drivers/midi/MidiInputDevice.cpp

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
 *   Copyright (C) 2005 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 (LinuxSamplerException) {
        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 (LinuxSamplerException) {
        ((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	schoenebeck	201	/***************************************************************************
2			* *
3			* LinuxSampler - modular, streaming capable sampler *
4			* *
5			* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6	schoenebeck	551	* Copyright (C) 2005 Christian Schoenebeck *
7	schoenebeck	201	* *
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	schoenebeck	221	// ************* ParameterActive *************
29			// *
30
31			MidiInputDevice::ParameterActive::ParameterActive() : DeviceCreationParameterBool() {
32			InitWithDefault();
33	schoenebeck	201	}
34
35	schoenebeck	221	MidiInputDevice::ParameterActive::ParameterActive(String active) : DeviceCreationParameterBool(active) {
36	schoenebeck	201	}
37
38	schoenebeck	221	String MidiInputDevice::ParameterActive::Description() {
39			return "Enable / disable device";
40	schoenebeck	201	}
41
42	schoenebeck	221	bool MidiInputDevice::ParameterActive::Fix() {
43			return false;
44	schoenebeck	201	}
45
46	schoenebeck	221	bool MidiInputDevice::ParameterActive::Mandatory() {
47			return false;
48	schoenebeck	201	}
49
50	schoenebeck	221	std::map<String,DeviceCreationParameter*> MidiInputDevice::ParameterActive::DependsAsParameters() {
51			return std::map<String,DeviceCreationParameter*>();
52	schoenebeck	201	}
53
54	schoenebeck	221	optional<bool> MidiInputDevice::ParameterActive::DefaultAsBool(std::map<String,String> Parameters) {
55			return true;
56	schoenebeck	201	}
57
58	schoenebeck	221	void MidiInputDevice::ParameterActive::OnSetValue(bool b) throw (LinuxSamplerException) {
59			if (b) ((MidiInputDevice*)pDevice)->Listen();
60			else ((MidiInputDevice*)pDevice)->StopListen();
61	schoenebeck	201	}
62
63	schoenebeck	221	String MidiInputDevice::ParameterActive::Name() {
64			return "ACTIVE";
65	schoenebeck	201	}
66
67	schoenebeck	221
68
69			// ************* ParameterPorts *************
70			// *
71
72			MidiInputDevice::ParameterPorts::ParameterPorts() : DeviceCreationParameterInt() {
73			InitWithDefault();
74	schoenebeck	201	}
75
76	schoenebeck	221	MidiInputDevice::ParameterPorts::ParameterPorts(String val) : DeviceCreationParameterInt(val) {
77	schoenebeck	201	}
78
79	schoenebeck	221	String MidiInputDevice::ParameterPorts::Description() {
80			return "Number of ports";
81	schoenebeck	201	}
82
83	schoenebeck	221	bool MidiInputDevice::ParameterPorts::Fix() {
84			return false;
85	schoenebeck	201	}
86
87	schoenebeck	221	bool MidiInputDevice::ParameterPorts::Mandatory() {
88			return false;
89	schoenebeck	201	}
90
91	schoenebeck	221	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	schoenebeck	226	return 1;
97	schoenebeck	221	}
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 (LinuxSamplerException) {
112			((MidiInputDevice*)pDevice)->AcquirePorts(i);
113			}
114
115			String MidiInputDevice::ParameterPorts::Name() {
116			return "PORTS";
117			}
118
119
120
121			// ************* MidiInputDevice *************
122			// *
123
124	schoenebeck	551	MidiInputDevice::MidiInputDevice(std::map<String,DeviceCreationParameter> DriverParameters, void pSampler) {
125			this->Parameters = DriverParameters;
126			this->pSampler = pSampler;
127	schoenebeck	221	}
128
129			MidiInputDevice::~MidiInputDevice() {
130	persson	835	std::map<String,DeviceCreationParameter*>::iterator iter = Parameters.begin();
131			while (iter != Parameters.end()) {
132			delete iter->second;
133			iter++;
134			}
135			Parameters.clear();
136	schoenebeck	221	}
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	schoenebeck	201	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	persson	836	delete portsIter->second;
157	schoenebeck	201	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