/[svn]/qsampler/trunk/src/qsamplerChannel.h
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revision 484 by capela, Tue Mar 22 12:55:29 2005 UTC revision 2108 by capela, Thu Jul 15 08:03:32 2010 UTC
# Line 1  Line 1 
1  // qsamplerChannel.h  // qsamplerChannel.h
2  //  //
3  /****************************************************************************  /****************************************************************************
4     Copyright (C) 2003-2005, rncbc aka Rui Nuno Capela. All rights reserved.     Copyright (C) 2004-2010, 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  #ifndef __qsamplerChannel_h  #ifndef __qsamplerChannel_h
24  #define __qsamplerChannel_h  #define __qsamplerChannel_h
25    
26  #include <qobject.h>  #include <QTableWidgetItem>
27    #include <QItemDelegate>
28    
29  #include <lscp/client.h>  #include <lscp/client.h>
30  #include <lscp/device.h>  #include <lscp/device.h>
31    
32  #include "qsamplerOptions.h"  #include "qsamplerOptions.h"
33    
34  class qsamplerMainForm;  namespace QSampler {
35    
36    class Device;
37    
38    // Typedef'd QMap.
39    typedef QMap<int, int> ChannelRoutingMap;
40    
41    
42  //-------------------------------------------------------------------------  //-------------------------------------------------------------------------
43  // qsamplerChannel - Sampler channel structure.  // QSampler::Channel - Sampler channel structure.
44  //  //
45    
46  class qsamplerChannel  class Channel
47  {  {
48  public:  public:
49    
50          // Constructor.          // Constructor.
51          qsamplerChannel(qsamplerMainForm *pMainForm, int iChannelID = -1);          Channel(int iChannelID = -1);
52          // Default destructor.          // Default destructor.
53          ~qsamplerChannel();          ~Channel();
   
         // Main application form accessor.  
         qsamplerMainForm *mainForm() const;  
           
         // Main application options accessor.  
         qsamplerOptions *options() const;  
   
         // LSCP client descriptor accessor.  
         lscp_client_t * client() const;  
54    
55          // Add/remove sampler channel methods.          // Add/remove sampler channel methods.
56          bool     addChannel();          bool     addChannel();
# Line 74  public: Line 72  public:
72          int      instrumentNr() const;          int      instrumentNr() const;
73          const QString& instrumentName() const;          const QString& instrumentName() const;
74          int      instrumentStatus() const;          int      instrumentStatus() const;
75            
76          // Instrument file loader.          // Instrument file loader.
77          bool     loadInstrument(const QString& sInstrumentFile, int iInstrumentNr);          bool     loadInstrument(const QString& sInstrumentFile, int iInstrumentNr);
78          // Special instrument file/name/number settler.          // Special instrument file/name/number settler.
# Line 96  public: Line 94  public:
94          int      midiChannel() const;          int      midiChannel() const;
95          bool     setMidiChannel(int iMidiChannel);          bool     setMidiChannel(int iMidiChannel);
96    
97            // MIDI instrument map.
98            int      midiMap() const;
99            bool     setMidiMap(int iMidiMap);
100    
101          // Audio output driver (DEPRECATED).          // Audio output driver (DEPRECATED).
102          const QString& audioDriver() const;          const QString& audioDriver() const;
103          bool     setAudioDriver(const QString& sAudioDriver);          bool     setAudioDriver(const QString& sAudioDriver);
# Line 108  public: Line 110  public:
110          float    volume() const;          float    volume() const;
111          bool     setVolume(float fVolume);          bool     setVolume(float fVolume);
112    
113            // Sampler channel mute state.
114            bool     channelMute() const;
115            bool     setChannelMute(bool bMute);
116    
117            // Sampler channel solo state.
118            bool     channelSolo() const;
119            bool     setChannelSolo(bool bSolo);
120    
121            // Audio routing accessors.
122            int      audioChannel(int iAudioOut) const;
123            bool     setAudioChannel(int iAudioOut, int iAudioIn);
124            // The audio routing map itself.
125            const ChannelRoutingMap& audioRouting() const;
126    
127          // Istrument name remapper.          // Istrument name remapper.
128          void     updateInstrumentName();          void     updateInstrumentName();
129    
# Line 120  public: Line 136  public:
136          // Reset channel method.          // Reset channel method.
137          bool     channelReset();          bool     channelReset();
138    
139            // Spawn instrument editor method.
140            bool     editChannel();
141    
142          // Message logging methods (brainlessly mapped to main form's).          // Message logging methods (brainlessly mapped to main form's).
143          void     appendMessages       (const QString & s) const;          void     appendMessages       (const QString & s) const;
144          void     appendMessagesColor  (const QString & s, const QString & c) const;          void     appendMessagesColor  (const QString & s, const QString & c) const;
# Line 133  public: Line 152  public:
152          // Common (invalid) name-helpers.          // Common (invalid) name-helpers.
153          static QString noEngineName();          static QString noEngineName();
154          static QString noInstrumentName();          static QString noInstrumentName();
155            static QString loadingInstrument();
156    
157          // Check whether a given file is an instrument file.          // Check whether a given file is an instrument file.
158          static bool isInstrumentFile (const QString& sInstrumentFile);          static bool isDlsInstrumentFile (const QString& sInstrumentFile);
159    
160          // Retrieve the available instrument name(s) of an instrument file (.gig).          // Retrieve the available instrument name(s) of an instrument file (.gig).
161          static QString getInstrumentName (const QString& sInstrumentFile,          static QString getInstrumentName (const QString& sInstrumentFile,
# Line 145  public: Line 165  public:
165    
166  private:  private:
167    
         // Main application form reference.  
         qsamplerMainForm *m_pMainForm;  
   
168          // Unique channel identifier.          // Unique channel identifier.
169          int     m_iChannelID;          int     m_iChannelID;
170    
# Line 157  private: Line 174  private:
174          QString m_sInstrumentFile;          QString m_sInstrumentFile;
175          int     m_iInstrumentNr;          int     m_iInstrumentNr;
176          int     m_iInstrumentStatus;          int     m_iInstrumentStatus;
177          QString m_sMidiDriver;          // DEPRECATED.          QString m_sMidiDriver;
178          int     m_iMidiDevice;          int     m_iMidiDevice;
179          int     m_iMidiPort;          int     m_iMidiPort;
180          int     m_iMidiChannel;          int     m_iMidiChannel;
181          QString m_sAudioDriver;         // DEPRECATED.          int     m_iMidiMap;
182            QString m_sAudioDriver;
183          int     m_iAudioDevice;          int     m_iAudioDevice;
184          float   m_fVolume;          float   m_fVolume;
185            bool    m_bMute;
186            bool    m_bSolo;
187    
188            // The audio routing mapping.
189            ChannelRoutingMap m_audioRouting;
190  };  };
191    
192    
193    //-------------------------------------------------------------------------
194    // QSampler::ChannelRoutingModel - data model for audio routing
195    //                                 (used for QTableView)
196    //
197    
198    struct ChannelRoutingItem {
199            QStringList options;
200            int         selection;
201    };
202    
203    class ChannelRoutingModel : public QAbstractTableModel
204    {
205            Q_OBJECT
206    public:
207    
208            ChannelRoutingModel(QObject* pParent = NULL);
209    
210            // overridden methods from subclass(es)
211            int rowCount(const QModelIndex& parent = QModelIndex()) const;
212            int columnCount(const QModelIndex& parent = QModelIndex()) const;
213            Qt::ItemFlags flags(const QModelIndex& index) const;
214            bool setData(const QModelIndex& index, const QVariant& value,
215                    int role = Qt::EditRole);
216            QVariant data(const QModelIndex &index, int role) const;
217            QVariant headerData(int section, Qt::Orientation orientation,
218                    int role = Qt::DisplayRole) const;
219    
220            // own methods
221            ChannelRoutingMap routingMap() const { return m_routing; }
222    
223            void clear() { m_routing.clear(); }
224    
225    public slots:
226    
227            void refresh(Device *pDevice,
228                    const ChannelRoutingMap& routing);
229    
230    private:
231    
232            Device *m_pDevice;
233            ChannelRoutingMap m_routing;
234    };
235    
236    
237    //-------------------------------------------------------------------------
238    // QSampler::ChannelRoutingDelegate - table cell renderer for audio routing
239    //
240    
241    class ChannelRoutingDelegate : public QItemDelegate
242    {
243            Q_OBJECT
244    
245    public:
246    
247            ChannelRoutingDelegate(QObject* pParent = NULL);
248    
249            QWidget* createEditor(QWidget *pParent,
250                    const QStyleOptionViewItem& option, const QModelIndex& index) const;
251            void setEditorData(QWidget *pEditor, const QModelIndex& index) const;
252            void setModelData(QWidget *pEditor, QAbstractItemModel* model,
253                    const QModelIndex& index) const;
254            void updateEditorGeometry(QWidget *pEditor,
255                    const QStyleOptionViewItem& option, const QModelIndex& index) const;
256    };
257    
258    } // namespace QSampler
259    
260    // So we can use it i.e. through QVariant
261    Q_DECLARE_METATYPE(QSampler::ChannelRoutingItem)
262    
263  #endif  // __qsamplerChannel_h  #endif  // __qsamplerChannel_h
264    
265    
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