/* * 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 "OFGameController.h" #import "OFArray.h" #import "OFSet.h" #import "OFOutOfRangeException.h" #define asm __asm__ #include <nds.h> #undef asm @interface OFGameController () - (instancetype)of_init OF_METHOD_FAMILY(init); @end static OFArray OF_GENERIC(OFGameController *) *controllers; static void initControllers(void) { void *pool = objc_autoreleasePoolPush(); controllers = [[OFArray alloc] initWithObject: [[[OFGameController alloc] of_init] autorelease]]; objc_autoreleasePoolPop(pool); } @implementation OFGameController @dynamic leftAnalogStickPosition, rightAnalogStickPosition; + (OFArray OF_GENERIC(OFGameController *) *)controllers { static OFOnceControl onceControl = OFOnceControlInitValue; OFOnce(&onceControl, initControllers); return [[controllers retain] autorelease]; } - (instancetype)init { OF_INVALID_INIT_METHOD } - (instancetype)of_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_A) [_pressedButtons addObject: OFGameControllerButtonA]; if (keys & KEY_B) [_pressedButtons addObject: OFGameControllerButtonB]; if (keys & KEY_SELECT) [_pressedButtons addObject: OFGameControllerButtonSelect]; if (keys & KEY_START) [_pressedButtons addObject: OFGameControllerButtonStart]; if (keys & KEY_RIGHT) [_pressedButtons addObject: OFGameControllerButtonDPadRight]; if (keys & KEY_LEFT) [_pressedButtons addObject: OFGameControllerButtonDPadLeft]; if (keys & KEY_UP) [_pressedButtons addObject: OFGameControllerButtonDPadUp]; if (keys & KEY_DOWN) [_pressedButtons addObject: OFGameControllerButtonDPadDown]; if (keys & KEY_R) [_pressedButtons addObject: OFGameControllerButtonR]; if (keys & KEY_L) [_pressedButtons addObject: OFGameControllerButtonL]; if (keys & KEY_X) [_pressedButtons addObject: OFGameControllerButtonX]; if (keys & KEY_Y) [_pressedButtons addObject: OFGameControllerButtonY]; } - (OFString *)name { return @"Nintendo DS"; } - (OFSet OF_GENERIC(OFGameControllerButton) *)buttons { return [OFSet setWithObjects: OFGameControllerButtonA, OFGameControllerButtonB, OFGameControllerButtonSelect, OFGameControllerButtonStart, OFGameControllerButtonDPadRight, OFGameControllerButtonDPadLeft, OFGameControllerButtonDPadUp, OFGameControllerButtonDPadDown, OFGameControllerButtonR, OFGameControllerButtonL, OFGameControllerButtonX, OFGameControllerButtonY, 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