/[svn]/qsampler/trunk/src/qsamplerChannel.cpp
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revision 748 by capela, Wed Aug 17 23:03:26 2005 UTC revision 1372 by capela, Wed Oct 3 11:34:30 2007 UTC
# Line 1  Line 1 
1  // qsamplerChannel.cpp  // qsamplerChannel.cpp
2  //  //
3  /****************************************************************************  /****************************************************************************
4     Copyright (C) 2003-2005, rncbc aka Rui Nuno Capela. All rights reserved.     Copyright (C) 2004-2007, rncbc aka Rui Nuno Capela. All rights reserved.
5    
6     This program is free software; you can redistribute it and/or     This program is free software; you can redistribute it and/or
7     modify it under the terms of the GNU General Public License     modify it under the terms of the GNU General Public License
# Line 13  Line 13 
13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14     GNU General Public License for more details.     GNU General Public License for more details.
15    
16     You should have received a copy of the GNU General Public License     You should have received a copy of the GNU General Public License along
17     along with this program; if not, write to the Free Software     with this program; if not, write to the Free Software Foundation, Inc.,
18     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19    
20  *****************************************************************************/  *****************************************************************************/
21    
22    #include "qsamplerAbout.h"
23  #include "qsamplerChannel.h"  #include "qsamplerChannel.h"
24    
25  #include "qsamplerMainForm.h"  #include "qsamplerMainForm.h"
26  #include "qsamplerChannelForm.h"  #include "qsamplerChannelForm.h"
27    
 #include "config.h"  
   
28  #include <qfileinfo.h>  #include <qfileinfo.h>
29    #include <qcombobox.h>
30    
31  #ifdef CONFIG_LIBGIG  #ifdef CONFIG_LIBGIG
32  #include "gig.h"  #include "gig.h"
33  #endif  #endif
34    
35  #define QSAMPLER_INSTRUMENT_MAX 8  #define QSAMPLER_INSTRUMENT_MAX 100
36    
37    
38  //-------------------------------------------------------------------------  //-------------------------------------------------------------------------
# Line 40  Line 40 
40  //  //
41    
42  // Constructor.  // Constructor.
43  qsamplerChannel::qsamplerChannel ( qsamplerMainForm *pMainForm, int iChannelID )  qsamplerChannel::qsamplerChannel ( int iChannelID )
44  {  {
         m_pMainForm  = pMainForm;  
45          m_iChannelID = iChannelID;          m_iChannelID = iChannelID;
46    
47  //  m_sEngineName       = noEngineName();  //  m_sEngineName       = noEngineName();
# Line 54  qsamplerChannel::qsamplerChannel ( qsamp Line 53  qsamplerChannel::qsamplerChannel ( qsamp
53          m_iMidiDevice       = -1;          m_iMidiDevice       = -1;
54          m_iMidiPort         = -1;          m_iMidiPort         = -1;
55          m_iMidiChannel      = -1;          m_iMidiChannel      = -1;
56            m_iMidiMap          = -1;
57          m_sAudioDriver      = "ALSA";          m_sAudioDriver      = "ALSA";
58          m_iAudioDevice      = -1;          m_iAudioDevice      = -1;
59          m_fVolume           = 0.0;          m_fVolume           = 0.0;
60            m_bMute             = false;
61            m_bSolo             = false;
62  }  }
63    
64  // Default destructor.  // Default destructor.
# Line 66  qsamplerChannel::~qsamplerChannel (void) Line 67  qsamplerChannel::~qsamplerChannel (void)
67  }  }
68    
69    
 // Main application form accessor.  
 qsamplerMainForm *qsamplerChannel::mainForm(void) const  
 {  
         return m_pMainForm;  
 }  
   
   
 // The global options settings delegated property.  
 qsamplerOptions *qsamplerChannel::options (void) const  
 {  
         if (m_pMainForm == NULL)  
                 return NULL;  
   
         return m_pMainForm->options();  
 }  
   
   
 // The client descriptor delegated property.  
 lscp_client_t *qsamplerChannel::client (void) const  
 {  
         if (m_pMainForm == NULL)  
                 return NULL;  
   
         return m_pMainForm->client();  
 }  
   
   
70  // Create a new sampler channel, if not already.  // Create a new sampler channel, if not already.
71  bool qsamplerChannel::addChannel (void)  bool qsamplerChannel::addChannel (void)
72  {  {
73          if (client() == NULL)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
74            if (pMainForm == NULL)
75                    return false;
76            if (pMainForm->client() == NULL)
77                  return false;                  return false;
78    
79          // Are we a new channel?          // Are we a new channel?
80          if (m_iChannelID < 0) {          if (m_iChannelID < 0) {
81                  m_iChannelID = ::lscp_add_channel(client());                  m_iChannelID = ::lscp_add_channel(pMainForm->client());
82                  if (m_iChannelID < 0) {                  if (m_iChannelID < 0) {
83                          appendMessagesClient("lscp_add_channel");                          appendMessagesClient("lscp_add_channel");
84                          appendMessagesError(QObject::tr("Could not add channel.\n\nSorry."));                          appendMessagesError(
85                                    QObject::tr("Could not add channel.\n\nSorry."));
86                  }   // Otherwise it's created...                  }   // Otherwise it's created...
87                  else appendMessages(QObject::tr("added."));                  else appendMessages(QObject::tr("added."));
88          }          }
# Line 117  bool qsamplerChannel::addChannel (void) Line 95  bool qsamplerChannel::addChannel (void)
95  // Remove sampler channel.  // Remove sampler channel.
96  bool qsamplerChannel::removeChannel (void)  bool qsamplerChannel::removeChannel (void)
97  {  {
98          if (client() == NULL)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
99            if (pMainForm == NULL)
100                    return false;
101            if (pMainForm->client() == NULL)
102                  return false;                  return false;
103    
104          // Are we an existing channel?          // Are we an existing channel?
105          if (m_iChannelID >= 0) {          if (m_iChannelID >= 0) {
106                  if (::lscp_remove_channel(client(), m_iChannelID) != LSCP_OK) {                  if (::lscp_remove_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) {
107                          appendMessagesClient("lscp_remove_channel");                          appendMessagesClient("lscp_remove_channel");
108                          appendMessagesError(QObject::tr("Could not remove channel.\n\nSorry."));                          appendMessagesError(QObject::tr("Could not remove channel.\n\nSorry."));
109                  } else {                  } else {
# Line 164  const QString& qsamplerChannel::engineNa Line 145  const QString& qsamplerChannel::engineNa
145    
146  bool qsamplerChannel::loadEngine ( const QString& sEngineName )  bool qsamplerChannel::loadEngine ( const QString& sEngineName )
147  {  {
148          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
149            if (pMainForm == NULL)
150                    return false;
151            if (pMainForm->client() == NULL || m_iChannelID < 0)
152                  return false;                  return false;
153          if (m_iInstrumentStatus == 100 && m_sEngineName == sEngineName)          if (m_iInstrumentStatus == 100 && m_sEngineName == sEngineName)
154                  return true;                  return true;
155    
156          if (::lscp_load_engine(client(), sEngineName.latin1(), m_iChannelID) != LSCP_OK) {          if (::lscp_load_engine(pMainForm->client(), sEngineName.latin1(), m_iChannelID) != LSCP_OK) {
157                  appendMessagesClient("lscp_load_engine");                  appendMessagesClient("lscp_load_engine");
158                  return false;                  return false;
159          }          }
160    
161          appendMessages(QObject::tr("Engine: %1.").arg(sEngineName));          appendMessages(QObject::tr("Engine: %1.").arg(sEngineName));
162    
163          m_sEngineName = sEngineName;          m_sEngineName = sEngineName;
# Line 207  int qsamplerChannel::instrumentStatus (v Line 192  int qsamplerChannel::instrumentStatus (v
192  // Instrument file loader.  // Instrument file loader.
193  bool qsamplerChannel::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr )  bool qsamplerChannel::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr )
194  {  {
195          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
196            if (pMainForm == NULL)
197                    return false;
198            if (pMainForm->client() == NULL || m_iChannelID < 0)
199                  return false;                  return false;
200          if (!isInstrumentFile(sInstrumentFile))          if (!isInstrumentFile(sInstrumentFile))
201                  return false;                  return false;
202          if (m_iInstrumentStatus == 100 && m_sInstrumentFile == sInstrumentFile && m_iInstrumentNr == iInstrumentNr)          if (m_iInstrumentStatus == 100 && m_sInstrumentFile == sInstrumentFile && m_iInstrumentNr == iInstrumentNr)
203                  return true;                  return true;
204    
205          if (::lscp_load_instrument_non_modal(client(), sInstrumentFile.latin1(), iInstrumentNr, m_iChannelID) != LSCP_OK) {          if (::lscp_load_instrument_non_modal(pMainForm->client(), sInstrumentFile.latin1(), iInstrumentNr, m_iChannelID) != LSCP_OK) {
206                  appendMessagesClient("lscp_load_instrument");                  appendMessagesClient("lscp_load_instrument");
207                  return false;                  return false;
208          }          }
# Line 250  const QString& qsamplerChannel::midiDriv Line 238  const QString& qsamplerChannel::midiDriv
238    
239  bool qsamplerChannel::setMidiDriver ( const QString& sMidiDriver )  bool qsamplerChannel::setMidiDriver ( const QString& sMidiDriver )
240  {  {
241          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
242            if (pMainForm == NULL)
243                    return false;
244            if (pMainForm->client() == NULL || m_iChannelID < 0)
245                  return false;                  return false;
246          if (m_iInstrumentStatus == 100 && m_sMidiDriver == sMidiDriver)          if (m_iInstrumentStatus == 100 && m_sMidiDriver == sMidiDriver)
247                  return true;                  return true;
248    
249          if (::lscp_set_channel_midi_type(client(), m_iChannelID, sMidiDriver.latin1()) != LSCP_OK) {          if (::lscp_set_channel_midi_type(pMainForm->client(), m_iChannelID, sMidiDriver.latin1()) != LSCP_OK) {
250                  appendMessagesClient("lscp_set_channel_midi_type");                  appendMessagesClient("lscp_set_channel_midi_type");
251                  return false;                  return false;
252          }          }
# Line 275  int qsamplerChannel::midiDevice (void) c Line 266  int qsamplerChannel::midiDevice (void) c
266    
267  bool qsamplerChannel::setMidiDevice ( int iMidiDevice )  bool qsamplerChannel::setMidiDevice ( int iMidiDevice )
268  {  {
269          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
270            if (pMainForm == NULL)
271                    return false;
272            if (pMainForm->client() == NULL || m_iChannelID < 0)
273                  return false;                  return false;
274          if (m_iInstrumentStatus == 100 && m_iMidiDevice == iMidiDevice)          if (m_iInstrumentStatus == 100 && m_iMidiDevice == iMidiDevice)
275                  return true;                  return true;
276    
277          if (::lscp_set_channel_midi_device(client(), m_iChannelID, iMidiDevice) != LSCP_OK) {          if (::lscp_set_channel_midi_device(pMainForm->client(), m_iChannelID, iMidiDevice) != LSCP_OK) {
278                  appendMessagesClient("lscp_set_channel_midi_device");                  appendMessagesClient("lscp_set_channel_midi_device");
279                  return false;                  return false;
280          }          }
# Line 300  int qsamplerChannel::midiPort (void) con Line 294  int qsamplerChannel::midiPort (void) con
294    
295  bool qsamplerChannel::setMidiPort ( int iMidiPort )  bool qsamplerChannel::setMidiPort ( int iMidiPort )
296  {  {
297          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
298            if (pMainForm == NULL)
299                    return false;
300            if (pMainForm->client() == NULL || m_iChannelID < 0)
301                  return false;                  return false;
302          if (m_iInstrumentStatus == 100 && m_iMidiPort == iMidiPort)          if (m_iInstrumentStatus == 100 && m_iMidiPort == iMidiPort)
303                  return true;                  return true;
304    
305          if (::lscp_set_channel_midi_port(client(), m_iChannelID, iMidiPort) != LSCP_OK) {          if (::lscp_set_channel_midi_port(pMainForm->client(), m_iChannelID, iMidiPort) != LSCP_OK) {
306                  appendMessagesClient("lscp_set_channel_midi_port");                  appendMessagesClient("lscp_set_channel_midi_port");
307                  return false;                  return false;
308          }          }
# Line 325  int qsamplerChannel::midiChannel (void) Line 322  int qsamplerChannel::midiChannel (void)
322    
323  bool qsamplerChannel::setMidiChannel ( int iMidiChannel )  bool qsamplerChannel::setMidiChannel ( int iMidiChannel )
324  {  {
325          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
326            if (pMainForm == NULL)
327                    return false;
328            if (pMainForm->client() == NULL || m_iChannelID < 0)
329                  return false;                  return false;
330          if (m_iInstrumentStatus == 100 && m_iMidiChannel == iMidiChannel)          if (m_iInstrumentStatus == 100 && m_iMidiChannel == iMidiChannel)
331                  return true;                  return true;
332    
333          if (::lscp_set_channel_midi_channel(client(), m_iChannelID, iMidiChannel) != LSCP_OK) {          if (::lscp_set_channel_midi_channel(pMainForm->client(), m_iChannelID, iMidiChannel) != LSCP_OK) {
334                  appendMessagesClient("lscp_set_channel_midi_channel");                  appendMessagesClient("lscp_set_channel_midi_channel");
335                  return false;                  return false;
336          }          }
# Line 342  bool qsamplerChannel::setMidiChannel ( i Line 342  bool qsamplerChannel::setMidiChannel ( i
342  }  }
343    
344    
345    // MIDI instrument map accessor.
346    int qsamplerChannel::midiMap (void) const
347    {
348            return m_iMidiMap;
349    }
350    
351    bool qsamplerChannel::setMidiMap ( int iMidiMap )
352    {
353            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
354            if (pMainForm == NULL)
355                    return false;
356            if (pMainForm->client() == NULL || m_iChannelID < 0)
357                    return false;
358            if (m_iInstrumentStatus == 100 && m_iMidiMap == iMidiMap)
359                    return true;
360    #ifdef CONFIG_MIDI_INSTRUMENT
361            if (::lscp_set_channel_midi_map(pMainForm->client(), m_iChannelID, iMidiMap) != LSCP_OK) {
362                    appendMessagesClient("lscp_set_channel_midi_map");
363                    return false;
364            }
365    #endif
366            appendMessages(QObject::tr("MIDI map: %1.").arg(iMidiMap));
367    
368            m_iMidiMap = iMidiMap;
369            return true;
370    }
371    
372    
373  // Audio device accessor.  // Audio device accessor.
374  int qsamplerChannel::audioDevice (void) const  int qsamplerChannel::audioDevice (void) const
375  {  {
# Line 350  int qsamplerChannel::audioDevice (void) Line 378  int qsamplerChannel::audioDevice (void)
378    
379  bool qsamplerChannel::setAudioDevice ( int iAudioDevice )  bool qsamplerChannel::setAudioDevice ( int iAudioDevice )
380  {  {
381          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
382            if (pMainForm == NULL)
383                    return false;
384            if (pMainForm->client() == NULL || m_iChannelID < 0)
385                  return false;                  return false;
386          if (m_iInstrumentStatus == 100 && m_iAudioDevice == iAudioDevice)          if (m_iInstrumentStatus == 100 && m_iAudioDevice == iAudioDevice)
387                  return true;                  return true;
388    
389          if (::lscp_set_channel_audio_device(client(), m_iChannelID, iAudioDevice) != LSCP_OK) {          if (::lscp_set_channel_audio_device(pMainForm->client(), m_iChannelID, iAudioDevice) != LSCP_OK) {
390                  appendMessagesClient("lscp_set_channel_audio_device");                  appendMessagesClient("lscp_set_channel_audio_device");
391                  return false;                  return false;
392          }          }
# Line 375  const QString& qsamplerChannel::audioDri Line 406  const QString& qsamplerChannel::audioDri
406    
407  bool qsamplerChannel::setAudioDriver ( const QString& sAudioDriver )  bool qsamplerChannel::setAudioDriver ( const QString& sAudioDriver )
408  {  {
409          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
410            if (pMainForm == NULL)
411                    return false;
412            if (pMainForm->client() == NULL || m_iChannelID < 0)
413                  return false;                  return false;
414          if (m_iInstrumentStatus == 100 && m_sAudioDriver == sAudioDriver)          if (m_iInstrumentStatus == 100 && m_sAudioDriver == sAudioDriver)
415                  return true;                  return true;
416    
417          if (::lscp_set_channel_audio_type(client(), m_iChannelID, sAudioDriver.latin1()) != LSCP_OK) {          if (::lscp_set_channel_audio_type(pMainForm->client(), m_iChannelID, sAudioDriver.latin1()) != LSCP_OK) {
418                  appendMessagesClient("lscp_set_channel_audio_type");                  appendMessagesClient("lscp_set_channel_audio_type");
419                  return false;                  return false;
420          }          }
# Line 400  float qsamplerChannel::volume (void) con Line 434  float qsamplerChannel::volume (void) con
434    
435  bool qsamplerChannel::setVolume ( float fVolume )  bool qsamplerChannel::setVolume ( float fVolume )
436  {  {
437          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
438            if (pMainForm == NULL)
439                    return false;
440            if (pMainForm->client() == NULL || m_iChannelID < 0)
441                  return false;                  return false;
442          if (m_iInstrumentStatus == 100 && m_fVolume == fVolume)          if (m_iInstrumentStatus == 100 && m_fVolume == fVolume)
443                  return true;                  return true;
444    
445          if (::lscp_set_channel_volume(client(), m_iChannelID, fVolume) != LSCP_OK) {          if (::lscp_set_channel_volume(pMainForm->client(), m_iChannelID, fVolume) != LSCP_OK) {
446                  appendMessagesClient("lscp_set_channel_volume");                  appendMessagesClient("lscp_set_channel_volume");
447                  return false;                  return false;
448          }          }
# Line 417  bool qsamplerChannel::setVolume ( float Line 454  bool qsamplerChannel::setVolume ( float
454  }  }
455    
456    
457    // Sampler channel mute state.
458    bool qsamplerChannel::channelMute (void) const
459    {
460            return m_bMute;
461    }
462    
463    bool qsamplerChannel::setChannelMute ( bool bMute )
464    {
465            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
466            if (pMainForm == NULL)
467                    return false;
468            if (pMainForm->client() == NULL || m_iChannelID < 0)
469                    return false;
470            if (m_iInstrumentStatus == 100 && ((m_bMute && bMute) || (!m_bMute && !bMute)))
471                    return true;
472    
473    #ifdef CONFIG_MUTE_SOLO
474            if (::lscp_set_channel_mute(pMainForm->client(), m_iChannelID, bMute) != LSCP_OK) {
475                    appendMessagesClient("lscp_set_channel_mute");
476                    return false;
477            }
478            appendMessages(QObject::tr("Mute: %1.").arg((int) bMute));
479            m_bMute = bMute;
480            return true;
481    #else
482            return false;
483    #endif
484    }
485    
486    
487    // Sampler channel solo state.
488    bool qsamplerChannel::channelSolo (void) const
489    {
490            return m_bSolo;
491    }
492    
493    bool qsamplerChannel::setChannelSolo ( bool bSolo )
494    {
495            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
496            if (pMainForm == NULL)
497                    return false;
498            if (pMainForm->client() == NULL || m_iChannelID < 0)
499                    return false;
500            if (m_iInstrumentStatus == 100 && ((m_bSolo && bSolo) || (!m_bSolo && !bSolo)))
501                    return true;
502    
503    #ifdef CONFIG_MUTE_SOLO
504            if (::lscp_set_channel_solo(pMainForm->client(), m_iChannelID, bSolo) != LSCP_OK) {
505                    appendMessagesClient("lscp_set_channel_solo");
506                    return false;
507            }
508            appendMessages(QObject::tr("Solo: %1.").arg((int) bSolo));
509            m_bSolo = bSolo;
510            return true;
511    #else
512            return false;
513    #endif
514    }
515    
516    
517    // Audio routing accessors.
518    int qsamplerChannel::audioChannel ( int iAudioOut ) const
519    {
520            return m_audioRouting[iAudioOut];
521    }
522    
523    bool qsamplerChannel::setAudioChannel ( int iAudioOut, int iAudioIn )
524    {
525            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
526            if (pMainForm == NULL)
527                    return false;
528            if (pMainForm->client() == NULL || m_iChannelID < 0)
529                    return false;
530            if (m_iInstrumentStatus == 100 &&
531                            m_audioRouting[iAudioOut] == iAudioIn)
532                    return true;
533    
534            if (::lscp_set_channel_audio_channel(pMainForm->client(),
535                            m_iChannelID, iAudioOut, iAudioIn) != LSCP_OK) {
536                    appendMessagesClient("lscp_set_channel_audio_channel");
537                    return false;
538            }
539    
540            appendMessages(QObject::tr("Audio Channel: %1 -> %2.")
541                    .arg(iAudioOut).arg(iAudioIn));
542    
543            m_audioRouting[iAudioOut] = iAudioIn;
544            return true;
545    }
546    
547    // The audio routing map itself.
548    const qsamplerChannelRoutingMap& qsamplerChannel::audioRouting (void) const
549    {
550            return m_audioRouting;
551    }
552    
553    
554  // Istrument name remapper.  // Istrument name remapper.
555  void qsamplerChannel::updateInstrumentName (void)  void qsamplerChannel::updateInstrumentName (void)
556  {  {
# Line 430  void qsamplerChannel::updateInstrumentNa Line 564  void qsamplerChannel::updateInstrumentNa
564  // Update whole channel info state.  // Update whole channel info state.
565  bool qsamplerChannel::updateChannelInfo (void)  bool qsamplerChannel::updateChannelInfo (void)
566  {  {
567          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
568            if (pMainForm == NULL)
569                    return false;
570            if (pMainForm->client() == NULL || m_iChannelID < 0)
571                  return false;                  return false;
572    
573          // Read channel information.          // Read channel information.
574          lscp_channel_info_t *pChannelInfo = ::lscp_get_channel_info(client(), m_iChannelID);          lscp_channel_info_t *pChannelInfo = ::lscp_get_channel_info(pMainForm->client(), m_iChannelID);
575          if (pChannelInfo == NULL) {          if (pChannelInfo == NULL) {
576                  appendMessagesClient("lscp_get_channel_info");                  appendMessagesClient("lscp_get_channel_info");
577                  appendMessagesError(QObject::tr("Could not get channel information.\n\nSorry."));                  appendMessagesError(QObject::tr("Could not get channel information.\n\nSorry."));
# Line 463  bool qsamplerChannel::updateChannelInfo Line 600  bool qsamplerChannel::updateChannelInfo
600          m_iMidiDevice       = pChannelInfo->midi_device;          m_iMidiDevice       = pChannelInfo->midi_device;
601          m_iMidiPort         = pChannelInfo->midi_port;          m_iMidiPort         = pChannelInfo->midi_port;
602          m_iMidiChannel      = pChannelInfo->midi_channel;          m_iMidiChannel      = pChannelInfo->midi_channel;
603    #ifdef CONFIG_MIDI_INSTRUMENT
604            m_iMidiMap          = pChannelInfo->midi_map;
605    #endif
606          m_iAudioDevice      = pChannelInfo->audio_device;          m_iAudioDevice      = pChannelInfo->audio_device;
607          m_fVolume           = pChannelInfo->volume;          m_fVolume           = pChannelInfo->volume;
608    #ifdef CONFIG_MUTE_SOLO
609            m_bMute             = pChannelInfo->mute;
610            m_bSolo             = pChannelInfo->solo;
611    #endif
612          // Some sanity checks.          // Some sanity checks.
613          if (m_sEngineName == "NONE" || m_sEngineName.isEmpty())          if (m_sEngineName == "NONE" || m_sEngineName.isEmpty())
614                  m_sEngineName = QString::null;                  m_sEngineName = QString::null;
# Line 477  bool qsamplerChannel::updateChannelInfo Line 621  bool qsamplerChannel::updateChannelInfo
621          lscp_device_info_t *pDeviceInfo;          lscp_device_info_t *pDeviceInfo;
622          const QString sNone = QObject::tr("(none)");          const QString sNone = QObject::tr("(none)");
623          // Audio device driver type.          // Audio device driver type.
624          pDeviceInfo = ::lscp_get_audio_device_info(client(), m_iAudioDevice);          pDeviceInfo = ::lscp_get_audio_device_info(pMainForm->client(), m_iAudioDevice);
625          if (pDeviceInfo == NULL) {          if (pDeviceInfo == NULL) {
626                  appendMessagesClient("lscp_get_audio_device_info");                  appendMessagesClient("lscp_get_audio_device_info");
627                  m_sAudioDriver = sNone;                  m_sAudioDriver = sNone;
# Line 485  bool qsamplerChannel::updateChannelInfo Line 629  bool qsamplerChannel::updateChannelInfo
629                  m_sAudioDriver = pDeviceInfo->driver;                  m_sAudioDriver = pDeviceInfo->driver;
630          }          }
631          // MIDI device driver type.          // MIDI device driver type.
632          pDeviceInfo = ::lscp_get_midi_device_info(client(), m_iMidiDevice);          pDeviceInfo = ::lscp_get_midi_device_info(pMainForm->client(), m_iMidiDevice);
633          if (pDeviceInfo == NULL) {          if (pDeviceInfo == NULL) {
634                  appendMessagesClient("lscp_get_midi_device_info");                  appendMessagesClient("lscp_get_midi_device_info");
635                  m_sMidiDriver = sNone;                  m_sMidiDriver = sNone;
# Line 493  bool qsamplerChannel::updateChannelInfo Line 637  bool qsamplerChannel::updateChannelInfo
637                  m_sMidiDriver = pDeviceInfo->driver;                  m_sMidiDriver = pDeviceInfo->driver;
638          }          }
639    
640            // Set the audio routing map.
641            m_audioRouting.clear();
642    #ifdef CONFIG_AUDIO_ROUTING
643            int *piAudioRouting = pChannelInfo->audio_routing;
644            for (int i = 0; piAudioRouting && piAudioRouting[i] >= 0; i++)
645                    m_audioRouting[i] = piAudioRouting[i];
646    #else
647            char **ppszAudioRouting = pChannelInfo->audio_routing;
648            for (int i = 0; ppszAudioRouting && ppszAudioRouting[i]; i++)
649                    m_audioRouting[i] = ::atoi(ppszAudioRouting[i]);
650    #endif
651    
652          return true;          return true;
653  }  }
654    
# Line 500  bool qsamplerChannel::updateChannelInfo Line 656  bool qsamplerChannel::updateChannelInfo
656  // Reset channel method.  // Reset channel method.
657  bool qsamplerChannel::channelReset (void)  bool qsamplerChannel::channelReset (void)
658  {  {
659          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
660            if (pMainForm == NULL)
661                    return false;
662            if (pMainForm->client() == NULL || m_iChannelID < 0)
663                  return false;                  return false;
664    
665          if (::lscp_reset_channel(client(), m_iChannelID) != LSCP_OK) {          if (::lscp_reset_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) {
666                  appendMessagesClient("lscp_reset_channel");                  appendMessagesClient("lscp_reset_channel");
667                  return false;                  return false;
668          }          }
# Line 514  bool qsamplerChannel::channelReset (void Line 673  bool qsamplerChannel::channelReset (void
673  }  }
674    
675    
676    // Spawn instrument editor method.
677    bool qsamplerChannel::editChannel (void)
678    {
679    #ifdef CONFIG_EDIT_INSTRUMENT
680    
681            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
682            if (pMainForm == NULL)
683                    return false;
684            if (pMainForm->client() == NULL || m_iChannelID < 0)
685                    return false;
686    
687            if (::lscp_edit_instrument(pMainForm->client(), m_iChannelID) != LSCP_OK) {
688                    appendMessagesClient("lscp_edit_instrument");
689                    appendMessagesError(QObject::tr(
690                            "Could not launch an appropriate instrument editor "
691                            "for the given instrument!\n"
692                            "Make sure you have an appropriate "
693                            "instrument editor like 'gigedit' installed\n"
694                            "and that it placed its mandatory DLL file "
695                            "into the sampler's plugin directory.")
696                    );
697                    return false;
698            }
699    
700            appendMessages(QObject::tr("edit instrument."));
701    
702            return true;
703    
704    #else
705    
706            appendMessagesError(QObject::tr(
707                    "Sorry, QSampler was compiled for a version of liblscp "
708                    "which lacks this feature.\n"
709                    "You may want to update liblscp and recompile QSampler afterwards.")
710            );
711    
712            return false;
713    
714    #endif
715    }
716    
717    
718  // Channel setup dialog form.  // Channel setup dialog form.
719  bool qsamplerChannel::channelSetup ( QWidget *pParent )  bool qsamplerChannel::channelSetup ( QWidget *pParent )
720  {  {
721            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
722            if (pMainForm == NULL)
723                    return false;
724    
725          bool bResult = false;          bool bResult = false;
726    
727          appendMessages(QObject::tr("setup..."));          appendMessages(QObject::tr("setup..."));
# Line 535  bool qsamplerChannel::channelSetup ( QWi Line 740  bool qsamplerChannel::channelSetup ( QWi
740  // Redirected messages output methods.  // Redirected messages output methods.
741  void qsamplerChannel::appendMessages( const QString& s ) const  void qsamplerChannel::appendMessages( const QString& s ) const
742  {  {
743          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
744                  m_pMainForm->appendMessages(channelName() + ' ' + s);          if (pMainForm)
745                    pMainForm->appendMessages(channelName() + ' ' + s);
746  }  }
747    
748  void qsamplerChannel::appendMessagesColor( const QString& s,  void qsamplerChannel::appendMessagesColor( const QString& s,
749          const QString& c ) const          const QString& c ) const
750  {  {
751          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
752                  m_pMainForm->appendMessagesColor(channelName() + ' ' + s, c);          if (pMainForm)
753                    pMainForm->appendMessagesColor(channelName() + ' ' + s, c);
754  }  }
755    
756  void qsamplerChannel::appendMessagesText( const QString& s ) const  void qsamplerChannel::appendMessagesText( const QString& s ) const
757  {  {
758          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
759                  m_pMainForm->appendMessagesText(channelName() + ' ' + s);          if (pMainForm)
760                    pMainForm->appendMessagesText(channelName() + ' ' + s);
761  }  }
762    
763  void qsamplerChannel::appendMessagesError( const QString& s ) const  void qsamplerChannel::appendMessagesError( const QString& s ) const
764  {  {
765          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
766                  m_pMainForm->appendMessagesError(channelName() + "\n\n" + s);          if (pMainForm)
767                    pMainForm->appendMessagesError(channelName() + "\n\n" + s);
768  }  }
769    
770  void qsamplerChannel::appendMessagesClient( const QString& s ) const  void qsamplerChannel::appendMessagesClient( const QString& s ) const
771  {  {
772          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
773                  m_pMainForm->appendMessagesClient(channelName() + ' ' + s);          if (pMainForm)
774                    pMainForm->appendMessagesClient(channelName() + ' ' + s);
775  }  }
776    
777    
778  // Context menu event handler.  // Context menu event handler.
779  void qsamplerChannel::contextMenuEvent( QContextMenuEvent *pEvent )  void qsamplerChannel::contextMenuEvent( QContextMenuEvent *pEvent )
780  {  {
781          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
782                  m_pMainForm->contextMenuEvent(pEvent);          if (pMainForm)
783                    pMainForm->contextMenuEvent(pEvent);
784  }  }
785    
786    
# Line 674  QString qsamplerChannel::loadingInstrume Line 885  QString qsamplerChannel::loadingInstrume
885  }  }
886    
887    
888    
889    //-------------------------------------------------------------------------
890    // qsamplerChannelRoutingTable - Channel routing table.
891    //
892    
893    // Constructor.
894    qsamplerChannelRoutingTable::qsamplerChannelRoutingTable (
895            QWidget *pParent, const char *pszName )
896            : QTable(pParent, pszName)
897    {
898            // Set fixed number of columns.
899            QTable::setNumCols(2);
900            QTable::setShowGrid(false);
901            QTable::setSorting(false);
902            QTable::setFocusStyle(QTable::FollowStyle);
903            QTable::setSelectionMode(QTable::NoSelection);
904            // No vertical header.
905            QTable::verticalHeader()->hide();
906            QTable::setLeftMargin(0);
907            // Initialize the fixed table column headings.
908            QHeader *pHeader = QTable::horizontalHeader();
909            pHeader->setLabel(0, tr("Sampler Channel"));
910            pHeader->setLabel(1, tr("Device Channel"));
911            // Set read-onlyness of each column
912            QTable::setColumnReadOnly(0, true);
913    //      QTable::setColumnReadOnly(1, false); -- of course not.
914            QTable::setColumnStretchable(1, true);
915    }
916    
917    // Default destructor.
918    qsamplerChannelRoutingTable::~qsamplerChannelRoutingTable (void)
919    {
920    }
921    
922    
923    // Routing map table renderer.
924    void qsamplerChannelRoutingTable::refresh ( qsamplerDevice *pDevice,
925            const qsamplerChannelRoutingMap& routing )
926    {
927            if (pDevice == NULL)
928                    return;
929    
930            // Always (re)start it empty.
931            QTable::setUpdatesEnabled(false);
932            QTable::setNumRows(0);
933    
934            // The common device port item list.
935            QStringList opts;
936            qsamplerDevicePortList& ports = pDevice->ports();
937            qsamplerDevicePort *pPort;
938            for (pPort = ports.first(); pPort; pPort = ports.next()) {
939                    opts.append(pDevice->deviceTypeName()
940                            + ' ' + pDevice->driverName()
941                            + ' ' + pPort->portName());
942            }
943    
944            // Those items shall have a proper pixmap...
945            QPixmap pmChannel = QPixmap::fromMimeSource("qsamplerChannel.png");
946            QPixmap pmDevice;
947            switch (pDevice->deviceType()) {
948            case qsamplerDevice::Audio:
949                    pmDevice = QPixmap::fromMimeSource("audio2.png");
950                    break;
951            case qsamplerDevice::Midi:
952                    pmDevice = QPixmap::fromMimeSource("midi2.png");
953                    break;
954            case qsamplerDevice::None:
955                    break;
956            }
957    
958            // Fill the routing table...
959            QTable::insertRows(0, routing.count());
960            int iRow = 0;
961            qsamplerChannelRoutingMap::ConstIterator iter;
962            for (iter = routing.begin(); iter != routing.end(); ++iter) {
963                    QTable::setPixmap(iRow, 0, pmChannel);
964                    QTable::setText(iRow, 0, pDevice->deviceTypeName()
965                            + ' ' + QString::number(iter.key()));
966                    qsamplerChannelRoutingComboBox *pComboItem =
967                            new qsamplerChannelRoutingComboBox(this, opts, pmDevice);
968                    pComboItem->setCurrentItem(iter.data());
969                    QTable::setItem(iRow, 1, pComboItem);
970                    ++iRow;
971            }
972    
973            // Adjust optimal column widths.
974            QTable::adjustColumn(0);
975            QTable::adjustColumn(1);
976    
977            QTable::setUpdatesEnabled(true);
978            QTable::updateContents();
979    }
980    
981    
982    // Commit any pending editing.
983    void qsamplerChannelRoutingTable::flush (void)
984    {
985            if (QTable::isEditing())
986                QTable::endEdit(QTable::currEditRow(), QTable::currEditCol(), true, true);
987    }
988    
989    
990    //-------------------------------------------------------------------------
991    // qsamplerChannelRoutingComboBox - Custom combo box for routing table.
992    //
993    
994    // Constructor.
995    qsamplerChannelRoutingComboBox::qsamplerChannelRoutingComboBox (
996            QTable *pTable, const QStringList& list, const QPixmap& pixmap )
997            : QTableItem(pTable, QTableItem::WhenCurrent, QString::null, pixmap),
998            m_list(list)
999    {
1000            m_iCurrentItem = 0;
1001    }
1002    
1003    // Public accessors.
1004    void qsamplerChannelRoutingComboBox::setCurrentItem ( int iCurrentItem )
1005    {
1006            m_iCurrentItem = iCurrentItem;
1007    
1008            QTableItem::setText(m_list[iCurrentItem]);
1009    }
1010    
1011    int qsamplerChannelRoutingComboBox::currentItem (void) const
1012    {
1013            return m_iCurrentItem;
1014    }
1015    
1016    // Virtual implemetations.
1017    QWidget *qsamplerChannelRoutingComboBox::createEditor (void) const
1018    {
1019            QComboBox *pComboBox = new QComboBox(QTableItem::table()->viewport());
1020            QObject::connect(pComboBox, SIGNAL(activated(int)),
1021                    QTableItem::table(), SLOT(doValueChanged()));
1022            for (QStringList::ConstIterator iter = m_list.begin();
1023                            iter != m_list.end(); iter++) {
1024                    pComboBox->insertItem(QTableItem::pixmap(), *iter);
1025            }
1026            pComboBox->setCurrentItem(m_iCurrentItem);
1027            return pComboBox;
1028    }
1029    
1030    void qsamplerChannelRoutingComboBox::setContentFromEditor ( QWidget *pWidget )
1031    {
1032            if (pWidget->inherits("QComboBox")) {
1033                    QComboBox *pComboBox = (QComboBox *) pWidget;
1034                    m_iCurrentItem = pComboBox->currentItem();
1035                    QTableItem::setText(pComboBox->currentText());
1036            }
1037            else QTableItem::setContentFromEditor(pWidget);
1038    }
1039    
1040    
1041  // end of qsamplerChannel.cpp  // end of qsamplerChannel.cpp
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