| /**************************************************************************** |
| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
| ** Contact: http://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtGui module of the Qt Toolkit. |
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| ** $QT_BEGIN_LICENSE:LGPL21$ |
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| ****************************************************************************/ |
| |
| #include <QtCore/qglobal.h> |
| #include <QtCore/qpoint.h> |
| #include <QtCore/qstring.h> |
| #include <QtGui/qpolygon.h> |
| #include <QtCore/qstringbuilder.h> |
| |
| #ifndef QHEXSTRING_P_H |
| #define QHEXSTRING_P_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| QT_BEGIN_NAMESPACE |
| |
| // internal helper. Converts an integer value to an unique string token |
| template <typename T> |
| struct HexString |
| { |
| inline HexString(const T t) |
| : val(t) |
| {} |
| |
| inline void write(QChar *&dest) const |
| { |
| const ushort hexChars[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' }; |
| const char *c = reinterpret_cast<const char *>(&val); |
| for (uint i = 0; i < sizeof(T); ++i) { |
| *dest++ = hexChars[*c & 0xf]; |
| *dest++ = hexChars[(*c & 0xf0) >> 4]; |
| ++c; |
| } |
| } |
| const T val; |
| }; |
| |
| // specialization to enable fast concatenating of our string tokens to a string |
| template <typename T> |
| struct QConcatenable<HexString<T> > |
| { |
| typedef HexString<T> type; |
| enum { ExactSize = true }; |
| static int size(const HexString<T> &) { return sizeof(T) * 2; } |
| static inline void appendTo(const HexString<T> &str, QChar *&out) { str.write(out); } |
| typedef QString ConvertTo; |
| }; |
| |
| QT_END_NAMESPACE |
| |
| #endif // QHEXSTRING_P_H |