5 // Created by Sam McCall on 5/05/09.
10 static BOOL active_eightway[36] = {
11 NO, NO, NO, NO , // center
12 YES, NO, NO, NO , // N
13 YES, NO, NO, YES, // NE
15 NO, YES, NO, YES, // SE
16 NO, YES, NO, NO , // S
17 NO, YES, YES, NO , // SW
18 NO, NO, YES, NO , // W
19 YES, NO, YES, NO , // NW
22 static BOOL active_fourway[20] = {
23 NO, NO, NO, NO , // center
24 YES, NO, NO, NO , // N
26 NO, YES, NO, NO , // S
27 NO, NO, YES, NO , // W
30 @implementation NJInputHat
32 - (id)initWithIndex:(int)index {
33 NSString *name = [NSString stringWithFormat:NSLocalizedString(@"hat switch %d", @"hat switch name"), index];
34 NSString *did = [NSString stringWithFormat:@"Hat Switch %d", index];
35 if ((self = [super initWithName:name did:did base:nil])) {
36 self.children = @[[[NJInput alloc] initWithName:NSLocalizedString(@"hat up", @"hat switch up state")
39 [[NJInput alloc] initWithName:NSLocalizedString(@"hat down", @"hat switch down state")
42 [[NJInput alloc] initWithName:NSLocalizedString(@"hat left", @"hat switch left state")
45 [[NJInput alloc] initWithName:NSLocalizedString(@"hat right", @"hat switch right state")
52 - (id)findSubInputForValue:(IOHIDValueRef)value {
53 long parsed = IOHIDValueGetIntegerValue(value);
54 switch (IOHIDElementGetLogicalMax(IOHIDValueGetElement(value))) {
55 case 7: // 8-way switch, 0-7.
57 case 0: return self.children[0];
58 case 4: return self.children[1];
59 case 6: return self.children[2];
60 case 2: return self.children[3];
63 case 8: // 8-way switch, 1-8 (neutral 0).
65 case 1: return self.children[0];
66 case 5: return self.children[1];
67 case 7: return self.children[2];
68 case 3: return self.children[3];
71 case 3: // 4-way switch, 0-3.
73 case 0: return self.children[0];
74 case 2: return self.children[1];
75 case 3: return self.children[2];
76 case 1: return self.children[3];
79 case 4: // 4-way switch, 1-4 (neutral 0).
81 case 1: return self.children[0];
82 case 3: return self.children[1];
83 case 4: return self.children[2];
84 case 2: return self.children[3];
92 - (void)notifyEvent:(IOHIDValueRef)value {
93 long parsed = IOHIDValueGetIntegerValue(value);
94 long size = IOHIDElementGetLogicalMax(IOHIDValueGetElement(value));
95 // Skip first row in table if 0 is not neutral.
100 BOOL *activechildren = (size == 8) ? active_eightway : active_fourway;
101 for (unsigned i = 0; i < 4; i++) {
102 BOOL active = activechildren[parsed * 4 + i];
103 [self.children[i] setActive:active];
104 [self.children[i] setMagnitude:active];