QmlPuppet: Register fonts at scene creation

Automatically register all fonts from 'fonts' folder at scene creation.

Fixes: QDS-3624
Change-Id: I38728e458952ea52c941244daaca715102a93c55
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstanceserver.cpp

@@ -88,6 +88,9 @@
 #include <QUrl>
 #include <QVariant>
 #include <qqmllist.h>
+#include <QFontDatabase>
+#include <QFileInfo>
+#include <QDirIterator>
 
 #include <algorithm>
 
@@ -322,6 +325,7 @@ void NodeInstanceServer::stopRenderTimer()
 
 void NodeInstanceServer::createScene(const CreateSceneCommand &command)
 {
+    registerFonts(command.resourceUrl);
     setTranslationLanguage(command.language);
     initializeView();
 
@@ -1502,4 +1506,13 @@ void NodeInstanceServer::setupState(qint32 stateInstanceId)
     }
 }
 
+void NodeInstanceServer::registerFonts(const QUrl &resourceUrl) const
+{
+    // Autoregister all fonts found inside the project
+    QDirIterator it {QFileInfo(resourceUrl.toLocalFile()).absoluteFilePath(),
+                     {"*.ttf", "*.otf"}, QDir::Files, QDirIterator::Subdirectories};
+    while (it.hasNext())
+        QFontDatabase::addApplicationFont(it.next());
+}
+
 } // namespace QmlDesigner