drivers/midi/MidiInputDevice.cpp

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
 *   Copyright (C) 2005, 2006 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., 59 Temple Place, Suite 330, Boston,                 *
 *   MA  02111-1307  USA                                                   *
 ***************************************************************************/

#include "MidiInputDevice.h"

namespace LinuxSampler {

// *************** ParameterActive ***************
// *

    MidiInputDevice::ParameterActive::ParameterActive() : DeviceCreationParameterBool() {
        InitWithDefault();
    }

    MidiInputDevice::ParameterActive::ParameterActive(String active) : DeviceCreationParameterBool(active) {
    }

    String MidiInputDevice::ParameterActive::Description() {
        return "Enable / disable device";
    }

    bool MidiInputDevice::ParameterActive::Fix() {
        return false;
    }

    bool MidiInputDevice::ParameterActive::Mandatory() {
        return false;
    }

    std::map<String,DeviceCreationParameter*> MidiInputDevice::ParameterActive::DependsAsParameters() {
        return std::map<String,DeviceCreationParameter*>();
    }

    optional<bool> MidiInputDevice::ParameterActive::DefaultAsBool(std::map<String,String> Parameters) {
        return true;
    }

    void MidiInputDevice::ParameterActive::OnSetValue(bool b) throw (Exception) {
        if (b) ((MidiInputDevice*)pDevice)->Listen();
        else ((MidiInputDevice*)pDevice)->StopListen();
    }

    String MidiInputDevice::ParameterActive::Name() {
        return "ACTIVE";
    }


// *************** ParameterPorts ***************
// *

    MidiInputDevice::ParameterPorts::ParameterPorts() : DeviceCreationParameterInt() {
        InitWithDefault();
    }

    MidiInputDevice::ParameterPorts::ParameterPorts(String val) : DeviceCreationParameterInt(val) {
    }

    String MidiInputDevice::ParameterPorts::Description() {
        return "Number of ports";
    }

    bool MidiInputDevice::ParameterPorts::Fix() {
        return false;
    }

    bool MidiInputDevice::ParameterPorts::Mandatory() {
        return false;
    }

    std::map<String,DeviceCreationParameter*> MidiInputDevice::ParameterPorts::DependsAsParameters() {
        return std::map<String,DeviceCreationParameter*>();
    }

    optional<int> MidiInputDevice::ParameterPorts::DefaultAsInt(std::map<String,String> Parameters) {
        return 1;
    }

    optional<int> MidiInputDevice::ParameterPorts::RangeMinAsInt(std::map<String,String> Parameters) {
        return optional<int>::nothing;
    }

    optional<int> MidiInputDevice::ParameterPorts::RangeMaxAsInt(std::map<String,String> Parameters) {
        return optional<int>::nothing;
    }

    std::vector<int> MidiInputDevice::ParameterPorts::PossibilitiesAsInt(std::map<String,String> Parameters) {
        return std::vector<int>();
    }

    void MidiInputDevice::ParameterPorts::OnSetValue(int i) throw (Exception) {
        ((MidiInputDevice*)pDevice)->AcquirePorts(i);
    }

    String MidiInputDevice::ParameterPorts::Name() {
        return "PORTS";
    }


// *************** MidiInputDevice ***************
// *

    MidiInputDevice::MidiInputDevice(std::map<String,DeviceCreationParameter*> DriverParameters, void* pSampler) {
        this->Parameters = DriverParameters;
        this->pSampler   = pSampler;
    }

    MidiInputDevice::~MidiInputDevice() {
        std::map<String,DeviceCreationParameter*>::iterator iter = Parameters.begin();
        while (iter != Parameters.end()) {
            delete iter->second;
            iter++;
        }
        Parameters.clear();
    }

    MidiInputPort* MidiInputDevice::GetPort(uint iPort) throw (MidiInputException) {
        if (iPort >= Ports.size()) throw MidiInputException("There is no port " + ToString(iPort));
        return Ports[iPort];
    }

    std::map<String,DeviceCreationParameter*> MidiInputDevice::DeviceParameters() {
            return Parameters;
    }

    void MidiInputDevice::AcquirePorts(uint newPorts) {
         int diff = this->Ports.size() - newPorts;
         if (!diff)
                 return; //Number of ports matches already, nothing to do.

         while (diff != 0) {
                 if (diff > 0) {        //We've got too many ports, remove one
                         std::map<int,MidiInputPort*>::iterator portsIter = Ports.end();
                         --portsIter;
                         delete portsIter->second;
                         Ports.erase(portsIter);
                         diff--;
                 }
                 if (diff < 0) {       //We don't have enough ports, create one
                         MidiInputPort* midiPort = this->CreateMidiPort();
                         Ports[midiPort->portNumber] = midiPort;
                         diff++;
                 }
         }
    }

} // namespace LinuxSampler
1	/***************************************************************************
2	* *
3	* LinuxSampler - modular, streaming capable sampler *
4	* *
5	* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6	* Copyright (C) 2005, 2006 Christian Schoenebeck *
7	* *
8	* This program is free software; you can redistribute it and/or modify *
9	* it under the terms of the GNU General Public License as published by *
10	* the Free Software Foundation; either version 2 of the License, or *
11	* (at your option) any later version. *
12	* *
13	* This program is distributed in the hope that it will be useful, *
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of *
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16	* GNU General Public License for more details. *
17	* *
18	* You should have received a copy of the GNU General Public License *
19	* along with this program; if not, write to the Free Software *
20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
21	* MA 02111-1307 USA *
22	***************************************************************************/
23
24	#include "MidiInputDevice.h"
25
26	namespace LinuxSampler {
27
28	// ************* ParameterActive *************
29	// *
30
31	MidiInputDevice::ParameterActive::ParameterActive() : DeviceCreationParameterBool() {
32	InitWithDefault();
33	}
34
35	MidiInputDevice::ParameterActive::ParameterActive(String active) : DeviceCreationParameterBool(active) {
36	}
37
38	String MidiInputDevice::ParameterActive::Description() {
39	return "Enable / disable device";
40	}
41
42	bool MidiInputDevice::ParameterActive::Fix() {
43	return false;
44	}
45
46	bool MidiInputDevice::ParameterActive::Mandatory() {
47	return false;
48	}
49
50	std::map<String,DeviceCreationParameter*> MidiInputDevice::ParameterActive::DependsAsParameters() {
51	return std::map<String,DeviceCreationParameter*>();
52	}
53
54	optional<bool> MidiInputDevice::ParameterActive::DefaultAsBool(std::map<String,String> Parameters) {
55	return true;
56	}
57
58	void MidiInputDevice::ParameterActive::OnSetValue(bool b) throw (Exception) {
59	if (b) ((MidiInputDevice*)pDevice)->Listen();
60	else ((MidiInputDevice*)pDevice)->StopListen();
61	}
62
63	String MidiInputDevice::ParameterActive::Name() {
64	return "ACTIVE";
65	}
66
67
68
69	// ************* ParameterPorts *************
70	// *
71
72	MidiInputDevice::ParameterPorts::ParameterPorts() : DeviceCreationParameterInt() {
73	InitWithDefault();
74	}
75
76	MidiInputDevice::ParameterPorts::ParameterPorts(String val) : DeviceCreationParameterInt(val) {
77	}
78
79	String MidiInputDevice::ParameterPorts::Description() {
80	return "Number of ports";
81	}
82
83	bool MidiInputDevice::ParameterPorts::Fix() {
84	return false;
85	}
86
87	bool MidiInputDevice::ParameterPorts::Mandatory() {
88	return false;
89	}
90
91	std::map<String,DeviceCreationParameter*> MidiInputDevice::ParameterPorts::DependsAsParameters() {
92	return std::map<String,DeviceCreationParameter*>();
93	}
94
95	optional<int> MidiInputDevice::ParameterPorts::DefaultAsInt(std::map<String,String> Parameters) {
96	return 1;
97	}
98
99	optional<int> MidiInputDevice::ParameterPorts::RangeMinAsInt(std::map<String,String> Parameters) {
100	return optional<int>::nothing;
101	}
102
103	optional<int> MidiInputDevice::ParameterPorts::RangeMaxAsInt(std::map<String,String> Parameters) {
104	return optional<int>::nothing;
105	}
106
107	std::vector<int> MidiInputDevice::ParameterPorts::PossibilitiesAsInt(std::map<String,String> Parameters) {
108	return std::vector<int>();
109	}
110
111	void MidiInputDevice::ParameterPorts::OnSetValue(int i) throw (Exception) {
112	((MidiInputDevice*)pDevice)->AcquirePorts(i);
113	}
114
115	String MidiInputDevice::ParameterPorts::Name() {
116	return "PORTS";
117	}
118
119
120
121	// ************* MidiInputDevice *************
122	// *
123
124	MidiInputDevice::MidiInputDevice(std::map<String,DeviceCreationParameter> DriverParameters, void pSampler) {
125	this->Parameters = DriverParameters;
126	this->pSampler = pSampler;
127	}
128
129	MidiInputDevice::~MidiInputDevice() {
130	std::map<String,DeviceCreationParameter*>::iterator iter = Parameters.begin();
131	while (iter != Parameters.end()) {
132	delete iter->second;
133	iter++;
134	}
135	Parameters.clear();
136	}
137
138	MidiInputPort* MidiInputDevice::GetPort(uint iPort) throw (MidiInputException) {
139	if (iPort >= Ports.size()) throw MidiInputException("There is no port " + ToString(iPort));
140	return Ports[iPort];
141	}
142
143	std::map<String,DeviceCreationParameter*> MidiInputDevice::DeviceParameters() {
144	return Parameters;
145	}
146
147	void MidiInputDevice::AcquirePorts(uint newPorts) {
148	int diff = this->Ports.size() - newPorts;
149	if (!diff)
150	return; //Number of ports matches already, nothing to do.
151
152	while (diff != 0) {
153	if (diff > 0) { //We've got too many ports, remove one
154	std::map<int,MidiInputPort*>::iterator portsIter = Ports.end();
155	--portsIter;
156	delete portsIter->second;
157	Ports.erase(portsIter);
158	diff--;
159	}
160	if (diff < 0) { //We don't have enough ports, create one
161	MidiInputPort* midiPort = this->CreateMidiPort();
162	Ports[midiPort->portNumber] = midiPort;
163	diff++;
164	}
165	}
166	}
167
168	} // namespace LinuxSampler