• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#import "MIDIEndpoint.h"
18
19@interface MIDIEndpoint ()
20@property (readwrite, nonatomic, assign) MIDIEndpointRef endpoint;
21@end
22
23@implementation MIDIEndpoint
24- (NSString *)name {
25  CFStringRef result = CFSTR("");
26  MIDIObjectGetStringProperty(self.endpoint, kMIDIPropertyDisplayName, &result);
27  return CFBridgingRelease(result);
28}
29
30- (BOOL)isOnline {
31  SInt32 result = 1;
32  MIDIObjectGetIntegerProperty(self.endpoint, kMIDIPropertyOffline, &result);
33  return (result == 0 ? YES : NO);
34}
35@end
36
37@implementation MIDIDestination
38+ (NSArray *)allDestinations {
39  NSMutableArray<MIDIDestination *> *destinations =
40      [[NSMutableArray<MIDIDestination *> alloc] init];
41
42  ItemCount destinationCount = MIDIGetNumberOfDestinations();
43  for (ItemCount i = 0; i < destinationCount; ++i) {
44    MIDIEndpointRef endpoint = MIDIGetDestination(i);
45    if (endpoint) {
46      MIDIDestination *destination = [[MIDIDestination alloc] init];
47      destination.endpoint = endpoint;
48      [destinations addObject:destination];
49    } else {
50      NSLog(@"Error getting destination at index %lud, skipping.", i);
51    }
52  }
53
54  return destinations;
55}
56@end
57
58@implementation MIDISource
59+ (NSArray *)allSources {
60  NSMutableArray<MIDISource *> *sources = [[NSMutableArray<MIDISource *> alloc] init];
61
62  ItemCount sourceCount = MIDIGetNumberOfSources();
63  for (ItemCount i = 0; i < sourceCount; ++i) {
64    MIDIEndpointRef endpoint = MIDIGetSource(i);
65    if (endpoint) {
66      MIDISource *source = [[MIDISource alloc] init];
67      source.endpoint = endpoint;
68      [sources addObject:source];
69    } else {
70      NSLog(@"Error getting source at index %lud, skipping.", i);
71    }
72  }
73
74  return sources;
75}
76@end
77