1 files changed, 437 insertions, 0 deletions
diff --git a/src/gui/editors/parameters/AudioInstrumentParameterPanel.cpp b/src/gui/editors/parameters/AudioInstrumentParameterPanel.cpp
new file mode 100644
index 0000000..44a202b
--- /dev/null
+++ b/src/gui/editors/parameters/AudioInstrumentParameterPanel.cpp
@@ -0,0 +1,437 @@
+/* -*- 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 "AudioInstrumentParameterPanel.h"
+#include <qlayout.h>
+#include <kapplication.h>
+
+#include <klocale.h>
+#include "misc/Debug.h"
+#include "misc/Strings.h"
+#include "base/AudioPluginInstance.h"
+#include "base/Instrument.h"
+#include "base/MidiProgram.h"
+#include "document/RosegardenGUIDoc.h"
+#include "gui/studio/AudioPluginManager.h"
+#include "gui/studio/AudioPlugin.h"
+#include "gui/studio/StudioControl.h"
+#include "gui/widgets/AudioFaderBox.h"
+#include "gui/widgets/AudioVUMeter.h"
+#include "gui/widgets/Fader.h"
+#include "gui/widgets/Rotary.h"
+#include "gui/widgets/AudioRouteMenu.h"
+#include "InstrumentParameterPanel.h"
+#include "sound/MappedCommon.h"
+#include "sound/MappedStudio.h"
+#include <qcolor.h>
+#include <qframe.h>
+#include <qlabel.h>
+#include <qpalette.h>
+#include <qpixmap.h>
+#include <qpushbutton.h>
+#include <qstring.h>
+#include <qtooltip.h>
+#include <qwidget.h>
+#include <qsignalmapper.h>
+
+
+namespace Rosegarden
+{
+
+void
+AudioInstrumentParameterPanel::slotSelectAudioLevel(float dB)
+{
+    if (m_selectedInstrument == 0)
+        return ;
+
+    if (m_selectedInstrument->getType() == Instrument::Audio ||
+            m_selectedInstrument->getType() == Instrument::SoftSynth) {
+        m_selectedInstrument->setLevel(dB);
+
+        StudioControl::setStudioObjectProperty
+        (MappedObjectId(m_selectedInstrument->getMappedId()),
+         MappedAudioFader::FaderLevel,
+         MappedObjectValue(dB));
+    }
+
+    emit updateAllBoxes();
+    emit instrumentParametersChanged(m_selectedInstrument->getId());
+}
+
+void
+AudioInstrumentParameterPanel::slotSelectAudioRecordLevel(float dB)
+{
+    if (m_selectedInstrument == 0)
+        return ;
+
+    //    std::cerr << "AudioInstrumentParameterPanel::slotSelectAudioRecordLevel("
+    //	      << dB << ")" << std::endl;
+
+    if (m_selectedInstrument->getType() == Instrument::Audio) {
+        m_selectedInstrument->setRecordLevel(dB);
+
+        StudioControl::setStudioObjectProperty
+        (MappedObjectId(m_selectedInstrument->getMappedId()),
+         MappedAudioFader::FaderRecordLevel,
+         MappedObjectValue(dB));
+
+        emit updateAllBoxes();
+        emit instrumentParametersChanged(m_selectedInstrument->getId());
+    }
+}
+
+void
+AudioInstrumentParameterPanel::slotPluginSelected(InstrumentId instrumentId,
+        int index, int plugin)
+{
+    if (!m_selectedInstrument ||
+            instrumentId != m_selectedInstrument->getId())
+        return ;
+
+    RG_DEBUG << "AudioInstrumentParameterPanel::slotPluginSelected - "
+    << "instrument = " << instrumentId
+    << ", index = " << index
+    << ", plugin = " << plugin << endl;
+
+    QColor pluginBackgroundColour = Qt::black;
+    bool bypassed = false;
+
+    QPushButton *button = 0;
+    QString noneText;
+
+    // updates synth gui button &c:
+    m_audioFader->slotSetInstrument(&m_doc->getStudio(), m_selectedInstrument);
+
+    if (index == (int)Instrument::SYNTH_PLUGIN_POSITION) {
+        button = m_audioFader->m_synthButton;
+        noneText = i18n("<no synth>");
+    } else {
+        button = m_audioFader->m_plugins[index];
+        noneText = i18n("<no plugin>");
+    }
+
+    if (!button)
+        return ;
+
+    if (plugin == -1) {
+
+        button->setText(noneText);
+        QToolTip::add
+            (button, noneText);
+
+    } else {
+
+        AudioPlugin *pluginClass = m_doc->getPluginManager()->getPlugin(plugin);
+
+        if (pluginClass) {
+            button->setText(pluginClass->getLabel());
+
+            QToolTip::add
+                (button, pluginClass->getLabel());
+
+            pluginBackgroundColour = pluginClass->getColour();
+        }
+    }
+
+    AudioPluginInstance *inst =
+        m_selectedInstrument->getPlugin(index);
+
+    if (inst)
+        bypassed = inst->isBypassed();
+
+    setButtonColour(index, bypassed, pluginBackgroundColour);
+
+    if (index == (int)Instrument::SYNTH_PLUGIN_POSITION) {
+        emit changeInstrumentLabel(instrumentId, button->text());
+    }
+}
+
+void
+AudioInstrumentParameterPanel::slotPluginBypassed(InstrumentId instrumentId,
+        int pluginIndex, bool bp)
+{
+    if (!m_selectedInstrument ||
+            instrumentId != m_selectedInstrument->getId())
+        return ;
+
+    AudioPluginInstance *inst =
+        m_selectedInstrument->getPlugin(pluginIndex);
+
+    QColor backgroundColour = Qt::black; // default background colour
+
+    if (inst && inst->isAssigned()) {
+        AudioPlugin *pluginClass
+        = m_doc->getPluginManager()->getPlugin(
+              m_doc->getPluginManager()->
+              getPositionByIdentifier(inst->getIdentifier().c_str()));
+
+        /// Set the colour on the button
+        //
+        if (pluginClass)
+            backgroundColour = pluginClass->getColour();
+    }
+
+    setButtonColour(pluginIndex, bp, backgroundColour);
+}
+
+void
+AudioInstrumentParameterPanel::setButtonColour(
+    int pluginIndex, bool bypassState, const QColor &colour)
+{
+    RG_DEBUG << "AudioInstrumentParameterPanel::setButtonColour "
+    << "pluginIndex = " << pluginIndex
+    << ", bypassState = " << bypassState
+    << ", rgb = " << colour.name() << endl;
+
+    QPushButton *button = 0;
+
+    if (pluginIndex == Instrument::SYNTH_PLUGIN_POSITION) {
+        button = m_audioFader->m_synthButton;
+    } else {
+        button = m_audioFader->m_plugins[pluginIndex];
+    }
+
+    if (!button)
+        return ;
+
+    // Set the bypass colour on the plugin button
+    if (bypassState) {
+        button->
+        setPaletteForegroundColor(kapp->palette().
+                                  color(QPalette::Active, QColorGroup::Button));
+
+        button->
+        setPaletteBackgroundColor(kapp->palette().
+                                  color(QPalette::Active, QColorGroup::ButtonText));
+    } else if (colour == Qt::black) {
+        button->
+        setPaletteForegroundColor(kapp->palette().
+                                  color(QPalette::Active, QColorGroup::ButtonText));
+
+        button->
+        setPaletteBackgroundColor(kapp->palette().
+                                  color(QPalette::Active, QColorGroup::Button));
+    } else {
+        button->
+        setPaletteForegroundColor(Qt::white);
+
+        button->
+        setPaletteBackgroundColor(colour);
+    }
+}
+
+AudioInstrumentParameterPanel::AudioInstrumentParameterPanel(RosegardenGUIDoc* doc, QWidget* parent)
+        : InstrumentParameterPanel(doc, parent),
+        m_audioFader(new AudioFaderBox(this))
+{
+    QGridLayout *gridLayout = new QGridLayout(this, 3, 2, 5, 5);
+
+    // Instrument label : first row, all cols
+    gridLayout->addMultiCellWidget(m_instrumentLabel, 0, 0, 0, 1, AlignCenter);
+
+    // fader and connect it
+    gridLayout->addMultiCellWidget(m_audioFader, 1, 1, 0, 1);
+
+    gridLayout->setRowStretch(2, 1);
+
+    connect(m_audioFader, SIGNAL(audioChannelsChanged(int)),
+            this, SLOT(slotAudioChannels(int)));
+
+    connect(m_audioFader->m_signalMapper, SIGNAL(mapped(int)),
+            this, SLOT(slotSelectPlugin(int)));
+
+    connect(m_audioFader->m_fader, SIGNAL(faderChanged(float)),
+            this, SLOT(slotSelectAudioLevel(float)));
+
+    connect(m_audioFader->m_recordFader, SIGNAL(faderChanged(float)),
+            this, SLOT(slotSelectAudioRecordLevel(float)));
+
+    connect(m_audioFader->m_pan, SIGNAL(valueChanged(float)),
+            this, SLOT(slotSetPan(float)));
+
+    connect(m_audioFader->m_audioOutput, SIGNAL(changed()),
+            this, SLOT(slotAudioRoutingChanged()));
+
+    connect(m_audioFader->m_audioInput, SIGNAL(changed()),
+            this, SLOT(slotAudioRoutingChanged()));
+
+    connect(m_audioFader->m_synthButton, SIGNAL(clicked()),
+            this, SLOT(slotSynthButtonClicked()));
+
+    connect(m_audioFader->m_synthGUIButton, SIGNAL(clicked()),
+            this, SLOT(slotSynthGUIButtonClicked()));
+}
+
+void
+AudioInstrumentParameterPanel::slotSynthButtonClicked()
+{
+    slotSelectPlugin(Instrument::SYNTH_PLUGIN_POSITION);
+}
+
+void
+AudioInstrumentParameterPanel::slotSynthGUIButtonClicked()
+{
+    emit showPluginGUI(m_selectedInstrument->getId(),
+                       Instrument::SYNTH_PLUGIN_POSITION);
+}
+
+void
+AudioInstrumentParameterPanel::slotSetPan(float pan)
+{
+    RG_DEBUG << "AudioInstrumentParameterPanel::slotSetPan - "
+    << "pan = " << pan << endl;
+
+    StudioControl::setStudioObjectProperty
+    (MappedObjectId(m_selectedInstrument->getMappedId()),
+     MappedAudioFader::Pan,
+     MappedObjectValue(pan));
+
+    m_selectedInstrument->setPan(MidiByte(pan + 100.0));
+    emit instrumentParametersChanged(m_selectedInstrument->getId());
+}
+
+void
+AudioInstrumentParameterPanel::setAudioMeter(float dBleft, float dBright,
+        float recDBleft, float recDBright)
+{
+    //    RG_DEBUG << "AudioInstrumentParameterPanel::setAudioMeter: (" << dBleft
+    //	     << "," << dBright << ")" << endl;
+
+    if (m_selectedInstrument) {
+        // Always set stereo, because we have to reflect what's happening
+        // with the pan setting even on mono tracks
+        m_audioFader->m_vuMeter->setLevel(dBleft, dBright);
+        m_audioFader->m_vuMeter->setRecordLevel(recDBleft, recDBright);
+    }
+}
+
+void
+AudioInstrumentParameterPanel::setupForInstrument(Instrument* instrument)
+{
+    blockSignals(true);
+
+    m_selectedInstrument = instrument;
+
+    m_instrumentLabel->setText(strtoqstr(instrument->getName()));
+
+    m_audioFader->m_recordFader->setFader(instrument->getRecordLevel());
+    m_audioFader->m_fader->setFader(instrument->getLevel());
+
+    m_audioFader->slotSetInstrument(&m_doc->getStudio(), instrument);
+
+    int start = 0;
+
+    if (instrument->getType() == Instrument::SoftSynth)
+        start = -1;
+
+    for (int i = start; i < int(m_audioFader->m_plugins.size()); i++) {
+        int index;
+        QPushButton *button;
+        QString noneText;
+
+        if (i == -1) {
+            index = Instrument::SYNTH_PLUGIN_POSITION;
+            button = m_audioFader->m_synthButton;
+            noneText = i18n("<no synth>");
+        } else {
+            index = i;
+            button = m_audioFader->m_plugins[i];
+            noneText = i18n("<no plugin>");
+        }
+
+        button->show();
+
+        AudioPluginInstance *inst = instrument->getPlugin(index);
+
+        if (inst && inst->isAssigned()) {
+            AudioPlugin *pluginClass
+            = m_doc->getPluginManager()->getPlugin(
+                  m_doc->getPluginManager()->
+                  getPositionByIdentifier(inst->getIdentifier().c_str()));
+
+            if (pluginClass) {
+                button->setText(pluginClass->getLabel());
+                QToolTip::add
+                    (button, pluginClass->getLabel());
+                setButtonColour(index, inst->isBypassed(),
+                                pluginClass->getColour());
+            }
+        } else {
+            button->setText(noneText);
+            QToolTip::add
+                (button, noneText);
+            setButtonColour(index, inst ? inst->isBypassed() : false, Qt::black);
+        }
+    }
+
+    // Set the number of channels on the fader widget
+    //
+    m_audioFader->setAudioChannels(instrument->getAudioChannels());
+
+    // Pan - adjusted backwards
+    //
+    m_audioFader->m_pan->setPosition(instrument->getPan() - 100);
+
+    // Tell fader box whether to include e.g. audio input selection
+    //
+    m_audioFader->setIsSynth(instrument->getType() == Instrument::SoftSynth);
+
+    blockSignals(false);
+}
+
+void
+AudioInstrumentParameterPanel::slotAudioChannels(int channels)
+{
+    RG_DEBUG << "AudioInstrumentParameterPanel::slotAudioChannels - "
+    << "channels = " << channels << endl;
+
+    m_selectedInstrument->setAudioChannels(channels);
+
+    StudioControl::setStudioObjectProperty
+    (MappedObjectId(m_selectedInstrument->getMappedId()),
+     MappedAudioFader::Channels,
+     MappedObjectValue(channels));
+
+    emit instrumentParametersChanged(m_selectedInstrument->getId());
+
+}
+
+void
+AudioInstrumentParameterPanel::slotAudioRoutingChanged()
+{
+    if (m_selectedInstrument)
+        emit instrumentParametersChanged(m_selectedInstrument->getId());
+}
+
+void
+AudioInstrumentParameterPanel::slotSelectPlugin(int index)
+{
+    if (m_selectedInstrument) {
+        emit selectPlugin(0, m_selectedInstrument->getId(), index);
+    }
+}
+
+}
+#include "AudioInstrumentParameterPanel.moc"