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#import "JOYEmulatedButton.h"
#import <AppKit/AppKit.h>
@interface JOYButton ()
{
@public bool _state;
}
@end
@implementation JOYEmulatedButton
{
uint64_t _uniqueID;
JOYButtonType _type;
}
- (instancetype)initWithUsage:(JOYButtonUsage)usage type:(JOYButtonType)type uniqueID:(uint64_t)uniqueID;
{
self = [super init];
self.usage = usage;
_uniqueID = uniqueID;
_type = type;
return self;
}
- (uint64_t)uniqueID
{
return _uniqueID | (uint64_t)self.combinedIndex << 32;
}
- (bool)updateStateFromAxis:(JOYAxis *)axis
{
bool old = _state;
_state = [axis value] > 0.8;
return _state != old;
}
- (bool)updateStateFromAxes2D:(JOYAxes2D *)axes
{
bool old = _state;
if (axes.distance < 0.5) {
_state = false;
}
else {
unsigned direction = ((unsigned)round(axes.angle / 360 * 8)) & 7;
switch (self.usage) {
case JOYButtonUsageDPadLeft:
_state = direction >= 3 && direction <= 5;
break;
case JOYButtonUsageDPadRight:
_state = direction <= 1 || direction == 7;
break;
case JOYButtonUsageDPadUp:
_state = direction >= 5;
break;
case JOYButtonUsageDPadDown:
_state = direction <= 3 && direction >= 1;
break;
default:
break;
}
}
return _state != old;
}
- (bool)updateStateFromHat:(JOYHat *)hat
{
bool old = _state;
if (!hat.pressed) {
_state = false;
}
else {
unsigned direction = ((unsigned)round(hat.angle / 360 * 8)) & 7;
switch (self.usage) {
case JOYButtonUsageDPadLeft:
_state = direction >= 3 && direction <= 5;
break;
case JOYButtonUsageDPadRight:
_state = direction <= 1 || direction == 7;
break;
case JOYButtonUsageDPadUp:
_state = direction >= 5;
break;
case JOYButtonUsageDPadDown:
_state = direction <= 3 && direction >= 1;
break;
default:
break;
}
}
return _state != old;
}
- (JOYButtonType)type
{
return _type;
}
@end
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