/*
* 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 "OHStadiaGamepad.h"
#import "OHStadiaGamepad+Private.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[] = {
@"A", @"B", @"X", @"Y", @"L1", @"R1", @"L3", @"R3", @"Menu", @"Options",
@"Capture", @"Stadia", @"Assistant"
};
static const size_t numButtons = sizeof(buttonNames) / sizeof(*buttonNames);
@implementation OHStadiaGamepad
@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]
analog: false] autorelease];
[buttons setObject: button forKey: buttonNames[i]];
}
axis = [[[OHGameControllerAxis alloc]
initWithName: @"L2"
analog: true] autorelease];
button = [[[OHEmulatedGameControllerTriggerButton alloc]
initWithName: @"L2"
axis: axis] autorelease];
[buttons setObject: button forKey: @"L2"];
axis = [[[OHGameControllerAxis alloc]
initWithName: @"R2"
analog: true] 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"
analog: true] autorelease];
yAxis = [[[OHGameControllerAxis alloc]
initWithName: @"Y"
analog: true] autorelease];
directionalPad = [[[OHGameControllerDirectionalPad alloc]
initWithName: @"Left Stick"
xAxis: xAxis
yAxis: yAxis
analog: true] autorelease];
[directionalPads setObject: directionalPad
forKey: @"Left Stick"];
xAxis = [[[OHGameControllerAxis alloc]
initWithName: @"RX"
analog: true] autorelease];
yAxis = [[[OHGameControllerAxis alloc]
initWithName: @"RY"
analog: true] autorelease];
directionalPad = [[[OHGameControllerDirectionalPad alloc]
initWithName: @"Right Stick"
xAxis: xAxis
yAxis: yAxis
analog: true] autorelease];
[directionalPads setObject: directionalPad
forKey: @"Right Stick"];
xAxis = [[[OHGameControllerAxis alloc]
initWithName: @"D-Pad X"
analog: false] autorelease];
yAxis = [[[OHGameControllerAxis alloc]
initWithName: @"D-Pad Y"
analog: false] autorelease];
directionalPad = [[[OHGameControllerDirectionalPad alloc]
initWithName: @"D-Pad"
xAxis: xAxis
yAxis: yAxis
analog: false] 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: @"Y"];
}
- (OHGameControllerButton *)southButton
{
return [_buttons objectForKey: @"A"];
}
- (OHGameControllerButton *)westButton
{
return [_buttons objectForKey: @"X"];
}
- (OHGameControllerButton *)eastButton
{
return [_buttons objectForKey: @"B"];
}
- (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: @"Menu"];
}
- (OHGameControllerButton *)optionsButton
{
return [_buttons objectForKey: @"Options"];
}
- (OHGameControllerButton *)homeButton
{
return [_buttons objectForKey: @"Stadia"];
}
- (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_A:
name = @"A";
break;
case BTN_B:
name = @"B";
break;
case BTN_X:
name = @"X";
break;
case BTN_Y:
name = @"Y";
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 = @"Menu";
break;
case BTN_SELECT:
name = @"Options";
break;
case BTN_MODE:
name = @"Stadia";
break;
case BTN_TRIGGER_HAPPY1:
name = @"Assistant";
break;
case BTN_TRIGGER_HAPPY2:
name = @"Capture";
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_Z:
return [[_directionalPads objectForKey: @"Right Stick"] xAxis];
case ABS_RZ:
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_BRAKE:
return ((OHEmulatedGameControllerTriggerButton *)
[_buttons objectForKey: @"L2"]).axis;
case ABS_GAS:
return ((OHEmulatedGameControllerTriggerButton *)
[_buttons objectForKey: @"R2"]).axis;
default:
return nil;
}
}
#endif
@end