OpenEmu-SDK/OpenEmuSystem/OEKeyBindingDescription.m

/*
 Copyright (c) 2012, OpenEmu Team
 
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are met:
     * Redistributions of source code must retain the above copyright
       notice, this list of conditions and the following disclaimer.
     * Redistributions in binary form must reproduce the above copyright
       notice, this list of conditions and the following disclaimer in the
       documentation and/or other materials provided with the distribution.
     * Neither the name of the OpenEmu Team nor the
       names of its contributors may be used to endorse or promote products
       derived from this software without specific prior written permission.
 
 THIS SOFTWARE IS PROVIDED BY OpenEmu Team ''AS IS'' AND ANY
 EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 DISCLAIMED. IN NO EVENT SHALL OpenEmu Team BE LIABLE FOR ANY
 DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#import "OEKeyBindingDescription.h"
#import "OEBindingDescription_Internal.h"

NS_ASSUME_NONNULL_BEGIN

static NSString *const OEKeyBindingDescriptionNameKey = @"OEKeyBindingDescriptionName";

NSString *NSStringFromOEGlobalButtonIdentifier(OEGlobalButtonIdentifier identifier)
{
    switch(identifier)
    {
        case OEGlobalButtonIdentifierUnknown :
            return @"OEGlobalButtonIdentifierUnknown";
        case OEGlobalButtonIdentifierSaveState :
            return @"OEGlobalButtonIdentifierSaveState";
        case OEGlobalButtonIdentifierLoadState :
            return @"OEGlobalButtonIdentifierLoadState";
        case OEGlobalButtonIdentifierQuickSave :
            return @"OEGlobalButtonIdentifierQuickSave";
        case OEGlobalButtonIdentifierQuickLoad :
            return @"OEGlobalButtonIdentifierQuickLoad";
        case OEGlobalButtonIdentifierFullScreen :
            return @"OEGlobalButtonIdentifierFullScreen";
        case OEGlobalButtonIdentifierMute :
            return @"OEGlobalButtonIdentifierMute";
        case OEGlobalButtonIdentifierVolumeDown :
            return @"OEGlobalButtonIdentifierVolumeDown";
        case OEGlobalButtonIdentifierVolumeUp :
            return @"OEGlobalButtonIdentifierVolumeUp";
        case OEGlobalButtonIdentifierStop :
            return @"OEGlobalButtonIdentifierStop";
        case OEGlobalButtonIdentifierReset :
            return @"OEGlobalButtonIdentifierReset";
        case OEGlobalButtonIdentifierPause :
            return @"OEGlobalButtonIdentifierPause";
        case OEGlobalButtonIdentifierRewind :
            return @"OEGlobalButtonIdentifierRewind";
        case OEGlobalButtonIdentifierFastForward :
            return @"OEGlobalButtonIdentifierFastForward";
        case OEGlobalButtonIdentifierSlowMotion :
            return @"OEGlobalButtonIdentifierSlowMotion";
        case OEGlobalButtonIdentifierStepFrameBackward :
            return @"OEGlobalButtonIdentifierStepFrameBackward";
        case OEGlobalButtonIdentifierStepFrameForward :
            return @"OEGlobalButtonIdentifierStepFrameForward";
        case OEGlobalButtonIdentifierDisplayMode :
            return @"OEGlobalButtonIdentifierDisplayMode";
        case OEGlobalButtonIdentifierScreenshot :
            return @"OEGlobalButtonIdentifierScreenshot";
        case OEGlobalButtonIdentifierCount :
            return @"OEGlobalButtonIdentifierCount";
        case OEGlobalButtonIdentifierFlag :
            return @"OEGlobalButtonIdentifierFlag";
    }

    return @"<Unknown value>";
}

static NSString *OEGlobalKeyBindingDescriptionNameForIdentifier(OEGlobalButtonIdentifier buttonIdentifier)
{
    switch(buttonIdentifier)
    {
        case OEGlobalButtonIdentifierSaveState :
            return OEGlobalButtonSaveState;
        case OEGlobalButtonIdentifierLoadState :
            return OEGlobalButtonLoadState;
        case OEGlobalButtonIdentifierQuickSave :
            return OEGlobalButtonQuickSave;
        case OEGlobalButtonIdentifierQuickLoad :
            return OEGlobalButtonQuickLoad;
        case OEGlobalButtonIdentifierFullScreen :
            return OEGlobalButtonFullScreen;
        case OEGlobalButtonIdentifierMute :
            return OEGlobalButtonMute;
        case OEGlobalButtonIdentifierVolumeDown :
            return OEGlobalButtonVolumeDown;
        case OEGlobalButtonIdentifierVolumeUp :
            return OEGlobalButtonVolumeUp;
        case OEGlobalButtonIdentifierStop:
            return OEGlobalButtonStop;
        case OEGlobalButtonIdentifierReset :
            return OEGlobalButtonReset;
        case OEGlobalButtonIdentifierPause :
            return OEGlobalButtonPause;
        case OEGlobalButtonIdentifierRewind :
            return OEGlobalButtonRewind;
        case OEGlobalButtonIdentifierFastForward :
            return OEGlobalButtonFastForward;
        case OEGlobalButtonIdentifierSlowMotion :
            return OEGlobalButtonSlowMotion;
        case OEGlobalButtonIdentifierStepFrameBackward :
            return OEGlobalButtonStepFrameBackward;
        case OEGlobalButtonIdentifierStepFrameForward :
            return OEGlobalButtonStepFrameForward;
        case OEGlobalButtonIdentifierDisplayMode :
            return OEGlobalButtonDisplayMode;
        case OEGlobalButtonIdentifierScreenshot :
            return OEGlobalButtonScreenshot;
        default :
            break;
    }

    return nil;
}

@implementation OEKeyBindingDescription

- (instancetype)initWithSystemController:(nullable OESystemController *)systemController
{
    return nil;
}

- (instancetype)initWithSystemController:(nullable OESystemController *)systemController name:(nullable NSString *)keyName index:(NSUInteger)keyIndex isSystemWide:(BOOL)systemWide
{
    if((self = [super initWithSystemController:systemController]))
    {
        _name = [keyName copy];
        _index = keyIndex;
        _systemWide = systemWide;
    }
    
    return self;
}

+ (BOOL)supportsSecureCoding
{
    return YES;
}

- (instancetype)initWithCoder:(NSCoder *)aDecoder
{
    if (!(self = [super initWithCoder:aDecoder]))
        return nil;

    return [self.systemController allKeyBindingsDescriptions][[aDecoder decodeObjectOfClass:[NSString class] forKey:OEKeyBindingDescriptionNameKey]];
}

- (void)encodeWithCoder:(NSCoder *)aCoder
{
    [super encodeWithCoder:aCoder];
    [aCoder encodeObject:_name forKey:OEKeyBindingDescriptionNameKey];
}

- (void)OE_setAxisGroup:(nullable OEKeyBindingGroupDescription *)value
{
    NSAssert(_axisGroup == nil, @"Cannot change axisGroup after it was set, attempted to change axisGroup of %@ from %@ to %@.", self, _axisGroup, value);
    
    NSAssert([value isMemberOfClass:[OEKeyBindingGroupDescription class]], @"Expecting group of class OEKeyGroupBindingsDescription, instead got: %@", [value class]);
    
    _axisGroup = value;
}

- (void)OE_setHatSwitchGroup:(nullable OEKeyBindingGroupDescription *)value
{
    NSAssert(_hatSwitchGroup == nil, @"Cannot change hatSwitchGroup after it was set, attempted to change hatSwitchGroup of %@ from %@ to %@.", self, _hatSwitchGroup, value);
    
    NSAssert([value isMemberOfClass:[OEKeyBindingGroupDescription class]], @"Expecting group of class OEKeyGroupBindingsDescription, instead got: %@", [value class]);
    
    _hatSwitchGroup = value;
}

- (nullable OEKeyBindingDescription *)oppositeKey
{
    return [_axisGroup oppositeKeyOfKey:self];
}

- (nullable NSArray<OEKeyBindingDescription *> *)hatSwitchKeys
{
    return [_hatSwitchGroup keys];
}

- (void)enumerateHatSwitchKeysUsingBlock:(void (^)(OEKeyBindingDescription *, BOOL *))block
{
    [_hatSwitchGroup enumerateKeysFromKey:self usingBlock:block];
}

- (NSString *)description
{
    NSMutableArray<NSString *> *additionalDesc = [NSMutableArray arrayWithObject:@""];
    if(self.isSystemWide) [additionalDesc addObject:@"isSystemWide"];
    if(self.isAnalogic) [additionalDesc addObject:@"isAnalogic"];
    if(self.axisGroup != nil) [additionalDesc addObject:[NSString stringWithFormat:@"axisGroup: %@", self.axisGroup]];
    if(self.axisGroup != nil) [additionalDesc addObject:[NSString stringWithFormat:@"hatSwitchGroup: %@", self.hatSwitchGroup]];

    NSString *result = @"";
    if(additionalDesc.count > 1) result = [additionalDesc componentsJoinedByString:@" "];

    return [NSString stringWithFormat:@"<%@ %p keyName: %@ index: %lu%@>", [self class], self, [self name], [self index], result];
}

@end

static NSString *const OEGlobalKeyBindingDescriptionIdentifierKey = @"OEGlobalKeyBindingDescriptionIdentifier";

@implementation OEGlobalKeyBindingDescription

- (instancetype)initWithSystemController:(nullable OESystemController *)systemController name:(nullable NSString *)keyName index:(NSUInteger)keyIndex isSystemWide:(BOOL)systemWide
{
    return nil;
}

- (instancetype)initWithButtonIdentifier:(OEGlobalButtonIdentifier)identifier
{
    if((self = [super initWithSystemController:nil name:nil index:0 isSystemWide:YES]))
    {
        _buttonIdentifier = identifier;
    }

    return self;
}

+ (BOOL)supportsSecureCoding
{
    return YES;
}

- (instancetype)initWithCoder:(NSCoder *)aDecoder
{
    // Shut the compiler up.
    self = [super initWithCoder:aDecoder];

    NSUInteger buttonIdentifier = [aDecoder decodeIntegerForKey:OEGlobalKeyBindingDescriptionIdentifierKey];
    return [OESystemController globalKeyBindingDescriptions][OEGlobalKeyBindingDescriptionNameForIdentifier(buttonIdentifier)];
}

- (void)encodeWithCoder:(NSCoder *)aCoder
{
    [aCoder encodeInteger:_buttonIdentifier forKey:OEGlobalKeyBindingDescriptionIdentifierKey];
}

- (nullable OEKeyBindingGroupDescription *)axisGroup
{
    return nil;
}

- (void)OE_setAxisGroup:(nullable OEKeyBindingGroupDescription *)value
{
    NSAssert(NO, @"You cannot set an Axis Group on a OEGlobalKeyBindingDescription");
}

- (nullable OEKeyBindingGroupDescription *)hatSwitchGroup
{
    return nil;
}

- (void)OE_setHatSwitchGroup:(nullable OEKeyBindingGroupDescription *)_hatSwitchGroup
{
    NSAssert(NO, @"You cannot set an Axis Group on a OEGlobalKeyBindingDescription");
}

- (nullable NSArray *)hatSwitchKeys
{
    return nil;
}

- (nullable OEKeyBindingDescription *)oppositeKey
{
    return nil;
}

- (BOOL)isAnalogic
{
    switch(_buttonIdentifier)
    {
        //case OEGlobalButtonIdentifierRewind :
        //case OEGlobalButtonIdentifierFastForward :
        case OEGlobalButtonIdentifierSlowMotion :
            return YES;
        default :
            break;
    }

    return NO;
}

- (void)OE_setAnalogic:(BOOL)analog
{
}

- (void)enumerateHatSwitchKeysUsingBlock:(void (^)(OEKeyBindingDescription *, BOOL *))block
{
    
}

- (BOOL)isSystemWide
{
    return YES;
}

- (NSString *)name
{
    return OEGlobalKeyBindingDescriptionNameForIdentifier(_buttonIdentifier);
}

- (NSUInteger)index
{
    return _buttonIdentifier | OEGlobalButtonIdentifierFlag;
}

- (NSString *)description
{
    return [NSString stringWithFormat:@"<%@ %p identifier: %@>", [self class], self, NSStringFromOEGlobalButtonIdentifier([self buttonIdentifier])];
}

@end

NS_ASSUME_NONNULL_END