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Diffstat (limited to 'src/gui/text/qtextoption.h')
| -rw-r--r-- | src/gui/text/qtextoption.h | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/src/gui/text/qtextoption.h b/src/gui/text/qtextoption.h new file mode 100644 index 0000000000..11c2d882cd --- /dev/null +++ b/src/gui/text/qtextoption.h @@ -0,0 +1,163 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** 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, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QTEXTOPTION_H +#define QTEXTOPTION_H + +#include <QtCore/qnamespace.h> +#include <QtCore/qchar.h> +#include <QtCore/qmetatype.h> + + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +template <typename T> class QList; +struct QTextOptionPrivate; + +class Q_GUI_EXPORT QTextOption +{ +public: + enum TabType { + LeftTab, + RightTab, + CenterTab, + DelimiterTab + }; + + struct Q_GUI_EXPORT Tab { + inline Tab() : position(80), type(QTextOption::LeftTab) { } + inline Tab(qreal pos, TabType tabType, QChar delim = QChar()) + : position(pos), type(tabType), delimiter(delim) {} + + inline bool operator==(const Tab &other) const { + return type == other.type + && qFuzzyCompare(position, other.position) + && delimiter == other.delimiter; + } + + inline bool operator!=(const Tab &other) const { + return !operator==(other); + } + + qreal position; + TabType type; + QChar delimiter; + }; + + QTextOption(); + QTextOption(Qt::Alignment alignment); + ~QTextOption(); + + QTextOption(const QTextOption &o); + QTextOption &operator=(const QTextOption &o); + + inline void setAlignment(Qt::Alignment alignment); + inline Qt::Alignment alignment() const { return Qt::Alignment(align); } + + inline void setTextDirection(Qt::LayoutDirection aDirection) { this->direction = aDirection; } + inline Qt::LayoutDirection textDirection() const { return Qt::LayoutDirection(direction); } + + enum WrapMode { + NoWrap, + WordWrap, + ManualWrap, + WrapAnywhere, + WrapAtWordBoundaryOrAnywhere + }; + inline void setWrapMode(WrapMode wrap) { wordWrap = wrap; } + inline WrapMode wrapMode() const { return static_cast<WrapMode>(wordWrap); } + + enum Flag { + ShowTabsAndSpaces = 0x1, + ShowLineAndParagraphSeparators = 0x2, + AddSpaceForLineAndParagraphSeparators = 0x4, + SuppressColors = 0x8, + IncludeTrailingSpaces = 0x80000000 + }; + Q_DECLARE_FLAGS(Flags, Flag) + inline void setFlags(Flags flags); + inline Flags flags() const { return Flags(f); } + + inline void setTabStop(qreal tabStop); + inline qreal tabStop() const { return tab; } + + void setTabArray(QList<qreal> tabStops); + QList<qreal> tabArray() const; + + void setTabs(QList<Tab> tabStops); + QList<Tab> tabs() const; + + void setUseDesignMetrics(bool b) { design = b; } + bool useDesignMetrics() const { return design; } + +private: + uint align : 8; + uint wordWrap : 4; + uint design : 1; + uint direction : 2; + uint unused : 18; + uint f; + qreal tab; + QTextOptionPrivate *d; +}; + +Q_DECLARE_OPERATORS_FOR_FLAGS(QTextOption::Flags) + +inline void QTextOption::setAlignment(Qt::Alignment aalignment) +{ align = aalignment; } + +inline void QTextOption::setFlags(Flags aflags) +{ f = aflags; } + +inline void QTextOption::setTabStop(qreal atabStop) +{ tab = atabStop; } + +QT_END_NAMESPACE + +Q_DECLARE_METATYPE( QTextOption::Tab ) + +QT_END_HEADER + +#endif // QTEXTOPTION_H |