Text einpassen in Zeile

Wer kennt es nicht, mal wieder bricht die Überschrift um, aber eigentlich dürfte sie lieber kleiner sein als umbrechen, also einfach die Schriftgröße eins - zwei Pixel kleiner, aber nur an den Stellen wo es erforderlich ist!

Das folgende Beispiel zeigt eine Möglichkeit die das ganze automatisiert, wie üblich ohne großes Framework!

Lorem ipsum dolor sit amet, consetetur sadipscing elitr

Lorem ipsum dolor sit amet, consectetur adipisici elit, sed eiusmod tempor incidunt ut labore et dolore magna aliqua.

HTML:

fittoline.htm HTML (532 Bytes) 06.09.2021 14:33
<!DOCTYPE html >
<html>
  <head>
    <meta charset="utf-8" />
    <title>fittext</title>
    <meta name="author" content="Udo Schmal" />
    <style>
      .fittoline span { white-space: nowrap; }
    </style>
  </head>
  <body>
    <h1 class="fittoline">Lorem ipsum dolor sit amet, consetetur sadipscing elitr</h1>
    <p class="fittoline">Lorem ipsum dolor sit amet, consectetur adipisici elit, sed eiusmod tempor incidunt ut labore et dolore magna aliqua.</p>
    <script src="fittoline.js"></script>
  </body>
</html>

JavaScript:

fittoline.js JavaScript (1,61 kByte) 06.09.2021 14:32
// coding: utf-8
/*! Created by: Udo Schmal | https://www.gocher.me/ */
/* fit text to line by reduce font size */
(function() {
  'use strict';

  function fitToLine (el) {
    if (fitToLine.prototype._singletonInstance) {
      var self = fitToLine.prototype._singletonInstance;
    } else {
      var self = this;
      fitToLine.prototype._singletonInstance = this;
      this.arr = [];
      window.addEventListener('resize', function() {
        var i, len=self.arr.length;
        for(i=0; i<len; i++) {
          self.update(self.arr[i]);
        }
      });
    }
    self.init(el);
    self.arr.push(el);
  }
  fitToLine.prototype = {
    init: function (el) {
      // wrap a span around the content
      var span = document.createElement("span");
      while (el.hasChildNodes()) {
        span.appendChild(el.removeChild(el.firstChild));
      }
      el.appendChild(span);
      this.update(el);
    },
    update: function (el) {
      // get the max width and the max font-size
      var elWidth = (el.style.width ? parseFloat(el.style.width, 10) : el.offsetWidth);
      var fontSize = (el.style.fontSize ? parseFloat(el.style.fontSize, 10) : 50);
      var span = el.firstChild;
      while (span.offsetWidth < elWidth) {
        el.style.fontSize = ++fontSize + "px";
      }
      // reduce font-size until span width less then max width
      while (span.offsetWidth > elWidth) {
        el.style.fontSize = --fontSize + "px";
      }
    }
  };

  var i, tags = document.querySelectorAll('.fittoline');
  for(i=0; i<tags.length; i++) {
    new fitToLine(tags[i]);
  }
})();

Kontakt

Udo Schmal
Udo Schmal

Udo Schmal
Softwareentwickler
Ellerndiek 26
24837 Schleswig
Schleswig-Holstein
Germany




+49 4621 9785538
+49 1575 0663676
+49 4621 9785539
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Service Infos

CMS Info

Product Name:
UDOs Webserver
Version:
0.5.1.71
Description:
All in one Webserver
Copyright:
Udo Schmal
Compilation:
Tue, 26. Mar 2024 07:33:29

Development Info

Compiler:
Free Pascal FPC 3.3.1
compiled for:
OS:Linux, CPU:x86_64

System Info

OS:
Ubuntu 22.04.4 LTS (Jammy Jellyfish)

Hardware Info

Model:
Hewlett-Packard HP Pavilion dm4 Notebook PC
CPU Name:
Intel(R) Core(TM) i5-2430M CPU @ 2.40GHz
CPU Type:
x86_64, 1 physical CPU(s), 2 Core(s), 4 logical CPU(s),  MHz