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39 
40 #ifndef QTEXTOPTION_H
41 #define QTEXTOPTION_H
42 
43 #include <QtGui/qtguiglobal.h>
44 #include <QtCore/qnamespace.h>
45 #include <QtCore/qchar.h>
46 #include <QtCore/qmetatype.h>
47 
48 
49 QT_BEGIN_NAMESPACE
50 
51 
52 template <typename T> class QList;
53 struct QTextOptionPrivate;
54 
55 class Q_GUI_EXPORT QTextOption
56 {
57 public:
58     enum TabType {
59         LeftTab,
60         RightTab,
61         CenterTab,
62         DelimiterTab
63     };
64 
65     struct Q_GUI_EXPORT Tab {
TabTab66         inline Tab() : position(80), type(QTextOption::LeftTab) { }
67         inline Tab(qreal pos, TabType tabType, QChar delim = QChar())
positionTab68             : position(pos), type(tabType), delimiter(delim) {}
69 
70         inline bool operator==(const Tab &other) const {
71             return type == other.type
72                    && qFuzzyCompare(position, other.position)
73                    && delimiter == other.delimiter;
74         }
75 
76         inline bool operator!=(const Tab &other) const {
77             return !operator==(other);
78         }
79 
80         qreal position;
81         TabType type;
82         QChar delimiter;
83     };
84 
85     QTextOption();
86     /*implicit*/ QTextOption(Qt::Alignment alignment);
87     ~QTextOption();
88 
89     QTextOption(const QTextOption &o);
90     QTextOption &operator=(const QTextOption &o);
91 
92     inline void setAlignment(Qt::Alignment alignment);
alignment()93     inline Qt::Alignment alignment() const { return Qt::Alignment(align); }
94 
setTextDirection(Qt::LayoutDirection aDirection)95     inline void setTextDirection(Qt::LayoutDirection aDirection) { this->direction = aDirection; }
textDirection()96     inline Qt::LayoutDirection textDirection() const { return Qt::LayoutDirection(direction); }
97 
98     enum WrapMode {
99         NoWrap,
100         WordWrap,
101         ManualWrap,
102         WrapAnywhere,
103         WrapAtWordBoundaryOrAnywhere
104     };
setWrapMode(WrapMode wrap)105     inline void setWrapMode(WrapMode wrap) { wordWrap = wrap; }
wrapMode()106     inline WrapMode wrapMode() const { return static_cast<WrapMode>(wordWrap); }
107 
108     enum Flag {
109         ShowTabsAndSpaces = 0x1,
110         ShowLineAndParagraphSeparators = 0x2,
111         AddSpaceForLineAndParagraphSeparators = 0x4,
112         SuppressColors = 0x8,
113         ShowDocumentTerminator = 0x10,
114         IncludeTrailingSpaces = 0x80000000
115     };
116     Q_DECLARE_FLAGS(Flags, Flag)
117     inline void setFlags(Flags flags);
flags()118     inline Flags flags() const { return Flags(f); }
119 
120 #if QT_DEPRECATED_SINCE(5, 10)
121     QT_DEPRECATED inline void setTabStop(qreal tabStop);
tabStop()122     QT_DEPRECATED inline qreal tabStop() const { return tabStopDistance(); }
123 #endif
124 
125     inline void setTabStopDistance(qreal tabStopDistance);
tabStopDistance()126     inline qreal tabStopDistance() const { return tab; }
127 
128     void setTabArray(const QList<qreal> &tabStops);
129     QList<qreal> tabArray() const;
130 
131     void setTabs(const QList<Tab> &tabStops);
132     QList<Tab> tabs() const;
133 
setUseDesignMetrics(bool b)134     void setUseDesignMetrics(bool b) { design = b; }
useDesignMetrics()135     bool useDesignMetrics() const { return design; }
136 
137 private:
138     uint align : 8;
139     uint wordWrap : 4;
140     uint design : 1;
141     uint direction : 2;
142     uint unused : 17;
143     uint unused2; // ### Qt 6: remove unnecessary, extra 32 bits
144     uint f;
145     qreal tab;
146     QTextOptionPrivate *d;
147 };
148 
Q_DECLARE_OPERATORS_FOR_FLAGS(QTextOption::Flags)149 Q_DECLARE_OPERATORS_FOR_FLAGS(QTextOption::Flags)
150 
151 inline void QTextOption::setAlignment(Qt::Alignment aalignment)
152 { align = aalignment; }
153 
setFlags(Flags aflags)154 inline void QTextOption::setFlags(Flags aflags)
155 { f = aflags; }
156 
157 #if QT_DEPRECATED_SINCE(5, 10)
setTabStop(qreal atabStop)158 inline void QTextOption::setTabStop(qreal atabStop)
159 { setTabStopDistance(atabStop); }
160 #endif
161 
setTabStopDistance(qreal atabStop)162 inline void QTextOption::setTabStopDistance(qreal atabStop)
163 { tab = atabStop; }
164 
165 QT_END_NAMESPACE
166 
167 Q_DECLARE_METATYPE( QTextOption::Tab )
168 
169 #endif // QTEXTOPTION_H
170