/[svn]/qsampler/trunk/src/qsamplerChannel.h
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revision 484 by capela, Tue Mar 22 12:55:29 2005 UTC revision 1489 by schoenebeck, Mon Nov 19 03:29:57 2007 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) 2004-2007, 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  #ifndef __qsamplerChannel_h  #ifndef __qsamplerChannel_h
24  #define __qsamplerChannel_h  #define __qsamplerChannel_h
25    
26  #include <qobject.h>  #include <QTableWidgetItem>
27    #include <QAbstractTableModel>
28    #include <QMetaType>
29    #include <QItemDelegate>
30    #include <QFontMetrics>
31    #include <QModelIndex>
32    #include <QSize>
33    
34  #include <lscp/client.h>  #include <lscp/client.h>
35  #include <lscp/device.h>  #include <lscp/device.h>
36    
37  #include "qsamplerOptions.h"  #include "qsamplerOptions.h"
38    
39  class qsamplerMainForm;  class qsamplerDevice;
40    
41    
42    // Typedef'd QMap.
43    typedef QMap<int, int> qsamplerChannelRoutingMap;
44    
45    
46  //-------------------------------------------------------------------------  //-------------------------------------------------------------------------
# Line 41  class qsamplerChannel Line 52  class qsamplerChannel
52  public:  public:
53    
54          // Constructor.          // Constructor.
55          qsamplerChannel(qsamplerMainForm *pMainForm, int iChannelID = -1);          qsamplerChannel(int iChannelID = -1);
56          // Default destructor.          // Default destructor.
57          ~qsamplerChannel();          ~qsamplerChannel();
58    
         // Main application form accessor.  
         qsamplerMainForm *mainForm() const;  
           
         // Main application options accessor.  
         qsamplerOptions *options() const;  
   
         // LSCP client descriptor accessor.  
         lscp_client_t * client() const;  
   
59          // Add/remove sampler channel methods.          // Add/remove sampler channel methods.
60          bool     addChannel();          bool     addChannel();
61          bool     removeChannel();          bool     removeChannel();
# Line 74  public: Line 76  public:
76          int      instrumentNr() const;          int      instrumentNr() const;
77          const QString& instrumentName() const;          const QString& instrumentName() const;
78          int      instrumentStatus() const;          int      instrumentStatus() const;
79            
80          // Instrument file loader.          // Instrument file loader.
81          bool     loadInstrument(const QString& sInstrumentFile, int iInstrumentNr);          bool     loadInstrument(const QString& sInstrumentFile, int iInstrumentNr);
82          // Special instrument file/name/number settler.          // Special instrument file/name/number settler.
# Line 96  public: Line 98  public:
98          int      midiChannel() const;          int      midiChannel() const;
99          bool     setMidiChannel(int iMidiChannel);          bool     setMidiChannel(int iMidiChannel);
100    
101            // MIDI instrument map.
102            int      midiMap() const;
103            bool     setMidiMap(int iMidiMap);
104    
105          // Audio output driver (DEPRECATED).          // Audio output driver (DEPRECATED).
106          const QString& audioDriver() const;          const QString& audioDriver() const;
107          bool     setAudioDriver(const QString& sAudioDriver);          bool     setAudioDriver(const QString& sAudioDriver);
# Line 108  public: Line 114  public:
114          float    volume() const;          float    volume() const;
115          bool     setVolume(float fVolume);          bool     setVolume(float fVolume);
116    
117            // Sampler channel mute state.
118            bool     channelMute() const;
119            bool     setChannelMute(bool bMute);
120    
121            // Sampler channel solo state.
122            bool     channelSolo() const;
123            bool     setChannelSolo(bool bSolo);
124    
125            // Audio routing accessors.
126            int      audioChannel(int iAudioOut) const;
127            bool     setAudioChannel(int iAudioOut, int iAudioIn);
128            // The audio routing map itself.
129            const qsamplerChannelRoutingMap& audioRouting() const;
130    
131          // Istrument name remapper.          // Istrument name remapper.
132          void     updateInstrumentName();          void     updateInstrumentName();
133    
# Line 120  public: Line 140  public:
140          // Reset channel method.          // Reset channel method.
141          bool     channelReset();          bool     channelReset();
142    
143            // Spawn instrument editor method.
144            bool     editChannel();
145    
146          // Message logging methods (brainlessly mapped to main form's).          // Message logging methods (brainlessly mapped to main form's).
147          void     appendMessages       (const QString & s) const;          void     appendMessages       (const QString & s) const;
148          void     appendMessagesColor  (const QString & s, const QString & c) const;          void     appendMessagesColor  (const QString & s, const QString & c) const;
# Line 133  public: Line 156  public:
156          // Common (invalid) name-helpers.          // Common (invalid) name-helpers.
157          static QString noEngineName();          static QString noEngineName();
158          static QString noInstrumentName();          static QString noInstrumentName();
159            static QString loadingInstrument();
160    
161          // Check whether a given file is an instrument file.          // Check whether a given file is an instrument file.
162          static bool isInstrumentFile (const QString& sInstrumentFile);          static bool isInstrumentFile (const QString& sInstrumentFile);
# Line 145  public: Line 169  public:
169    
170  private:  private:
171    
         // Main application form reference.  
         qsamplerMainForm *m_pMainForm;  
   
172          // Unique channel identifier.          // Unique channel identifier.
173          int     m_iChannelID;          int     m_iChannelID;
174    
# Line 157  private: Line 178  private:
178          QString m_sInstrumentFile;          QString m_sInstrumentFile;
179          int     m_iInstrumentNr;          int     m_iInstrumentNr;
180          int     m_iInstrumentStatus;          int     m_iInstrumentStatus;
181          QString m_sMidiDriver;          // DEPRECATED.          QString m_sMidiDriver;
182          int     m_iMidiDevice;          int     m_iMidiDevice;
183          int     m_iMidiPort;          int     m_iMidiPort;
184          int     m_iMidiChannel;          int     m_iMidiChannel;
185          QString m_sAudioDriver;         // DEPRECATED.          int     m_iMidiMap;
186            QString m_sAudioDriver;
187          int     m_iAudioDevice;          int     m_iAudioDevice;
188          float   m_fVolume;          float   m_fVolume;
189            bool    m_bMute;
190            bool    m_bSolo;
191    
192            // The audio routing mapping.
193            qsamplerChannelRoutingMap m_audioRouting;
194    };
195    
196    
197    //-------------------------------------------------------------------------
198    // ChannelRoutingModel - data model for audio routing (used for QTableView)
199    //
200    
201    struct ChannelRoutingItem {
202        QStringList options;
203        int         selection;
204    };
205    
206    // so we can use it i.e. through QVariant
207    Q_DECLARE_METATYPE(ChannelRoutingItem)
208    
209    class ChannelRoutingModel : public QAbstractTableModel {
210            Q_OBJECT
211        public:
212            ChannelRoutingModel(QObject* parent = 0);
213    
214            // overridden methods from subclass(es)
215            int rowCount(const QModelIndex &parent = QModelIndex()) const;
216            int columnCount(const QModelIndex &parent = QModelIndex()) const;
217            Qt::ItemFlags flags(const QModelIndex& index) const;
218            bool setData(const QModelIndex& index, const QVariant& value, int role = Qt::EditRole);
219            QVariant data(const QModelIndex &index, int role) const;
220            QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
221    
222            // own methods
223            qsamplerChannelRoutingMap routingMap() const {
224                return routing;
225            }
226    
227            void clear() { routing.clear(); }
228    
229        public slots:
230            void refresh(qsamplerDevice *pDevice, const qsamplerChannelRoutingMap& routing);
231    
232        private:
233            qsamplerDevice* pDevice;
234            qsamplerChannelRoutingMap routing;
235  };  };
236    
 #endif  // __qsamplerChannel_h  
237    
238    //-------------------------------------------------------------------------
239    // ChannelRoutingDelegate - table cell renderer for audio routing
240    //
241    
242    class ChannelRoutingDelegate : public QItemDelegate {
243            Q_OBJECT
244        public:
245            ChannelRoutingDelegate(QObject* parent = 0);
246            QWidget* createEditor(QWidget* parent,
247                                  const QStyleOptionViewItem& option,
248                                  const QModelIndex& index) const;
249            void setEditorData(QWidget* editor, const QModelIndex& index) const;
250            void setModelData(QWidget* editor, QAbstractItemModel* model,
251                              const QModelIndex& index) const;
252            void updateEditorGeometry(QWidget* editor,
253                                      const QStyleOptionViewItem& option,
254                                      const QModelIndex& index) const;
255    };
256    
257    #endif  // __qsamplerChannel_h
258    
259  // end of qsamplerChannel.h  // end of qsamplerChannel.h
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