/[svn]/qsampler/trunk/src/qsamplerChannel.h
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revision 467 by capela, Tue Mar 15 23:54:14 2005 UTC revision 2563 by capela, Tue May 20 10:59:37 2014 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) 2004-2014, 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 options accessor.  
         qsamplerOptions *options();  
   
         // LSCP client descriptor accessor.  
         lscp_client_t * client();  
54    
55          // Add/remove sampler channel methods.          // Add/remove sampler channel methods.
56          bool     addChannel();          bool     addChannel();
57          bool     removeChannel();          bool     removeChannel();
58    
59          // Sampler channel ID accessors.          // Sampler channel ID accessors.
60          int      channelID();          int      channelID() const;
61          void     setChannelID(int iChannelID);          void     setChannelID(int iChannelID);
62    
63          // Readable channel name.          // Readable channel name.
64          QString  channelName();          QString  channelName() const;
65    
66          // Engine name property.          // Engine name property.
67          QString& engineName();          const QString& engineName() const;
68          bool     loadEngine(const QString& sEngineName);          bool     loadEngine(const QString& sEngineName);
69    
70          // Instrument file and index.          // Instrument file and index.
71          QString& instrumentFile();          const QString& instrumentFile() const;
72          int      instrumentNr();          int      instrumentNr() const;
73          QString& instrumentName();          const QString& instrumentName() const;
74          int      instrumentStatus();          int      instrumentStatus() const;
75    
76            // 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.
79          bool     setInstrument(const QString& sInstrumentFile, int iInstrumentNr);          bool     setInstrument(const QString& sInstrumentFile, int iInstrumentNr);
80    
81          // MIDI input driver (DEPRECATED).          // MIDI input driver (DEPRECATED).
82          QString& midiDriver();          const QString& midiDriver() const;
83          bool     setMidiDriver(const QString& sMidiDriver);          bool     setMidiDriver(const QString& sMidiDriver);
84    
85          // MIDI input device.          // MIDI input device.
86          int      midiDevice();          int      midiDevice() const;
87          bool     setMidiDevice(int iMidiDevice);          bool     setMidiDevice(int iMidiDevice);
88    
89          // MIDI input port.          // MIDI input port.
90          int      midiPort();          int      midiPort() const;
91          bool     setMidiPort(int iMidiPort);          bool     setMidiPort(int iMidiPort);
92    
93          // MIDI input channel.          // MIDI input channel.
94          int      midiChannel();          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          QString& audioDriver();          const QString& audioDriver() const;
103          bool     setAudioDriver(const QString& sAudioDriver);          bool     setAudioDriver(const QString& sAudioDriver);
104    
105          // Audio output device.          // Audio output device.
106          int      audioDevice();          int      audioDevice() const;
107          bool     setAudioDevice(int iAudioDevice);          bool     setAudioDevice(int iAudioDevice);
108    
109          // Sampler channel volume.          // Sampler channel volume.
110          float    volume();          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 115  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);          void     appendMessages       (const QString & s) const;
144          void     appendMessagesColor  (const QString & s, const QString & c);          void     appendMessagesColor  (const QString & s, const QString & c) const;
145          void     appendMessagesText   (const QString & s);          void     appendMessagesText   (const QString & s) const;
146          void     appendMessagesError  (const QString & s);          void     appendMessagesError  (const QString & s) const;
147          void     appendMessagesClient (const QString & s);          void     appendMessagesClient (const QString & s) const;
148    
149          // Context menu event handler.          // Context menu event handler.
150          void contextMenuEvent(QContextMenuEvent *pEvent);          void contextMenuEvent(QContextMenuEvent *pEvent);
# Line 128  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            static bool isSf2InstrumentFile (const QString& sInstrumentFile);
160    
161          // Retrieve the available instrument name(s) of an instrument file (.gig).          // Retrieve the available instrument name(s) of an instrument file (.gig).
162          static QString getInstrumentName (const QString& sInstrumentFile,          static QString getInstrumentName (const QString& sInstrumentFile,
# Line 140  public: Line 166  public:
166    
167  private:  private:
168    
         // Main application form reference.  
         qsamplerMainForm *m_pMainForm;  
   
169          // Unique channel identifier.          // Unique channel identifier.
170          int     m_iChannelID;          int     m_iChannelID;
171    
# Line 152  private: Line 175  private:
175          QString m_sInstrumentFile;          QString m_sInstrumentFile;
176          int     m_iInstrumentNr;          int     m_iInstrumentNr;
177          int     m_iInstrumentStatus;          int     m_iInstrumentStatus;
178          QString m_sMidiDriver;          // DEPRECATED.          QString m_sMidiDriver;
179          int     m_iMidiDevice;          int     m_iMidiDevice;
180          int     m_iMidiPort;          int     m_iMidiPort;
181          int     m_iMidiChannel;          int     m_iMidiChannel;
182          QString m_sAudioDriver;         // DEPRECATED.          int     m_iMidiMap;
183            QString m_sAudioDriver;
184          int     m_iAudioDevice;          int     m_iAudioDevice;
185          float   m_fVolume;          float   m_fVolume;
186            bool    m_bMute;
187            bool    m_bSolo;
188    
189            // The audio routing mapping.
190            ChannelRoutingMap m_audioRouting;
191  };  };
192    
193    
194    //-------------------------------------------------------------------------
195    // QSampler::ChannelRoutingModel - data model for audio routing
196    //                                 (used for QTableView)
197    //
198    
199    struct ChannelRoutingItem {
200            QStringList options;
201            int         selection;
202    };
203    
204    class ChannelRoutingModel : public QAbstractTableModel
205    {
206            Q_OBJECT
207    public:
208    
209            ChannelRoutingModel(QObject* pParent = NULL);
210    
211            // overridden methods from subclass(es)
212            int rowCount(const QModelIndex& parent = QModelIndex()) const;
213            int columnCount(const QModelIndex& parent = QModelIndex()) const;
214            Qt::ItemFlags flags(const QModelIndex& index) const;
215            bool setData(const QModelIndex& index, const QVariant& value,
216                    int role = Qt::EditRole);
217            QVariant data(const QModelIndex &index, int role) const;
218            QVariant headerData(int section, Qt::Orientation orientation,
219                    int role = Qt::DisplayRole) const;
220    
221            // own methods
222            ChannelRoutingMap routingMap() const { return m_routing; }
223    
224            void clear() { m_routing.clear(); }
225    
226    public slots:
227    
228            void refresh(Device *pDevice,
229                    const ChannelRoutingMap& routing);
230    
231    private:
232    
233            Device *m_pDevice;
234            ChannelRoutingMap m_routing;
235    };
236    
237    
238    //-------------------------------------------------------------------------
239    // QSampler::ChannelRoutingDelegate - table cell renderer for audio routing
240    //
241    
242    class ChannelRoutingDelegate : public QItemDelegate
243    {
244            Q_OBJECT
245    
246    public:
247    
248            ChannelRoutingDelegate(QObject* pParent = NULL);
249    
250            QWidget* createEditor(QWidget *pParent,
251                    const QStyleOptionViewItem& option, const QModelIndex& index) const;
252            void setEditorData(QWidget *pEditor, const QModelIndex& index) const;
253            void setModelData(QWidget *pEditor, QAbstractItemModel* model,
254                    const QModelIndex& index) const;
255            void updateEditorGeometry(QWidget *pEditor,
256                    const QStyleOptionViewItem& option, const QModelIndex& index) const;
257    };
258    
259    } // namespace QSampler
260    
261    // So we can use it i.e. through QVariant
262    Q_DECLARE_METATYPE(QSampler::ChannelRoutingItem)
263    
264  #endif  // __qsamplerChannel_h  #endif  // __qsamplerChannel_h
265    
266    
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