/[svn]/linuxsampler/trunk/src/drivers/DeviceParameterFactory.cpp
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Contents of /linuxsampler/trunk/src/drivers/DeviceParameterFactory.cpp

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Revision 174 - (show annotations) (download)
Tue Jul 6 03:27:38 2004 UTC (19 years, 9 months ago) by senkov
File size: 3682 byte(s)
* Reworked the infrastructure to allow for parameter
registration and creation
* Changed alsa audio output and midi drivers
to work with new infrastructure

1 /***************************************************************************
2 * *
3 * LinuxSampler - modular, streaming capable sampler *
4 * *
5 * Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6 * *
7 * This program is free software; you can redistribute it and/or modify *
8 * it under the terms of the GNU General Public License as published by *
9 * the Free Software Foundation; either version 2 of the License, or *
10 * (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 * You should have received a copy of the GNU General Public License *
18 * along with this program; if not, write to the Free Software *
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
20 * MA 02111-1307 USA *
21 ***************************************************************************/
22
23 #include "DeviceParameterFactory.h"
24
25 namespace LinuxSampler {
26
27 DeviceCreationParameter* DeviceParameterFactory::Create(String ParameterName, String val) throw (LinuxSamplerException) {
28 if (!InnerFactories.count(ParameterName)) throw LinuxSamplerException("No such parameter: '" + ParameterName + "'.");
29 return InnerFactories[ParameterName]->Create(val);
30 }
31
32 DeviceCreationParameter* DeviceParameterFactory::Create(String ParameterName) throw (LinuxSamplerException) {
33 if (!InnerFactories.count(ParameterName)) throw LinuxSamplerException("No such parameter: '" + ParameterName + "'.");
34 return InnerFactories[ParameterName]->Create();
35 }
36
37 /* This method is used by the device factory to create parameters _before_ creating a device
38 * Input parameter map is used to set parameters that device supports
39 * If extra parameters are present in the input map they are ignored. Only supported parameters are created.
40 * If parameter is not present in the input map it is created with a default setting
41 **/
42 std::map<String,DeviceCreationParameter*> DeviceParameterFactory::CreateAllParams (std::map<String,String> Parameters) {
43 std::map<String,DeviceCreationParameter*> result;
44 for (std::map<String, InnerFactory*>::iterator iter = InnerFactories.begin(); iter != InnerFactories.end(); iter++) {
45 DeviceCreationParameter* param;
46 String paramName = iter->first;
47 if (Parameters.count(paramName)) { //Parameter with this name was specified
48 param = iter->second->Create(Parameters[paramName]);
49 } else { //Not specified, create default
50 param = iter->second->Create();
51 }
52 result[paramName] = param;
53 }
54 return result;
55 }
56
57 std::map<String,DeviceCreationParameter*> DeviceParameterFactory::CreateAllParams () {
58 std::map<String,DeviceCreationParameter*> result;
59 for (std::map<String, InnerFactory*>::iterator iter = InnerFactories.begin(); iter != InnerFactories.end(); iter++) {
60 result[iter->first] = iter->second->Create();
61 }
62 return result;
63 }
64
65 } // namespace LinuxSampler

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