int action)
{
//
// TODO: check for already used events
//
for (iMidiRC i = begin(); i != end(); ++i) {
if (i->action == action) {
// printf("replace action %d: ", action);
// i->event.dump();
i->event = e;
return;
}
}
push_back(MidiRC(e, action));
// printf("add action %d: ", action);
e.dump();
}
//---------------------------------------------------------
// emitAction
//---------------------------------------------------------
void MidiRCList::emitAction(int action) const
{
// printf("emit action %d\n", action);
switch(action) {
case RC_STOP:
song->setStop(true);
break;
case RC_PLAY:
song->setPlay(true);
break;
case RC_RECORD:
song->setRecord(true);
break;
case RC_GOTO_LEFT_MARK:
song->setPos(0, song->lpos(), true, true, true);
break;
}
}
//---------------------------------------------------------
// doAction
// emit action associated with event e
// return true if action found
//---------------------------------------------------------
bool MidiRCList::doAction(const MidiEvent& e)
{
// printf("MidiRCList::doAction ");
// e.dump();
for (iMidiRC i = begin(); i != end(); ++i) {
if ((i->event.type()& 0xf0) == (e.type() & 0xf0)) {
//
// for note on events only compare pitch, not velocity
// ignore note off events (note on with velicity zero
//
if ((e.type() == ME_NOTEON)
&& i->event.dataA() == e.dataA()
&& e.dataB() != 0) {
emitAction(i->action);
return true;
}
//
// compare controller and controller value
// TODO: maybe we need a special option to
// ignore the controller value
//
if ((e.type() == ME_CONTROLLER)
&& i->event.dataA() == e.dataA()
&& i->event.dataB() == e.dataB()) {
emitAction(i->action);
return true;
}
}
}
return false;
}
//---------------------------------------------------------
// read
//---------------------------------------------------------
void MidiRCList::read(QDomNode node)
{
int action = 0;
MidiEvent event;
for (node = node.firstChild(); !node.isNull(); node = node.nextSibling()) {
QDomElement e = node.toElement();
if (e.isNull())
continue;
if (e.tagName() == "action") {
action = e.attribute("id", "0").toInt();
for (QDomNode n = node.firstChild(); !n.isNull(); n = n.nextSibling()) {
QDomElement e1 = node.toElement();
if (e1.isNull())
continue;
if (e1.tagName() == "noteOn") {
event.setType(ME_NOTEON);
event.setA(e1.attribute("pitch","0").toInt());
}
else if (e1.tagName() == "controller") {
event.setType(ME_CONTROLLER);
event.setA(e1.attribute("no","0").toInt());
event.setB(e1.attribute("val","0").toInt());
}
else
printf("MusE:midiRC:action: unknown tag %s\n", e1.tagName().toLatin1().data());
}
setAction(event, action);
}
else
printf("MusE:midiRC: unknown tag %s\n", e.tagName().toLatin1().data());
}
}
//---------------------------------------------------------
// write
//---------------------------------------------------------
void MidiRCList::write(Xml& xml)
{
xml.stag("midiRC");
for (iMidiRC i = begin(); i != end(); ++i) {
xml.stag(QString("action id=\"%1\"").arg(i->action));
if (i->event.type() == ME_NOTEON)
xml.stag(QString("noteOn pitch=\"%1\"").arg(i->event.dataA()));
else if (i->event.type() == ME_CONTROLLER)
xml.stag(QString("controller no=\"%1\" val=\"%2\"")
.arg(i->event.dataA()).arg(i->event.dataB()));
else
printf("remote event type %d not supported\n", i->event.type());
xml.etag("action");
}
xml.etag("midiRC");
}
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