/[svn]/qsampler/trunk/src/qsamplerChannel.cpp
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revision 748 by capela, Wed Aug 17 23:03:26 2005 UTC revision 1386 by schoenebeck, Fri Oct 5 17:41:49 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 "qsamplerUtilities.h"
23    #include "qsamplerAbout.h"
24  #include "qsamplerChannel.h"  #include "qsamplerChannel.h"
25    
26  #include "qsamplerMainForm.h"  #include "qsamplerMainForm.h"
27  #include "qsamplerChannelForm.h"  #include "qsamplerChannelForm.h"
28    
 #include "config.h"  
   
29  #include <qfileinfo.h>  #include <qfileinfo.h>
30    #include <qcombobox.h>
31    
32  #ifdef CONFIG_LIBGIG  #ifdef CONFIG_LIBGIG
33  #include "gig.h"  #include "gig.h"
34  #endif  #endif
35    
36  #define QSAMPLER_INSTRUMENT_MAX 8  #define QSAMPLER_INSTRUMENT_MAX 100
37    
38    
39  //-------------------------------------------------------------------------  //-------------------------------------------------------------------------
# Line 40  Line 41 
41  //  //
42    
43  // Constructor.  // Constructor.
44  qsamplerChannel::qsamplerChannel ( qsamplerMainForm *pMainForm, int iChannelID )  qsamplerChannel::qsamplerChannel ( int iChannelID )
45  {  {
         m_pMainForm  = pMainForm;  
46          m_iChannelID = iChannelID;          m_iChannelID = iChannelID;
47    
48  //  m_sEngineName       = noEngineName();  //  m_sEngineName       = noEngineName();
# Line 54  qsamplerChannel::qsamplerChannel ( qsamp Line 54  qsamplerChannel::qsamplerChannel ( qsamp
54          m_iMidiDevice       = -1;          m_iMidiDevice       = -1;
55          m_iMidiPort         = -1;          m_iMidiPort         = -1;
56          m_iMidiChannel      = -1;          m_iMidiChannel      = -1;
57            m_iMidiMap          = -1;
58          m_sAudioDriver      = "ALSA";          m_sAudioDriver      = "ALSA";
59          m_iAudioDevice      = -1;          m_iAudioDevice      = -1;
60          m_fVolume           = 0.0;          m_fVolume           = 0.0;
61            m_bMute             = false;
62            m_bSolo             = false;
63  }  }
64    
65  // Default destructor.  // Default destructor.
# Line 66  qsamplerChannel::~qsamplerChannel (void) Line 68  qsamplerChannel::~qsamplerChannel (void)
68  }  }
69    
70    
 // 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();  
 }  
   
   
71  // Create a new sampler channel, if not already.  // Create a new sampler channel, if not already.
72  bool qsamplerChannel::addChannel (void)  bool qsamplerChannel::addChannel (void)
73  {  {
74          if (client() == NULL)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
75            if (pMainForm == NULL)
76                    return false;
77            if (pMainForm->client() == NULL)
78                  return false;                  return false;
79    
80          // Are we a new channel?          // Are we a new channel?
81          if (m_iChannelID < 0) {          if (m_iChannelID < 0) {
82                  m_iChannelID = ::lscp_add_channel(client());                  m_iChannelID = ::lscp_add_channel(pMainForm->client());
83                  if (m_iChannelID < 0) {                  if (m_iChannelID < 0) {
84                          appendMessagesClient("lscp_add_channel");                          appendMessagesClient("lscp_add_channel");
85                          appendMessagesError(QObject::tr("Could not add channel.\n\nSorry."));                          appendMessagesError(
86                                    QObject::tr("Could not add channel.\n\nSorry."));
87                  }   // Otherwise it's created...                  }   // Otherwise it's created...
88                  else appendMessages(QObject::tr("added."));                  else appendMessages(QObject::tr("added."));
89          }          }
# Line 117  bool qsamplerChannel::addChannel (void) Line 96  bool qsamplerChannel::addChannel (void)
96  // Remove sampler channel.  // Remove sampler channel.
97  bool qsamplerChannel::removeChannel (void)  bool qsamplerChannel::removeChannel (void)
98  {  {
99          if (client() == NULL)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
100            if (pMainForm == NULL)
101                    return false;
102            if (pMainForm->client() == NULL)
103                  return false;                  return false;
104    
105          // Are we an existing channel?          // Are we an existing channel?
106          if (m_iChannelID >= 0) {          if (m_iChannelID >= 0) {
107                  if (::lscp_remove_channel(client(), m_iChannelID) != LSCP_OK) {                  if (::lscp_remove_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) {
108                          appendMessagesClient("lscp_remove_channel");                          appendMessagesClient("lscp_remove_channel");
109                          appendMessagesError(QObject::tr("Could not remove channel.\n\nSorry."));                          appendMessagesError(QObject::tr("Could not remove channel.\n\nSorry."));
110                  } else {                  } else {
# Line 164  const QString& qsamplerChannel::engineNa Line 146  const QString& qsamplerChannel::engineNa
146    
147  bool qsamplerChannel::loadEngine ( const QString& sEngineName )  bool qsamplerChannel::loadEngine ( const QString& sEngineName )
148  {  {
149          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
150            if (pMainForm == NULL)
151                    return false;
152            if (pMainForm->client() == NULL || m_iChannelID < 0)
153                  return false;                  return false;
154          if (m_iInstrumentStatus == 100 && m_sEngineName == sEngineName)          if (m_iInstrumentStatus == 100 && m_sEngineName == sEngineName)
155                  return true;                  return true;
156    
157          if (::lscp_load_engine(client(), sEngineName.latin1(), m_iChannelID) != LSCP_OK) {          if (::lscp_load_engine(pMainForm->client(), sEngineName.latin1(), m_iChannelID) != LSCP_OK) {
158                  appendMessagesClient("lscp_load_engine");                  appendMessagesClient("lscp_load_engine");
159                  return false;                  return false;
160          }          }
161    
162          appendMessages(QObject::tr("Engine: %1.").arg(sEngineName));          appendMessages(QObject::tr("Engine: %1.").arg(sEngineName));
163    
164          m_sEngineName = sEngineName;          m_sEngineName = sEngineName;
# Line 207  int qsamplerChannel::instrumentStatus (v Line 193  int qsamplerChannel::instrumentStatus (v
193  // Instrument file loader.  // Instrument file loader.
194  bool qsamplerChannel::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr )  bool qsamplerChannel::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr )
195  {  {
196          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
197            if (pMainForm == NULL)
198                    return false;
199            if (pMainForm->client() == NULL || m_iChannelID < 0)
200                  return false;                  return false;
201          if (!isInstrumentFile(sInstrumentFile))          if (!isInstrumentFile(sInstrumentFile))
202                  return false;                  return false;
203          if (m_iInstrumentStatus == 100 && m_sInstrumentFile == sInstrumentFile && m_iInstrumentNr == iInstrumentNr)          if (m_iInstrumentStatus == 100 && m_sInstrumentFile == sInstrumentFile && m_iInstrumentNr == iInstrumentNr)
204                  return true;                  return true;
205    
206          if (::lscp_load_instrument_non_modal(client(), sInstrumentFile.latin1(), iInstrumentNr, m_iChannelID) != LSCP_OK) {          if (
207                    ::lscp_load_instrument_non_modal(
208                            pMainForm->client(),
209                            lscpEscapePath(sInstrumentFile).latin1(),
210                            iInstrumentNr, m_iChannelID
211                    ) != LSCP_OK
212            ) {
213                  appendMessagesClient("lscp_load_instrument");                  appendMessagesClient("lscp_load_instrument");
214                  return false;                  return false;
215          }          }
# Line 250  const QString& qsamplerChannel::midiDriv Line 245  const QString& qsamplerChannel::midiDriv
245    
246  bool qsamplerChannel::setMidiDriver ( const QString& sMidiDriver )  bool qsamplerChannel::setMidiDriver ( const QString& sMidiDriver )
247  {  {
248          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
249            if (pMainForm == NULL)
250                    return false;
251            if (pMainForm->client() == NULL || m_iChannelID < 0)
252                  return false;                  return false;
253          if (m_iInstrumentStatus == 100 && m_sMidiDriver == sMidiDriver)          if (m_iInstrumentStatus == 100 && m_sMidiDriver == sMidiDriver)
254                  return true;                  return true;
255    
256          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) {
257                  appendMessagesClient("lscp_set_channel_midi_type");                  appendMessagesClient("lscp_set_channel_midi_type");
258                  return false;                  return false;
259          }          }
# Line 275  int qsamplerChannel::midiDevice (void) c Line 273  int qsamplerChannel::midiDevice (void) c
273    
274  bool qsamplerChannel::setMidiDevice ( int iMidiDevice )  bool qsamplerChannel::setMidiDevice ( int iMidiDevice )
275  {  {
276          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
277            if (pMainForm == NULL)
278                    return false;
279            if (pMainForm->client() == NULL || m_iChannelID < 0)
280                  return false;                  return false;
281          if (m_iInstrumentStatus == 100 && m_iMidiDevice == iMidiDevice)          if (m_iInstrumentStatus == 100 && m_iMidiDevice == iMidiDevice)
282                  return true;                  return true;
283    
284          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) {
285                  appendMessagesClient("lscp_set_channel_midi_device");                  appendMessagesClient("lscp_set_channel_midi_device");
286                  return false;                  return false;
287          }          }
# Line 300  int qsamplerChannel::midiPort (void) con Line 301  int qsamplerChannel::midiPort (void) con
301    
302  bool qsamplerChannel::setMidiPort ( int iMidiPort )  bool qsamplerChannel::setMidiPort ( int iMidiPort )
303  {  {
304          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
305            if (pMainForm == NULL)
306                    return false;
307            if (pMainForm->client() == NULL || m_iChannelID < 0)
308                  return false;                  return false;
309          if (m_iInstrumentStatus == 100 && m_iMidiPort == iMidiPort)          if (m_iInstrumentStatus == 100 && m_iMidiPort == iMidiPort)
310                  return true;                  return true;
311    
312          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) {
313                  appendMessagesClient("lscp_set_channel_midi_port");                  appendMessagesClient("lscp_set_channel_midi_port");
314                  return false;                  return false;
315          }          }
# Line 325  int qsamplerChannel::midiChannel (void) Line 329  int qsamplerChannel::midiChannel (void)
329    
330  bool qsamplerChannel::setMidiChannel ( int iMidiChannel )  bool qsamplerChannel::setMidiChannel ( int iMidiChannel )
331  {  {
332          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
333            if (pMainForm == NULL)
334                    return false;
335            if (pMainForm->client() == NULL || m_iChannelID < 0)
336                  return false;                  return false;
337          if (m_iInstrumentStatus == 100 && m_iMidiChannel == iMidiChannel)          if (m_iInstrumentStatus == 100 && m_iMidiChannel == iMidiChannel)
338                  return true;                  return true;
339    
340          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) {
341                  appendMessagesClient("lscp_set_channel_midi_channel");                  appendMessagesClient("lscp_set_channel_midi_channel");
342                  return false;                  return false;
343          }          }
# Line 342  bool qsamplerChannel::setMidiChannel ( i Line 349  bool qsamplerChannel::setMidiChannel ( i
349  }  }
350    
351    
352    // MIDI instrument map accessor.
353    int qsamplerChannel::midiMap (void) const
354    {
355            return m_iMidiMap;
356    }
357    
358    bool qsamplerChannel::setMidiMap ( int iMidiMap )
359    {
360            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
361            if (pMainForm == NULL)
362                    return false;
363            if (pMainForm->client() == NULL || m_iChannelID < 0)
364                    return false;
365            if (m_iInstrumentStatus == 100 && m_iMidiMap == iMidiMap)
366                    return true;
367    #ifdef CONFIG_MIDI_INSTRUMENT
368            if (::lscp_set_channel_midi_map(pMainForm->client(), m_iChannelID, iMidiMap) != LSCP_OK) {
369                    appendMessagesClient("lscp_set_channel_midi_map");
370                    return false;
371            }
372    #endif
373            appendMessages(QObject::tr("MIDI map: %1.").arg(iMidiMap));
374    
375            m_iMidiMap = iMidiMap;
376            return true;
377    }
378    
379    
380  // Audio device accessor.  // Audio device accessor.
381  int qsamplerChannel::audioDevice (void) const  int qsamplerChannel::audioDevice (void) const
382  {  {
# Line 350  int qsamplerChannel::audioDevice (void) Line 385  int qsamplerChannel::audioDevice (void)
385    
386  bool qsamplerChannel::setAudioDevice ( int iAudioDevice )  bool qsamplerChannel::setAudioDevice ( int iAudioDevice )
387  {  {
388          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
389            if (pMainForm == NULL)
390                    return false;
391            if (pMainForm->client() == NULL || m_iChannelID < 0)
392                  return false;                  return false;
393          if (m_iInstrumentStatus == 100 && m_iAudioDevice == iAudioDevice)          if (m_iInstrumentStatus == 100 && m_iAudioDevice == iAudioDevice)
394                  return true;                  return true;
395    
396          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) {
397                  appendMessagesClient("lscp_set_channel_audio_device");                  appendMessagesClient("lscp_set_channel_audio_device");
398                  return false;                  return false;
399          }          }
# Line 375  const QString& qsamplerChannel::audioDri Line 413  const QString& qsamplerChannel::audioDri
413    
414  bool qsamplerChannel::setAudioDriver ( const QString& sAudioDriver )  bool qsamplerChannel::setAudioDriver ( const QString& sAudioDriver )
415  {  {
416          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
417            if (pMainForm == NULL)
418                    return false;
419            if (pMainForm->client() == NULL || m_iChannelID < 0)
420                  return false;                  return false;
421          if (m_iInstrumentStatus == 100 && m_sAudioDriver == sAudioDriver)          if (m_iInstrumentStatus == 100 && m_sAudioDriver == sAudioDriver)
422                  return true;                  return true;
423    
424          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) {
425                  appendMessagesClient("lscp_set_channel_audio_type");                  appendMessagesClient("lscp_set_channel_audio_type");
426                  return false;                  return false;
427          }          }
# Line 400  float qsamplerChannel::volume (void) con Line 441  float qsamplerChannel::volume (void) con
441    
442  bool qsamplerChannel::setVolume ( float fVolume )  bool qsamplerChannel::setVolume ( float fVolume )
443  {  {
444          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
445            if (pMainForm == NULL)
446                    return false;
447            if (pMainForm->client() == NULL || m_iChannelID < 0)
448                  return false;                  return false;
449          if (m_iInstrumentStatus == 100 && m_fVolume == fVolume)          if (m_iInstrumentStatus == 100 && m_fVolume == fVolume)
450                  return true;                  return true;
451    
452          if (::lscp_set_channel_volume(client(), m_iChannelID, fVolume) != LSCP_OK) {          if (::lscp_set_channel_volume(pMainForm->client(), m_iChannelID, fVolume) != LSCP_OK) {
453                  appendMessagesClient("lscp_set_channel_volume");                  appendMessagesClient("lscp_set_channel_volume");
454                  return false;                  return false;
455          }          }
# Line 417  bool qsamplerChannel::setVolume ( float Line 461  bool qsamplerChannel::setVolume ( float
461  }  }
462    
463    
464    // Sampler channel mute state.
465    bool qsamplerChannel::channelMute (void) const
466    {
467            return m_bMute;
468    }
469    
470    bool qsamplerChannel::setChannelMute ( bool bMute )
471    {
472            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
473            if (pMainForm == NULL)
474                    return false;
475            if (pMainForm->client() == NULL || m_iChannelID < 0)
476                    return false;
477            if (m_iInstrumentStatus == 100 && ((m_bMute && bMute) || (!m_bMute && !bMute)))
478                    return true;
479    
480    #ifdef CONFIG_MUTE_SOLO
481            if (::lscp_set_channel_mute(pMainForm->client(), m_iChannelID, bMute) != LSCP_OK) {
482                    appendMessagesClient("lscp_set_channel_mute");
483                    return false;
484            }
485            appendMessages(QObject::tr("Mute: %1.").arg((int) bMute));
486            m_bMute = bMute;
487            return true;
488    #else
489            return false;
490    #endif
491    }
492    
493    
494    // Sampler channel solo state.
495    bool qsamplerChannel::channelSolo (void) const
496    {
497            return m_bSolo;
498    }
499    
500    bool qsamplerChannel::setChannelSolo ( bool bSolo )
501    {
502            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
503            if (pMainForm == NULL)
504                    return false;
505            if (pMainForm->client() == NULL || m_iChannelID < 0)
506                    return false;
507            if (m_iInstrumentStatus == 100 && ((m_bSolo && bSolo) || (!m_bSolo && !bSolo)))
508                    return true;
509    
510    #ifdef CONFIG_MUTE_SOLO
511            if (::lscp_set_channel_solo(pMainForm->client(), m_iChannelID, bSolo) != LSCP_OK) {
512                    appendMessagesClient("lscp_set_channel_solo");
513                    return false;
514            }
515            appendMessages(QObject::tr("Solo: %1.").arg((int) bSolo));
516            m_bSolo = bSolo;
517            return true;
518    #else
519            return false;
520    #endif
521    }
522    
523    
524    // Audio routing accessors.
525    int qsamplerChannel::audioChannel ( int iAudioOut ) const
526    {
527            return m_audioRouting[iAudioOut];
528    }
529    
530    bool qsamplerChannel::setAudioChannel ( int iAudioOut, int iAudioIn )
531    {
532            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
533            if (pMainForm == NULL)
534                    return false;
535            if (pMainForm->client() == NULL || m_iChannelID < 0)
536                    return false;
537            if (m_iInstrumentStatus == 100 &&
538                            m_audioRouting[iAudioOut] == iAudioIn)
539                    return true;
540    
541            if (::lscp_set_channel_audio_channel(pMainForm->client(),
542                            m_iChannelID, iAudioOut, iAudioIn) != LSCP_OK) {
543                    appendMessagesClient("lscp_set_channel_audio_channel");
544                    return false;
545            }
546    
547            appendMessages(QObject::tr("Audio Channel: %1 -> %2.")
548                    .arg(iAudioOut).arg(iAudioIn));
549    
550            m_audioRouting[iAudioOut] = iAudioIn;
551            return true;
552    }
553    
554    // The audio routing map itself.
555    const qsamplerChannelRoutingMap& qsamplerChannel::audioRouting (void) const
556    {
557            return m_audioRouting;
558    }
559    
560    
561  // Istrument name remapper.  // Istrument name remapper.
562  void qsamplerChannel::updateInstrumentName (void)  void qsamplerChannel::updateInstrumentName (void)
563  {  {
# Line 430  void qsamplerChannel::updateInstrumentNa Line 571  void qsamplerChannel::updateInstrumentNa
571  // Update whole channel info state.  // Update whole channel info state.
572  bool qsamplerChannel::updateChannelInfo (void)  bool qsamplerChannel::updateChannelInfo (void)
573  {  {
574          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
575            if (pMainForm == NULL)
576                    return false;
577            if (pMainForm->client() == NULL || m_iChannelID < 0)
578                  return false;                  return false;
579    
580          // Read channel information.          // Read channel information.
581          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);
582          if (pChannelInfo == NULL) {          if (pChannelInfo == NULL) {
583                  appendMessagesClient("lscp_get_channel_info");                  appendMessagesClient("lscp_get_channel_info");
584                  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 607  bool qsamplerChannel::updateChannelInfo
607          m_iMidiDevice       = pChannelInfo->midi_device;          m_iMidiDevice       = pChannelInfo->midi_device;
608          m_iMidiPort         = pChannelInfo->midi_port;          m_iMidiPort         = pChannelInfo->midi_port;
609          m_iMidiChannel      = pChannelInfo->midi_channel;          m_iMidiChannel      = pChannelInfo->midi_channel;
610    #ifdef CONFIG_MIDI_INSTRUMENT
611            m_iMidiMap          = pChannelInfo->midi_map;
612    #endif
613          m_iAudioDevice      = pChannelInfo->audio_device;          m_iAudioDevice      = pChannelInfo->audio_device;
614          m_fVolume           = pChannelInfo->volume;          m_fVolume           = pChannelInfo->volume;
615    #ifdef CONFIG_MUTE_SOLO
616            m_bMute             = pChannelInfo->mute;
617            m_bSolo             = pChannelInfo->solo;
618    #endif
619          // Some sanity checks.          // Some sanity checks.
620          if (m_sEngineName == "NONE" || m_sEngineName.isEmpty())          if (m_sEngineName == "NONE" || m_sEngineName.isEmpty())
621                  m_sEngineName = QString::null;                  m_sEngineName = QString::null;
# Line 477  bool qsamplerChannel::updateChannelInfo Line 628  bool qsamplerChannel::updateChannelInfo
628          lscp_device_info_t *pDeviceInfo;          lscp_device_info_t *pDeviceInfo;
629          const QString sNone = QObject::tr("(none)");          const QString sNone = QObject::tr("(none)");
630          // Audio device driver type.          // Audio device driver type.
631          pDeviceInfo = ::lscp_get_audio_device_info(client(), m_iAudioDevice);          pDeviceInfo = ::lscp_get_audio_device_info(pMainForm->client(), m_iAudioDevice);
632          if (pDeviceInfo == NULL) {          if (pDeviceInfo == NULL) {
633                  appendMessagesClient("lscp_get_audio_device_info");                  appendMessagesClient("lscp_get_audio_device_info");
634                  m_sAudioDriver = sNone;                  m_sAudioDriver = sNone;
# Line 485  bool qsamplerChannel::updateChannelInfo Line 636  bool qsamplerChannel::updateChannelInfo
636                  m_sAudioDriver = pDeviceInfo->driver;                  m_sAudioDriver = pDeviceInfo->driver;
637          }          }
638          // MIDI device driver type.          // MIDI device driver type.
639          pDeviceInfo = ::lscp_get_midi_device_info(client(), m_iMidiDevice);          pDeviceInfo = ::lscp_get_midi_device_info(pMainForm->client(), m_iMidiDevice);
640          if (pDeviceInfo == NULL) {          if (pDeviceInfo == NULL) {
641                  appendMessagesClient("lscp_get_midi_device_info");                  appendMessagesClient("lscp_get_midi_device_info");
642                  m_sMidiDriver = sNone;                  m_sMidiDriver = sNone;
# Line 493  bool qsamplerChannel::updateChannelInfo Line 644  bool qsamplerChannel::updateChannelInfo
644                  m_sMidiDriver = pDeviceInfo->driver;                  m_sMidiDriver = pDeviceInfo->driver;
645          }          }
646    
647            // Set the audio routing map.
648            m_audioRouting.clear();
649    #ifdef CONFIG_AUDIO_ROUTING
650            int *piAudioRouting = pChannelInfo->audio_routing;
651            for (int i = 0; piAudioRouting && piAudioRouting[i] >= 0; i++)
652                    m_audioRouting[i] = piAudioRouting[i];
653    #else
654            char **ppszAudioRouting = pChannelInfo->audio_routing;
655            for (int i = 0; ppszAudioRouting && ppszAudioRouting[i]; i++)
656                    m_audioRouting[i] = ::atoi(ppszAudioRouting[i]);
657    #endif
658    
659          return true;          return true;
660  }  }
661    
# Line 500  bool qsamplerChannel::updateChannelInfo Line 663  bool qsamplerChannel::updateChannelInfo
663  // Reset channel method.  // Reset channel method.
664  bool qsamplerChannel::channelReset (void)  bool qsamplerChannel::channelReset (void)
665  {  {
666          if (client() == NULL || m_iChannelID < 0)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
667            if (pMainForm == NULL)
668                    return false;
669            if (pMainForm->client() == NULL || m_iChannelID < 0)
670                  return false;                  return false;
671    
672          if (::lscp_reset_channel(client(), m_iChannelID) != LSCP_OK) {          if (::lscp_reset_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) {
673                  appendMessagesClient("lscp_reset_channel");                  appendMessagesClient("lscp_reset_channel");
674                  return false;                  return false;
675          }          }
# Line 514  bool qsamplerChannel::channelReset (void Line 680  bool qsamplerChannel::channelReset (void
680  }  }
681    
682    
683    // Spawn instrument editor method.
684    bool qsamplerChannel::editChannel (void)
685    {
686    #ifdef CONFIG_EDIT_INSTRUMENT
687    
688            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
689            if (pMainForm == NULL)
690                    return false;
691            if (pMainForm->client() == NULL || m_iChannelID < 0)
692                    return false;
693    
694            if (::lscp_edit_instrument(pMainForm->client(), m_iChannelID) != LSCP_OK) {
695                    appendMessagesClient("lscp_edit_instrument");
696                    appendMessagesError(QObject::tr(
697                            "Could not launch an appropriate instrument editor "
698                            "for the given instrument!\n"
699                            "Make sure you have an appropriate "
700                            "instrument editor like 'gigedit' installed\n"
701                            "and that it placed its mandatory DLL file "
702                            "into the sampler's plugin directory.")
703                    );
704                    return false;
705            }
706    
707            appendMessages(QObject::tr("edit instrument."));
708    
709            return true;
710    
711    #else
712    
713            appendMessagesError(QObject::tr(
714                    "Sorry, QSampler was compiled for a version of liblscp "
715                    "which lacks this feature.\n"
716                    "You may want to update liblscp and recompile QSampler afterwards.")
717            );
718    
719            return false;
720    
721    #endif
722    }
723    
724    
725  // Channel setup dialog form.  // Channel setup dialog form.
726  bool qsamplerChannel::channelSetup ( QWidget *pParent )  bool qsamplerChannel::channelSetup ( QWidget *pParent )
727  {  {
728            qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
729            if (pMainForm == NULL)
730                    return false;
731    
732          bool bResult = false;          bool bResult = false;
733    
734          appendMessages(QObject::tr("setup..."));          appendMessages(QObject::tr("setup..."));
# Line 535  bool qsamplerChannel::channelSetup ( QWi Line 747  bool qsamplerChannel::channelSetup ( QWi
747  // Redirected messages output methods.  // Redirected messages output methods.
748  void qsamplerChannel::appendMessages( const QString& s ) const  void qsamplerChannel::appendMessages( const QString& s ) const
749  {  {
750          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
751                  m_pMainForm->appendMessages(channelName() + ' ' + s);          if (pMainForm)
752                    pMainForm->appendMessages(channelName() + ' ' + s);
753  }  }
754    
755  void qsamplerChannel::appendMessagesColor( const QString& s,  void qsamplerChannel::appendMessagesColor( const QString& s,
756          const QString& c ) const          const QString& c ) const
757  {  {
758          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
759                  m_pMainForm->appendMessagesColor(channelName() + ' ' + s, c);          if (pMainForm)
760                    pMainForm->appendMessagesColor(channelName() + ' ' + s, c);
761  }  }
762    
763  void qsamplerChannel::appendMessagesText( const QString& s ) const  void qsamplerChannel::appendMessagesText( const QString& s ) const
764  {  {
765          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
766                  m_pMainForm->appendMessagesText(channelName() + ' ' + s);          if (pMainForm)
767                    pMainForm->appendMessagesText(channelName() + ' ' + s);
768  }  }
769    
770  void qsamplerChannel::appendMessagesError( const QString& s ) const  void qsamplerChannel::appendMessagesError( const QString& s ) const
771  {  {
772          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
773                  m_pMainForm->appendMessagesError(channelName() + "\n\n" + s);          if (pMainForm)
774                    pMainForm->appendMessagesError(channelName() + "\n\n" + s);
775  }  }
776    
777  void qsamplerChannel::appendMessagesClient( const QString& s ) const  void qsamplerChannel::appendMessagesClient( const QString& s ) const
778  {  {
779          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
780                  m_pMainForm->appendMessagesClient(channelName() + ' ' + s);          if (pMainForm)
781                    pMainForm->appendMessagesClient(channelName() + ' ' + s);
782  }  }
783    
784    
785  // Context menu event handler.  // Context menu event handler.
786  void qsamplerChannel::contextMenuEvent( QContextMenuEvent *pEvent )  void qsamplerChannel::contextMenuEvent( QContextMenuEvent *pEvent )
787  {  {
788          if (m_pMainForm)          qsamplerMainForm *pMainForm = qsamplerMainForm::getInstance();
789                  m_pMainForm->contextMenuEvent(pEvent);          if (pMainForm)
790                    pMainForm->contextMenuEvent(pEvent);
791  }  }
792    
793    
# Line 674  QString qsamplerChannel::loadingInstrume Line 892  QString qsamplerChannel::loadingInstrume
892  }  }
893    
894    
895    
896    //-------------------------------------------------------------------------
897    // qsamplerChannelRoutingTable - Channel routing table.
898    //
899    
900    // Constructor.
901    qsamplerChannelRoutingTable::qsamplerChannelRoutingTable (
902            QWidget *pParent, const char *pszName )
903            : QTable(pParent, pszName)
904    {
905            // Set fixed number of columns.
906            QTable::setNumCols(2);
907            QTable::setShowGrid(false);
908            QTable::setSorting(false);
909            QTable::setFocusStyle(QTable::FollowStyle);
910            QTable::setSelectionMode(QTable::NoSelection);
911            // No vertical header.
912            QTable::verticalHeader()->hide();
913            QTable::setLeftMargin(0);
914            // Initialize the fixed table column headings.
915            QHeader *pHeader = QTable::horizontalHeader();
916            pHeader->setLabel(0, tr("Sampler Channel"));
917            pHeader->setLabel(1, tr("Device Channel"));
918            // Set read-onlyness of each column
919            QTable::setColumnReadOnly(0, true);
920    //      QTable::setColumnReadOnly(1, false); -- of course not.
921            QTable::setColumnStretchable(1, true);
922    }
923    
924    // Default destructor.
925    qsamplerChannelRoutingTable::~qsamplerChannelRoutingTable (void)
926    {
927    }
928    
929    
930    // Routing map table renderer.
931    void qsamplerChannelRoutingTable::refresh ( qsamplerDevice *pDevice,
932            const qsamplerChannelRoutingMap& routing )
933    {
934            if (pDevice == NULL)
935                    return;
936    
937            // Always (re)start it empty.
938            QTable::setUpdatesEnabled(false);
939            QTable::setNumRows(0);
940    
941            // The common device port item list.
942            QStringList opts;
943            qsamplerDevicePortList& ports = pDevice->ports();
944            qsamplerDevicePort *pPort;
945            for (pPort = ports.first(); pPort; pPort = ports.next()) {
946                    opts.append(pDevice->deviceTypeName()
947                            + ' ' + pDevice->driverName()
948                            + ' ' + pPort->portName());
949            }
950    
951            // Those items shall have a proper pixmap...
952            QPixmap pmChannel = QPixmap::fromMimeSource("qsamplerChannel.png");
953            QPixmap pmDevice;
954            switch (pDevice->deviceType()) {
955            case qsamplerDevice::Audio:
956                    pmDevice = QPixmap::fromMimeSource("audio2.png");
957                    break;
958            case qsamplerDevice::Midi:
959                    pmDevice = QPixmap::fromMimeSource("midi2.png");
960                    break;
961            case qsamplerDevice::None:
962                    break;
963            }
964    
965            // Fill the routing table...
966            QTable::insertRows(0, routing.count());
967            int iRow = 0;
968            qsamplerChannelRoutingMap::ConstIterator iter;
969            for (iter = routing.begin(); iter != routing.end(); ++iter) {
970                    QTable::setPixmap(iRow, 0, pmChannel);
971                    QTable::setText(iRow, 0, pDevice->deviceTypeName()
972                            + ' ' + QString::number(iter.key()));
973                    qsamplerChannelRoutingComboBox *pComboItem =
974                            new qsamplerChannelRoutingComboBox(this, opts, pmDevice);
975                    pComboItem->setCurrentItem(iter.data());
976                    QTable::setItem(iRow, 1, pComboItem);
977                    ++iRow;
978            }
979    
980            // Adjust optimal column widths.
981            QTable::adjustColumn(0);
982            QTable::adjustColumn(1);
983    
984            QTable::setUpdatesEnabled(true);
985            QTable::updateContents();
986    }
987    
988    
989    // Commit any pending editing.
990    void qsamplerChannelRoutingTable::flush (void)
991    {
992            if (QTable::isEditing())
993                QTable::endEdit(QTable::currEditRow(), QTable::currEditCol(), true, true);
994    }
995    
996    
997    //-------------------------------------------------------------------------
998    // qsamplerChannelRoutingComboBox - Custom combo box for routing table.
999    //
1000    
1001    // Constructor.
1002    qsamplerChannelRoutingComboBox::qsamplerChannelRoutingComboBox (
1003            QTable *pTable, const QStringList& list, const QPixmap& pixmap )
1004            : QTableItem(pTable, QTableItem::WhenCurrent, QString::null, pixmap),
1005            m_list(list)
1006    {
1007            m_iCurrentItem = 0;
1008    }
1009    
1010    // Public accessors.
1011    void qsamplerChannelRoutingComboBox::setCurrentItem ( int iCurrentItem )
1012    {
1013            m_iCurrentItem = iCurrentItem;
1014    
1015            QTableItem::setText(m_list[iCurrentItem]);
1016    }
1017    
1018    int qsamplerChannelRoutingComboBox::currentItem (void) const
1019    {
1020            return m_iCurrentItem;
1021    }
1022    
1023    // Virtual implemetations.
1024    QWidget *qsamplerChannelRoutingComboBox::createEditor (void) const
1025    {
1026            QComboBox *pComboBox = new QComboBox(QTableItem::table()->viewport());
1027            QObject::connect(pComboBox, SIGNAL(activated(int)),
1028                    QTableItem::table(), SLOT(doValueChanged()));
1029            for (QStringList::ConstIterator iter = m_list.begin();
1030                            iter != m_list.end(); iter++) {
1031                    pComboBox->insertItem(QTableItem::pixmap(), *iter);
1032            }
1033            pComboBox->setCurrentItem(m_iCurrentItem);
1034            return pComboBox;
1035    }
1036    
1037    void qsamplerChannelRoutingComboBox::setContentFromEditor ( QWidget *pWidget )
1038    {
1039            if (pWidget->inherits("QComboBox")) {
1040                    QComboBox *pComboBox = (QComboBox *) pWidget;
1041                    m_iCurrentItem = pComboBox->currentItem();
1042                    QTableItem::setText(pComboBox->currentText());
1043            }
1044            else QTableItem::setContentFromEditor(pWidget);
1045    }
1046    
1047    
1048  // end of qsamplerChannel.cpp  // end of qsamplerChannel.cpp
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