/[svn]/qsampler/trunk/src/qsamplerChannel.cpp
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revision 490 by capela, Fri Apr 1 00:34:58 2005 UTC revision 1367 by capela, Mon Oct 1 22:03:35 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            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
681            if (pMainForm == NULL)
682                    return false;
683            if (pMainForm->client() == NULL || m_iChannelID < 0)
684                    return false;
685    
686            if (::lscp_edit_instrument(pMainForm->client(), m_iChannelID) != LSCP_OK) {
687                    appendMessagesClient("lscp_edit_instrument");
688                    appendMessagesError(QObject::tr(
689                            "Could not launch an appropriate instrument editor "
690                            "for the given instrument!\n"
691                            "Make sure you have an appropriate instrument editor like"
692                            "'gigedit' installed and that it placed its mandatory "
693                            "DLL file into the sampler's plugin directory.")
694                    );
695                    return false;
696            }
697    
698            appendMessages(QObject::tr("edit instrument."));
699    
700            return true;
701    #else
702            appendMessagesError(QObject::tr(
703                    "Sorry, QSampler was compiled for a version of liblscp "
704                    "which lacks this feature.\n"
705                    "You may want to update liblscp and recompile QSampler afterwards.")
706            );
707            return false;
708    #endif
709    }
710    
711    
712  // Channel setup dialog form.  // Channel setup dialog form.
713  bool qsamplerChannel::channelSetup ( QWidget *pParent )  bool qsamplerChannel::channelSetup ( QWidget *pParent )
714  {  {
715            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
716            if (pMainForm == NULL)
717                    return false;
718    
719          bool bResult = false;          bool bResult = false;
720    
721          appendMessages(QObject::tr("setup..."));          appendMessages(QObject::tr("setup..."));
# Line 535  bool qsamplerChannel::channelSetup ( QWi Line 734  bool qsamplerChannel::channelSetup ( QWi
734  // Redirected messages output methods.  // Redirected messages output methods.
735  void qsamplerChannel::appendMessages( const QString& s ) const  void qsamplerChannel::appendMessages( const QString& s ) const
736  {  {
737          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
738                  m_pMainForm->appendMessages(channelName() + ' ' + s);          if (pMainForm)
739                    pMainForm->appendMessages(channelName() + ' ' + s);
740  }  }
741    
742  void qsamplerChannel::appendMessagesColor( const QString& s,  void qsamplerChannel::appendMessagesColor( const QString& s,
743          const QString& c ) const          const QString& c ) const
744  {  {
745          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
746                  m_pMainForm->appendMessagesColor(channelName() + ' ' + s, c);          if (pMainForm)
747                    pMainForm->appendMessagesColor(channelName() + ' ' + s, c);
748  }  }
749    
750  void qsamplerChannel::appendMessagesText( const QString& s ) const  void qsamplerChannel::appendMessagesText( const QString& s ) const
751  {  {
752          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
753                  m_pMainForm->appendMessagesText(channelName() + ' ' + s);          if (pMainForm)
754                    pMainForm->appendMessagesText(channelName() + ' ' + s);
755  }  }
756    
757  void qsamplerChannel::appendMessagesError( const QString& s ) const  void qsamplerChannel::appendMessagesError( const QString& s ) const
758  {  {
759          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
760                  m_pMainForm->appendMessagesError(channelName() + "\n\n" + s);          if (pMainForm)
761                    pMainForm->appendMessagesError(channelName() + "\n\n" + s);
762  }  }
763    
764  void qsamplerChannel::appendMessagesClient( const QString& s ) const  void qsamplerChannel::appendMessagesClient( const QString& s ) const
765  {  {
766          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
767                  m_pMainForm->appendMessagesClient(channelName() + ' ' + s);          if (pMainForm)
768                    pMainForm->appendMessagesClient(channelName() + ' ' + s);
769  }  }
770    
771    
772  // Context menu event handler.  // Context menu event handler.
773  void qsamplerChannel::contextMenuEvent( QContextMenuEvent *pEvent )  void qsamplerChannel::contextMenuEvent( QContextMenuEvent *pEvent )
774  {  {
775          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
776                  m_pMainForm->contextMenuEvent(pEvent);          if (pMainForm)
777                    pMainForm->contextMenuEvent(pEvent);
778  }  }
779    
780    
# Line 602  QStringList qsamplerChannel::getInstrume Line 807  QStringList qsamplerChannel::getInstrume
807          if (isInstrumentFile(sInstrumentFile)) {          if (isInstrumentFile(sInstrumentFile)) {
808  #ifdef CONFIG_LIBGIG  #ifdef CONFIG_LIBGIG
809                  if (bInstrumentNames) {                  if (bInstrumentNames) {
810                          RIFF::File *pRiff = new RIFF::File(sInstrumentFile);                          RIFF::File *pRiff = new RIFF::File(sInstrumentFile.latin1());
811                          gig::File  *pGig  = new gig::File(pRiff);                          gig::File  *pGig  = new gig::File(pRiff);
812                          gig::Instrument *pInstrument = pGig->GetFirstInstrument();                          gig::Instrument *pInstrument = pGig->GetFirstInstrument();
813                          while (pInstrument) {                          while (pInstrument) {
# Line 633  QString qsamplerChannel::getInstrumentNa Line 838  QString qsamplerChannel::getInstrumentNa
838                  sInstrumentName = QFileInfo(sInstrumentFile).fileName();                  sInstrumentName = QFileInfo(sInstrumentFile).fileName();
839  #ifdef CONFIG_LIBGIG  #ifdef CONFIG_LIBGIG
840                  if (bInstrumentNames) {                  if (bInstrumentNames) {
841                          RIFF::File *pRiff = new RIFF::File(sInstrumentFile);                          RIFF::File *pRiff = new RIFF::File(sInstrumentFile.latin1());
842                          gig::File  *pGig  = new gig::File(pRiff);                          gig::File  *pGig  = new gig::File(pRiff);
843                          int iIndex = 0;                          int iIndex = 0;
844                          gig::Instrument *pInstrument = pGig->GetFirstInstrument();                          gig::Instrument *pInstrument = pGig->GetFirstInstrument();
# Line 669  QString qsamplerChannel::noInstrumentNam Line 874  QString qsamplerChannel::noInstrumentNam
874          return QObject::tr("(No instrument)");          return QObject::tr("(No instrument)");
875  }  }
876    
877    QString qsamplerChannel::loadingInstrument (void) {
878            return QObject::tr("(Loading instrument...)");
879    }
880    
881    
882    
883    //-------------------------------------------------------------------------
884    // qsamplerChannelRoutingTable - Channel routing table.
885    //
886    
887    // Constructor.
888    qsamplerChannelRoutingTable::qsamplerChannelRoutingTable (
889            QWidget *pParent, const char *pszName )
890            : QTable(pParent, pszName)
891    {
892            // Set fixed number of columns.
893            QTable::setNumCols(2);
894            QTable::setShowGrid(false);
895            QTable::setSorting(false);
896            QTable::setFocusStyle(QTable::FollowStyle);
897            QTable::setSelectionMode(QTable::NoSelection);
898            // No vertical header.
899            QTable::verticalHeader()->hide();
900            QTable::setLeftMargin(0);
901            // Initialize the fixed table column headings.
902            QHeader *pHeader = QTable::horizontalHeader();
903            pHeader->setLabel(0, tr("Sampler Channel"));
904            pHeader->setLabel(1, tr("Device Channel"));
905            // Set read-onlyness of each column
906            QTable::setColumnReadOnly(0, true);
907    //      QTable::setColumnReadOnly(1, false); -- of course not.
908            QTable::setColumnStretchable(1, true);
909    }
910    
911    // Default destructor.
912    qsamplerChannelRoutingTable::~qsamplerChannelRoutingTable (void)
913    {
914    }
915    
916    
917    // Routing map table renderer.
918    void qsamplerChannelRoutingTable::refresh ( qsamplerDevice *pDevice,
919            const qsamplerChannelRoutingMap& routing )
920    {
921            if (pDevice == NULL)
922                    return;
923    
924            // Always (re)start it empty.
925            QTable::setUpdatesEnabled(false);
926            QTable::setNumRows(0);
927    
928            // The common device port item list.
929            QStringList opts;
930            qsamplerDevicePortList& ports = pDevice->ports();
931            qsamplerDevicePort *pPort;
932            for (pPort = ports.first(); pPort; pPort = ports.next()) {
933                    opts.append(pDevice->deviceTypeName()
934                            + ' ' + pDevice->driverName()
935                            + ' ' + pPort->portName());
936            }
937    
938            // Those items shall have a proper pixmap...
939            QPixmap pmChannel = QPixmap::fromMimeSource("qsamplerChannel.png");
940            QPixmap pmDevice;
941            switch (pDevice->deviceType()) {
942            case qsamplerDevice::Audio:
943                    pmDevice = QPixmap::fromMimeSource("audio2.png");
944                    break;
945            case qsamplerDevice::Midi:
946                    pmDevice = QPixmap::fromMimeSource("midi2.png");
947                    break;
948            case qsamplerDevice::None:
949                    break;
950            }
951    
952            // Fill the routing table...
953            QTable::insertRows(0, routing.count());
954            int iRow = 0;
955            qsamplerChannelRoutingMap::ConstIterator iter;
956            for (iter = routing.begin(); iter != routing.end(); ++iter) {
957                    QTable::setPixmap(iRow, 0, pmChannel);
958                    QTable::setText(iRow, 0, pDevice->deviceTypeName()
959                            + ' ' + QString::number(iter.key()));
960                    qsamplerChannelRoutingComboBox *pComboItem =
961                            new qsamplerChannelRoutingComboBox(this, opts, pmDevice);
962                    pComboItem->setCurrentItem(iter.data());
963                    QTable::setItem(iRow, 1, pComboItem);
964                    ++iRow;
965            }
966    
967            // Adjust optimal column widths.
968            QTable::adjustColumn(0);
969            QTable::adjustColumn(1);
970    
971            QTable::setUpdatesEnabled(true);
972            QTable::updateContents();
973    }
974    
975    
976    // Commit any pending editing.
977    void qsamplerChannelRoutingTable::flush (void)
978    {
979            if (QTable::isEditing())
980                QTable::endEdit(QTable::currEditRow(), QTable::currEditCol(), true, true);
981    }
982    
983    
984    //-------------------------------------------------------------------------
985    // qsamplerChannelRoutingComboBox - Custom combo box for routing table.
986    //
987    
988    // Constructor.
989    qsamplerChannelRoutingComboBox::qsamplerChannelRoutingComboBox (
990            QTable *pTable, const QStringList& list, const QPixmap& pixmap )
991            : QTableItem(pTable, QTableItem::WhenCurrent, QString::null, pixmap),
992            m_list(list)
993    {
994            m_iCurrentItem = 0;
995    }
996    
997    // Public accessors.
998    void qsamplerChannelRoutingComboBox::setCurrentItem ( int iCurrentItem )
999    {
1000            m_iCurrentItem = iCurrentItem;
1001    
1002            QTableItem::setText(m_list[iCurrentItem]);
1003    }
1004    
1005    int qsamplerChannelRoutingComboBox::currentItem (void) const
1006    {
1007            return m_iCurrentItem;
1008    }
1009    
1010    // Virtual implemetations.
1011    QWidget *qsamplerChannelRoutingComboBox::createEditor (void) const
1012    {
1013            QComboBox *pComboBox = new QComboBox(QTableItem::table()->viewport());
1014            QObject::connect(pComboBox, SIGNAL(activated(int)),
1015                    QTableItem::table(), SLOT(doValueChanged()));
1016            for (QStringList::ConstIterator iter = m_list.begin();
1017                            iter != m_list.end(); iter++) {
1018                    pComboBox->insertItem(QTableItem::pixmap(), *iter);
1019            }
1020            pComboBox->setCurrentItem(m_iCurrentItem);
1021            return pComboBox;
1022    }
1023    
1024    void qsamplerChannelRoutingComboBox::setContentFromEditor ( QWidget *pWidget )
1025    {
1026            if (pWidget->inherits("QComboBox")) {
1027                    QComboBox *pComboBox = (QComboBox *) pWidget;
1028                    m_iCurrentItem = pComboBox->currentItem();
1029                    QTableItem::setText(pComboBox->currentText());
1030            }
1031            else QTableItem::setContentFromEditor(pWidget);
1032    }
1033    
1034    
1035  // end of qsamplerChannel.cpp  // end of qsamplerChannel.cpp
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