LibreOffice Module vcl (master)  1
Qt5Tools.hxx
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19 
20 #pragma once
21 
22 #include <QtCore/QPoint>
23 #include <QtCore/QRect>
24 #include <QtCore/QSize>
25 #include <QtCore/QString>
26 #include <QtGui/QImage>
27 
28 #include <rtl/string.hxx>
29 #include <rtl/ustring.hxx>
30 #include <tools/color.hxx>
31 #include <tools/gen.hxx>
32 
33 #include <com/sun/star/uno/Sequence.hxx>
34 #include <com/sun/star/datatransfer/dnd/DNDConstants.hpp>
35 
36 #include <memory>
37 
38 class Image;
39 class QImage;
40 
41 inline OUString toOUString(const QString& s)
42 {
43  // QString stores UTF16, just like OUString
44  return OUString(reinterpret_cast<const sal_Unicode*>(s.data()), s.length());
45 }
46 
47 inline QString toQString(const OUString& s)
48 {
49  return QString::fromUtf16(reinterpret_cast<ushort const*>(s.getStr()), s.getLength());
50 }
51 
52 inline QRect toQRect(const tools::Rectangle& rRect)
53 {
54  return QRect(rRect.Left(), rRect.Top(), rRect.GetWidth(), rRect.GetHeight());
55 }
56 
57 inline QRect toQRect(const tools::Rectangle& rRect, const qreal fScale)
58 {
59  return QRect(floor(rRect.Left() * fScale), floor(rRect.Top() * fScale),
60  ceil(rRect.GetWidth() * fScale), ceil(rRect.GetHeight() * fScale));
61 }
62 
63 inline QRect scaledQRect(const QRect& rRect, const qreal fScale)
64 {
65  return QRect(floor(rRect.x() * fScale), floor(rRect.y() * fScale), ceil(rRect.width() * fScale),
66  ceil(rRect.height() * fScale));
67 }
68 
69 inline tools::Rectangle toRectangle(const QRect& rRect)
70 {
71  return tools::Rectangle(rRect.left(), rRect.top(), rRect.right(), rRect.bottom());
72 }
73 
74 inline QSize toQSize(const Size& rSize) { return QSize(rSize.Width(), rSize.Height()); }
75 
76 inline Size toSize(const QSize& rSize) { return Size(rSize.width(), rSize.height()); }
77 
78 inline Point toPoint(const QPoint& rPoint) { return Point(rPoint.x(), rPoint.y()); }
79 
80 inline QColor toQColor(const Color& rColor)
81 {
82  return QColor(rColor.GetRed(), rColor.GetGreen(), rColor.GetBlue(),
83  255 - rColor.GetTransparency());
84 }
85 
86 Qt::DropActions toQtDropActions(sal_Int8 dragOperation);
87 sal_Int8 toVclDropActions(Qt::DropActions dragOperation);
88 sal_Int8 toVclDropAction(Qt::DropAction dragOperation);
89 Qt::DropAction getPreferredDropAction(sal_Int8 dragOperation);
90 
91 inline QList<int> toQList(const css::uno::Sequence<sal_Int32>& aSequence)
92 {
93  QList<int> aList;
94  for (sal_Int32 i : aSequence)
95  {
96  aList.append(i);
97  }
98  return aList;
99 }
100 
101 constexpr QImage::Format Qt5_DefaultFormat32 = QImage::Format_ARGB32;
102 
103 inline QImage::Format getBitFormat(sal_uInt16 nBitCount)
104 {
105  switch (nBitCount)
106  {
107  case 1:
108  return QImage::Format_Mono;
109  case 8:
110  return QImage::Format_Indexed8;
111  case 24:
112  return QImage::Format_RGB888;
113  case 32:
114  return Qt5_DefaultFormat32;
115  default:
116  std::abort();
117  break;
118  }
119  return QImage::Format_Invalid;
120 }
121 
122 inline sal_uInt16 getFormatBits(QImage::Format eFormat)
123 {
124  switch (eFormat)
125  {
126  case QImage::Format_Mono:
127  return 1;
128  case QImage::Format_Indexed8:
129  return 8;
130  case QImage::Format_RGB888:
131  return 24;
132  case Qt5_DefaultFormat32:
133  case QImage::Format_ARGB32_Premultiplied:
134  return 32;
135  default:
136  std::abort();
137  return 0;
138  }
139 }
140 
141 typedef struct _cairo_surface cairo_surface_t;
143 {
144  void operator()(cairo_surface_t* pSurface) const;
145 };
146 
147 typedef std::unique_ptr<cairo_surface_t, CairoDeleter> UniqueCairoSurface;
148 
149 sal_uInt16 GetKeyModCode(Qt::KeyboardModifiers eKeyModifiers);
150 sal_uInt16 GetMouseModCode(Qt::MouseButtons eButtons);
151 
152 QImage toQImage(const Image& rImage);
153 
154 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
long Width() const
long GetWidth() const
long GetHeight() const
sal_uInt8 GetRed() const
long Height() const
signed char sal_Int8
sal_uInt8 GetTransparency() const
sal_Int8 toVclDropActions(Qt::DropActions dragOperation)
sal_uInt16 GetKeyModCode(Qt::KeyboardModifiers eKeyModifiers)
sal_uInt16 getFormatBits(QImage::Format eFormat)
Definition: Qt5Tools.hxx:122
std::unique_ptr< cairo_surface_t, CairoDeleter > UniqueCairoSurface
Definition: Qt5Tools.hxx:147
void operator()(cairo_surface_t *pSurface) const
long Top() const
sal_uInt16 GetMouseModCode(Qt::MouseButtons eButtons)
sal_uInt8 GetBlue() const
Qt::DropActions toQtDropActions(sal_Int8 dragOperation)
int i
QRect toQRect(const tools::Rectangle &rRect)
Definition: Qt5Tools.hxx:52
constexpr QImage::Format Qt5_DefaultFormat32
Definition: Qt5Tools.hxx:101
OUString toOUString(const QString &s)
Definition: Qt5Tools.hxx:41
Size toSize(const QSize &rSize)
Definition: Qt5Tools.hxx:76
Point toPoint(const QPoint &rPoint)
Definition: Qt5Tools.hxx:78
sal_Int8 toVclDropAction(Qt::DropAction dragOperation)
QString toQString(const OUString &s)
Definition: Qt5Tools.hxx:47
QRect scaledQRect(const QRect &rRect, const qreal fScale)
Definition: Qt5Tools.hxx:63
sal_uInt8 GetGreen() const
Definition: image.hxx:40
Qt::DropAction getPreferredDropAction(sal_Int8 dragOperation)
long Left() const
QImage::Format getBitFormat(sal_uInt16 nBitCount)
Definition: Qt5Tools.hxx:103
QImage toQImage(const Image &rImage)
QList< int > toQList(const css::uno::Sequence< sal_Int32 > &aSequence)
Definition: Qt5Tools.hxx:91
struct _cairo_surface cairo_surface_t
Definition: svpgdi.hxx:71
QSize toQSize(const Size &rSize)
Definition: Qt5Tools.hxx:74
QColor toQColor(const Color &rColor)
Definition: Qt5Tools.hxx:80
tools::Rectangle toRectangle(const QRect &rRect)
Definition: Qt5Tools.hxx:69