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Diffstat (limited to 'libraries/iconfix/internal/qhexstring_p.h')
-rw-r--r-- | libraries/iconfix/internal/qhexstring_p.h | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/libraries/iconfix/internal/qhexstring_p.h b/libraries/iconfix/internal/qhexstring_p.h new file mode 100644 index 00000000..f01b4cdd --- /dev/null +++ b/libraries/iconfix/internal/qhexstring_p.h @@ -0,0 +1,100 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtCore/qglobal.h> +#include <QtCore/qpoint.h> +#include <QtCore/qstring.h> +#include <QtGui/qpolygon.h> +#include <QtCore/qstringbuilder.h> + +#pragma once + +// +// 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. +// + +// 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; +}; |