trunk/src/qsamplerChannel.h

// qsamplerChannel.h
//
/****************************************************************************
   Copyright (C) 2004-2012, rncbc aka Rui Nuno Capela. All rights reserved.
   Copyright (C) 2007, Christian Schoenebeck

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public License
   as published by the Free Software Foundation; either version 2
   of the License, or (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License along
   with this program; if not, write to the Free Software Foundation, Inc.,
   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

*****************************************************************************/

#ifndef __qsamplerChannel_h
#define __qsamplerChannel_h

#include <QTableWidgetItem>
#include <QItemDelegate>

#include <lscp/client.h>
#include <lscp/device.h>

#include "qsamplerOptions.h"

namespace QSampler {

class Device;

// Typedef'd QMap.
typedef QMap<int, int> ChannelRoutingMap;


//-------------------------------------------------------------------------
// QSampler::Channel - Sampler channel structure.
//

class Channel
{
public:

        // Constructor.
        Channel(int iChannelID = -1);
        // Default destructor.
        ~Channel();

        // Add/remove sampler channel methods.
        bool     addChannel();
        bool     removeChannel();

        // Sampler channel ID accessors.
        int      channelID() const;
        void     setChannelID(int iChannelID);

        // Readable channel name.
        QString  channelName() const;

        // Engine name property.
        const QString& engineName() const;
        bool     loadEngine(const QString& sEngineName);

        // Instrument file and index.
        const QString& instrumentFile() const;
        int      instrumentNr() const;
        const QString& instrumentName() const;
        int      instrumentStatus() const;

        // Instrument file loader.
        bool     loadInstrument(const QString& sInstrumentFile, int iInstrumentNr);
        // Special instrument file/name/number settler.
        bool     setInstrument(const QString& sInstrumentFile, int iInstrumentNr);

        // MIDI input driver (DEPRECATED).
        const QString& midiDriver() const;
        bool     setMidiDriver(const QString& sMidiDriver);

        // MIDI input device.
        int      midiDevice() const;
        bool     setMidiDevice(int iMidiDevice);

        // MIDI input port.
        int      midiPort() const;
        bool     setMidiPort(int iMidiPort);

        // MIDI input channel.
        int      midiChannel() const;
        bool     setMidiChannel(int iMidiChannel);

        // MIDI instrument map.
        int      midiMap() const;
        bool     setMidiMap(int iMidiMap);

        // Audio output driver (DEPRECATED).
        const QString& audioDriver() const;
        bool     setAudioDriver(const QString& sAudioDriver);

        // Audio output device.
        int      audioDevice() const;
        bool     setAudioDevice(int iAudioDevice);

        // Sampler channel volume.
        float    volume() const;
        bool     setVolume(float fVolume);

        // Sampler channel mute state.
        bool     channelMute() const;
        bool     setChannelMute(bool bMute);

        // Sampler channel solo state.
        bool     channelSolo() const;
        bool     setChannelSolo(bool bSolo);

        // Audio routing accessors.
        int      audioChannel(int iAudioOut) const;
        bool     setAudioChannel(int iAudioOut, int iAudioIn);
        // The audio routing map itself.
        const ChannelRoutingMap& audioRouting() const;

        // Istrument name remapper.
        void     updateInstrumentName();

        // Channel info structure map executive.
        bool     updateChannelInfo();

        // Channel setup dialog form.
        bool     channelSetup(QWidget *pParent);

        // Reset channel method.
        bool     channelReset();

        // Spawn instrument editor method.
        bool     editChannel();

        // Message logging methods (brainlessly mapped to main form's).
        void     appendMessages       (const QString & s) const;
        void     appendMessagesColor  (const QString & s, const QString & c) const;
        void     appendMessagesText   (const QString & s) const;
        void     appendMessagesError  (const QString & s) const;
        void     appendMessagesClient (const QString & s) const;

        // Context menu event handler.
        void contextMenuEvent(QContextMenuEvent *pEvent);

        // Common (invalid) name-helpers.
        static QString noEngineName();
        static QString noInstrumentName();
        static QString loadingInstrument();

        // Check whether a given file is an instrument file.
        static bool isDlsInstrumentFile (const QString& sInstrumentFile);

        // Retrieve the available instrument name(s) of an instrument file (.gig).
        static QString getInstrumentName (const QString& sInstrumentFile,
                                                        int iInstrumentNr, bool bInstrumentNames);
        static QStringList getInstrumentList (const QString& sInstrumentFile,
                                                        bool bInstrumentNames);

private:

        // Unique channel identifier.
        int     m_iChannelID;

        // Sampler channel info map.
        QString m_sEngineName;
        QString m_sInstrumentName;
        QString m_sInstrumentFile;
        int     m_iInstrumentNr;
        int     m_iInstrumentStatus;
        QString m_sMidiDriver;
        int     m_iMidiDevice;
        int     m_iMidiPort;
        int     m_iMidiChannel;
        int     m_iMidiMap;
        QString m_sAudioDriver;
        int     m_iAudioDevice;
        float   m_fVolume;
        bool    m_bMute;
        bool    m_bSolo;

        // The audio routing mapping.
        ChannelRoutingMap m_audioRouting;
};


//-------------------------------------------------------------------------
// QSampler::ChannelRoutingModel - data model for audio routing
//                                 (used for QTableView)
//

struct ChannelRoutingItem {
        QStringList options;
        int         selection;
};

class ChannelRoutingModel : public QAbstractTableModel
{
        Q_OBJECT
public:

        ChannelRoutingModel(QObject* pParent = NULL);

        // overridden methods from subclass(es)
        int rowCount(const QModelIndex& parent = QModelIndex()) const;
        int columnCount(const QModelIndex& parent = QModelIndex()) const;
        Qt::ItemFlags flags(const QModelIndex& index) const;
        bool setData(const QModelIndex& index, const QVariant& value,
                int role = Qt::EditRole);
        QVariant data(const QModelIndex &index, int role) const;
        QVariant headerData(int section, Qt::Orientation orientation,
                int role = Qt::DisplayRole) const;

        // own methods
        ChannelRoutingMap routingMap() const { return m_routing; }

        void clear() { m_routing.clear(); }

public slots:

        void refresh(Device *pDevice,
                const ChannelRoutingMap& routing);

private:

        Device *m_pDevice;
        ChannelRoutingMap m_routing;
};


//-------------------------------------------------------------------------
// QSampler::ChannelRoutingDelegate - table cell renderer for audio routing
//

class ChannelRoutingDelegate : public QItemDelegate
{
        Q_OBJECT

public:

        ChannelRoutingDelegate(QObject* pParent = NULL);

        QWidget* createEditor(QWidget *pParent,
                const QStyleOptionViewItem& option, const QModelIndex& index) const;
        void setEditorData(QWidget *pEditor, const QModelIndex& index) const;
        void setModelData(QWidget *pEditor, QAbstractItemModel* model,
                const QModelIndex& index) const;
        void updateEditorGeometry(QWidget *pEditor,
                const QStyleOptionViewItem& option, const QModelIndex& index) const;
};

} // namespace QSampler

// So we can use it i.e. through QVariant
Q_DECLARE_METATYPE(QSampler::ChannelRoutingItem)

#endif  // __qsamplerChannel_h


// end of qsamplerChannel.h
1	capela	264	// qsamplerChannel.h
2			//
3			/****************************************************************************
4	capela	2387	Copyright (C) 2004-2012, rncbc aka Rui Nuno Capela. All rights reserved.
5	capela	1464	Copyright (C) 2007, Christian Schoenebeck
6	capela	264
7			This program is free software; you can redistribute it and/or
8			modify it under the terms of the GNU General Public License
9			as published by the Free Software Foundation; either version 2
10			of the License, or (at your option) any later version.
11
12			This program is distributed in the hope that it will be useful,
13			but WITHOUT ANY WARRANTY; without even the implied warranty of
14			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			GNU General Public License for more details.
16
17	capela	920	You should have received a copy of the GNU General Public License along
18			with this program; if not, write to the Free Software Foundation, Inc.,
19			51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20	capela	264
21			*****************************************************************************/
22
23			#ifndef __qsamplerChannel_h
24			#define __qsamplerChannel_h
25
26	schoenebeck	1461	#include <QTableWidgetItem>
27			#include <QItemDelegate>
28	capela	264
29			#include <lscp/client.h>
30			#include <lscp/device.h>
31
32			#include "qsamplerOptions.h"
33
34	capela	1558	namespace QSampler {
35	capela	264
36	capela	1558	class Device;
37	capela	264
38	capela	758	// Typedef'd QMap.
39	capela	1558	typedef QMap<int, int> ChannelRoutingMap;
40	capela	758
41
42	capela	264	//-------------------------------------------------------------------------
43	capela	1558	// QSampler::Channel - Sampler channel structure.
44	capela	264	//
45
46	capela	1558	class Channel
47	capela	264	{
48			public:
49
50	capela	467	// Constructor.
51	capela	1558	Channel(int iChannelID = -1);
52	capela	467	// Default destructor.
53	capela	1558	~Channel();
54	capela	264
55	capela	467	// Add/remove sampler channel methods.
56			bool addChannel();
57			bool removeChannel();
58	capela	295
59	capela	467	// Sampler channel ID accessors.
60	capela	484	int channelID() const;
61	capela	467	void setChannelID(int iChannelID);
62	capela	295
63	capela	467	// Readable channel name.
64	capela	484	QString channelName() const;
65	capela	467
66			// Engine name property.
67	capela	484	const QString& engineName() const;
68	capela	467	bool loadEngine(const QString& sEngineName);
69
70			// Instrument file and index.
71	capela	484	const QString& instrumentFile() const;
72			int instrumentNr() const;
73			const QString& instrumentName() const;
74			int instrumentStatus() const;
75	capela	490
76	capela	484	// Instrument file loader.
77	capela	467	bool loadInstrument(const QString& sInstrumentFile, int iInstrumentNr);
78	capela	388	// Special instrument file/name/number settler.
79	capela	467	bool setInstrument(const QString& sInstrumentFile, int iInstrumentNr);
80	capela	344
81	capela	467	// MIDI input driver (DEPRECATED).
82	capela	484	const QString& midiDriver() const;
83	capela	467	bool setMidiDriver(const QString& sMidiDriver);
84	capela	264
85	capela	467	// MIDI input device.
86	capela	484	int midiDevice() const;
87	capela	467	bool setMidiDevice(int iMidiDevice);
88	capela	264
89	capela	467	// MIDI input port.
90	capela	484	int midiPort() const;
91	capela	467	bool setMidiPort(int iMidiPort);
92	capela	371
93	capela	467	// MIDI input channel.
94	capela	484	int midiChannel() const;
95	capela	467	bool setMidiChannel(int iMidiChannel);
96	capela	264
97	capela	980	// MIDI instrument map.
98			int midiMap() const;
99			bool setMidiMap(int iMidiMap);
100
101	capela	467	// Audio output driver (DEPRECATED).
102	capela	484	const QString& audioDriver() const;
103	capela	467	bool setAudioDriver(const QString& sAudioDriver);
104	capela	303
105	capela	467	// Audio output device.
106	capela	484	int audioDevice() const;
107	capela	467	bool setAudioDevice(int iAudioDevice);
108	capela	400
109	capela	467	// Sampler channel volume.
110	capela	484	float volume() const;
111	capela	467	bool setVolume(float fVolume);
112	capela	264
113	capela	751	// 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	capela	758	// Audio routing accessors.
122			int audioChannel(int iAudioOut) const;
123			bool setAudioChannel(int iAudioOut, int iAudioIn);
124			// The audio routing map itself.
125	capela	1558	const ChannelRoutingMap& audioRouting() const;
126	capela	758
127	capela	467	// Istrument name remapper.
128			void updateInstrumentName();
129	capela	303
130	capela	467	// Channel info structure map executive.
131			bool updateChannelInfo();
132
133			// Channel setup dialog form.
134			bool channelSetup(QWidget *pParent);
135
136			// Reset channel method.
137			bool channelReset();
138
139	schoenebeck	1366	// Spawn instrument editor method.
140			bool editChannel();
141
142	capela	467	// Message logging methods (brainlessly mapped to main form's).
143	capela	484	void appendMessages (const QString & s) const;
144			void appendMessagesColor (const QString & s, const QString & c) const;
145			void appendMessagesText (const QString & s) const;
146			void appendMessagesError (const QString & s) const;
147			void appendMessagesClient (const QString & s) const;
148	capela	467
149			// Context menu event handler.
150			void contextMenuEvent(QContextMenuEvent *pEvent);
151
152	capela	388	// Common (invalid) name-helpers.
153	capela	467	static QString noEngineName();
154			static QString noInstrumentName();
155	schoenebeck	519	static QString loadingInstrument();
156	capela	388
157			// Check whether a given file is an instrument file.
158	capela	2108	static bool isDlsInstrumentFile (const QString& sInstrumentFile);
159	capela	388
160	capela	467	// Retrieve the available instrument name(s) of an instrument file (.gig).
161			static QString getInstrumentName (const QString& sInstrumentFile,
162	capela	344	int iInstrumentNr, bool bInstrumentNames);
163	capela	467	static QStringList getInstrumentList (const QString& sInstrumentFile,
164	capela	344	bool bInstrumentNames);
165	capela	299
166	capela	264	private:
167
168	capela	467	// Unique channel identifier.
169			int m_iChannelID;
170	capela	264
171	capela	467	// Sampler channel info map.
172			QString m_sEngineName;
173			QString m_sInstrumentName;
174			QString m_sInstrumentFile;
175			int m_iInstrumentNr;
176			int m_iInstrumentStatus;
177	capela	490	QString m_sMidiDriver;
178	capela	467	int m_iMidiDevice;
179			int m_iMidiPort;
180			int m_iMidiChannel;
181	capela	980	int m_iMidiMap;
182	capela	490	QString m_sAudioDriver;
183	capela	467	int m_iAudioDevice;
184			float m_fVolume;
185	capela	751	bool m_bMute;
186			bool m_bSolo;
187	capela	758
188			// The audio routing mapping.
189	capela	1558	ChannelRoutingMap m_audioRouting;
190	capela	264	};
191
192	capela	758
193			//-------------------------------------------------------------------------
194	capela	1558	// QSampler::ChannelRoutingModel - data model for audio routing
195			// (used for QTableView)
196	capela	758	//
197
198	schoenebeck	1461	struct ChannelRoutingItem {
199	capela	1510	QStringList options;
200			int selection;
201	schoenebeck	1461	};
202	capela	758
203	capela	1510	class ChannelRoutingModel : public QAbstractTableModel
204			{
205			Q_OBJECT
206			public:
207	schoenebeck	1461
208	capela	1510	ChannelRoutingModel(QObject* pParent = NULL);
209	schoenebeck	1461
210	capela	1510	// 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	schoenebeck	1489
220	capela	1510	// own methods
221	capela	1558	ChannelRoutingMap routingMap() const { return m_routing; }
222	schoenebeck	1489
223	capela	1510	void clear() { m_routing.clear(); }
224	schoenebeck	1461
225	capela	1510	public slots:
226
227	capela	1558	void refresh(Device *pDevice,
228			const ChannelRoutingMap& routing);
229	capela	1510
230			private:
231
232	capela	1558	Device *m_pDevice;
233			ChannelRoutingMap m_routing;
234	schoenebeck	1461	};
235
236	schoenebeck	1489
237			//-------------------------------------------------------------------------
238	capela	1558	// QSampler::ChannelRoutingDelegate - table cell renderer for audio routing
239	schoenebeck	1489	//
240
241	capela	1510	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	schoenebeck	1461	};
257
258	capela	1558	} // namespace QSampler
259
260			// So we can use it i.e. through QVariant
261			Q_DECLARE_METATYPE(QSampler::ChannelRoutingItem)
262
263	capela	264	#endif // __qsamplerChannel_h
264
265	capela	1558
266	capela	264	// end of qsamplerChannel.h