/[svn]/qsampler/trunk/src/qsamplerChannel.h
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revision 467 by capela, Tue Mar 15 23:54:14 2005 UTC revision 1510 by capela, Thu Nov 22 14:17:24 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 <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;  class qsamplerDevice;
35    
36    
37    // Typedef'd QMap.
38    typedef QMap<int, int> qsamplerChannelRoutingMap;
39    
40    
41  //-------------------------------------------------------------------------  //-------------------------------------------------------------------------
# Line 41  class qsamplerChannel Line 47  class qsamplerChannel
47  public:  public:
48    
49          // Constructor.          // Constructor.
50          qsamplerChannel(qsamplerMainForm *pMainForm, int iChannelID = -1);          qsamplerChannel(int iChannelID = -1);
51          // Default destructor.          // Default destructor.
52          ~qsamplerChannel();          ~qsamplerChannel();
53    
         // Main application options accessor.  
         qsamplerOptions *options();  
   
         // LSCP client descriptor accessor.  
         lscp_client_t * client();  
   
54          // Add/remove sampler channel methods.          // Add/remove sampler channel methods.
55          bool     addChannel();          bool     addChannel();
56          bool     removeChannel();          bool     removeChannel();
57    
58          // Sampler channel ID accessors.          // Sampler channel ID accessors.
59          int      channelID();          int      channelID() const;
60          void     setChannelID(int iChannelID);          void     setChannelID(int iChannelID);
61    
62          // Readable channel name.          // Readable channel name.
63          QString  channelName();          QString  channelName() const;
64    
65          // Engine name property.          // Engine name property.
66          QString& engineName();          const QString& engineName() const;
67          bool     loadEngine(const QString& sEngineName);          bool     loadEngine(const QString& sEngineName);
68    
69          // Instrument file and index.          // Instrument file and index.
70          QString& instrumentFile();          const QString& instrumentFile() const;
71          int      instrumentNr();          int      instrumentNr() const;
72          QString& instrumentName();          const QString& instrumentName() const;
73          int      instrumentStatus();          int      instrumentStatus() const;
74    
75            // Instrument file loader.
76          bool     loadInstrument(const QString& sInstrumentFile, int iInstrumentNr);          bool     loadInstrument(const QString& sInstrumentFile, int iInstrumentNr);
77          // Special instrument file/name/number settler.          // Special instrument file/name/number settler.
78          bool     setInstrument(const QString& sInstrumentFile, int iInstrumentNr);          bool     setInstrument(const QString& sInstrumentFile, int iInstrumentNr);
79    
80          // MIDI input driver (DEPRECATED).          // MIDI input driver (DEPRECATED).
81          QString& midiDriver();          const QString& midiDriver() const;
82          bool     setMidiDriver(const QString& sMidiDriver);          bool     setMidiDriver(const QString& sMidiDriver);
83    
84          // MIDI input device.          // MIDI input device.
85          int      midiDevice();          int      midiDevice() const;
86          bool     setMidiDevice(int iMidiDevice);          bool     setMidiDevice(int iMidiDevice);
87    
88          // MIDI input port.          // MIDI input port.
89          int      midiPort();          int      midiPort() const;
90          bool     setMidiPort(int iMidiPort);          bool     setMidiPort(int iMidiPort);
91    
92          // MIDI input channel.          // MIDI input channel.
93          int      midiChannel();          int      midiChannel() const;
94          bool     setMidiChannel(int iMidiChannel);          bool     setMidiChannel(int iMidiChannel);
95    
96            // MIDI instrument map.
97            int      midiMap() const;
98            bool     setMidiMap(int iMidiMap);
99    
100          // Audio output driver (DEPRECATED).          // Audio output driver (DEPRECATED).
101          QString& audioDriver();          const QString& audioDriver() const;
102          bool     setAudioDriver(const QString& sAudioDriver);          bool     setAudioDriver(const QString& sAudioDriver);
103    
104          // Audio output device.          // Audio output device.
105          int      audioDevice();          int      audioDevice() const;
106          bool     setAudioDevice(int iAudioDevice);          bool     setAudioDevice(int iAudioDevice);
107    
108          // Sampler channel volume.          // Sampler channel volume.
109          float    volume();          float    volume() const;
110          bool     setVolume(float fVolume);          bool     setVolume(float fVolume);
111    
112            // Sampler channel mute state.
113            bool     channelMute() const;
114            bool     setChannelMute(bool bMute);
115    
116            // Sampler channel solo state.
117            bool     channelSolo() const;
118            bool     setChannelSolo(bool bSolo);
119    
120            // Audio routing accessors.
121            int      audioChannel(int iAudioOut) const;
122            bool     setAudioChannel(int iAudioOut, int iAudioIn);
123            // The audio routing map itself.
124            const qsamplerChannelRoutingMap& audioRouting() const;
125    
126          // Istrument name remapper.          // Istrument name remapper.
127          void     updateInstrumentName();          void     updateInstrumentName();
128    
# Line 115  public: Line 135  public:
135          // Reset channel method.          // Reset channel method.
136          bool     channelReset();          bool     channelReset();
137    
138            // Spawn instrument editor method.
139            bool     editChannel();
140    
141          // Message logging methods (brainlessly mapped to main form's).          // Message logging methods (brainlessly mapped to main form's).
142          void     appendMessages       (const QString & s);          void     appendMessages       (const QString & s) const;
143          void     appendMessagesColor  (const QString & s, const QString & c);          void     appendMessagesColor  (const QString & s, const QString & c) const;
144          void     appendMessagesText   (const QString & s);          void     appendMessagesText   (const QString & s) const;
145          void     appendMessagesError  (const QString & s);          void     appendMessagesError  (const QString & s) const;
146          void     appendMessagesClient (const QString & s);          void     appendMessagesClient (const QString & s) const;
147    
148          // Context menu event handler.          // Context menu event handler.
149          void contextMenuEvent(QContextMenuEvent *pEvent);          void contextMenuEvent(QContextMenuEvent *pEvent);
# Line 128  public: Line 151  public:
151          // Common (invalid) name-helpers.          // Common (invalid) name-helpers.
152          static QString noEngineName();          static QString noEngineName();
153          static QString noInstrumentName();          static QString noInstrumentName();
154            static QString loadingInstrument();
155    
156          // Check whether a given file is an instrument file.          // Check whether a given file is an instrument file.
157          static bool isInstrumentFile (const QString& sInstrumentFile);          static bool isInstrumentFile (const QString& sInstrumentFile);
# Line 140  public: Line 164  public:
164    
165  private:  private:
166    
         // Main application form reference.  
         qsamplerMainForm *m_pMainForm;  
   
167          // Unique channel identifier.          // Unique channel identifier.
168          int     m_iChannelID;          int     m_iChannelID;
169    
# Line 152  private: Line 173  private:
173          QString m_sInstrumentFile;          QString m_sInstrumentFile;
174          int     m_iInstrumentNr;          int     m_iInstrumentNr;
175          int     m_iInstrumentStatus;          int     m_iInstrumentStatus;
176          QString m_sMidiDriver;          // DEPRECATED.          QString m_sMidiDriver;
177          int     m_iMidiDevice;          int     m_iMidiDevice;
178          int     m_iMidiPort;          int     m_iMidiPort;
179          int     m_iMidiChannel;          int     m_iMidiChannel;
180          QString m_sAudioDriver;         // DEPRECATED.          int     m_iMidiMap;
181            QString m_sAudioDriver;
182          int     m_iAudioDevice;          int     m_iAudioDevice;
183          float   m_fVolume;          float   m_fVolume;
184            bool    m_bMute;
185            bool    m_bSolo;
186    
187            // The audio routing mapping.
188            qsamplerChannelRoutingMap m_audioRouting;
189  };  };
190    
 #endif  // __qsamplerChannel_h  
191    
192    //-------------------------------------------------------------------------
193    // ChannelRoutingModel - data model for audio routing (used for QTableView)
194    //
195    
196    struct ChannelRoutingItem {
197            QStringList options;
198            int         selection;
199    };
200    
201    // so we can use it i.e. through QVariant
202    Q_DECLARE_METATYPE(ChannelRoutingItem)
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            qsamplerChannelRoutingMap routingMap() const { return m_routing; }
223    
224            void clear() { m_routing.clear(); }
225    
226    public slots:
227    
228            void refresh(qsamplerDevice *pDevice,
229                    const qsamplerChannelRoutingMap& routing);
230    
231    private:
232    
233            qsamplerDevice *m_pDevice;
234            qsamplerChannelRoutingMap m_routing;
235    };
236    
237    
238    //-------------------------------------------------------------------------
239    // 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    #endif  // __qsamplerChannel_h
260    
261  // end of qsamplerChannel.h  // end of qsamplerChannel.h
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