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// |
// |
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// ui.h extension file, included from the uic-generated form implementation. |
// ui.h extension file, included from the uic-generated form implementation. |
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/**************************************************************************** |
/**************************************************************************** |
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Copyright (C) 2004, rncbc aka Rui Nuno Capela. All rights reserved. |
Copyright (C) 2004-2005, rncbc aka Rui Nuno Capela. All rights reserved. |
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This program is free software; you can redistribute it and/or |
This program is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License |
modify it under the terms of the GNU General Public License |
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#include <qfileinfo.h> |
#include <qfileinfo.h> |
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#include <qtooltip.h> |
#include <qtooltip.h> |
27 |
#include <qpopupmenu.h> |
#include <qpopupmenu.h> |
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#include <qobjectlist.h> |
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#include <math.h> |
#include <math.h> |
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39 |
void qsamplerChannelStrip::init (void) |
void qsamplerChannelStrip::init (void) |
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{ |
{ |
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// Initialize locals. |
// Initialize locals. |
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m_pMainForm = NULL; |
m_pChannel = NULL; |
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m_iChannelID = 0; |
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// m_sEngineName = "(No engine)"; |
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// m_sInstrumentFile = "(No instrument)"; |
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m_iInstrumentNr = 0; |
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m_sMidiDriver = "ALSA"; // DEPRECATED. |
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m_iMidiDevice = 0; |
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m_iMidiPort = 0; |
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m_iMidiChannel = 0; |
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m_sAudioDriver = "ALSA"; // DEPRECATED. |
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m_iAudioDevice = 0; |
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m_fVolume = 0.8; |
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m_iDirtyChange = 0; |
m_iDirtyChange = 0; |
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// Try to restore normal window positioning. |
// Try to restore normal window positioning. |
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// Kind of destructor. |
// Kind of destructor. |
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void qsamplerChannelStrip::destroy (void) |
void qsamplerChannelStrip::destroy (void) |
52 |
{ |
{ |
53 |
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// Destroy existing channel descriptor. |
54 |
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if (m_pChannel) |
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delete m_pChannel; |
56 |
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m_pChannel = NULL; |
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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 ( qsamplerMainForm *pMainForm, int iChannelID ) |
void qsamplerChannelStrip::setup ( qsamplerChannel *pChannel ) |
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{ |
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m_iDirtyChange = 0; |
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m_pMainForm = pMainForm; |
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setChannelID(iChannelID); |
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} |
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// The global options settings delegated property. |
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qsamplerOptions *qsamplerChannelStrip::options (void) |
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{ |
{ |
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if (m_pMainForm == NULL) |
// Destroy any previous channel descriptor; |
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return NULL; |
// (remember that once setup we own it!) |
65 |
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if (m_pChannel) |
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return m_pMainForm->options(); |
delete m_pChannel; |
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} |
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// The client descriptor delegated property. |
// Set the new one... |
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lscp_client_t *qsamplerChannelStrip::client (void) |
m_pChannel = pChannel; |
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{ |
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if (m_pMainForm == NULL) |
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return NULL; |
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return m_pMainForm->client(); |
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} |
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// Channel-ID (aka Sammpler-Channel) accessors. |
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int qsamplerChannelStrip::channelID (void) |
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{ |
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return m_iChannelID; |
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} |
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void qsamplerChannelStrip::setChannelID ( int iChannelID ) |
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{ |
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m_iChannelID = iChannelID; |
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// Stabilize this around. |
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updateChannelInfo(); |
updateChannelInfo(); |
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} |
} |
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// Channel secriptor accessor. |
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// Engine name accessors. |
qsamplerChannel *qsamplerChannelStrip::channel (void) |
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QString& qsamplerChannelStrip::engineName (void) |
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{ |
{ |
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return m_sEngineName; |
return m_pChannel; |
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} |
} |
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bool qsamplerChannelStrip::loadEngine ( const QString& sEngineName ) |
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{ |
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if (client() == NULL) |
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return false; |
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if (::lscp_load_engine(client(), sEngineName.latin1(), m_iChannelID) != LSCP_OK) { |
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appendMessagesClient("lscp_load_engine"); |
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return false; |
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} |
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m_sEngineName = sEngineName; |
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return true; |
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} |
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// Instrument filename accessors. |
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QString& qsamplerChannelStrip::instrumentFile (void) |
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{ |
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return m_sInstrumentFile; |
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} |
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// Instrument index accessors. |
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int qsamplerChannelStrip::instrumentNr (void) |
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{ |
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return m_iInstrumentNr; |
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} |
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bool qsamplerChannelStrip::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr ) |
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{ |
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if (client() == NULL) |
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return false; |
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if (::lscp_load_instrument(client(), sInstrumentFile.latin1(), iInstrumentNr, m_iChannelID) != LSCP_OK) { |
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appendMessagesClient("lscp_load_instrument"); |
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return false; |
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} |
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m_sInstrumentFile = sInstrumentFile; |
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m_iInstrumentNr = iInstrumentNr; |
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return true; |
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} |
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// Messages view font accessors. |
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// MIDI driver type accessors (DEPRECATED). |
QFont qsamplerChannelStrip::displayFont (void) |
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QString& qsamplerChannelStrip::midiDriver (void) |
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{ |
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return m_sMidiDriver; |
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} |
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bool qsamplerChannelStrip::setMidiDriver ( const QString& sMidiDriver ) |
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{ |
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if (client() == NULL) |
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return false; |
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if (::lscp_set_channel_midi_type(client(), m_iChannelID, sMidiDriver.latin1()) != LSCP_OK) { |
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appendMessagesClient("lscp_set_channel_midi_type"); |
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return false; |
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} |
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m_sMidiDriver = sMidiDriver; |
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return true; |
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} |
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// MIDI device accessors. |
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int qsamplerChannelStrip::midiDevice (void) |
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{ |
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return m_iMidiDevice; |
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} |
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bool qsamplerChannelStrip::setMidiDevice ( int iMidiDevice ) |
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{ |
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if (client() == NULL) |
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return false; |
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// FIXME: call this when LSCP becomes stable. |
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// if (::lscp_set_channel_midi_device(client(), m_iChannelID, iMidiDevice) != LSCP_OK) { |
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// appendMessagesClient("lscp_set_channel_midi_device"); |
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// return false; |
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// } |
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m_iMidiDevice = iMidiDevice; |
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return true; |
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} |
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// MIDI port number accessor. |
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int qsamplerChannelStrip::midiPort (void) |
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{ |
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return m_iMidiPort; |
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} |
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bool qsamplerChannelStrip::setMidiPort ( int iMidiPort ) |
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{ |
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if (client() == NULL) |
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return false; |
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// FIXME: call this when LSCP becomes stable. |
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// if (::lscp_set_channel_midi_port(client(), m_iChannelID, iMidiPort) != LSCP_OK) { |
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// appendMessagesClient("lscp_set_channel_midi_port"); |
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// return false; |
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// } |
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m_iMidiPort = iMidiPort; |
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return true; |
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} |
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// MIDI channel accessor. |
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int qsamplerChannelStrip::midiChannel (void) |
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{ |
{ |
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return m_iMidiChannel; |
return EngineNameTextLabel->font(); |
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} |
} |
87 |
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bool qsamplerChannelStrip::setMidiChannel ( int iMidiChannel ) |
void qsamplerChannelStrip::setDisplayFont ( const QFont & font ) |
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{ |
{ |
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if (client() == NULL) |
EngineNameTextLabel->setFont(font); |
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return false; |
MidiPortChannelTextLabel->setFont(font); |
92 |
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InstrumentNameTextLabel->setFont(font); |
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// FIXME: call this when LSCP becomes stable. |
InstrumentStatusTextLabel->setFont(font); |
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// if (::lscp_set_channel_midi_channel(client(), m_iChannelID, iMidiChannel) != LSCP_OK) { |
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// appendMessagesClient("lscp_set_channel_midi_channel"); |
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// return false; |
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// } |
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m_iMidiChannel = iMidiChannel; |
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return true; |
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} |
} |
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// Audio device accessor. |
// Channel display background effect. |
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int qsamplerChannelStrip::audioDevice (void) |
void qsamplerChannelStrip::setDisplayEffect ( bool bDisplayEffect ) |
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{ |
{ |
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return m_iAudioDevice; |
QPixmap pm; |
101 |
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if (bDisplayEffect) |
102 |
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pm = QPixmap::fromMimeSource("displaybg1.png"); |
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setDisplayBackground(pm); |
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} |
} |
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bool qsamplerChannelStrip::setAudioDevice ( int iAudioDevice ) |
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{ |
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if (client() == NULL) |
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return false; |
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// FIXME: call this when LSCP becomes stable. |
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// if (::lscp_set_channel_audio_device(client(), m_iChannelID, iAudioDevice) != LSCP_OK) { |
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// appendMessagesClient("lscp_set_channel_audio_device"); |
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// return false; |
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// } |
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m_iAudioDevice = iAudioDevice; |
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return true; |
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} |
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// Audio driver type accessors (DEPRECATED). |
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QString& qsamplerChannelStrip::audioDriver (void) |
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{ |
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return m_sAudioDriver; |
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} |
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bool qsamplerChannelStrip::setAudioDriver ( const QString& sAudioDriver ) |
// Update main display background pixmap. |
108 |
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void qsamplerChannelStrip::setDisplayBackground ( const QPixmap& pm ) |
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{ |
{ |
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if (client() == NULL) |
// Set the main origin... |
111 |
return false; |
ChannelInfoFrame->setPaletteBackgroundPixmap(pm); |
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if (::lscp_set_channel_audio_type(client(), m_iChannelID, sAudioDriver.latin1()) != LSCP_OK) { |
// Iterate for every child text label... |
114 |
appendMessagesClient("lscp_set_channel_audio_type"); |
QObjectList *pList = ChannelInfoFrame->queryList("QLabel"); |
115 |
return false; |
if (pList) { |
116 |
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for (QLabel *pLabel = (QLabel *) pList->first(); pLabel; pLabel = (QLabel *) pList->next()) |
117 |
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pLabel->setPaletteBackgroundPixmap(pm); |
118 |
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delete pList; |
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} |
} |
120 |
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m_sAudioDriver = sAudioDriver; |
// And this standalone too. |
122 |
return true; |
StreamVoiceCountTextLabel->setPaletteBackgroundPixmap(pm); |
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} |
} |
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// Channel volume accessors. |
// Channel setup dialog slot. |
127 |
float qsamplerChannelStrip::volume (void) |
bool qsamplerChannelStrip::channelSetup (void) |
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{ |
{ |
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return m_fVolume; |
bool bResult = m_pChannel->channelSetup(this); |
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} |
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bool qsamplerChannelStrip::setVolume ( float fVolume ) |
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{ |
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if (client() == NULL) |
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return false; |
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if (::lscp_set_channel_volume(client(), m_iChannelID, fVolume) != LSCP_OK) { |
if (bResult) |
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appendMessagesClient("lscp_set_channel_volume"); |
emit channelChanged(this); |
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return false; |
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} |
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m_fVolume = fVolume; |
return bResult; |
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return true; |
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} |
} |
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// Messages view font accessors. |
// Update the channel instrument name. |
139 |
QFont qsamplerChannelStrip::displayFont (void) |
bool qsamplerChannelStrip::updateInstrumentName ( bool bForce ) |
140 |
{ |
{ |
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return EngineNameTextLabel->font(); |
if (m_pChannel == NULL) |
142 |
} |
return false; |
143 |
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void qsamplerChannelStrip::setDisplayFont ( const QFont & font ) |
// Do we refersh the actual name? |
145 |
{ |
if (bForce) |
146 |
EngineNameTextLabel->setFont(font); |
m_pChannel->updateInstrumentName(); |
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InstrumentNameTextLabel->setFont(font); |
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MidiPortChannelTextLabel->setFont(font); |
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} |
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148 |
// Channel setup dialog. |
// Instrument name... |
149 |
void qsamplerChannelStrip::channelSetup (void) |
if (m_pChannel->instrumentName().isEmpty()) |
150 |
{ |
InstrumentNameTextLabel->setText(' ' + tr("(No instrument)")); |
151 |
qsamplerChannelForm *pChannelForm = new qsamplerChannelForm(this); |
else |
152 |
if (pChannelForm) { |
InstrumentNameTextLabel->setText(' ' + m_pChannel->instrumentName()); |
153 |
pChannelForm->setup(this); |
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154 |
if (pChannelForm->exec()) { |
return true; |
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updateChannelInfo(); |
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emit channelChanged(this); |
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} |
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delete pChannelForm; |
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} |
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155 |
} |
} |
156 |
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157 |
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158 |
// Update whole channel info state. |
// Update whole channel info state. |
159 |
void qsamplerChannelStrip::updateChannelInfo (void) |
bool qsamplerChannelStrip::updateChannelInfo (void) |
160 |
{ |
{ |
161 |
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if (m_pChannel == NULL) |
162 |
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return false; |
163 |
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164 |
// Update strip caption. |
// Update strip caption. |
165 |
QString sText = tr("Channel %1").arg(m_iChannelID); |
QString sText = m_pChannel->channelName(); |
166 |
setCaption(sText); |
setCaption(sText); |
167 |
ChannelSetupPushButton->setText(sText); |
ChannelSetupPushButton->setText(sText); |
168 |
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169 |
// Check if we're up and connected. |
// Check if we're up and connected. |
170 |
if (client() == NULL) |
if (m_pChannel->client() == NULL) |
171 |
return; |
return false; |
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// Read channel information. |
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lscp_channel_info_t *pChannelInfo = ::lscp_get_channel_info(client(), m_iChannelID); |
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if (pChannelInfo == NULL) { |
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appendMessagesClient("lscp_get_channel_info"); |
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// appendMessagesError(tr("Could not get channel information.\n\nSorry.")); |
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} else { |
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// Cache in channel information. |
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m_sEngineName = pChannelInfo->engine_name; |
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m_sInstrumentFile = pChannelInfo->instrument_file; |
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m_iInstrumentNr = pChannelInfo->instrument_nr; |
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m_iMidiDevice = pChannelInfo->midi_device; |
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m_iMidiPort = pChannelInfo->midi_port; |
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m_iMidiChannel = pChannelInfo->midi_channel; |
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m_iAudioDevice = pChannelInfo->audio_device; |
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m_fVolume = pChannelInfo->volume; |
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} |
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172 |
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173 |
// Set some proper display values. |
// Read actual channel information. |
174 |
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m_pChannel->updateChannelInfo(); |
175 |
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176 |
// Engine name... |
// Engine name... |
177 |
if (m_sEngineName.isEmpty()) |
if (m_pChannel->engineName().isEmpty()) |
178 |
EngineNameTextLabel->setText(tr("(No engine)")); |
EngineNameTextLabel->setText(' ' + tr("(No engine)")); |
179 |
else |
else |
180 |
EngineNameTextLabel->setText(m_sEngineName); |
EngineNameTextLabel->setText(' ' + m_pChannel->engineName()); |
181 |
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182 |
// Instrument name... |
// Instrument name... |
183 |
if (m_sInstrumentFile.isEmpty()) |
updateInstrumentName(false); |
184 |
InstrumentNameTextLabel->setText(tr("(No instrument)")); |
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185 |
else |
// Instrument status... |
186 |
InstrumentNameTextLabel->setText(QString("%1 [%2]") |
int iInstrumentStatus = m_pChannel->instrumentStatus(); |
187 |
.arg(QFileInfo(m_sInstrumentFile).fileName()).arg(m_iInstrumentNr)); |
if (iInstrumentStatus < 0) { |
188 |
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InstrumentStatusTextLabel->setPaletteForegroundColor(Qt::red); |
189 |
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InstrumentStatusTextLabel->setText(tr("ERR%1").arg(iInstrumentStatus)); |
190 |
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} else { |
191 |
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InstrumentStatusTextLabel->setPaletteForegroundColor(iInstrumentStatus < 100 ? Qt::yellow : Qt::green); |
192 |
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InstrumentStatusTextLabel->setText(QString::number(iInstrumentStatus) + "%"); |
193 |
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} |
194 |
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195 |
// MIDI Port/Channel... |
// MIDI Port/Channel... |
196 |
MidiPortChannelTextLabel->setText(QString("%1 / %2") |
if (m_pChannel->midiChannel() == LSCP_MIDI_CHANNEL_ALL) |
197 |
.arg(m_iMidiPort).arg(m_iMidiChannel)); |
MidiPortChannelTextLabel->setText(QString("%1 / *").arg(m_pChannel->midiPort())); |
198 |
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else |
199 |
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MidiPortChannelTextLabel->setText(QString("%1 / %2").arg(m_pChannel->midiPort()).arg(m_pChannel->midiChannel() + 1)); |
200 |
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201 |
// And update the both GUI volume elements. |
// And update the both GUI volume elements. |
202 |
updateChannelVolume(); |
return updateChannelVolume(); |
203 |
} |
} |
204 |
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205 |
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206 |
// Do the dirty volume change. |
// Do the dirty volume change. |
207 |
void qsamplerChannelStrip::updateChannelVolume (void) |
bool qsamplerChannelStrip::updateChannelVolume (void) |
208 |
{ |
{ |
209 |
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if (m_pChannel == NULL) |
210 |
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return false; |
211 |
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212 |
// Convert... |
// Convert... |
213 |
#ifdef CONFIG_ROUND |
#ifdef CONFIG_ROUND |
214 |
int iVolume = (int) ::round(100.0 * m_fVolume); |
int iVolume = (int) ::round(100.0 * m_pChannel->volume()); |
215 |
#else |
#else |
216 |
double fIPart = 0.0; |
double fIPart = 0.0; |
217 |
double fFPart = ::modf(100.0 * m_fVolume, &fIPart); |
double fFPart = ::modf(100.0 * m_pChannel->volume(), &fIPart); |
218 |
int iVolume = (int) fIPart; |
int iVolume = (int) fIPart; |
219 |
if (fFPart >= +0.5) |
if (fFPart >= +0.5) |
220 |
iVolume++; |
iVolume++; |
232 |
VolumeSlider->setValue(iVolume); |
VolumeSlider->setValue(iVolume); |
233 |
VolumeSpinBox->setValue(iVolume); |
VolumeSpinBox->setValue(iVolume); |
234 |
m_iDirtyChange--; |
m_iDirtyChange--; |
235 |
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236 |
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return true; |
237 |
} |
} |
238 |
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239 |
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|
240 |
// Update whole channel usage state. |
// Update whole channel usage state. |
241 |
void qsamplerChannelStrip::updateChannelUsage (void) |
bool qsamplerChannelStrip::updateChannelUsage (void) |
242 |
{ |
{ |
243 |
if (client() == NULL) |
if (m_pChannel == NULL) |
244 |
return; |
return false; |
245 |
|
if (m_pChannel->client() == NULL) |
246 |
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return false; |
247 |
|
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248 |
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// Update whole channel status info, |
249 |
|
// if instrument load is still pending... |
250 |
|
if (m_pChannel->instrumentStatus() < 100) { |
251 |
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updateChannelInfo(); |
252 |
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// Check (updated) status again... |
253 |
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if (m_pChannel->instrumentStatus() < 100) |
254 |
|
return false; |
255 |
|
// Once we get a complete instrument load, |
256 |
|
// we'll try an implied channel reset... |
257 |
|
m_pChannel->resetChannel(); |
258 |
|
} |
259 |
|
|
260 |
|
// Check again that we're clean. |
261 |
|
if (m_pChannel->instrumentStatus() < 100) |
262 |
|
return false; |
263 |
|
|
264 |
// Get current channel voice count. |
// Get current channel voice count. |
265 |
int iVoiceCount = ::lscp_get_channel_voice_count(client(), m_iChannelID); |
int iVoiceCount = ::lscp_get_channel_voice_count(m_pChannel->client(), m_pChannel->channelID()); |
266 |
// Get current stream count. |
// Get current stream count. |
267 |
int iStreamCount = ::lscp_get_channel_stream_count(client(), m_iChannelID); |
int iStreamCount = ::lscp_get_channel_stream_count(m_pChannel->client(), m_pChannel->channelID()); |
268 |
// Get current channel buffer fill usage. |
// Get current channel buffer fill usage. |
269 |
// As benno has suggested this is the percentage usage |
// As benno has suggested this is the percentage usage |
270 |
// of the least filled buffer stream... |
// of the least filled buffer stream... |
271 |
int iStreamUsage = 0; |
int iStreamUsage = ::lscp_get_channel_stream_usage(m_pChannel->client(), m_pChannel->channelID());; |
272 |
if (iStreamCount > 0) { |
|
|
lscp_buffer_fill_t *pBufferFill = ::lscp_get_channel_buffer_fill(client(), LSCP_USAGE_PERCENTAGE, m_iChannelID); |
|
|
if (pBufferFill) { |
|
|
for (int iStream = 0; iStream < iStreamCount; iStream++) { |
|
|
if (iStreamUsage > (int) pBufferFill[iStream].stream_usage || iStream == 0) |
|
|
iStreamUsage = pBufferFill[iStream].stream_usage; |
|
|
} |
|
|
} |
|
|
} |
|
273 |
// Update the GUI elements... |
// Update the GUI elements... |
274 |
StreamUsageProgressBar->setProgress(iStreamUsage); |
StreamUsageProgressBar->setProgress(iStreamUsage); |
275 |
StreamVoiceCountTextLabel->setText(QString("%1 / %2").arg(iStreamCount).arg(iVoiceCount)); |
StreamVoiceCountTextLabel->setText(QString("%1 / %2").arg(iStreamCount).arg(iVoiceCount)); |
276 |
|
|
277 |
|
// We're clean. |
278 |
|
return true; |
279 |
} |
} |
280 |
|
|
281 |
|
|
282 |
// Volume change slot. |
// Volume change slot. |
283 |
void qsamplerChannelStrip::volumeChanged ( int iVolume ) |
void qsamplerChannelStrip::volumeChanged ( int iVolume ) |
284 |
{ |
{ |
285 |
|
if (m_pChannel == NULL) |
286 |
|
return; |
287 |
|
|
288 |
// Avoid recursion. |
// Avoid recursion. |
289 |
if (m_iDirtyChange > 0) |
if (m_iDirtyChange > 0) |
290 |
return; |
return; |
295 |
fVolume = 0.0; |
fVolume = 0.0; |
296 |
|
|
297 |
// Update the GUI elements. |
// Update the GUI elements. |
298 |
if (setVolume(fVolume)) { |
if (m_pChannel->setVolume(fVolume)) { |
299 |
updateChannelVolume(); |
updateChannelVolume(); |
300 |
emit channelChanged(this); |
emit channelChanged(this); |
301 |
} |
} |
302 |
} |
} |
303 |
|
|
304 |
|
|
|
// Redirected messages output methods. |
|
|
void qsamplerChannelStrip::appendMessages( const QString& s ) |
|
|
{ |
|
|
m_pMainForm->appendMessages(s); |
|
|
} |
|
|
|
|
|
void qsamplerChannelStrip::appendMessagesColor( const QString& s, const QString& c ) |
|
|
{ |
|
|
m_pMainForm->appendMessagesColor(s, c); |
|
|
} |
|
|
|
|
|
void qsamplerChannelStrip::appendMessagesText( const QString& s ) |
|
|
{ |
|
|
m_pMainForm->appendMessagesText(s); |
|
|
} |
|
|
|
|
|
void qsamplerChannelStrip::appendMessagesError( const QString& s ) |
|
|
{ |
|
|
m_pMainForm->appendMessagesError(s); |
|
|
} |
|
|
|
|
|
void qsamplerChannelStrip::appendMessagesClient( const QString& s ) |
|
|
{ |
|
|
m_pMainForm->appendMessagesClient(s); |
|
|
} |
|
|
|
|
|
|
|
305 |
// Context menu event handler. |
// Context menu event handler. |
306 |
void qsamplerChannelStrip::contextMenuEvent( QContextMenuEvent *pEvent ) |
void qsamplerChannelStrip::contextMenuEvent( QContextMenuEvent *pEvent ) |
307 |
{ |
{ |
308 |
// We'll just show up the main form's edit menu. |
if (m_pChannel == NULL) |
309 |
m_pMainForm->contextMenuEvent(pEvent); |
return; |
310 |
|
|
311 |
|
// We'll just show up the main form's edit menu (thru qsamplerChannel). |
312 |
|
m_pChannel->contextMenuEvent(pEvent); |
313 |
} |
} |
314 |
|
|
315 |
|
|
324 |
|
|
325 |
|
|
326 |
// end of qsamplerChannelStrip.ui.h |
// end of qsamplerChannelStrip.ui.h |
|
|
|