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#include <qvalidator.h> |
#include <qvalidator.h> |
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#include <qmessagebox.h> |
#include <qmessagebox.h> |
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#include <qdragobject.h> |
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#include <qfileinfo.h> |
#include <qfileinfo.h> |
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#include <qtooltip.h> |
#include <qtooltip.h> |
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#include <qpopupmenu.h> |
#include <qpopupmenu.h> |
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#include <qobjectlist.h> |
#include <qobjectlist.h> |
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#include <qurl.h> |
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#include <math.h> |
#include <math.h> |
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#include "config.h" |
#include "config.h" |
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// Channel status/usage usage limit control. |
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#define QSAMPLER_ERROR_LIMIT 3 |
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// Kind of constructor. |
// Kind of constructor. |
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void qsamplerChannelStrip::init (void) |
void qsamplerChannelStrip::init (void) |
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// Initialize locals. |
// Initialize locals. |
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m_pChannel = NULL; |
m_pChannel = NULL; |
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m_iDirtyChange = 0; |
m_iDirtyChange = 0; |
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m_iErrorCount = 0; |
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// Try to restore normal window positioning. |
// Try to restore normal window positioning. |
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adjustSize(); |
adjustSize(); |
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} |
} |
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// Drag'n'drop file handler. |
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bool qsamplerChannelStrip::decodeDragFile ( const QMimeSource *pEvent, QString& sInstrumentFile ) |
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{ |
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if (m_pChannel == NULL) |
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return false; |
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if (QTextDrag::canDecode(pEvent)) { |
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QString sText; |
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if (QTextDrag::decode(pEvent, sText)) { |
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QStringList files = QStringList::split('\n', sText); |
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for (QStringList::Iterator iter = files.begin(); iter != files.end(); iter++) { |
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*iter = QUrl((*iter).stripWhiteSpace().replace(QRegExp("^file:"), QString::null)).path(); |
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if (qsamplerChannel::isInstrumentFile(*iter)) { |
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sInstrumentFile = *iter; |
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return true; |
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} |
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} |
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} |
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} |
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// Fail. |
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return false; |
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} |
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// Window drag-n-drop event handlers. |
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void qsamplerChannelStrip::dragEnterEvent ( QDragEnterEvent* pDragEnterEvent ) |
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{ |
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QString sInstrumentFile; |
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pDragEnterEvent->accept(decodeDragFile(pDragEnterEvent, sInstrumentFile)); |
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} |
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void qsamplerChannelStrip::dropEvent ( QDropEvent* pDropEvent ) |
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{ |
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QString sInstrumentFile; |
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if (decodeDragFile(pDropEvent, sInstrumentFile)) { |
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// Go and set the dropped instrument filename... |
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m_pChannel->setInstrument(sInstrumentFile, 0); |
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// Open up the channel dialog. |
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channelSetup(); |
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} |
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} |
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// Channel strip setup formal initializer. |
// Channel strip setup formal initializer. |
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void qsamplerChannelStrip::setup ( qsamplerChannel *pChannel ) |
void qsamplerChannelStrip::setup ( qsamplerChannel *pChannel ) |
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{ |
{ |
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// Stabilize this around. |
// Stabilize this around. |
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updateChannelInfo(); |
updateChannelInfo(); |
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// We'll accept drops from now on... |
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if (m_pChannel) |
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setAcceptDrops(true); |
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} |
} |
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// Channel secriptor accessor. |
// Channel secriptor accessor. |
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pLabel->setPaletteBackgroundPixmap(pm); |
pLabel->setPaletteBackgroundPixmap(pm); |
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delete pList; |
delete pList; |
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} |
} |
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// And this standalone too. |
// And this standalone too. |
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StreamVoiceCountTextLabel->setPaletteBackgroundPixmap(pm); |
StreamVoiceCountTextLabel->setPaletteBackgroundPixmap(pm); |
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} |
} |
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// Maximum volume slider accessors. |
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void qsamplerChannelStrip::setMaxVolume ( int iMaxVolume ) |
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{ |
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m_iDirtyChange++; |
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VolumeSlider->setRange(0, iMaxVolume); |
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VolumeSpinBox->setRange(0, iMaxVolume); |
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m_iDirtyChange--; |
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} |
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// Channel setup dialog slot. |
// Channel setup dialog slot. |
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bool qsamplerChannelStrip::channelSetup (void) |
bool qsamplerChannelStrip::channelSetup (void) |
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{ |
{ |
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bool bResult = m_pChannel->channelSetup(this); |
if (m_pChannel == NULL) |
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return false; |
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// Invoke the channel setup dialog. |
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bool bResult = m_pChannel->channelSetup(this); |
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// Notify that this channel has changed. |
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if (bResult) |
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emit channelChanged(this); |
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if (bResult) |
return bResult; |
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emit channelChanged(this); |
} |
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// Channel mute slot. |
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bool qsamplerChannelStrip::channelMute ( bool bMute ) |
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{ |
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if (m_pChannel == NULL) |
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return false; |
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// Invoke the channel mute method. |
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bool bResult = m_pChannel->setChannelMute(bMute); |
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// Notify that this channel has changed. |
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if (bResult) |
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emit channelChanged(this); |
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return bResult; |
return bResult; |
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} |
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// Channel solo slot. |
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bool qsamplerChannelStrip::channelSolo ( bool bSolo ) |
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{ |
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if (m_pChannel == NULL) |
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return false; |
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// Invoke the channel solo method. |
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bool bResult = m_pChannel->setChannelSolo(bSolo); |
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// Notify that this channel has changed. |
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if (bResult) |
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emit channelChanged(this); |
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return bResult; |
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} |
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// Channel reset slot. |
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bool qsamplerChannelStrip::channelReset (void) |
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{ |
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if (m_pChannel == NULL) |
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return false; |
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// Invoke the channel reset method. |
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bool bResult = m_pChannel->channelReset(); |
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// Notify that this channel has changed. |
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if (bResult) |
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emit channelChanged(this); |
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return bResult; |
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} |
} |
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if (m_pChannel == NULL) |
if (m_pChannel == NULL) |
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return false; |
return false; |
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// Do we refersh the actual name? |
// Do we refresh the actual name? |
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if (bForce) |
if (bForce) |
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m_pChannel->updateInstrumentName(); |
m_pChannel->updateInstrumentName(); |
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// Instrument name... |
// Instrument name... |
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if (m_pChannel->instrumentName().isEmpty()) |
if (m_pChannel->instrumentName().isEmpty()) { |
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InstrumentNameTextLabel->setText(' ' + qsamplerChannel::noInstrumentName()); |
if (m_pChannel->instrumentStatus() >= 0) |
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else |
InstrumentNameTextLabel->setText(' ' + qsamplerChannel::loadingInstrument()); |
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else |
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InstrumentNameTextLabel->setText(' ' + qsamplerChannel::noInstrumentName()); |
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} else |
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InstrumentNameTextLabel->setText(' ' + m_pChannel->instrumentName()); |
InstrumentNameTextLabel->setText(' ' + m_pChannel->instrumentName()); |
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return true; |
return true; |
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} |
} |
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// Do the dirty volume change. |
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bool qsamplerChannelStrip::updateChannelVolume (void) |
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{ |
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if (m_pChannel == NULL) |
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return false; |
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// Convert... |
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#ifdef CONFIG_ROUND |
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int iVolume = (int) ::round(100.0 * m_pChannel->volume()); |
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#else |
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double fIPart = 0.0; |
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double fFPart = ::modf(100.0 * m_pChannel->volume(), &fIPart); |
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int iVolume = (int) fIPart; |
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if (fFPart >= +0.5) |
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iVolume++; |
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else |
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if (fFPart <= -0.5) |
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iVolume--; |
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#endif |
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// And clip... |
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if (iVolume < 0) |
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iVolume = 0; |
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// Flag it here, to avoid infinite recursion. |
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m_iDirtyChange++; |
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VolumeSlider->setValue(iVolume); |
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VolumeSpinBox->setValue(iVolume); |
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m_iDirtyChange--; |
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return true; |
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} |
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// Update whole channel info state. |
// Update whole channel info state. |
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bool qsamplerChannelStrip::updateChannelInfo (void) |
bool qsamplerChannelStrip::updateChannelInfo (void) |
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{ |
{ |
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if (m_pChannel == NULL) |
if (m_pChannel == NULL) |
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return false; |
return false; |
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// Check for error limit/recycle... |
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if (m_iErrorCount > QSAMPLER_ERROR_LIMIT) |
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return true; |
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// Update strip caption. |
// Update strip caption. |
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QString sText = m_pChannel->channelName(); |
QString sText = m_pChannel->channelName(); |
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setCaption(sText); |
setCaption(sText); |
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// Instrument name... |
// Instrument name... |
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updateInstrumentName(false); |
updateInstrumentName(false); |
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// Instrument status... |
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int iInstrumentStatus = m_pChannel->instrumentStatus(); |
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if (iInstrumentStatus < 0) { |
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InstrumentStatusTextLabel->setPaletteForegroundColor(Qt::red); |
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InstrumentStatusTextLabel->setText(tr("ERR%1").arg(iInstrumentStatus)); |
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} else { |
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InstrumentStatusTextLabel->setPaletteForegroundColor(iInstrumentStatus < 100 ? Qt::yellow : Qt::green); |
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InstrumentStatusTextLabel->setText(QString::number(iInstrumentStatus) + "%"); |
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} |
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// MIDI Port/Channel... |
// MIDI Port/Channel... |
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if (m_pChannel->midiChannel() == LSCP_MIDI_CHANNEL_ALL) |
if (m_pChannel->midiChannel() == LSCP_MIDI_CHANNEL_ALL) |
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MidiPortChannelTextLabel->setText(QString("%1 / *").arg(m_pChannel->midiPort())); |
MidiPortChannelTextLabel->setText(QString("%1 / *").arg(m_pChannel->midiPort())); |
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else |
else |
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MidiPortChannelTextLabel->setText(QString("%1 / %2").arg(m_pChannel->midiPort()).arg(m_pChannel->midiChannel() + 1)); |
MidiPortChannelTextLabel->setText(QString("%1 / %2").arg(m_pChannel->midiPort()).arg(m_pChannel->midiChannel() + 1)); |
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// And update the both GUI volume elements. |
// Instrument status... |
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return updateChannelVolume(); |
int iInstrumentStatus = m_pChannel->instrumentStatus(); |
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} |
if (iInstrumentStatus < 0) { |
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InstrumentStatusTextLabel->setPaletteForegroundColor(Qt::red); |
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InstrumentStatusTextLabel->setText(tr("ERR%1").arg(iInstrumentStatus)); |
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// Do the dirty volume change. |
m_iErrorCount++; |
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bool qsamplerChannelStrip::updateChannelVolume (void) |
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{ |
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if (m_pChannel == NULL) |
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return false; |
return false; |
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} |
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// Convert... |
// All seems normal... |
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#ifdef CONFIG_ROUND |
InstrumentStatusTextLabel->setPaletteForegroundColor(iInstrumentStatus < 100 ? Qt::yellow : Qt::green); |
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int iVolume = (int) ::round(100.0 * m_pChannel->volume()); |
InstrumentStatusTextLabel->setText(QString::number(iInstrumentStatus) + '%'); |
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m_iErrorCount = 0; |
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#ifdef CONFIG_MUTE_SOLO |
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// Mute/Solo button state coloring... |
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const QColor& rgbNormal = ChannelSetupPushButton->paletteBackgroundColor(); |
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bool bMute = m_pChannel->channelMute(); |
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ChannelMutePushButton->setPaletteBackgroundColor(bMute ? Qt::red : rgbNormal); |
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ChannelMutePushButton->setDown(bMute); |
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bool bSolo = m_pChannel->channelSolo(); |
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ChannelSoloPushButton->setPaletteBackgroundColor(bSolo ? Qt::yellow : rgbNormal); |
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ChannelSoloPushButton->setDown(bSolo); |
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#else |
#else |
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double fIPart = 0.0; |
ChannelMutePushButton->setEnabled(false); |
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double fFPart = ::modf(100.0 * m_pChannel->volume(), &fIPart); |
ChannelSoloPushButton->setEnabled(false); |
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int iVolume = (int) fIPart; |
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if (fFPart >= +0.5) |
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iVolume++; |
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else |
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if (fFPart <= -0.5) |
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iVolume--; |
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#endif |
#endif |
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// And clip... |
// And update the both GUI volume elements; |
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if (iVolume < 0) |
// return success if, and only if, intrument is fully loaded... |
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iVolume = 0; |
return updateChannelVolume() && (iInstrumentStatus == 100); |
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// Flag it here, to avoid infinite recursion. |
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m_iDirtyChange++; |
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VolumeSlider->setValue(iVolume); |
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VolumeSpinBox->setValue(iVolume); |
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m_iDirtyChange--; |
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return true; |
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} |
} |
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if (m_pChannel->client() == NULL) |
if (m_pChannel->client() == NULL) |
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return false; |
return false; |
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// Update whole channel status info, |
// This only makes sense on fully loaded channels... |
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// if instrument load is still pending... |
if (m_pChannel->instrumentStatus() < 100) |
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if (m_pChannel->instrumentStatus() < 100) { |
return false; |
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updateChannelInfo(); |
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// Check (updated) status again... |
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if (m_pChannel->instrumentStatus() < 100) |
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return false; |
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// Once we get a complete instrument load, |
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// we'll try an implied channel reset... |
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m_pChannel->resetChannel(); |
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} |
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// Check again that we're clean. |
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if (m_pChannel->instrumentStatus() < 100) |
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return false; |
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// Get current channel voice count. |
// Get current channel voice count. |
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int iVoiceCount = ::lscp_get_channel_voice_count(m_pChannel->client(), m_pChannel->channelID()); |
int iVoiceCount = ::lscp_get_channel_voice_count(m_pChannel->client(), m_pChannel->channelID()); |
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// Update the GUI elements... |
// Update the GUI elements... |
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StreamUsageProgressBar->setProgress(iStreamUsage); |
StreamUsageProgressBar->setProgress(iStreamUsage); |
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StreamVoiceCountTextLabel->setText(QString("%1 / %2").arg(iStreamCount).arg(iVoiceCount)); |
StreamVoiceCountTextLabel->setText(QString("%1 / %2").arg(iStreamCount).arg(iVoiceCount)); |
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// We're clean. |
// We're clean. |
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return true; |
return true; |
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} |
} |
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{ |
{ |
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if (m_pChannel == NULL) |
if (m_pChannel == NULL) |
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return; |
return; |
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// We'll just show up the main form's edit menu (thru qsamplerChannel). |
// We'll just show up the main form's edit menu (thru qsamplerChannel). |
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m_pChannel->contextMenuEvent(pEvent); |
m_pChannel->contextMenuEvent(pEvent); |
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} |
} |
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// Maximum volume slider accessors. |
// Error count hackish accessors. |
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void qsamplerChannelStrip::setMaxVolume ( int iMaxVolume ) |
void qsamplerChannelStrip::resetErrorCount (void) |
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{ |
{ |
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m_iDirtyChange++; |
m_iErrorCount = 0; |
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VolumeSlider->setRange(0, iMaxVolume); |
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VolumeSpinBox->setRange(0, iMaxVolume); |
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m_iDirtyChange--; |
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} |
} |
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