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Diffstat (limited to 'attic/muse2-oom/muse2/muse/mixer/amixer.cpp')
| -rw-r--r-- | attic/muse2-oom/muse2/muse/mixer/amixer.cpp | 732 |
1 files changed, 732 insertions, 0 deletions
diff --git a/attic/muse2-oom/muse2/muse/mixer/amixer.cpp b/attic/muse2-oom/muse2/muse/mixer/amixer.cpp new file mode 100644 index 00000000..7b7d9c93 --- /dev/null +++ b/attic/muse2-oom/muse2/muse/mixer/amixer.cpp @@ -0,0 +1,732 @@ +//========================================================= +// MusE +// Linux Music Editor +// $Id: amixer.cpp,v 1.49.2.5 2009/11/16 01:55:55 terminator356 Exp $ +// +// (C) Copyright 2000-2004 Werner Schweer (ws@seh.de) +//========================================================= + +#include <list> +#include <cmath> + +#include <QApplication> +#include <QMenuBar> +#include <QResizeEvent> +#include <QPaintEvent> +#include <QHBoxLayout> +#include <QCloseEvent> +#include <QMenu> +#include <QActionGroup> +#include <QAction> + +#include "app.h" +#include "icons.h" +#include "amixer.h" +#include "song.h" + +#include "astrip.h" +#include "mstrip.h" + +#include "gconfig.h" +#include "xml.h" + +extern QActionGroup* populateAddTrack(QMenu* addTrack); + +#define __WIDTH_COMPENSATION 4 + +//typedef std::list<Strip*> StripList; +//static StripList stripList; + + +/* +Nov 16, 2010: After making the strips variable width, we need a way to + set the maximum size of the main window. + +// See help Qt4 "Window Geometry" +// "On X11, a window does not have a frame until the window manager decorates it. +// This happens asynchronously at some point in time after calling QWidget::show() +// and the first paint event the window receives, or it does not happen at all. +// " ...you cannot make any safe assumption about the decoration frame your window will get." +// "X11 provides no standard or easy way to get the frame geometry once the window is decorated. +// Qt solves this problem with nifty heuristics and clever code that works on a wide range of +// window managers that exist today..." +// + +Sequence of events when mixer is opened, and then when a strip is added: + +ViewWidget::event type:68 // Mixer opened: +Event is QEvent::ChildAdded +ViewWidget::event type:18 +ViewWidget::event type:27 +ViewWidget::event type:131 +ScrollArea::viewportEvent type:68 +Event is QEvent::ChildAdded +ViewWidget::event type:21 +ViewWidget::event type:75 +ViewWidget::event type:70 +ScrollArea::viewportEvent type:69 +Event is QEvent::ChildPolished +child width:100 frame width:100 +ViewWidget::event type:26 +ViewWidget::event type:68 +Event is QEvent::ChildAdded +ViewWidget::event type:69 +Event is QEvent::ChildPolished +child width:100 frame width:100 // Size is not correct yet +AudioMixerApp::updateMixer other +ScrollArea::viewportEvent type:75 +ScrollArea::viewportEvent type:70 +ScrollArea::viewportEvent type:13 +ScrollArea::viewportEvent type:14 +ViewWidget::event type:70 +ViewWidget::event type:13 +ViewWidget::event type:14 +ViewWidget::event type:17 +ScrollArea::viewportEvent type:17 +ScrollArea::viewportEvent type:26 +ViewWidget::event type:67 +ScrollArea::viewportEvent type:67 +ViewWidget::event type:67 +ScrollArea::viewportEvent type:14 +ViewWidget::event type:14 +ScrollArea::viewportEvent type:74 +ViewWidget::event type:74 +ViewWidget::event type:76 +ScrollArea::viewportEvent type:76 // Layout request: +Event is QEvent::LayoutRequest +AudioMixerApp::setSizing width:75 frame width:2 +ScrollArea::viewportEvent type:14 +ViewWidget::event type:14 +ViewWidget::event type:12 // Paint event: +ViewWidget::paintEvent // By this time the size is correct. +ScrollArea::viewportEvent type:24 // But to avoid having to do the resizing +ViewWidget::event type:24 // in every paint event, do it just after +ScrollArea::viewportEvent type:14 // the layout request, as shown above. +ViewWidget::event type:14 // Hopefully that is a good time to do it. +ViewWidget::event type:12 +ViewWidget::paintEvent +ScrollArea::viewportEvent type:25 +ViewWidget::event type:25 + +ViewWidget::event type:68 // Strip is added: +Event is QEvent::ChildAdded +ViewWidget::event type:69 +Event is QEvent::ChildPolished +child width:100 frame width:100 // Size not correct yet. +ViewWidget::event type:70 +AudioMixerApp::updateMixer other +ViewWidget::event type:67 +ViewWidget::event type:76 +ScrollArea::viewportEvent type:76 +ViewWidget::event type:14 +Event is QEvent::LayoutRequest +AudioMixerApp::setSizing width:75 frame width:2 +AudioMixerApp::setSizing width:75 frame width:2 +ViewWidget::event type:12 // Size is correct by now. +ViewWidget::paintEvent +*/ + +bool ScrollArea::viewportEvent(QEvent* event) +{ + // Let it do the layout now, before we emit. + QScrollArea::viewportEvent(event); + + if(event->type() == QEvent::LayoutRequest) + emit layoutRequest(); + + return false; +} + +//--------------------------------------------------------- +// AudioMixer +// +// inputs | synthis | tracks | groups | master +//--------------------------------------------------------- + +AudioMixerApp::AudioMixerApp(QWidget* parent, MixerConfig* c) + : QMainWindow(parent) + { + cfg = c; + oldAuxsSize = 0; + routingDialog = 0; + setSizePolicy(QSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Expanding)); // TESTING Tim + setWindowTitle(cfg->name); + setWindowIcon(*museIcon); + + QMenu* menuConfig = menuBar()->addMenu(tr("&Create")); + populateAddTrack(menuConfig); + + QMenu* menuView = menuBar()->addMenu(tr("&View")); + routingId = menuView->addAction(tr("Routing"), this, SLOT(toggleRouteDialog())); + routingId->setCheckable(true); + + menuView->addSeparator(); + + QActionGroup* actionItems = new QActionGroup(this); + actionItems->setExclusive(false); + + showMidiTracksId = new QAction(tr("Show Midi Tracks"), actionItems); + showDrumTracksId = new QAction(tr("Show Drum Tracks"), actionItems); + showWaveTracksId = new QAction(tr("Show Wave Tracks"), actionItems); + + QAction *separator = new QAction(this); + separator->setSeparator(true); + actionItems->addAction(separator); + + showInputTracksId = new QAction(tr("Show Inputs"), actionItems); + showOutputTracksId = new QAction(tr("Show Outputs"), actionItems); + showGroupTracksId = new QAction(tr("Show Groups"), actionItems); + showAuxTracksId = new QAction(tr("Show Auxs"), actionItems); + showSyntiTracksId = new QAction(tr("Show Synthesizers"), actionItems); + + showMidiTracksId->setCheckable(true); + showDrumTracksId->setCheckable(true); + showWaveTracksId->setCheckable(true); + showInputTracksId->setCheckable(true); + showOutputTracksId->setCheckable(true); + showGroupTracksId->setCheckable(true); + showAuxTracksId->setCheckable(true); + showSyntiTracksId->setCheckable(true); + + //connect(menuView, SIGNAL(triggered(QAction*)), SLOT(showTracksChanged(QAction*))); + //connect(actionItems, SIGNAL(selected(QAction*)), this, SLOT(showTracksChanged(QAction*))); + connect(showMidiTracksId, SIGNAL(triggered(bool)), SLOT(showMidiTracksChanged(bool))); + connect(showDrumTracksId, SIGNAL(triggered(bool)), SLOT(showDrumTracksChanged(bool))); + connect(showWaveTracksId, SIGNAL(triggered(bool)), SLOT(showWaveTracksChanged(bool))); + connect(showInputTracksId, SIGNAL(triggered(bool)), SLOT(showInputTracksChanged(bool))); + connect(showOutputTracksId, SIGNAL(triggered(bool)), SLOT(showOutputTracksChanged(bool))); + connect(showGroupTracksId, SIGNAL(triggered(bool)), SLOT(showGroupTracksChanged(bool))); + connect(showAuxTracksId, SIGNAL(triggered(bool)), SLOT(showAuxTracksChanged(bool))); + connect(showSyntiTracksId, SIGNAL(triggered(bool)), SLOT(showSyntiTracksChanged(bool))); + + menuView->addActions(actionItems->actions()); + + ///view = new QScrollArea(); + view = new ScrollArea(); + view->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); + setCentralWidget(view); + + central = new QWidget(view); + central->setObjectName("MixerCenter"); + layout = new QHBoxLayout(); + central->setLayout(layout); + layout->setSpacing(0); + layout->setContentsMargins(0, 0, 0, 0); + layout->setSpacing(0); + view->setWidget(central); + view->setWidgetResizable(true); + + connect(view, SIGNAL(layoutRequest()), SLOT(setSizing())); + ///connect(this, SIGNAL(layoutRequest()), SLOT(setSizing())); + + connect(song, SIGNAL(songChanged(int)), SLOT(songChanged(int))); + connect(muse, SIGNAL(configChanged()), SLOT(configChanged())); + song->update(); // calls update mixer + } + +/* +bool AudioMixerApp::event(QEvent* event) +{ + printf("AudioMixerApp::event type:%d\n", event->type()); // REMOVE Tim. + + // Let it do the layout now, before we emit. + QMainWindow::event(event); + + if(event->type() == QEvent::LayoutRequest) + emit layoutRequest(); + + return false; +} +*/ + +void AudioMixerApp::setSizing() +{ + int w = 0; + StripList::iterator si = stripList.begin(); + for (; si != stripList.end(); ++si) + { + //w += (*si)->frameGeometry().width(); + //Strip* s = *si; + //printf("AudioMixerApp::setSizing width:%d frame width:%d\n", s->width(), s->frameWidth()); // REMOVE Tim + //w += s->width() + 2 * (s->frameWidth() + s->lineWidth() + s->midLineWidth()); + //w += s->width() + 2 * s->frameWidth(); + w += (*si)->width(); + } + + //w += 2* style()->pixelMetric(QStyle::PM_DefaultFrameWidth); + // FIXME: When mixer first opened, frameSize is not correct yet, done after main window shown. + w += frameSize().width() - width(); + + if(w < 40) + w = 40; + setMaximumWidth(w); + if(stripList.size() <= 6) + view->setMinimumWidth(w); +} + +//--------------------------------------------------------- +// addStrip +//--------------------------------------------------------- + +void AudioMixerApp::addStrip(Track* t, int idx) + { + StripList::iterator si = stripList.begin(); + for (int i = 0; i < idx; ++i) { + if (si != stripList.end()) + ++si; + } + if (si != stripList.end() && (*si)->getTrack() == t) + return; + + std::list<Strip*>::iterator nsi = si; + ++nsi; + if (si != stripList.end() + && nsi != stripList.end() + && (*nsi)->getTrack() == t) { + layout->removeWidget(*si); + delete *si; + stripList.erase(si); + } + else { + Strip* strip; + if (t->isMidiTrack()) + { + strip = new MidiStrip(central, (MidiTrack*)t); + } + else + { + strip = new AudioStrip(central, (AudioTrack*)t); + } + switch(t->type()) {/*{{{*/ + case Track::AUDIO_OUTPUT: + strip->setObjectName("MixerAudioOutStrip"); + break; + case Track::AUDIO_GROUP: + strip->setObjectName("MixerAudioGroupStrip"); + break; + case Track::AUDIO_AUX: + strip->setObjectName("MixerAuxStrip"); + break; + case Track::WAVE: + strip->setObjectName("MixerWaveStrip"); + break; + case Track::AUDIO_INPUT: + strip->setObjectName("MixerAudioInStrip"); + break; + case Track::AUDIO_SOFTSYNTH: + strip->setObjectName("MixerSynthStrip"); + break; + case Track::MIDI: + case Track::DRUM: + { + strip->setObjectName("MidiTrackStrip"); + } + break; + }/*}}}*/ + layout->insertWidget(idx, strip); + stripList.insert(si, strip); + strip->show(); + } + } + +//--------------------------------------------------------- +// clear +//--------------------------------------------------------- + +void AudioMixerApp::clear() + { + StripList::iterator si = stripList.begin(); + for (; si != stripList.end(); ++si) { + layout->removeWidget(*si); + delete *si; + } + stripList.clear(); + oldAuxsSize = -1; + } + +//--------------------------------------------------------- +// updateMixer +//--------------------------------------------------------- + +void AudioMixerApp::updateMixer(UpdateAction action) + { + //printf("AudioMixerApp::updateMixer action:%d\n", action); + + //name = cfg->name; + //setCaption(name); + setWindowTitle(cfg->name); + + showMidiTracksId->setChecked(cfg->showMidiTracks); + showDrumTracksId->setChecked(cfg->showDrumTracks); + showInputTracksId->setChecked(cfg->showInputTracks); + showOutputTracksId->setChecked(cfg->showOutputTracks); + showWaveTracksId->setChecked(cfg->showWaveTracks); + showGroupTracksId->setChecked(cfg->showGroupTracks); + showAuxTracksId->setChecked(cfg->showAuxTracks); + showSyntiTracksId->setChecked(cfg->showSyntiTracks); + + int auxsSize = song->auxs()->size(); + if ((action == UPDATE_ALL) || (auxsSize != oldAuxsSize)) { + clear(); + oldAuxsSize = auxsSize; + } + else if (action == STRIP_REMOVED) + { + StripList::iterator si = stripList.begin(); + for (; si != stripList.end();) { + Track* track = (*si)->getTrack(); + TrackList* tl = song->tracks(); + iTrack it; + for (it = tl->begin(); it != tl->end(); ++it) { + if (*it == track) + break; + } + StripList::iterator ssi = si; + ++si; + if (it != tl->end()) + continue; + layout->removeWidget(*ssi); + delete *ssi; + stripList.erase(ssi); + } + + //printf("AudioMixerApp::updateMixer STRIP_REMOVED\n"); // REMOVE Tim + + //setMaximumWidth(STRIP_WIDTH * stripList.size() + __WIDTH_COMPENSATION); +/// int w = computeWidth(); +/// setMaximumWidth(w); +/// if (stripList.size() < 8) + // view->setMinimumWidth(stripList.size() * STRIP_WIDTH + __WIDTH_COMPENSATION); +/// view->setMinimumWidth(w); + + return; + } + // Added by Tim. p3.3.7 + else if (action == UPDATE_MIDI) + { + int i = 0; + int idx = -1; + StripList::iterator si = stripList.begin(); + for (; si != stripList.end(); ++i) + { + Track* track = (*si)->getTrack(); + if(!track->isMidiTrack()) + { + ++si; + continue; + } + + if(idx == -1) + idx = i; + + StripList::iterator ssi = si; + ++si; + layout->removeWidget(*ssi); + delete *ssi; + stripList.erase(ssi); + } + + if(idx == -1) + idx = 0; + + //--------------------------------------------------- + // generate Midi channel/port Strips + //--------------------------------------------------- + + MidiTrackList* mtl = song->midis(); + for (iMidiTrack i = mtl->begin(); i != mtl->end(); ++i) + { + MidiTrack* mt = *i; + if((mt->type() == Track::MIDI && cfg->showMidiTracks) || (mt->type() == Track::DRUM && cfg->showDrumTracks)) + addStrip(*i, idx++); + } + + //printf("AudioMixerApp::updateMixer UPDATE_MIDI\n"); // REMOVE Tim + + //setMaximumWidth(STRIP_WIDTH * stripList.size() + __WIDTH_COMPENSATION); +/// int w = computeWidth(); +/// setMaximumWidth(w); +/// if (stripList.size() < 8) + // view->setMinimumWidth(stripList.size() * STRIP_WIDTH + __WIDTH_COMPENSATION); +/// view->setMinimumWidth(w); + return; + } + + int idx = 0; + //--------------------------------------------------- + // generate Input Strips + //--------------------------------------------------- + + if(cfg->showInputTracks) + { + InputList* itl = song->inputs(); + for (iAudioInput i = itl->begin(); i != itl->end(); ++i) + addStrip(*i, idx++); + } + + //--------------------------------------------------- + // Synthesizer Strips + //--------------------------------------------------- + + if(cfg->showSyntiTracks) + { + SynthIList* sl = song->syntis(); + for (iSynthI i = sl->begin(); i != sl->end(); ++i) + addStrip(*i, idx++); + } + + //--------------------------------------------------- + // generate Wave Track Strips + //--------------------------------------------------- + + if(cfg->showWaveTracks) + { + WaveTrackList* wtl = song->waves(); + for (iWaveTrack i = wtl->begin(); i != wtl->end(); ++i) + addStrip(*i, idx++); + } + + //--------------------------------------------------- + // generate Midi channel/port Strips + //--------------------------------------------------- + + MidiTrackList* mtl = song->midis(); + for (iMidiTrack i = mtl->begin(); i != mtl->end(); ++i) + { + MidiTrack* mt = *i; + if((mt->type() == Track::MIDI && cfg->showMidiTracks) || (mt->type() == Track::DRUM && cfg->showDrumTracks)) + addStrip(*i, idx++); + } + + //--------------------------------------------------- + // Groups + //--------------------------------------------------- + + if(cfg->showGroupTracks) + { + GroupList* gtl = song->groups(); + for (iAudioGroup i = gtl->begin(); i != gtl->end(); ++i) + addStrip(*i, idx++); + } + + //--------------------------------------------------- + // Aux + //--------------------------------------------------- + + if(cfg->showAuxTracks) + { + AuxList* al = song->auxs(); + for (iAudioAux i = al->begin(); i != al->end(); ++i) + addStrip(*i, idx++); + } + + //--------------------------------------------------- + // Master + //--------------------------------------------------- + + if(cfg->showOutputTracks) + { + OutputList* otl = song->outputs(); + for (iAudioOutput i = otl->begin(); i != otl->end(); ++i) + addStrip(*i, idx++); + } + + //printf("AudioMixerApp::updateMixer other\n"); // REMOVE Tim + + //setMaximumWidth(STRIP_WIDTH * idx + __WIDTH_COMPENSATION); +/// int w = computeWidth(); +/// setMaximumWidth(w); +/// if (idx < 8) + // view->setMinimumWidth(idx * STRIP_WIDTH + __WIDTH_COMPENSATION); +/// view->setMinimumWidth(w); + } + +//--------------------------------------------------------- +// configChanged +//--------------------------------------------------------- + +void AudioMixerApp::configChanged() +{ + songChanged(SC_CONFIG); +} + +//--------------------------------------------------------- +// songChanged +//--------------------------------------------------------- + +void AudioMixerApp::songChanged(int flags) + { + // Is it simply a midi controller value adjustment? Forget it. + if(flags == SC_MIDI_CONTROLLER) + return; + + UpdateAction action = NO_UPDATE; + if (flags == -1) + action = UPDATE_ALL; + else if (flags & SC_TRACK_REMOVED) + action = STRIP_REMOVED; + else if (flags & SC_TRACK_INSERTED) + action = STRIP_INSERTED; + else if (flags & SC_MIDI_TRACK_PROP) + action = UPDATE_MIDI; + if (action != NO_UPDATE) + updateMixer(action); + if (action != UPDATE_ALL) { + StripList::iterator si = stripList.begin(); + for (; si != stripList.end(); ++si) { + (*si)->songChanged(flags); + } + } + } + +//--------------------------------------------------------- +// closeEvent +//--------------------------------------------------------- + +void AudioMixerApp::closeEvent(QCloseEvent* e) + { + emit closed(); + e->accept(); + } + +//--------------------------------------------------------- +// toggleRouteDialog +//--------------------------------------------------------- + +void AudioMixerApp::toggleRouteDialog() + { + showRouteDialog(routingId->isChecked()); + } + +//--------------------------------------------------------- +// showRouteDialog +//--------------------------------------------------------- + +void AudioMixerApp::showRouteDialog(bool on) + { + if (on && routingDialog == 0) { + routingDialog = new RouteDialog(this); + connect(routingDialog, SIGNAL(closed()), SLOT(routingDialogClosed())); + } + if (routingDialog) + routingDialog->setVisible(on); + //menuView->setItemChecked(routingId, on); + routingId->setChecked(on); + } + +//--------------------------------------------------------- +// routingDialogClosed +//--------------------------------------------------------- + +void AudioMixerApp::routingDialogClosed() + { + routingId->setChecked(false); + } + +//--------------------------------------------------------- +// showTracksChanged +//--------------------------------------------------------- + +/* +void AudioMixerApp::showTracksChanged(QAction* id) + { + bool val = id->isOn(); + if (id == showMidiTracksId) + cfg->showMidiTracks = val; + else if (id == showDrumTracksId) + cfg->showDrumTracks = val; + else if (id == showInputTracksId) + cfg->showInputTracks = val; + else if (id == showOutputTracksId) + cfg->showOutputTracks = val; + else if (id == showWaveTracksId) + cfg->showWaveTracks = val; + else if (id == showGroupTracksId) + cfg->showGroupTracks = val; + else if (id == showAuxTracksId) + cfg->showAuxTracks = val; + else if (id == showSyntiTracksId) + cfg->showSyntiTracks = val; + updateMixer(UPDATE_ALL); + } +*/ + +void AudioMixerApp::showMidiTracksChanged(bool v) +{ + cfg->showMidiTracks = v; + updateMixer(UPDATE_ALL); +} + +void AudioMixerApp::showDrumTracksChanged(bool v) +{ + cfg->showDrumTracks = v; + updateMixer(UPDATE_ALL); +} + +void AudioMixerApp::showWaveTracksChanged(bool v) +{ + cfg->showWaveTracks = v; + updateMixer(UPDATE_ALL); +} + +void AudioMixerApp::showInputTracksChanged(bool v) +{ + cfg->showInputTracks = v; + updateMixer(UPDATE_ALL); +} + +void AudioMixerApp::showOutputTracksChanged(bool v) +{ + cfg->showOutputTracks = v; + updateMixer(UPDATE_ALL); +} + +void AudioMixerApp::showGroupTracksChanged(bool v) +{ + cfg->showGroupTracks = v; + updateMixer(UPDATE_ALL); +} + +void AudioMixerApp::showAuxTracksChanged(bool v) +{ + cfg->showAuxTracks = v; + updateMixer(UPDATE_ALL); +} + +void AudioMixerApp::showSyntiTracksChanged(bool v) +{ + cfg->showSyntiTracks = v; + updateMixer(UPDATE_ALL); +} + +//--------------------------------------------------------- +// write +//--------------------------------------------------------- + +//void AudioMixerApp::write(Xml& xml, const char* name) +void AudioMixerApp::write(int level, Xml& xml) +//void AudioMixerApp::write(int level, Xml& xml, const char* name) + { + //xml.stag(QString(name)); + //xml.tag(level++, name.toLatin1()); + xml.tag(level++, "Mixer"); + + xml.strTag(level, "name", cfg->name); + + //xml.tag("geometry", geometry()); + xml.qrectTag(level, "geometry", geometry()); + + xml.intTag(level, "showMidiTracks", cfg->showMidiTracks); + xml.intTag(level, "showDrumTracks", cfg->showDrumTracks); + xml.intTag(level, "showInputTracks", cfg->showInputTracks); + xml.intTag(level, "showOutputTracks", cfg->showOutputTracks); + xml.intTag(level, "showWaveTracks", cfg->showWaveTracks); + xml.intTag(level, "showGroupTracks", cfg->showGroupTracks); + xml.intTag(level, "showAuxTracks", cfg->showAuxTracks); + xml.intTag(level, "showSyntiTracks", cfg->showSyntiTracks); + + //xml.etag(name); + //xml.etag(level, name.toLatin1()); + xml.etag(level, "Mixer"); + } + |