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39
40#ifndef QQUICKTEXTMETRICS_H
41#define QQUICKTEXTMETRICS_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <qqml.h>
55
56#include <QtGui/QFontMetricsF>
57#include <QtCore/QObject>
58
59QT_BEGIN_NAMESPACE
60
61class QFont;
62
63class Q_AUTOTEST_EXPORT QQuickTextMetrics : public QObject
64{
65 Q_OBJECT
66
67 Q_PROPERTY(QFont font READ font WRITE setFont NOTIFY fontChanged FINAL)
68 Q_PROPERTY(QString text READ text WRITE setText NOTIFY textChanged FINAL)
69 Q_PROPERTY(qreal advanceWidth READ advanceWidth NOTIFY metricsChanged FINAL)
70 Q_PROPERTY(QRectF boundingRect READ boundingRect NOTIFY metricsChanged FINAL)
71 Q_PROPERTY(qreal width READ width NOTIFY metricsChanged FINAL)
72 Q_PROPERTY(qreal height READ height NOTIFY metricsChanged FINAL)
73 Q_PROPERTY(QRectF tightBoundingRect READ tightBoundingRect NOTIFY metricsChanged FINAL)
74 Q_PROPERTY(QString elidedText READ elidedText NOTIFY metricsChanged FINAL)
75 Q_PROPERTY(Qt::TextElideMode elide READ elide WRITE setElide NOTIFY elideChanged FINAL)
76 Q_PROPERTY(qreal elideWidth READ elideWidth WRITE setElideWidth NOTIFY elideWidthChanged FINAL)
77 QML_NAMED_ELEMENT(TextMetrics)
78 QML_ADDED_IN_MINOR_VERSION(4)
79
80public:
81 explicit QQuickTextMetrics(QObject *parent = 0);
82 ~QQuickTextMetrics();
83
84 QFont font() const;
85 void setFont(const QFont &font);
86
87 QString text() const;
88 void setText(const QString &text);
89
90 Qt::TextElideMode elide() const;
91 void setElide(Qt::TextElideMode elide);
92
93 qreal elideWidth() const;
94 void setElideWidth(qreal elideWidth);
95
96 qreal advanceWidth() const;
97 QRectF boundingRect() const;
98 qreal width() const;
99 qreal height() const;
100 QRectF tightBoundingRect() const;
101 QString elidedText() const;
102
103Q_SIGNALS:
104 void fontChanged();
105 void textChanged();
106 void elideChanged();
107 void elideWidthChanged();
108 void metricsChanged();
109
110private:
111 QString m_text;
112 QFont m_font;
113 QFontMetricsF m_metrics;
114 Qt::TextElideMode m_elide;
115 qreal m_elideWidth;
116};
117
118QT_END_NAMESPACE
119
120QML_DECLARE_TYPE(QQuickTextMetrics)
121
122#endif // QQUICKTEXTMETRICS_H
123

source code of qtdeclarative/src/quick/util/qquicktextmetrics_p.h