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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <WindowUpdater.hxx>
+#include <drawdoc.hxx>
+
+#include <vcl/outdev.hxx>
+#include <vcl/vclptr.hxx>
+#include <vcl/window.hxx>
+
+#include <algorithm>
+
+namespace sd {
+
+WindowUpdater::WindowUpdater()
+ : mpDocument (nullptr)
+{
+ maCTLOptions.AddListener(this);
+}
+
+WindowUpdater::~WindowUpdater() noexcept
+{
+ maCTLOptions.RemoveListener(this);
+}
+
+void WindowUpdater::RegisterWindow (vcl::Window* pWindow)
+{
+ if (pWindow != nullptr)
+ {
+ tWindowList::iterator aWindowIterator (
+ ::std::find (
+ maWindowList.begin(), maWindowList.end(), pWindow));
+ if (aWindowIterator == maWindowList.end())
+ {
+ // Update the device once right now and add it to the list.
+ Update (pWindow->GetOutDev());
+ maWindowList.emplace_back(pWindow);
+ }
+ }
+}
+
+void WindowUpdater::UnregisterWindow (vcl::Window* pWindow)
+{
+ tWindowList::iterator aWindowIterator (
+ ::std::find (
+ maWindowList.begin(), maWindowList.end(), pWindow));
+ if (aWindowIterator != maWindowList.end())
+ {
+ maWindowList.erase (aWindowIterator);
+ }
+}
+
+void WindowUpdater::SetDocument (SdDrawDocument* pDocument)
+{
+ mpDocument = pDocument;
+}
+
+void WindowUpdater::Update (
+ OutputDevice* pDevice) const
+{
+ if (pDevice != nullptr)
+ {
+ UpdateWindow (pDevice);
+ }
+}
+
+void WindowUpdater::UpdateWindow (OutputDevice* pDevice) const
+{
+ if (pDevice == nullptr)
+ return;
+
+ SvtCTLOptions::TextNumerals aNumeralMode (maCTLOptions.GetCTLTextNumerals());
+
+ LanguageType aLanguage;
+ // Now this is a bit confusing. The numerals in arabic languages
+ // are Hindi numerals and what the western world generally uses are
+ // arabic numerals. The digits used in the Hindi language are not
+ // used at all.
+ switch (aNumeralMode)
+ {
+ case SvtCTLOptions::NUMERALS_HINDI:
+ aLanguage = LANGUAGE_ARABIC_SAUDI_ARABIA;
+ break;
+
+ case SvtCTLOptions::NUMERALS_SYSTEM:
+ aLanguage = LANGUAGE_SYSTEM;
+ break;
+
+ case SvtCTLOptions::NUMERALS_ARABIC:
+ default:
+ aLanguage = LANGUAGE_ENGLISH;
+ break;
+ }
+
+ pDevice->SetDigitLanguage (aLanguage);
+}
+
+void WindowUpdater::ConfigurationChanged( utl::ConfigurationBroadcaster*, ConfigurationHints )
+{
+ // Set the current state at all registered output devices.
+ for (auto& rxWindow : maWindowList)
+ Update (rxWindow->GetOutDev());
+
+ // Reformat the document for the modified state to take effect.
+ if (mpDocument != nullptr)
+ mpDocument->ReformatAllTextObjects();
+
+ // Invalidate the windows to make the modified state visible.
+ for (auto& rxWindow : maWindowList)
+ rxWindow->Invalidate();
+}
+
+} // end of namespace sd
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */