Optimal 3D Scene

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 ** This file is part of Qt Quick Designer Components.
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 import QtQuick 2.12
 import Qt.labs.folderlistmodel 2.12

 QtObject {
     id: loader

     property url fontDirectory: Qt.resolvedUrl("../../" + relativeFontDirectory)
     property string relativeFontDirectory: "fonts"

     function loadFont(url) {
         var fontLoader = Qt.createQmlObject('import QtQuick 2.12; FontLoader { source: "' + url + '"; }',
                                             loader,
                                             "dynamicFontLoader");
     }

     property FolderListModel folderModel: FolderListModel {
         id: folderModel
         folder: loader.fontDirectory
         nameFilters: [ "*.ttf", "*.otf" ]
         showDirs: false

         onStatusChanged: {
             if (folderModel.status == FolderListModel.Ready) {
                 var i
                 for (i = 0; i < count; i++) {
                     loadFont(folderModel.get(i, "fileURL"))
                 }
             }
         }
     }
 }