/*----- header snippet ------*/

@property (strong, nonatomic) IBOutlet UIView *labels1;
@property (strong, nonatomic) IBOutlet UIView *labels2;
@property (strong, nonatomic) IBOutlet UIView *labels3;
@property (strong, nonatomic) IBOutlet UIView *labels4;

@property (strong, nonatomic) IBOutletCollection(UIView) NSArray *labelViews;

/*----- end header -----*/

        UILabel *l1;
        UILabel *l2;

//this code should be the same as the code thats uncommented below it but gets an unrecognised selector error
        /*for(UIView *view in self.labelViews){

            UILabel *l1 = (UILabel*)[view viewWithTag:1]; //this should be a label but seems to come out as a UIView
            UILabel *l2 = (UILabel*)[view viewWithTag:2];

            if([[Hex sharedHex] isPressureMode]){
                l1.text = [NSString stringWithFormat:@"%d", (int)[[Hex sharedHex] averageforChannel:view.tag]];
            }
            else {
                l1.text = [NSString stringWithFormat:@"%d", (int)([[[Hex sharedHex] atmosphericPressure] intValue] - [[Hex sharedHex] averageforChannel:view.tag])];
            }

            if(reference == view.tag)
                l2.text = @"Reference";
            else
                l2.text = [NSString stringWithFormat:@"Δ %d", ((int)[[Hex sharedHex]  averageforChannel:view.tag] - (int)referenceAmount)];
        }*/

//this below works fine
        switch (numberOfCylinders) {
            case 4:
                l1 = (UILabel*)[_labels4 viewWithTag:1];
                l2 = (UILabel*)[_labels4 viewWithTag:2];

                if([[Hex sharedHex] isPressureMode]){
                    l1.text = [NSString stringWithFormat:@"%d", (int)[[Hex sharedHex] averageforChannel:3]];
                }
                else {
                    l1.text = [NSString stringWithFormat:@"%d", (int)([[[Hex sharedHex] atmosphericPressure] intValue] - [[Hex sharedHex] averageforChannel:3])];
                }

                if(reference == 3)
                    l2.text = @"Reference";
                else
                    l2.text = [NSString stringWithFormat:@"\u0394 %d", ((int)[[Hex sharedHex]  averageforChannel:3] - (int)referenceAmount)];
            case 3:
                l1 = (UILabel*)[_labels3 viewWithTag:1];
                l2 = (UILabel*)[_labels3 viewWithTag:2];

                if([[Hex sharedHex] isPressureMode]){
                    l1.text = [NSString stringWithFormat:@"%d", (int)[[Hex sharedHex] averageforChannel:2]];
                }
                else {
                    l1.text = [NSString stringWithFormat:@"%d", (int)([[[Hex sharedHex] atmosphericPressure] intValue] - [[Hex sharedHex] averageforChannel:2])];
                }

                if(reference == 2)
                    l2.text = @"Reference";
                else
                    l2.text = [NSString stringWithFormat:@"\u0394 %d", ((int)[[Hex sharedHex]  averageforChannel:2] - (int)referenceAmount)];
            case 2:
                l1 = (UILabel*)[_labels2 viewWithTag:1];
                l2 = (UILabel*)[_labels2 viewWithTag:2];

                if([[Hex sharedHex] isPressureMode]){
                    l1.text = [NSString stringWithFormat:@"%d", (int)[[Hex sharedHex] averageforChannel:1]];
                }
                else {
                    l1.text = [NSString stringWithFormat:@"%d", (int)([[[Hex sharedHex] atmosphericPressure] intValue] - [[Hex sharedHex] averageforChannel:1])];
                }

                if(reference == 1)
                    l2.text = @"Reference";
                else
                    l2.text = [NSString stringWithFormat:@"\u0394 %d", ((int)[[Hex sharedHex]  averageforChannel:1] - (int)referenceAmount)];
            case 1:
                l1 = (UILabel*)[_labels1 viewWithTag:1];
                l2 = (UILabel*)[_labels1 viewWithTag:2];

                if([[Hex sharedHex] isPressureMode]){
                    l1.text = [NSString stringWithFormat:@"%d", (int)[[Hex sharedHex] averageforChannel:0]];
                }
                else {
                    l1.text = [NSString stringWithFormat:@"%d", (int)([[[Hex sharedHex] atmosphericPressure] intValue] - [[Hex sharedHex] averageforChannel:0])];
                }

                if(reference == 0)
                    l2.text = @"Reference";
                else
                    l2.text = [NSString stringWithFormat:@"\u0394 %d", ((int)[[Hex sharedHex]  averageforChannel:0] - (int)referenceAmount)];
            default:
                break;
        }