Prints out the CGPoint human readable representation of a UIBezierPath to console

PathPrettyPrint.m

- (void)someDrawingMethod
{
    // Whatever drawing code
    CGMutablePathRef pathRef = CGPathCreateMutable();
    // More drawing code
    UIBezierPath *path = [UIBezierPath bezierPathWithCGPath:pathRef];
    CGpathRelease(pathRef);
    CGPathApply(path.CGpath, NULL, outPutCGPath);
}

static void outputCGPath(void *info, const CGPathElement *element)
{
//    NSMutableArray* a = (__bridge NSMutableArray*) info;
    
    int nPoints;
    NSString * pathElementType = nil;
    
    switch (element->type)
    {
        case kCGPathElementMoveToPoint:
            nPoints = 1;
            pathElementType = @"kCGPathElementMoveToPoint";
            break;
        case kCGPathElementAddLineToPoint:
            nPoints = 1;
            pathElementType = @"kCGPathElementAddLineToPoint";
            break;
        case kCGPathElementAddQuadCurveToPoint:
            nPoints = 2;
            pathElementType = @"kCGPathElementAddQuadCurveToPoint";
            break;
        case kCGPathElementAddCurveToPoint:
            nPoints = 3;
            pathElementType = @"kCGPathElementAddCurveToPoint";
            break;
        case kCGPathElementCloseSubpath:
            nPoints = 0;
            pathElementType = @"kCGPathElementCloseSubpath";
            break;
        default:
            nPoints = 0;
            pathElementType = @"unknown path element type";
            return;
    }
    
    NSMutableString * pointsList = [NSMutableString new];
    for (int i = 0; i < nPoints; i++)
    {
        [pointsList appendFormat:@" (%@)", NSStringFromCGPoint(element->points[i])];
    }
    
    NSLog(@"%@ : %@", pathElementType, pointsList);
}