From b398c170c88a92ac2df4b04109965ab081c09e85 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andre=CC=81=20J=2E=20Kelling?= <kontakt@andrekelling.de>
Date: Thu, 15 Feb 2024 11:42:42 +0100
Subject: [PATCH] PRINT add shrink approach for productCode fontSize if string
 is to wide

---
 dist/package.json                  | 2 +-
 package.json                       | 2 +-
 src/print/partials/product-code.js | 8 ++++++++
 src/print/utils/mm-dpi-factor.js   | 5 +++++
 4 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/dist/package.json b/dist/package.json
index 3d43733..94dae2a 100644
--- a/dist/package.json
+++ b/dist/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jspdf-product-label",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "main": "src/app.js",
   "author": "André Kelling",
   "description": "Dymo Label PDF printing.",
diff --git a/package.json b/package.json
index 4ccb482..d62b783 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jspdf-template-labelprint",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "main": "src/app.js",
   "author": "André Kelling",
   "description": "Dymo Label PDF template",
diff --git a/src/print/partials/product-code.js b/src/print/partials/product-code.js
index 8d2e690..53f671e 100644
--- a/src/print/partials/product-code.js
+++ b/src/print/partials/product-code.js
@@ -1,4 +1,5 @@
 import JsPDF from 'jspdf';
+import { mmDpiFactor } from "../utils/mm-dpi-factor.js";
 
 /**
  * JsPDF import just for typing!
@@ -15,5 +16,12 @@ export default (doc, productCode, pageWidth) => {
     let startY = 55;
 
     doc.setFontSize(doc.vars.fontSizes.SmallFontSize);
+
+    // check if the product code is too long for the page ONCE
+    const stringWidthInMm = doc.getStringUnitWidth(productCode) * mmDpiFactor;
+    if (stringWidthInMm > pageWidth) {
+        doc.setFontSize(doc.vars.fontSizes.SmallFontSize - 2);
+    }
+
     doc.text(productCode, pageCenterX, startY, {align: 'center'});
 }
diff --git a/src/print/utils/mm-dpi-factor.js b/src/print/utils/mm-dpi-factor.js
index ee11b10..ad8edf1 100644
--- a/src/print/utils/mm-dpi-factor.js
+++ b/src/print/utils/mm-dpi-factor.js
@@ -1 +1,6 @@
+/**
+ * Points or pixels divide by 72 to get inches or divide by (72/25.6) to get 'mm'.
+ *
+ * @type {number}
+ */
 export const mmDpiFactor = 72 / 25.4; // dpi / mm