qt-everywhere-src-5.15.1/qtdeclarative/src/quick/util/qquicktextmetrics_p.h

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#ifndef QQUICKTEXTMETRICS_H
#define QQUICKTEXTMETRICS_H

//
//  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.
//

#include <qqml.h>

#include <QtGui/QFontMetricsF>
#include <QtCore/QObject>

QT_BEGIN_NAMESPACE

class QFont;

class Q_AUTOTEST_EXPORT QQuickTextMetrics : public QObject
{
    Q_OBJECT

    Q_PROPERTY(QFont font READ font WRITE setFont NOTIFY fontChanged FINAL)
    Q_PROPERTY(QString text READ text WRITE setText NOTIFY textChanged FINAL)
    Q_PROPERTY(qreal advanceWidth READ advanceWidth NOTIFY metricsChanged FINAL)
    Q_PROPERTY(QRectF boundingRect READ boundingRect NOTIFY metricsChanged FINAL)
    Q_PROPERTY(qreal width READ width NOTIFY metricsChanged FINAL)
    Q_PROPERTY(qreal height READ height NOTIFY metricsChanged FINAL)
    Q_PROPERTY(QRectF tightBoundingRect READ tightBoundingRect NOTIFY metricsChanged FINAL)
    Q_PROPERTY(QString elidedText READ elidedText NOTIFY metricsChanged FINAL)
    Q_PROPERTY(Qt::TextElideMode elide READ elide WRITE setElide NOTIFY elideChanged FINAL)
    Q_PROPERTY(qreal elideWidth READ elideWidth WRITE setElideWidth NOTIFY elideWidthChanged FINAL)
    QML_NAMED_ELEMENT(TextMetrics)
    QML_ADDED_IN_MINOR_VERSION(4)

public:
    explicit QQuickTextMetrics(QObject *parent = 0);
    ~QQuickTextMetrics();

    QFont font() const;
    void setFont(const QFont &font);

    QString text() const;
    void setText(const QString &text);

    Qt::TextElideMode elide() const;
    void setElide(Qt::TextElideMode elide);

    qreal elideWidth() const;
    void setElideWidth(qreal elideWidth);

    qreal advanceWidth() const;
    QRectF boundingRect() const;
    qreal width() const;
    qreal height() const;
    QRectF tightBoundingRect() const;
    QString elidedText() const;

Q_SIGNALS:
    void fontChanged();
    void textChanged();
    void elideChanged();
    void elideWidthChanged();
    void metricsChanged();

private:
    QString m_text;
    QFont m_font;
    QFontMetricsF m_metrics;
    Qt::TextElideMode m_elide;
    qreal m_elideWidth;
};

QT_END_NAMESPACE

QML_DECLARE_TYPE(QQuickTextMetrics)

#endif // QQUICKTEXTMETRICS_H