/*
* 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 "OFNintendoDSGameController.h"
#import "OFArray.h"
#import "OFSet.h"
#import "OFOutOfRangeException.h"
#define asm __asm__
#include <nds.h>
#undef asm
static OFArray OF_GENERIC(OFGameController *) *controllers;
static void
initControllers(void)
{
void *pool = objc_autoreleasePoolPush();
controllers = [[OFArray alloc] initWithObject:
[[[OFNintendoDSGameController alloc] init] autorelease]];
objc_autoreleasePoolPop(pool);
}
@implementation OFNintendoDSGameController
+ (OFArray OF_GENERIC(OFGameController *) *)controllers
{
static OFOnceControl onceControl = OFOnceControlInitValue;
OFOnce(&onceControl, initControllers);
return [[controllers retain] autorelease];
}
- (instancetype)init
{
self = [super init];
@try {
_pressedButtons = [[OFMutableSet alloc] initWithCapacity: 12];
[self retrieveState];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[_pressedButtons release];
[super dealloc];
}
- (void)retrieveState
{
uint32 keys;
scanKeys();
keys = keysCurrent();
[_pressedButtons removeAllObjects];
if (keys & KEY_X)
[_pressedButtons addObject: OFGameControllerNorthButton];
if (keys & KEY_B)
[_pressedButtons addObject: OFGameControllerSouthButton];
if (keys & KEY_Y)
[_pressedButtons addObject: OFGameControllerWestButton];
if (keys & KEY_A)
[_pressedButtons addObject: OFGameControllerEastButton];
if (keys & KEY_L)
[_pressedButtons addObject: OFGameControllerLeftShoulderButton];
if (keys & KEY_R)
[_pressedButtons addObject:
OFGameControllerRightShoulderButton];
if (keys & KEY_UP)
[_pressedButtons addObject: OFGameControllerDPadUpButton];
if (keys & KEY_DOWN)
[_pressedButtons addObject: OFGameControllerDPadDownButton];
if (keys & KEY_LEFT)
[_pressedButtons addObject: OFGameControllerDPadLeftButton];
if (keys & KEY_RIGHT)
[_pressedButtons addObject: OFGameControllerDPadRightButton];
if (keys & KEY_START)
[_pressedButtons addObject: OFGameControllerStartButton];
if (keys & KEY_SELECT)
[_pressedButtons addObject: OFGameControllerSelectButton];
}
- (OFString *)name
{
return @"Nintendo DS";
}
- (OFSet OF_GENERIC(OFGameControllerButton) *)buttons
{
return [OFSet setWithObjects:
OFGameControllerNorthButton,
OFGameControllerSouthButton,
OFGameControllerWestButton,
OFGameControllerEastButton,
OFGameControllerLeftShoulderButton,
OFGameControllerRightShoulderButton,
OFGameControllerDPadUpButton,
OFGameControllerDPadDownButton,
OFGameControllerDPadLeftButton,
OFGameControllerDPadRightButton,
OFGameControllerStartButton,
OFGameControllerSelectButton, nil];
}
- (OFSet OF_GENERIC(OFGameControllerButton) *)pressedButtons
{
return [[_pressedButtons copy] autorelease];
}
- (bool)hasLeftAnalogStick
{
return false;
}
- (bool)hasRightAnalogStick
{
return false;
}
- (float)pressureForButton: (OFGameControllerButton)button
{
return ([self.pressedButtons containsObject: button] ? 1 : 0);
}
- (OFString *)description
{
return [OFString stringWithFormat: @"<%@: %@>", self.class, self.name];
}
@end