source: trunk/src/winmm/irtmidi.hpp@ 4

Last change on this file since 4 was 4, checked in by ktk, 26 years ago

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1/* $Id: irtmidi.hpp,v 1.1 1999-05-24 20:20:06 ktk Exp $ */
2
3/*******************************************************************************
4* FILE NAME: IRTMidi.hpp *
5* *
6* DESCRIPTION: *
7* Class implementation of the class: *
8* IRTMidi- Real Time Midi Base Class *
9* *
10* Copyright Joel Troster *
11*
12* Project Odin Software License can be found in LICENSE.TXT
13*
14*******************************************************************************/
15#ifndef _IRMIDI_
16#define _IRMIDI_
17
18#ifdef _OS2WIN_H
19#include <winos2def.h>
20#endif
21
22#include <mididll.h>
23
24#define MAX_INSTANCES 32
25
26class IMidiInstance {
27public:
28 IMidiInstance();
29
30 virtual ~IMidiInstance();
31
32 void setInstanceInfo( MIDIINSTANCEINFO * theInstanceInfo );
33 MINSTANCE instance() const;
34 unsigned long classNum() const;
35 char * name();
36 unsigned long numLinks() const;
37 unsigned long attributes() const;
38 BOOL isSend() const;
39 IMidiInstance& enableSend(BOOL enable = TRUE);
40 BOOL isReceive() const;
41 IMidiInstance& enableReceive(BOOL enable = TRUE);
42 BOOL canReceive() const;
43 BOOL canSend() const;
44 IMidiInstance& removeLink(IMidiInstance* toInstance);
45 IMidiInstance& addLink(IMidiInstance* toInstance);
46
47 unsigned long getMessage( ULONG * pTime, ULONG * pMsg );
48 void sendMessage( UCHAR b1, UCHAR b2, UCHAR b3, UCHAR b4 ) const;
49 void sendMessage( ULONG theMsg ) const;
50 void sendSysexMessage( UCHAR* theMsg, ULONG msgLen ) const;
51
52 MIDIINSTANCEINFO iInfo;
53
54}; // IMidiInstance
55
56class IAppMidiInstance : public IMidiInstance
57{
58public:
59 IAppMidiInstance( unsigned long attrs );
60
61 virtual ~IAppMidiInstance();
62private:
63 static unsigned long appNum;
64}; // IAppMidiInstance
65
66// *****************************************************************************
67// Class declaration for IRTMidi
68// *****************************************************************************
69class IRTMidi {
70public:
71 //----------------------------------------------------------------------------
72 // Constructors / destructors
73 //----------------------------------------------------------------------------
74 IRTMidi();
75
76 virtual ~IRTMidi();
77
78public:
79 void startTimer() const;
80 void stopTimer() const;
81 MINSTANCE addInstance(IMidiInstance* theInstance, ULONG classNum, char * );
82 void delInstance(IMidiInstance* theInstance);
83 void resetLastRC();
84 unsigned long lastRC() const
85 { return iLastRC; }
86 void setLastRC(unsigned long theRC);
87 unsigned long applicationClass() const
88 { return iApplicationClass; };
89 unsigned long hardwareClass() const
90 { return iHardwareClass; };
91 char * RCExplanation() const;
92 static IRTMidi* instance();
93 static void shutdown();
94
95 unsigned int numInInstances() const
96 { return iNumInInstances; };
97 IMidiInstance* inInstance( unsigned int i ) const
98 { return iInInstances[i]; };
99 unsigned int numOutInstances() const
100 { return iNumOutInstances; };
101 IMidiInstance* outInstance( unsigned int i ) const
102 { return iOutInstances[i]; };
103 unsigned long currentTime() const
104 { return *iCurrentTime; };
105
106 // Methods for calls to RTMIDI functions
107 ULONG (*APIENTRY MidiCreateInstance) ( ULONG, MINSTANCE*, PSZ, ULONG );
108 ULONG (*APIENTRY MidiDeleteInstance) ( MINSTANCE, ULONG );
109 ULONG (*APIENTRY MidiEnableInstance) ( MINSTANCE, ULONG );
110 ULONG (*APIENTRY MidiDisableInstance) ( MINSTANCE, ULONG );
111 ULONG (*APIENTRY MidiAddLink) ( MINSTANCE, MINSTANCE, ULONG, ULONG );
112 ULONG (*APIENTRY MidiRemoveLink) ( MINSTANCE, MINSTANCE, ULONG, ULONG );
113 ULONG (*APIENTRY MidiQueryClassList) ( ULONG, PMIDICLASSINFO, ULONG );
114 ULONG (*APIENTRY MidiQueryInstanceList) ( ULONG, PMIDIINSTANCEINFO, ULONG );
115 ULONG (*APIENTRY MidiQueryNumClasses) ( PULONG, ULONG );
116 ULONG (*APIENTRY MidiQueryNumInstances) ( PULONG, ULONG );
117 ULONG (*APIENTRY MidiSendMessages) ( PMESSAGE, ULONG, ULONG );
118 ULONG (*APIENTRY MidiSendSysexMessage) ( PMESSAGE, ULONG, ULONG );
119 ULONG (*APIENTRY MidiRetrieveMessages) ( MINSTANCE, PVOID, PULONG, ULONG );
120 ULONG (*APIENTRY MidiSetup) ( PMIDISETUP, ULONG );
121 ULONG (*APIENTRY MidiTimer) ( ULONG, ULONG );
122
123private:
124 unsigned long getRTMidiProcs();
125 unsigned long getClasses();
126 unsigned long getInstances();
127 void delInstances();
128 unsigned long findFreeInstance() const;
129
130 unsigned long iLastRC;
131
132 IMidiInstance* iInstances[MAX_INSTANCES+1];
133 unsigned int iNumInInstances;
134 IMidiInstance* iInInstances[MAX_INSTANCES+1];
135 unsigned int iNumOutInstances;
136 IMidiInstance* iOutInstances[MAX_INSTANCES+1];
137 unsigned long iApplicationClass;
138 unsigned long iHardwareClass;
139 static IRTMidi* iTheIRTMidiSingleton;
140 MIDISETUP iSetup;
141 unsigned long maxRTSysexLen;
142 unsigned long * iCurrentTime;
143 HMODULE iRTMidiModule;
144};
145
146#define IRTMIDI IRTMidi::instance()
147
148extern "C"
149{
150 void IRTMidiShutdown();
151}
152
153#endif
154
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