1 files changed, 106 insertions, 0 deletions
diff --git a/src/runtimerender/Qt3DSFontDatabase.cpp b/src/runtimerender/Qt3DSFontDatabase.cpp
new file mode 100644
index 0000000..b44cdbd
--- /dev/null
+++ b/src/runtimerender/Qt3DSFontDatabase.cpp
@@ -0,0 +1,106 @@
+/****************************************************************************
+**
+** Copyright (C) 2019 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "Qt3DSFontDatabase_p.h"
+
+#include <QtCore/qdir.h>
+#include "qloggingcategory.h"
+
+#if QT_VERSION >= QT_VERSION_CHECK(5,12,2)
+
+QT_BEGIN_NAMESPACE
+
+Q3DSFontDatabase::Q3DSFontDatabase()
+{
+}
+
+void Q3DSFontDatabase::registerFonts(const QStringList &directories)
+{
+    const QStringList nameFilters = { QStringLiteral("*.ttf"), QStringLiteral("*.otf") };
+    for (const QString &directory : directories) {
+        QDir fontDir(directory);
+        if (!fontDir.exists()) {
+            qWarning("Attempted to register invalid font directory: %s",
+                     qPrintable(directory));
+            continue;
+        }
+
+        const QFileInfoList entryInfoList = fontDir.entryInfoList(nameFilters);
+        for (const QFileInfo &entryInfo : entryInfoList) {
+            QRawFont font(entryInfo.absoluteFilePath(), 16);
+            if (!font.isValid()) {
+                qWarning("Invalid font file: %s", qPrintable(entryInfo.absoluteFilePath()));
+                continue;
+            }
+
+            // ### Only support scalable fonts
+
+            QString fontId = entryInfo.baseName();
+            if (std::find_if(m_fonts.constBegin(), m_fonts.constEnd(),
+                             [fontId](const Font &f) { return f.fontId == fontId; })
+                    != m_fonts.constEnd()) {
+                // already registered
+                continue;
+            }
+
+            m_fonts.append(Font(fontId, entryInfo.absoluteFilePath()));
+        }
+    }
+}
+
+void Q3DSFontDatabase::unregisterFonts(const QStringList &directories)
+{
+    for (const QString &directory : directories) {
+        QDir dir(directory);
+        QVector<Font>::iterator it = m_fonts.begin();
+        while (it != m_fonts.end()) {
+            if (dir == QDir(QFileInfo(it->filePath).absolutePath()))
+                it = m_fonts.erase(it);
+            else
+                ++it;
+        }
+    }
+}
+
+QRawFont Q3DSFontDatabase::findFont(const QString &fontId)
+{
+    for (Font &font : m_fonts) {
+        if (font.fontId == fontId) {
+            if (!font.rawFont.isValid())
+                font.rawFont = QRawFont(font.filePath, 16);
+            return font.rawFont;
+        }
+    }
+
+    return QRawFont::fromFont(QFont());
+}
+
+QT_END_NAMESPACE
+
+#endif // QT_VERSION >= QT_VERSION_CHECK(5,12,2)