From cf2881238c293abb8c47a5450a47ec84c9e61fce Mon Sep 17 00:00:00 2001
From: hardyantz <hardyantz@yahoo.com>
Date: Thu, 14 Sep 2017 18:53:13 +0700
Subject: [PATCH] trim whitespace for 1D barcode

---
 scaledbarcode.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/scaledbarcode.go b/scaledbarcode.go
index 152b180..bb74906 100644
--- a/scaledbarcode.go
+++ b/scaledbarcode.go
@@ -112,7 +112,9 @@ func scale1DCode(bc Barcode, width, height int) (Barcode, error) {
 	if factor <= 0 {
 		return nil, fmt.Errorf("can not scale barcode to an image smaller than %dx1", orgWidth)
 	}
-	offsetX := (width - (orgWidth * factor)) / 2
+
+	width = (orgWidth * factor) + 2
+	offsetX := 1
 
 	wrap := func(x, y int) color.Color {
 		if x < offsetX {