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39
40#ifndef QPAGELAYOUT_H
41#define QPAGELAYOUT_H
42
43#include <QtGui/qtguiglobal.h>
44#include <QtCore/qsharedpointer.h>
45#include <QtCore/qstring.h>
46#include <QtCore/qmargins.h>
47
48#include <QtGui/qpagesize.h>
49
50QT_BEGIN_NAMESPACE
51
52class QPageLayoutPrivate;
53class QMarginsF;
54
55class Q_GUI_EXPORT QPageLayout
56{
57public:
58
59 // NOTE: Must keep in sync with QPageSize::Unit and QPrinter::Unit
60 enum Unit {
61 Millimeter,
62 Point,
63 Inch,
64 Pica,
65 Didot,
66 Cicero
67 };
68
69 // NOTE: Must keep in sync with QPrinter::Orientation
70 enum Orientation {
71 Portrait,
72 Landscape
73 };
74
75 enum Mode {
76 StandardMode, // Paint Rect includes margins
77 FullPageMode // Paint Rect excludes margins
78 };
79
80 QPageLayout();
81 QPageLayout(const QPageSize &pageSize, Orientation orientation,
82 const QMarginsF &margins, Unit units = Point,
83 const QMarginsF &minMargins = QMarginsF(0, 0, 0, 0));
84 QPageLayout(const QPageLayout &other);
85 QPageLayout &operator=(QPageLayout &&other) noexcept { swap(other); return *this; }
86 QPageLayout &operator=(const QPageLayout &other);
87 ~QPageLayout();
88
89 void swap(QPageLayout &other) noexcept { qSwap(value1&: d, value2&: other.d); }
90
91 friend Q_GUI_EXPORT bool operator==(const QPageLayout &lhs, const QPageLayout &rhs);
92 bool isEquivalentTo(const QPageLayout &other) const;
93
94 bool isValid() const;
95
96 void setMode(Mode mode);
97 Mode mode() const;
98
99 void setPageSize(const QPageSize &pageSize,
100 const QMarginsF &minMargins = QMarginsF(0, 0, 0, 0));
101 QPageSize pageSize() const;
102
103 void setOrientation(Orientation orientation);
104 Orientation orientation() const;
105
106 void setUnits(Unit units);
107 Unit units() const;
108
109 bool setMargins(const QMarginsF &margins);
110 bool setLeftMargin(qreal leftMargin);
111 bool setRightMargin(qreal rightMargin);
112 bool setTopMargin(qreal topMargin);
113 bool setBottomMargin(qreal bottomMargin);
114
115 QMarginsF margins() const;
116 QMarginsF margins(Unit units) const;
117 QMargins marginsPoints() const;
118 QMargins marginsPixels(int resolution) const;
119
120 void setMinimumMargins(const QMarginsF &minMargins);
121 QMarginsF minimumMargins() const;
122 QMarginsF maximumMargins() const;
123
124 QRectF fullRect() const;
125 QRectF fullRect(Unit units) const;
126 QRect fullRectPoints() const;
127 QRect fullRectPixels(int resolution) const;
128
129 QRectF paintRect() const;
130 QRectF paintRect(Unit units) const;
131 QRect paintRectPoints() const;
132 QRect paintRectPixels(int resolution) const;
133
134private:
135 friend class QPageLayoutPrivate;
136 QExplicitlySharedDataPointer<QPageLayoutPrivate> d;
137};
138
139Q_DECLARE_SHARED(QPageLayout)
140
141Q_GUI_EXPORT bool operator==(const QPageLayout &lhs, const QPageLayout &rhs);
142inline bool operator!=(const QPageLayout &lhs, const QPageLayout &rhs)
143{ return !operator==(lhs, rhs); }
144
145#ifndef QT_NO_DEBUG_STREAM
146Q_GUI_EXPORT QDebug operator<<(QDebug dbg, const QPageLayout &pageLayout);
147#endif
148
149QT_END_NAMESPACE
150
151Q_DECLARE_METATYPE(QPageLayout)
152Q_DECLARE_METATYPE(QPageLayout::Unit)
153Q_DECLARE_METATYPE(QPageLayout::Orientation)
154
155#endif // QPAGELAYOUT_H
156

source code of qtbase/src/gui/painting/qpagelayout.h