vcl/qt5/Qt5Tools.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #pragma once
  21
  22 #include <QtCore/QString>
  23 #include <QtCore/QRect>
  24 #include <QtCore/QSize>
  25 #include <QtGui/QImage>
  26
  27 #include <rtl/string.hxx>
  28 #include <rtl/ustring.hxx>
  29 #include <tools/gen.hxx>
  30
  31 #include <memory>
  32
  33 inline OUString toOUString(const QString& s)
  34 {
  35     // QString stores UTF16, just like OUString
  36     return OUString(reinterpret_cast<const sal_Unicode*>(s.data()), s.length());
  37 }
  38
  39 inline QString toQString(const OUString& s)
  40 {
  41     return QString::fromUtf16(reinterpret_cast<ushort const*>(s.getStr()), s.getLength());
  42 }
  43
  44 inline QRect toQRect(const tools::Rectangle& rRect)
  45 {
  46     return QRect(rRect.Left(), rRect.Top(), rRect.GetWidth(), rRect.GetHeight());
  47 }
  48
  49 inline QSize toQSize(const Size& rSize) { return QSize(rSize.Width(), rSize.Height()); }
  50
  51 inline Size toSize(const QSize& rSize) { return Size(rSize.width(), rSize.height()); }
  52
  53 static constexpr QImage::Format Qt5_DefaultFormat32 = QImage::Format_ARGB32;
  54
  55 inline QImage::Format getBitFormat(sal_uInt16 nBitCount)
  56 {
  57     switch (nBitCount)
  58     {
  59         case 1:
  60             return QImage::Format_Mono;
  61         case 8:
  62             return QImage::Format_Indexed8;
  63         case 16:
  64             return QImage::Format_RGB16;
  65         case 24:
  66             return QImage::Format_RGB888;
  67         case 32:
  68             return Qt5_DefaultFormat32;
  69         default:
  70             std::abort();
  71             break;
  72     }
  73     return QImage::Format_Invalid;
  74 }
  75
  76 inline sal_uInt16 getFormatBits(QImage::Format eFormat)
  77 {
  78     switch (eFormat)
  79     {
  80         case QImage::Format_Mono:
  81             return 1;
  82         case QImage::Format_Indexed8:
  83             return 8;
  84         case QImage::Format_RGB16:
  85             return 16;
  86         case QImage::Format_RGB888:
  87             return 24;
  88         case Qt5_DefaultFormat32:
  89             return 32;
  90         default:
  91             std::abort();
  92             return 0;
  93     }
  94 }
  95
  96 typedef struct _cairo_surface cairo_surface_t;
  97 struct CairoDeleter
  98 {
  99     void operator()(cairo_surface_t* pSurface) const;
 100 };
 101
 102 typedef std::unique_ptr<cairo_surface_t, CairoDeleter> UniqueCairoSurface;
 103
 104 sal_uInt16 GetKeyModCode(Qt::KeyboardModifiers eKeyModifiers);
 105 sal_uInt16 GetMouseModCode(Qt::MouseButtons eButtons);
 106
 107 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */