//
//  MPParsedFactor.m
//  MathPad
//
//  Created by Kim Wittenburg on 10.09.14.
//  Copyright (c) 2014 Kim Wittenburg. All rights reserved.
//

#import "MPParsedFactor.h"

@implementation MPParsedFactor {
    NSDecimalNumber *_value;
}

+ (MPParsedFactor *)factorWithDecimalNumber:(NSDecimalNumber *)number
{
    return [[MPParsedFactor alloc] initWithDecimalNumber:number];
}

+ (MPParsedFactor *)sinFactorWithFactor:(MPParsedFactor *)factor
{
    double value = factor.value.doubleValue;
    NSDecimalNumber *actualNumber = [[NSDecimalNumber alloc] initWithDouble:sin(value)];
    return [[MPParsedFactor alloc] initWithDecimalNumber:actualNumber];
}

+ (MPParsedFactor *)cosFactorWithFactor:(MPParsedFactor *)factor
{
    double value = factor.value.doubleValue;
    NSDecimalNumber *actualNumber = [[NSDecimalNumber alloc] initWithDouble:cos(value)];
    return [[MPParsedFactor alloc] initWithDecimalNumber:actualNumber];
}

+ (MPParsedFactor *)tanFactorWithFactor:(MPParsedFactor *)factor
{
    double value = factor.value.doubleValue;
    NSDecimalNumber *actualNumber = [[NSDecimalNumber alloc] initWithDouble:tan(value)];
    return [[MPParsedFactor alloc] initWithDecimalNumber:actualNumber];
}

- (instancetype)initWithDecimalNumber:(NSDecimalNumber *)number
{
    self = [super init];
    if (self) {
        _value = number;
    }
    return self;
}

- (NSDecimalNumber *)value
{
    return _value;
}

- (NSString *)description
{
    return [NSString stringWithFormat:@"MPParsedFactor<%@>", _value];
}

@end