/*
* Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
*
* All rights reserved.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3.0 only,
* as published by the Free Software Foundation.
*
* 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 Lesser General Public License
* version 3.0 for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* version 3.0 along with this program. If not, see
* <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#import "OHDualShock4Gamepad.h"
#import "OFDictionary.h"
#import "OHEmulatedGameControllerTriggerButton.h"
#import "OHGameControllerAxis.h"
#import "OHGameControllerButton.h"
#import "OHGameControllerDirectionalPad.h"
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
# include <linux/input.h>
#endif
static OFString *const buttonNames[] = {
@"Triangle", @"Cross", @"Square", @"Circle", @"L1", @"R1", @"L3", @"R3",
@"Options", @"Share", @"PS"
};
static const size_t numButtons = sizeof(buttonNames) / sizeof(*buttonNames);
@implementation OHDualShock4Gamepad
@synthesize buttons = _buttons, directionalPads = _directionalPads;
- (instancetype)init
{
self = [super init];
@try {
void *pool = objc_autoreleasePoolPush();
OFMutableDictionary *buttons =
[OFMutableDictionary dictionaryWithCapacity: numButtons];
OHGameControllerButton *button;
OFMutableDictionary *directionalPads;
OHGameControllerAxis *axis, *xAxis, *yAxis;
OHGameControllerDirectionalPad *directionalPad;
for (size_t i = 0; i < numButtons; i++) {
button = [[[OHGameControllerButton alloc]
initWithName: buttonNames[i]] autorelease];
[buttons setObject: button forKey: buttonNames[i]];
}
axis = [[[OHGameControllerAxis alloc]
initWithName: @"L2"] autorelease];
button = [[[OHEmulatedGameControllerTriggerButton alloc]
initWithName: @"L2"
axis: axis] autorelease];
[buttons setObject: button forKey: @"L2"];
axis = [[[OHGameControllerAxis alloc]
initWithName: @"R2"] autorelease];
button = [[[OHEmulatedGameControllerTriggerButton alloc]
initWithName: @"R2"
axis: axis] autorelease];
[buttons setObject: button forKey: @"R2"];
[buttons makeImmutable];
_buttons = [buttons retain];
directionalPads =
[OFMutableDictionary dictionaryWithCapacity: 3];
xAxis = [[[OHGameControllerAxis alloc]
initWithName: @"X"] autorelease];
yAxis = [[[OHGameControllerAxis alloc]
initWithName: @"Y"] autorelease];
directionalPad = [[[OHGameControllerDirectionalPad alloc]
initWithName: @"Left Stick"
xAxis: xAxis
yAxis: yAxis] autorelease];
[directionalPads setObject: directionalPad
forKey: @"Left Stick"];
xAxis = [[[OHGameControllerAxis alloc]
initWithName: @"RX"] autorelease];
yAxis = [[[OHGameControllerAxis alloc]
initWithName: @"RY"] autorelease];
directionalPad = [[[OHGameControllerDirectionalPad alloc]
initWithName: @"Right Stick"
xAxis: xAxis
yAxis: yAxis] autorelease];
[directionalPads setObject: directionalPad
forKey: @"Right Stick"];
xAxis = [[[OHGameControllerAxis alloc]
initWithName: @"D-Pad X"] autorelease];
yAxis = [[[OHGameControllerAxis alloc]
initWithName: @"D-Pad Y"] autorelease];
directionalPad = [[[OHGameControllerDirectionalPad alloc]
initWithName: @"D-Pad"
xAxis: xAxis
yAxis: yAxis] autorelease];
[directionalPads setObject: directionalPad forKey: @"D-Pad"];
[directionalPads makeImmutable];
_directionalPads = [directionalPads retain];
objc_autoreleasePoolPop(pool);
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[_buttons release];
[_directionalPads release];
[super dealloc];
}
- (OFDictionary OF_GENERIC(OFString *, OHGameControllerAxis *) *)axes
{
return [OFDictionary dictionary];
}
- (OHGameControllerButton *)northButton
{
return [_buttons objectForKey: @"Triangle"];
}
- (OHGameControllerButton *)southButton
{
return [_buttons objectForKey: @"Cross"];
}
- (OHGameControllerButton *)westButton
{
return [_buttons objectForKey: @"Square"];
}
- (OHGameControllerButton *)eastButton
{
return [_buttons objectForKey: @"Circle"];
}
- (OHGameControllerButton *)leftShoulderButton
{
return [_buttons objectForKey: @"L1"];
}
- (OHGameControllerButton *)rightShoulderButton
{
return [_buttons objectForKey: @"R1"];
}
- (OHGameControllerButton *)leftTriggerButton
{
return [_buttons objectForKey: @"L2"];
}
- (OHGameControllerButton *)rightTriggerButton
{
return [_buttons objectForKey: @"R2"];
}
- (OHGameControllerButton *)leftThumbstickButton
{
return [_buttons objectForKey: @"L3"];
}
- (OHGameControllerButton *)rightThumbstickButton
{
return [_buttons objectForKey: @"R3"];
}
- (OHGameControllerButton *)menuButton
{
return [_buttons objectForKey: @"Options"];
}
- (OHGameControllerButton *)optionsButton
{
return [_buttons objectForKey: @"Share"];
}
- (OHGameControllerButton *)homeButton
{
return [_buttons objectForKey: @"PS"];
}
- (OHGameControllerDirectionalPad *)leftThumbstick
{
return [_directionalPads objectForKey: @"Left Stick"];
}
- (OHGameControllerDirectionalPad *)rightThumbstick
{
return [_directionalPads objectForKey: @"Right Stick"];
}
- (OHGameControllerDirectionalPad *)dPad
{
return [_directionalPads objectForKey: @"D-Pad"];
}
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
- (OHGameControllerButton *)oh_buttonForEvdevButton: (uint16_t)button
{
OFString *name;
switch (button) {
case BTN_NORTH:
name = @"Triangle";
break;
case BTN_SOUTH:
name = @"Cross";
break;
case BTN_WEST:
name = @"Square";
break;
case BTN_EAST:
name = @"Circle";
break;
case BTN_TL:
name = @"L1";
break;
case BTN_TR:
name = @"R1";
break;
case BTN_THUMBL:
name = @"L3";
break;
case BTN_THUMBR:
name = @"R3";
break;
case BTN_START:
name = @"Options";
break;
case BTN_SELECT:
name = @"Share";
break;
case BTN_MODE:
name = @"PS";
break;
default:
return nil;
}
return [_buttons objectForKey: name];
}
- (OHGameControllerAxis *)oh_axisForEvdevAxis: (uint16_t)axis
{
switch (axis) {
case ABS_X:
return [[_directionalPads objectForKey: @"Left Stick"] xAxis];
case ABS_Y:
return [[_directionalPads objectForKey: @"Left Stick"] yAxis];
case ABS_RX:
return [[_directionalPads objectForKey: @"Right Stick"] xAxis];
case ABS_RY:
return [[_directionalPads objectForKey: @"Right Stick"] yAxis];
case ABS_HAT0X:
return [[_directionalPads objectForKey: @"D-Pad"] xAxis];
case ABS_HAT0Y:
return [[_directionalPads objectForKey: @"D-Pad"] yAxis];
case ABS_Z:
return ((OHEmulatedGameControllerTriggerButton *)
[_buttons objectForKey: @"L2"]).axis;
case ABS_RZ:
return ((OHEmulatedGameControllerTriggerButton *)
[_buttons objectForKey: @"R2"]).axis;
default:
return nil;
}
}
#endif
@end