1 files changed, 154 insertions, 0 deletions
diff --git a/vcl/inc/qt5/Qt5Tools.hxx b/vcl/inc/qt5/Qt5Tools.hxx
new file mode 100644
index 000000000..1b58750ec
--- /dev/null
+++ b/vcl/inc/qt5/Qt5Tools.hxx
@@ -0,0 +1,154 @@
+/* -*- 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 .
+ */
+
+#pragma once
+
+#include <QtCore/QPoint>
+#include <QtCore/QRect>
+#include <QtCore/QSize>
+#include <QtCore/QString>
+#include <QtGui/QImage>
+
+#include <rtl/string.hxx>
+#include <rtl/ustring.hxx>
+#include <tools/color.hxx>
+#include <tools/gen.hxx>
+
+#include <com/sun/star/uno/Sequence.hxx>
+#include <com/sun/star/datatransfer/dnd/DNDConstants.hpp>
+
+#include <memory>
+
+class Image;
+class QImage;
+
+inline OUString toOUString(const QString& s)
+{
+    // QString stores UTF16, just like OUString
+    return OUString(reinterpret_cast<const sal_Unicode*>(s.data()), s.length());
+}
+
+inline QString toQString(const OUString& s)
+{
+    return QString::fromUtf16(reinterpret_cast<ushort const*>(s.getStr()), s.getLength());
+}
+
+inline QRect toQRect(const tools::Rectangle& rRect)
+{
+    return QRect(rRect.Left(), rRect.Top(), rRect.GetWidth(), rRect.GetHeight());
+}
+
+inline QRect toQRect(const tools::Rectangle& rRect, const qreal fScale)
+{
+    return QRect(floor(rRect.Left() * fScale), floor(rRect.Top() * fScale),
+                 ceil(rRect.GetWidth() * fScale), ceil(rRect.GetHeight() * fScale));
+}
+
+inline QRect scaledQRect(const QRect& rRect, const qreal fScale)
+{
+    return QRect(floor(rRect.x() * fScale), floor(rRect.y() * fScale), ceil(rRect.width() * fScale),
+                 ceil(rRect.height() * fScale));
+}
+
+inline tools::Rectangle toRectangle(const QRect& rRect)
+{
+    return tools::Rectangle(rRect.left(), rRect.top(), rRect.right(), rRect.bottom());
+}
+
+inline QSize toQSize(const Size& rSize) { return QSize(rSize.Width(), rSize.Height()); }
+
+inline Size toSize(const QSize& rSize) { return Size(rSize.width(), rSize.height()); }
+
+inline Point toPoint(const QPoint& rPoint) { return Point(rPoint.x(), rPoint.y()); }
+
+inline QColor toQColor(const Color& rColor)
+{
+    return QColor(rColor.GetRed(), rColor.GetGreen(), rColor.GetBlue(),
+                  255 - rColor.GetTransparency());
+}
+
+Qt::DropActions toQtDropActions(sal_Int8 dragOperation);
+sal_Int8 toVclDropActions(Qt::DropActions dragOperation);
+sal_Int8 toVclDropAction(Qt::DropAction dragOperation);
+Qt::DropAction getPreferredDropAction(sal_Int8 dragOperation);
+
+inline QList<int> toQList(const css::uno::Sequence<sal_Int32>& aSequence)
+{
+    QList<int> aList;
+    for (sal_Int32 i : aSequence)
+    {
+        aList.append(i);
+    }
+    return aList;
+}
+
+static constexpr QImage::Format Qt5_DefaultFormat32 = QImage::Format_ARGB32;
+
+inline QImage::Format getBitFormat(sal_uInt16 nBitCount)
+{
+    switch (nBitCount)
+    {
+        case 1:
+            return QImage::Format_Mono;
+        case 8:
+            return QImage::Format_Indexed8;
+        case 24:
+            return QImage::Format_RGB888;
+        case 32:
+            return Qt5_DefaultFormat32;
+        default:
+            std::abort();
+            break;
+    }
+    return QImage::Format_Invalid;
+}
+
+inline sal_uInt16 getFormatBits(QImage::Format eFormat)
+{
+    switch (eFormat)
+    {
+        case QImage::Format_Mono:
+            return 1;
+        case QImage::Format_Indexed8:
+            return 8;
+        case QImage::Format_RGB888:
+            return 24;
+        case Qt5_DefaultFormat32:
+        case QImage::Format_ARGB32_Premultiplied:
+            return 32;
+        default:
+            std::abort();
+            return 0;
+    }
+}
+
+typedef struct _cairo_surface cairo_surface_t;
+struct CairoDeleter
+{
+    void operator()(cairo_surface_t* pSurface) const;
+};
+
+typedef std::unique_ptr<cairo_surface_t, CairoDeleter> UniqueCairoSurface;
+
+sal_uInt16 GetKeyModCode(Qt::KeyboardModifiers eKeyModifiers);
+sal_uInt16 GetMouseModCode(Qt::MouseButtons eButtons);
+
+QImage toQImage(const Image& rImage);
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */