//
//  NSIndexPath+MPRemoveFirstIndex.m
//  MathPad
//
//  Created by Kim Wittenburg on 23.04.14.
//  Copyright (c) 2014 Kim Wittenburg. All rights reserved.
//

#import "NSIndexPath+MPRemoveFirstIndex.h"

@implementation NSIndexPath (MPRemoveFirstIndex)

- (NSIndexPath *)indexPathByRemovingFirstIndex
{
    if (self.length <= 1) {
        return [[NSIndexPath alloc] init];
    }
    NSUInteger indexes[self.length];
    [self getIndexes:indexes];
    NSUInteger newIndexes[self.length-1];
    for (NSUInteger i = 0; i < self.length-1; i++) {
        newIndexes[i] = indexes[i+1];
    }
    return [[NSIndexPath alloc] initWithIndexes:newIndexes length:self.length-1];
}

@end