/[svn]/qsampler/trunk/src/qsamplerChannel.cpp
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revision 767 by capela, Tue Aug 30 09:52:46 2005 UTC revision 1489 by schoenebeck, Mon Nov 19 03:29:57 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       Copyright (C) 2007, Christian Schoenebeck
6    
7     This program is free software; you can redistribute it and/or     This program is free software; you can redistribute it and/or
8     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 14 
14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15     GNU General Public License for more details.     GNU General Public License for more details.
16    
17     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
18     along with this program; if not, write to the Free Software     with this program; if not, write to the Free Software Foundation, Inc.,
19     Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20    
21  *****************************************************************************/  *****************************************************************************/
22    
23    #include "qsamplerUtilities.h"
24  #include "qsamplerAbout.h"  #include "qsamplerAbout.h"
25  #include "qsamplerChannel.h"  #include "qsamplerChannel.h"
26    
# Line 32  Line 34 
34  #include "gig.h"  #include "gig.h"
35  #endif  #endif
36    
37  #define QSAMPLER_INSTRUMENT_MAX 8  #define QSAMPLER_INSTRUMENT_MAX 100
38    
39    using namespace QSampler;
40    
41  //-------------------------------------------------------------------------  //-------------------------------------------------------------------------
42  // qsamplerChannel - Sampler channel structure.  // qsamplerChannel - Sampler channel structure.
43  //  //
44    
45  // Constructor.  // Constructor.
46  qsamplerChannel::qsamplerChannel ( qsamplerMainForm *pMainForm, int iChannelID )  qsamplerChannel::qsamplerChannel ( int iChannelID )
47  {  {
         m_pMainForm  = pMainForm;  
48          m_iChannelID = iChannelID;          m_iChannelID = iChannelID;
49    
50  //  m_sEngineName       = noEngineName();  //  m_sEngineName       = noEngineName();
# Line 54  qsamplerChannel::qsamplerChannel ( qsamp Line 56  qsamplerChannel::qsamplerChannel ( qsamp
56          m_iMidiDevice       = -1;          m_iMidiDevice       = -1;
57          m_iMidiPort         = -1;          m_iMidiPort         = -1;
58          m_iMidiChannel      = -1;          m_iMidiChannel      = -1;
59            m_iMidiMap          = -1;
60          m_sAudioDriver      = "ALSA";          m_sAudioDriver      = "ALSA";
61          m_iAudioDevice      = -1;          m_iAudioDevice      = -1;
62          m_fVolume           = 0.0;          m_fVolume           = 0.0;
# Line 67  qsamplerChannel::~qsamplerChannel (void) Line 70  qsamplerChannel::~qsamplerChannel (void)
70  }  }
71    
72    
 // 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();  
 }  
   
   
73  // Create a new sampler channel, if not already.  // Create a new sampler channel, if not already.
74  bool qsamplerChannel::addChannel (void)  bool qsamplerChannel::addChannel (void)
75  {  {
76          if (client() == NULL)          MainForm* pMainForm = MainForm::getInstance();
77            if (pMainForm == NULL)
78                    return false;
79            if (pMainForm->client() == NULL)
80                  return false;                  return false;
81    
82          // Are we a new channel?          // Are we a new channel?
83          if (m_iChannelID < 0) {          if (m_iChannelID < 0) {
84                  m_iChannelID = ::lscp_add_channel(client());                  m_iChannelID = ::lscp_add_channel(pMainForm->client());
85                  if (m_iChannelID < 0) {                  if (m_iChannelID < 0) {
86                          appendMessagesClient("lscp_add_channel");                          appendMessagesClient("lscp_add_channel");
87                          appendMessagesError(QObject::tr("Could not add channel.\n\nSorry."));                          appendMessagesError(
88                                    QObject::tr("Could not add channel.\n\nSorry."));
89                  }   // Otherwise it's created...                  }   // Otherwise it's created...
90                  else appendMessages(QObject::tr("added."));                  else appendMessages(QObject::tr("added."));
91          }          }
# Line 118  bool qsamplerChannel::addChannel (void) Line 98  bool qsamplerChannel::addChannel (void)
98  // Remove sampler channel.  // Remove sampler channel.
99  bool qsamplerChannel::removeChannel (void)  bool qsamplerChannel::removeChannel (void)
100  {  {
101          if (client() == NULL)          MainForm *pMainForm = MainForm::getInstance();
102            if (pMainForm == NULL)
103                    return false;
104            if (pMainForm->client() == NULL)
105                  return false;                  return false;
106    
107          // Are we an existing channel?          // Are we an existing channel?
108          if (m_iChannelID >= 0) {          if (m_iChannelID >= 0) {
109                  if (::lscp_remove_channel(client(), m_iChannelID) != LSCP_OK) {                  if (::lscp_remove_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) {
110                          appendMessagesClient("lscp_remove_channel");                          appendMessagesClient("lscp_remove_channel");
111                          appendMessagesError(QObject::tr("Could not remove channel.\n\nSorry."));                          appendMessagesError(QObject::tr("Could not remove channel.\n\nSorry."));
112                  } else {                  } else {
# Line 165  const QString& qsamplerChannel::engineNa Line 148  const QString& qsamplerChannel::engineNa
148    
149  bool qsamplerChannel::loadEngine ( const QString& sEngineName )  bool qsamplerChannel::loadEngine ( const QString& sEngineName )
150  {  {
151          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
152            if (pMainForm == NULL)
153                    return false;
154            if (pMainForm->client() == NULL || m_iChannelID < 0)
155                  return false;                  return false;
156          if (m_iInstrumentStatus == 100 && m_sEngineName == sEngineName)          if (m_iInstrumentStatus == 100 && m_sEngineName == sEngineName)
157                  return true;                  return true;
158    
159          if (::lscp_load_engine(client(), sEngineName.latin1(), m_iChannelID) != LSCP_OK) {          if (::lscp_load_engine(pMainForm->client(), sEngineName.latin1(), m_iChannelID) != LSCP_OK) {
160                  appendMessagesClient("lscp_load_engine");                  appendMessagesClient("lscp_load_engine");
161                  return false;                  return false;
162          }          }
163    
164          appendMessages(QObject::tr("Engine: %1.").arg(sEngineName));          appendMessages(QObject::tr("Engine: %1.").arg(sEngineName));
165    
166          m_sEngineName = sEngineName;          m_sEngineName = sEngineName;
# Line 208  int qsamplerChannel::instrumentStatus (v Line 195  int qsamplerChannel::instrumentStatus (v
195  // Instrument file loader.  // Instrument file loader.
196  bool qsamplerChannel::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr )  bool qsamplerChannel::loadInstrument ( const QString& sInstrumentFile, int iInstrumentNr )
197  {  {
198          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
199            if (pMainForm == NULL)
200                    return false;
201            if (pMainForm->client() == NULL || m_iChannelID < 0)
202                  return false;                  return false;
203          if (!isInstrumentFile(sInstrumentFile))          if (!isInstrumentFile(sInstrumentFile))
204                  return false;                  return false;
205          if (m_iInstrumentStatus == 100 && m_sInstrumentFile == sInstrumentFile && m_iInstrumentNr == iInstrumentNr)          if (m_iInstrumentStatus == 100 && m_sInstrumentFile == sInstrumentFile && m_iInstrumentNr == iInstrumentNr)
206                  return true;                  return true;
207    
208          if (::lscp_load_instrument_non_modal(client(), sInstrumentFile.latin1(), iInstrumentNr, m_iChannelID) != LSCP_OK) {          if (
209                    ::lscp_load_instrument_non_modal(
210                            pMainForm->client(),
211                            qsamplerUtilities::lscpEscapePath(sInstrumentFile).latin1(),
212                            iInstrumentNr, m_iChannelID
213                    ) != LSCP_OK
214            ) {
215                  appendMessagesClient("lscp_load_instrument");                  appendMessagesClient("lscp_load_instrument");
216                  return false;                  return false;
217          }          }
# Line 251  const QString& qsamplerChannel::midiDriv Line 247  const QString& qsamplerChannel::midiDriv
247    
248  bool qsamplerChannel::setMidiDriver ( const QString& sMidiDriver )  bool qsamplerChannel::setMidiDriver ( const QString& sMidiDriver )
249  {  {
250          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
251            if (pMainForm == NULL)
252                    return false;
253            if (pMainForm->client() == NULL || m_iChannelID < 0)
254                  return false;                  return false;
255          if (m_iInstrumentStatus == 100 && m_sMidiDriver == sMidiDriver)          if (m_iInstrumentStatus == 100 && m_sMidiDriver == sMidiDriver)
256                  return true;                  return true;
257    
258          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) {
259                  appendMessagesClient("lscp_set_channel_midi_type");                  appendMessagesClient("lscp_set_channel_midi_type");
260                  return false;                  return false;
261          }          }
# Line 276  int qsamplerChannel::midiDevice (void) c Line 275  int qsamplerChannel::midiDevice (void) c
275    
276  bool qsamplerChannel::setMidiDevice ( int iMidiDevice )  bool qsamplerChannel::setMidiDevice ( int iMidiDevice )
277  {  {
278          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
279            if (pMainForm == NULL)
280                    return false;
281            if (pMainForm->client() == NULL || m_iChannelID < 0)
282                  return false;                  return false;
283          if (m_iInstrumentStatus == 100 && m_iMidiDevice == iMidiDevice)          if (m_iInstrumentStatus == 100 && m_iMidiDevice == iMidiDevice)
284                  return true;                  return true;
285    
286          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) {
287                  appendMessagesClient("lscp_set_channel_midi_device");                  appendMessagesClient("lscp_set_channel_midi_device");
288                  return false;                  return false;
289          }          }
# Line 301  int qsamplerChannel::midiPort (void) con Line 303  int qsamplerChannel::midiPort (void) con
303    
304  bool qsamplerChannel::setMidiPort ( int iMidiPort )  bool qsamplerChannel::setMidiPort ( int iMidiPort )
305  {  {
306          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
307            if (pMainForm == NULL)
308                    return false;
309            if (pMainForm->client() == NULL || m_iChannelID < 0)
310                  return false;                  return false;
311          if (m_iInstrumentStatus == 100 && m_iMidiPort == iMidiPort)          if (m_iInstrumentStatus == 100 && m_iMidiPort == iMidiPort)
312                  return true;                  return true;
313    
314          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) {
315                  appendMessagesClient("lscp_set_channel_midi_port");                  appendMessagesClient("lscp_set_channel_midi_port");
316                  return false;                  return false;
317          }          }
# Line 326  int qsamplerChannel::midiChannel (void) Line 331  int qsamplerChannel::midiChannel (void)
331    
332  bool qsamplerChannel::setMidiChannel ( int iMidiChannel )  bool qsamplerChannel::setMidiChannel ( int iMidiChannel )
333  {  {
334          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
335            if (pMainForm == NULL)
336                    return false;
337            if (pMainForm->client() == NULL || m_iChannelID < 0)
338                  return false;                  return false;
339          if (m_iInstrumentStatus == 100 && m_iMidiChannel == iMidiChannel)          if (m_iInstrumentStatus == 100 && m_iMidiChannel == iMidiChannel)
340                  return true;                  return true;
341    
342          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) {
343                  appendMessagesClient("lscp_set_channel_midi_channel");                  appendMessagesClient("lscp_set_channel_midi_channel");
344                  return false;                  return false;
345          }          }
# Line 343  bool qsamplerChannel::setMidiChannel ( i Line 351  bool qsamplerChannel::setMidiChannel ( i
351  }  }
352    
353    
354    // MIDI instrument map accessor.
355    int qsamplerChannel::midiMap (void) const
356    {
357            return m_iMidiMap;
358    }
359    
360    bool qsamplerChannel::setMidiMap ( int iMidiMap )
361    {
362            MainForm *pMainForm = MainForm::getInstance();
363            if (pMainForm == NULL)
364                    return false;
365            if (pMainForm->client() == NULL || m_iChannelID < 0)
366                    return false;
367            if (m_iInstrumentStatus == 100 && m_iMidiMap == iMidiMap)
368                    return true;
369    #ifdef CONFIG_MIDI_INSTRUMENT
370            if (::lscp_set_channel_midi_map(pMainForm->client(), m_iChannelID, iMidiMap) != LSCP_OK) {
371                    appendMessagesClient("lscp_set_channel_midi_map");
372                    return false;
373            }
374    #endif
375            appendMessages(QObject::tr("MIDI map: %1.").arg(iMidiMap));
376    
377            m_iMidiMap = iMidiMap;
378            return true;
379    }
380    
381    
382  // Audio device accessor.  // Audio device accessor.
383  int qsamplerChannel::audioDevice (void) const  int qsamplerChannel::audioDevice (void) const
384  {  {
# Line 351  int qsamplerChannel::audioDevice (void) Line 387  int qsamplerChannel::audioDevice (void)
387    
388  bool qsamplerChannel::setAudioDevice ( int iAudioDevice )  bool qsamplerChannel::setAudioDevice ( int iAudioDevice )
389  {  {
390          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
391            if (pMainForm == NULL)
392                    return false;
393            if (pMainForm->client() == NULL || m_iChannelID < 0)
394                  return false;                  return false;
395          if (m_iInstrumentStatus == 100 && m_iAudioDevice == iAudioDevice)          if (m_iInstrumentStatus == 100 && m_iAudioDevice == iAudioDevice)
396                  return true;                  return true;
397    
398          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) {
399                  appendMessagesClient("lscp_set_channel_audio_device");                  appendMessagesClient("lscp_set_channel_audio_device");
400                  return false;                  return false;
401          }          }
# Line 376  const QString& qsamplerChannel::audioDri Line 415  const QString& qsamplerChannel::audioDri
415    
416  bool qsamplerChannel::setAudioDriver ( const QString& sAudioDriver )  bool qsamplerChannel::setAudioDriver ( const QString& sAudioDriver )
417  {  {
418          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
419            if (pMainForm == NULL)
420                    return false;
421            if (pMainForm->client() == NULL || m_iChannelID < 0)
422                  return false;                  return false;
423          if (m_iInstrumentStatus == 100 && m_sAudioDriver == sAudioDriver)          if (m_iInstrumentStatus == 100 && m_sAudioDriver == sAudioDriver)
424                  return true;                  return true;
425    
426          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) {
427                  appendMessagesClient("lscp_set_channel_audio_type");                  appendMessagesClient("lscp_set_channel_audio_type");
428                  return false;                  return false;
429          }          }
# Line 401  float qsamplerChannel::volume (void) con Line 443  float qsamplerChannel::volume (void) con
443    
444  bool qsamplerChannel::setVolume ( float fVolume )  bool qsamplerChannel::setVolume ( float fVolume )
445  {  {
446          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
447            if (pMainForm == NULL)
448                    return false;
449            if (pMainForm->client() == NULL || m_iChannelID < 0)
450                  return false;                  return false;
451          if (m_iInstrumentStatus == 100 && m_fVolume == fVolume)          if (m_iInstrumentStatus == 100 && m_fVolume == fVolume)
452                  return true;                  return true;
453    
454          if (::lscp_set_channel_volume(client(), m_iChannelID, fVolume) != LSCP_OK) {          if (::lscp_set_channel_volume(pMainForm->client(), m_iChannelID, fVolume) != LSCP_OK) {
455                  appendMessagesClient("lscp_set_channel_volume");                  appendMessagesClient("lscp_set_channel_volume");
456                  return false;                  return false;
457          }          }
# Line 426  bool qsamplerChannel::channelMute (void) Line 471  bool qsamplerChannel::channelMute (void)
471    
472  bool qsamplerChannel::setChannelMute ( bool bMute )  bool qsamplerChannel::setChannelMute ( bool bMute )
473  {  {
474          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
475            if (pMainForm == NULL)
476                    return false;
477            if (pMainForm->client() == NULL || m_iChannelID < 0)
478                  return false;                  return false;
479          if (m_iInstrumentStatus == 100 && ((m_bMute && bMute) || (!m_bMute && !bMute)))          if (m_iInstrumentStatus == 100 && ((m_bMute && bMute) || (!m_bMute && !bMute)))
480                  return true;                  return true;
481    
482  #ifdef CONFIG_MUTE_SOLO  #ifdef CONFIG_MUTE_SOLO
483          if (::lscp_set_channel_mute(client(), m_iChannelID, bMute) != LSCP_OK) {          if (::lscp_set_channel_mute(pMainForm->client(), m_iChannelID, bMute) != LSCP_OK) {
484                  appendMessagesClient("lscp_set_channel_mute");                  appendMessagesClient("lscp_set_channel_mute");
485                  return false;                  return false;
486          }          }
# Line 453  bool qsamplerChannel::channelSolo (void) Line 501  bool qsamplerChannel::channelSolo (void)
501    
502  bool qsamplerChannel::setChannelSolo ( bool bSolo )  bool qsamplerChannel::setChannelSolo ( bool bSolo )
503  {  {
504          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
505            if (pMainForm == NULL)
506                    return false;
507            if (pMainForm->client() == NULL || m_iChannelID < 0)
508                  return false;                  return false;
509          if (m_iInstrumentStatus == 100 && ((m_bSolo && bSolo) || (!m_bSolo && !bSolo)))          if (m_iInstrumentStatus == 100 && ((m_bSolo && bSolo) || (!m_bSolo && !bSolo)))
510                  return true;                  return true;
511    
512  #ifdef CONFIG_MUTE_SOLO  #ifdef CONFIG_MUTE_SOLO
513          if (::lscp_set_channel_solo(client(), m_iChannelID, bSolo) != LSCP_OK) {          if (::lscp_set_channel_solo(pMainForm->client(), m_iChannelID, bSolo) != LSCP_OK) {
514                  appendMessagesClient("lscp_set_channel_solo");                  appendMessagesClient("lscp_set_channel_solo");
515                  return false;                  return false;
516          }          }
# Line 480  int qsamplerChannel::audioChannel ( int Line 531  int qsamplerChannel::audioChannel ( int
531    
532  bool qsamplerChannel::setAudioChannel ( int iAudioOut, int iAudioIn )  bool qsamplerChannel::setAudioChannel ( int iAudioOut, int iAudioIn )
533  {  {
534          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
535            if (pMainForm == NULL)
536                    return false;
537            if (pMainForm->client() == NULL || m_iChannelID < 0)
538                  return false;                  return false;
539          if (m_iInstrumentStatus == 100 &&          if (m_iInstrumentStatus == 100 &&
540                          m_audioRouting[iAudioOut] == iAudioIn)                          m_audioRouting[iAudioOut] == iAudioIn)
541                  return true;                  return true;
542    
543          if (::lscp_set_channel_audio_channel(client(),          if (::lscp_set_channel_audio_channel(pMainForm->client(),
544                          m_iChannelID, iAudioOut, iAudioIn) != LSCP_OK) {                          m_iChannelID, iAudioOut, iAudioIn) != LSCP_OK) {
545                  appendMessagesClient("lscp_set_channel_audio_channel");                  appendMessagesClient("lscp_set_channel_audio_channel");
546                  return false;                  return false;
# Line 519  void qsamplerChannel::updateInstrumentNa Line 573  void qsamplerChannel::updateInstrumentNa
573  // Update whole channel info state.  // Update whole channel info state.
574  bool qsamplerChannel::updateChannelInfo (void)  bool qsamplerChannel::updateChannelInfo (void)
575  {  {
576          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
577            if (pMainForm == NULL)
578                    return false;
579            if (pMainForm->client() == NULL || m_iChannelID < 0)
580                  return false;                  return false;
581    
582          // Read channel information.          // Read channel information.
583          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);
584          if (pChannelInfo == NULL) {          if (pChannelInfo == NULL) {
585                  appendMessagesClient("lscp_get_channel_info");                  appendMessagesClient("lscp_get_channel_info");
586                  appendMessagesError(QObject::tr("Could not get channel information.\n\nSorry."));                  appendMessagesError(QObject::tr("Could not get channel information.\n\nSorry."));
# Line 532  bool qsamplerChannel::updateChannelInfo Line 589  bool qsamplerChannel::updateChannelInfo
589    
590  #ifdef CONFIG_INSTRUMENT_NAME  #ifdef CONFIG_INSTRUMENT_NAME
591          // We got all actual instrument datum...          // We got all actual instrument datum...
592          m_sInstrumentFile = pChannelInfo->instrument_file;          m_sInstrumentFile =
593                    qsamplerUtilities::lscpEscapedPathToPosix(pChannelInfo->instrument_file);
594          m_iInstrumentNr   = pChannelInfo->instrument_nr;          m_iInstrumentNr   = pChannelInfo->instrument_nr;
595          m_sInstrumentName = pChannelInfo->instrument_name;          m_sInstrumentName =
596                    qsamplerUtilities::lscpEscapedTextToRaw(pChannelInfo->instrument_name);
597  #else  #else
598          // First, check if intrument name has changed,          // First, check if intrument name has changed,
599          // taking care that instrument name lookup might be expensive,          // taking care that instrument name lookup might be expensive,
# Line 552  bool qsamplerChannel::updateChannelInfo Line 611  bool qsamplerChannel::updateChannelInfo
611          m_iMidiDevice       = pChannelInfo->midi_device;          m_iMidiDevice       = pChannelInfo->midi_device;
612          m_iMidiPort         = pChannelInfo->midi_port;          m_iMidiPort         = pChannelInfo->midi_port;
613          m_iMidiChannel      = pChannelInfo->midi_channel;          m_iMidiChannel      = pChannelInfo->midi_channel;
614    #ifdef CONFIG_MIDI_INSTRUMENT
615            m_iMidiMap          = pChannelInfo->midi_map;
616    #endif
617          m_iAudioDevice      = pChannelInfo->audio_device;          m_iAudioDevice      = pChannelInfo->audio_device;
618          m_fVolume           = pChannelInfo->volume;          m_fVolume           = pChannelInfo->volume;
619  #ifdef CONFIG_MUTE_SOLO  #ifdef CONFIG_MUTE_SOLO
# Line 570  bool qsamplerChannel::updateChannelInfo Line 632  bool qsamplerChannel::updateChannelInfo
632          lscp_device_info_t *pDeviceInfo;          lscp_device_info_t *pDeviceInfo;
633          const QString sNone = QObject::tr("(none)");          const QString sNone = QObject::tr("(none)");
634          // Audio device driver type.          // Audio device driver type.
635          pDeviceInfo = ::lscp_get_audio_device_info(client(), m_iAudioDevice);          pDeviceInfo = ::lscp_get_audio_device_info(pMainForm->client(), m_iAudioDevice);
636          if (pDeviceInfo == NULL) {          if (pDeviceInfo == NULL) {
637                  appendMessagesClient("lscp_get_audio_device_info");                  appendMessagesClient("lscp_get_audio_device_info");
638                  m_sAudioDriver = sNone;                  m_sAudioDriver = sNone;
# Line 578  bool qsamplerChannel::updateChannelInfo Line 640  bool qsamplerChannel::updateChannelInfo
640                  m_sAudioDriver = pDeviceInfo->driver;                  m_sAudioDriver = pDeviceInfo->driver;
641          }          }
642          // MIDI device driver type.          // MIDI device driver type.
643          pDeviceInfo = ::lscp_get_midi_device_info(client(), m_iMidiDevice);          pDeviceInfo = ::lscp_get_midi_device_info(pMainForm->client(), m_iMidiDevice);
644          if (pDeviceInfo == NULL) {          if (pDeviceInfo == NULL) {
645                  appendMessagesClient("lscp_get_midi_device_info");                  appendMessagesClient("lscp_get_midi_device_info");
646                  m_sMidiDriver = sNone;                  m_sMidiDriver = sNone;
# Line 588  bool qsamplerChannel::updateChannelInfo Line 650  bool qsamplerChannel::updateChannelInfo
650    
651          // Set the audio routing map.          // Set the audio routing map.
652          m_audioRouting.clear();          m_audioRouting.clear();
653          char **ppszRouting = pChannelInfo->audio_routing;  #ifdef CONFIG_AUDIO_ROUTING
654          for (int i = 0; ppszRouting && ppszRouting[i]; i++) {          int *piAudioRouting = pChannelInfo->audio_routing;
655                  m_audioRouting[i] = ::atoi(ppszRouting[i]);          for (int i = 0; piAudioRouting && piAudioRouting[i] >= 0; i++)
656          }                  m_audioRouting[i] = piAudioRouting[i];
657    #else
658            char **ppszAudioRouting = pChannelInfo->audio_routing;
659            for (int i = 0; ppszAudioRouting && ppszAudioRouting[i]; i++)
660                    m_audioRouting[i] = ::atoi(ppszAudioRouting[i]);
661    #endif
662    
663          return true;          return true;
664  }  }
# Line 600  bool qsamplerChannel::updateChannelInfo Line 667  bool qsamplerChannel::updateChannelInfo
667  // Reset channel method.  // Reset channel method.
668  bool qsamplerChannel::channelReset (void)  bool qsamplerChannel::channelReset (void)
669  {  {
670          if (client() == NULL || m_iChannelID < 0)          MainForm *pMainForm = MainForm::getInstance();
671            if (pMainForm == NULL)
672                    return false;
673            if (pMainForm->client() == NULL || m_iChannelID < 0)
674                  return false;                  return false;
675    
676          if (::lscp_reset_channel(client(), m_iChannelID) != LSCP_OK) {          if (::lscp_reset_channel(pMainForm->client(), m_iChannelID) != LSCP_OK) {
677                  appendMessagesClient("lscp_reset_channel");                  appendMessagesClient("lscp_reset_channel");
678                  return false;                  return false;
679          }          }
# Line 614  bool qsamplerChannel::channelReset (void Line 684  bool qsamplerChannel::channelReset (void
684  }  }
685    
686    
687    // Spawn instrument editor method.
688    bool qsamplerChannel::editChannel (void)
689    {
690    #ifdef CONFIG_EDIT_INSTRUMENT
691    
692            MainForm *pMainForm = MainForm::getInstance();
693            if (pMainForm == NULL)
694                    return false;
695            if (pMainForm->client() == NULL || m_iChannelID < 0)
696                    return false;
697    
698            if (::lscp_edit_channel_instrument(pMainForm->client(), m_iChannelID)
699                    != LSCP_OK) {
700                    appendMessagesClient("lscp_edit_channel_instrument");
701                    appendMessagesError(QObject::tr(
702                            "Could not launch an appropriate instrument editor "
703                            "for the given instrument!\n"
704                            "Make sure you have an appropriate "
705                            "instrument editor like 'gigedit' installed\n"
706                            "and that it placed its mandatory DLL file "
707                            "into the sampler's plugin directory.")
708                    );
709                    return false;
710            }
711    
712            appendMessages(QObject::tr("edit instrument."));
713    
714            return true;
715    
716    #else
717    
718            appendMessagesError(QObject::tr(
719                    "Sorry, QSampler was compiled for a version of liblscp "
720                    "which lacks this feature.\n"
721                    "You may want to update liblscp and recompile QSampler afterwards.")
722            );
723    
724            return false;
725    
726    #endif
727    }
728    
729    
730  // Channel setup dialog form.  // Channel setup dialog form.
731  bool qsamplerChannel::channelSetup ( QWidget *pParent )  bool qsamplerChannel::channelSetup ( QWidget *pParent )
732  {  {
733            MainForm *pMainForm = MainForm::getInstance();
734            if (pMainForm == NULL)
735                    return false;
736    
737          bool bResult = false;          bool bResult = false;
738    
739          appendMessages(QObject::tr("setup..."));          appendMessages(QObject::tr("setup..."));
740    
741          qsamplerChannelForm *pChannelForm = new qsamplerChannelForm(pParent);          ChannelForm *pChannelForm = new ChannelForm(pParent);
742          if (pChannelForm) {          if (pChannelForm) {
743                  pChannelForm->setup(this);                  pChannelForm->setup(this);
744                  bResult = pChannelForm->exec();                  bResult = pChannelForm->exec();
# Line 635  bool qsamplerChannel::channelSetup ( QWi Line 752  bool qsamplerChannel::channelSetup ( QWi
752  // Redirected messages output methods.  // Redirected messages output methods.
753  void qsamplerChannel::appendMessages( const QString& s ) const  void qsamplerChannel::appendMessages( const QString& s ) const
754  {  {
755          if (m_pMainForm)          MainForm *pMainForm = MainForm::getInstance();
756                  m_pMainForm->appendMessages(channelName() + ' ' + s);          if (pMainForm)
757                    pMainForm->appendMessages(channelName() + ' ' + s);
758  }  }
759    
760  void qsamplerChannel::appendMessagesColor( const QString& s,  void qsamplerChannel::appendMessagesColor( const QString& s,
761          const QString& c ) const          const QString& c ) const
762  {  {
763          if (m_pMainForm)          MainForm *pMainForm = MainForm::getInstance();
764                  m_pMainForm->appendMessagesColor(channelName() + ' ' + s, c);          if (pMainForm)
765                    pMainForm->appendMessagesColor(channelName() + ' ' + s, c);
766  }  }
767    
768  void qsamplerChannel::appendMessagesText( const QString& s ) const  void qsamplerChannel::appendMessagesText( const QString& s ) const
769  {  {
770          if (m_pMainForm)          MainForm *pMainForm = MainForm::getInstance();
771                  m_pMainForm->appendMessagesText(channelName() + ' ' + s);          if (pMainForm)
772                    pMainForm->appendMessagesText(channelName() + ' ' + s);
773  }  }
774    
775  void qsamplerChannel::appendMessagesError( const QString& s ) const  void qsamplerChannel::appendMessagesError( const QString& s ) const
776  {  {
777          if (m_pMainForm)          MainForm *pMainForm = MainForm::getInstance();
778                  m_pMainForm->appendMessagesError(channelName() + "\n\n" + s);          if (pMainForm)
779                    pMainForm->appendMessagesError(channelName() + "\n\n" + s);
780  }  }
781    
782  void qsamplerChannel::appendMessagesClient( const QString& s ) const  void qsamplerChannel::appendMessagesClient( const QString& s ) const
783  {  {
784          if (m_pMainForm)          MainForm *pMainForm = MainForm::getInstance();
785                  m_pMainForm->appendMessagesClient(channelName() + ' ' + s);          if (pMainForm)
786                    pMainForm->appendMessagesClient(channelName() + ' ' + s);
787  }  }
788    
789    
790  // Context menu event handler.  // Context menu event handler.
791  void qsamplerChannel::contextMenuEvent( QContextMenuEvent *pEvent )  void qsamplerChannel::contextMenuEvent( QContextMenuEvent *pEvent )
792  {  {
793          if (m_pMainForm)          MainForm *pMainForm = MainForm::getInstance();
794                  m_pMainForm->contextMenuEvent(pEvent);          if (pMainForm)
795                    pMainForm->contextMenuEvent(pEvent);
796  }  }
797    
798    
# Line 774  QString qsamplerChannel::loadingInstrume Line 897  QString qsamplerChannel::loadingInstrume
897  }  }
898    
899    
   
900  //-------------------------------------------------------------------------  //-------------------------------------------------------------------------
901  // qsamplerChannelRoutingTable - Channel routing table.  // ChannelRoutingModel - data model for audio routing (used for QTableView)
902  //  //
903    
904  // Constructor.  ChannelRoutingModel::ChannelRoutingModel(QObject* parent) : QAbstractTableModel(parent), pDevice(NULL) {
 qsamplerChannelRoutingTable::qsamplerChannelRoutingTable (  
         QWidget *pParent, const char *pszName )  
         : QTable(pParent, pszName)  
 {  
         // Set fixed number of columns.  
         QTable::setNumCols(2);  
         QTable::setShowGrid(false);  
         QTable::setSorting(false);  
         QTable::setFocusStyle(QTable::FollowStyle);  
         QTable::setSelectionMode(QTable::NoSelection);  
         // No vertical header.  
         QTable::verticalHeader()->hide();  
         QTable::setLeftMargin(0);  
         // Initialize the fixed table column headings.  
         QHeader *pHeader = QTable::horizontalHeader();  
         pHeader->setLabel(0, tr("Sampler Channel"));  
         pHeader->setLabel(1, tr("Device Channel"));  
         // Set read-onlyness of each column  
         QTable::setColumnReadOnly(0, true);  
 //      QTable::setColumnReadOnly(1, false); -- of course not.  
         QTable::setColumnStretchable(1, true);  
905  }  }
906    
907  // Default destructor.  int ChannelRoutingModel::rowCount(const QModelIndex& /*parent*/) const {
908  qsamplerChannelRoutingTable::~qsamplerChannelRoutingTable (void)      return routing.size();
 {  
909  }  }
910    
911    int ChannelRoutingModel::columnCount(const QModelIndex& /*parent*/) const {
912        return 1;
913    }
914    
915  // Routing map table renderer.  Qt::ItemFlags ChannelRoutingModel::flags(const QModelIndex& /*index*/) const {
916  void qsamplerChannelRoutingTable::refresh ( qsamplerDevice *pDevice,      return Qt::ItemIsSelectable | Qt::ItemIsEditable | Qt::ItemIsEnabled;
917          const qsamplerChannelRoutingMap& routing )  }
918  {  
919          if (pDevice == NULL)  bool ChannelRoutingModel::setData(const QModelIndex& index, const QVariant& value, int /*role*/) {
920                  return;      if (!index.isValid()) {
921            return false;
922        }
923    
924        routing[index.row()] = value.toInt();
925    
926        emit dataChanged(index, index);
927        return true;
928    }
929    
930    QVariant ChannelRoutingModel::data(const QModelIndex &index, int role) const {
931        if (!index.isValid())
932            return QVariant();
933        if (role != Qt::DisplayRole)
934            return QVariant();
935        if (index.column() != 0)
936            return QVariant();
937    
938        ChannelRoutingItem item;
939    
940        // The common device port item list.
941        qsamplerDevicePortList& ports = pDevice->ports();
942        qsamplerDevicePort* pPort;
943        for (pPort = ports.first(); pPort; pPort = ports.next()) {
944            item.options.append(
945                pDevice->deviceTypeName()
946                + ' ' + pDevice->driverName()
947                + ' ' + pPort->portName()
948            );
949        }
950    
951        item.selection = routing[index.row()];
952    
953          // Always (re)start it empty.      return QVariant::fromValue(item);
         QTable::setUpdatesEnabled(false);  
         QTable::setNumRows(0);  
   
         // The common device port item list.  
         QStringList opts;  
         qsamplerDevicePortList& ports = pDevice->ports();  
         qsamplerDevicePort *pPort;  
         for (pPort = ports.first(); pPort; pPort = ports.next()) {  
                 opts.append(pDevice->deviceTypeName()  
                         + ' ' + pDevice->driverName()  
                         + ' ' + pPort->portName());  
         }  
   
         // Those items shall have a proper pixmap...  
         QPixmap pmChannel = QPixmap::fromMimeSource("qsamplerChannel.png");  
         QPixmap pmDevice;  
         switch (pDevice->deviceType()) {  
         case qsamplerDevice::Audio:  
                 pmDevice = QPixmap::fromMimeSource("audio2.png");  
                 break;  
         case qsamplerDevice::Midi:  
                 pmDevice = QPixmap::fromMimeSource("midi2.png");  
                 break;  
         case qsamplerDevice::None:  
                 break;  
         }  
   
         // Fill the routing table...  
         QTable::insertRows(0, routing.count());  
         int iRow = 0;  
         qsamplerChannelRoutingMap::ConstIterator iter;  
         for (iter = routing.begin(); iter != routing.end(); ++iter) {  
                 QTable::setPixmap(iRow, 0, pmChannel);  
                 QTable::setText(iRow, 0, pDevice->deviceTypeName()  
                         + ' ' + QString::number(iter.key()));  
                 qsamplerChannelRoutingComboBox *pComboItem =  
                         new qsamplerChannelRoutingComboBox(this, opts, pmDevice);  
                 pComboItem->setCurrentItem(iter.data());  
                 QTable::setItem(iRow, 1, pComboItem);  
                 ++iRow;  
         }  
   
         // Adjust optimal column widths.  
         QTable::adjustColumn(0);  
         QTable::adjustColumn(1);  
   
         QTable::setUpdatesEnabled(true);  
         QTable::updateContents();  
954  }  }
955    
956    QVariant ChannelRoutingModel::headerData(int section, Qt::Orientation orientation, int role) const {
957        if (role != Qt::DisplayRole) return QVariant();
958    
959  // Commit any pending editing.      switch (orientation) {
960  void qsamplerChannelRoutingTable::flush (void)          case Qt::Horizontal:
961                return QObject::tr("-> Device Channel");
962            case Qt::Vertical:
963                return QObject::tr("Sampler Channel ") +
964                       QString::number(section) + " ->";
965            default:
966                return QVariant();
967        }
968    }
969    
970    void ChannelRoutingModel::refresh ( qsamplerDevice *pDevice,
971            const qsamplerChannelRoutingMap& routing )
972  {  {
973          if (QTable::isEditing())      this->pDevice = pDevice;
974              QTable::endEdit(QTable::currEditRow(), QTable::currEditCol(), true, true);      this->routing = routing;
975        // inform the outer world (QTableView) that our data changed
976        QAbstractTableModel::reset();
977  }  }
978    
979    
980  //-------------------------------------------------------------------------  //-------------------------------------------------------------------------
981  // qsamplerChannelRoutingComboBox - Custom combo box for routing table.  // ChannelRoutingDelegate - table cell renderer for audio routing
982  //  //
983    
984  // Constructor.  ChannelRoutingDelegate::ChannelRoutingDelegate(QObject *parent) : QItemDelegate(parent) {
 qsamplerChannelRoutingComboBox::qsamplerChannelRoutingComboBox (  
         QTable *pTable, const QStringList& list, const QPixmap& pixmap )  
         : QTableItem(pTable, QTableItem::WhenCurrent, QString::null, pixmap),  
         m_list(list)  
 {  
         m_iCurrentItem = 0;  
985  }  }
986    
987  // Public accessors.  QWidget* ChannelRoutingDelegate::createEditor(QWidget *parent,
988  void qsamplerChannelRoutingComboBox::setCurrentItem ( int iCurrentItem )          const QStyleOptionViewItem & option ,
989            const QModelIndex& index) const
990  {  {
991          m_iCurrentItem = iCurrentItem;      if (!index.isValid()) {
992            return NULL;
993        }
994    
995        if (index.column() != 0) {
996            return NULL;
997        }
998    
999          QTableItem::setText(m_list[iCurrentItem]);      ChannelRoutingItem item = index.model()->data(index, Qt::DisplayRole).value<ChannelRoutingItem>();
1000    
1001        QComboBox* pComboBox = new QComboBox(parent);
1002        pComboBox->addItems(item.options);
1003        pComboBox->setCurrentIndex(item.selection);
1004        pComboBox->setEnabled(true);
1005        pComboBox->setGeometry(option.rect);
1006        return pComboBox;
1007  }  }
1008    
1009  int qsamplerChannelRoutingComboBox::currentItem (void) const  void ChannelRoutingDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const {
1010  {      ChannelRoutingItem item = index.model()->data(index, Qt::DisplayRole).value<ChannelRoutingItem>();
1011          return m_iCurrentItem;      QComboBox* comboBox = static_cast<QComboBox*>(editor);
1012        comboBox->setCurrentIndex(item.selection);
1013  }  }
1014    
1015  // Virtual implemetations.  void ChannelRoutingDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const {
1016  QWidget *qsamplerChannelRoutingComboBox::createEditor (void) const      QComboBox* comboBox = static_cast<QComboBox*>(editor);
1017  {      model->setData(index, comboBox->currentIndex());
         QComboBox *pComboBox = new QComboBox(QTableItem::table()->viewport());  
         QObject::connect(pComboBox, SIGNAL(activated(int)),  
                 QTableItem::table(), SLOT(doValueChanged()));  
         for (QStringList::ConstIterator iter = m_list.begin();  
                         iter != m_list.end(); iter++) {  
                 pComboBox->insertItem(QTableItem::pixmap(), *iter);  
         }  
         pComboBox->setCurrentItem(m_iCurrentItem);  
         return pComboBox;  
1018  }  }
1019    
1020  void qsamplerChannelRoutingComboBox::setContentFromEditor ( QWidget *pWidget )  void ChannelRoutingDelegate::updateEditorGeometry(QWidget *editor,
1021            const QStyleOptionViewItem &option, const QModelIndex &/* index */) const
1022  {  {
1023          if (pWidget->inherits("QComboBox")) {      editor->setGeometry(option.rect);
                 QComboBox *pComboBox = (QComboBox *) pWidget;  
                 m_iCurrentItem = pComboBox->currentItem();  
                 QTableItem::setText(pComboBox->currentText());  
         }  
         else QTableItem::setContentFromEditor(pWidget);  
1024  }  }
1025    
   
1026  // end of qsamplerChannel.cpp  // end of qsamplerChannel.cpp
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