| 1 | // Copyright (C) 2021 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #ifndef QQUICKTEXTMETRICS_H |
| 5 | #define QQUICKTEXTMETRICS_H |
| 6 | |
| 7 | // |
| 8 | // W A R N I N G |
| 9 | // ------------- |
| 10 | // |
| 11 | // This file is not part of the Qt API. It exists purely as an |
| 12 | // implementation detail. This header file may change from version to |
| 13 | // version without notice, or even be removed. |
| 14 | // |
| 15 | // We mean it. |
| 16 | // |
| 17 | |
| 18 | #include <private/qtquickglobal_p.h> |
| 19 | #include <private/qquicktext_p.h> |
| 20 | |
| 21 | #include <QtCore/qobject.h> |
| 22 | |
| 23 | #include <QtGui/qfontmetrics.h> |
| 24 | |
| 25 | #include <QtQml/qqml.h> |
| 26 | |
| 27 | QT_BEGIN_NAMESPACE |
| 28 | |
| 29 | class QFont; |
| 30 | |
| 31 | class Q_QUICK_EXPORT QQuickTextMetrics : public QObject |
| 32 | { |
| 33 | Q_OBJECT |
| 34 | |
| 35 | Q_PROPERTY(QFont font READ font WRITE setFont NOTIFY fontChanged FINAL) |
| 36 | Q_PROPERTY(QString text READ text WRITE setText NOTIFY textChanged FINAL) |
| 37 | Q_PROPERTY(qreal advanceWidth READ advanceWidth NOTIFY metricsChanged FINAL) |
| 38 | Q_PROPERTY(QRectF boundingRect READ boundingRect NOTIFY metricsChanged FINAL) |
| 39 | Q_PROPERTY(qreal width READ width NOTIFY metricsChanged FINAL) |
| 40 | Q_PROPERTY(qreal height READ height NOTIFY metricsChanged FINAL) |
| 41 | Q_PROPERTY(QRectF tightBoundingRect READ tightBoundingRect NOTIFY metricsChanged FINAL) |
| 42 | Q_PROPERTY(QString elidedText READ elidedText NOTIFY metricsChanged FINAL) |
| 43 | Q_PROPERTY(Qt::TextElideMode elide READ elide WRITE setElide NOTIFY elideChanged FINAL) |
| 44 | Q_PROPERTY(qreal elideWidth READ elideWidth WRITE setElideWidth NOTIFY elideWidthChanged FINAL) |
| 45 | Q_PROPERTY(QQuickText::RenderType renderType READ renderType WRITE setRenderType |
| 46 | NOTIFY renderTypeChanged) |
| 47 | QML_NAMED_ELEMENT(TextMetrics) |
| 48 | QML_ADDED_IN_VERSION(2, 4) |
| 49 | |
| 50 | public: |
| 51 | explicit QQuickTextMetrics(QObject *parent = nullptr); |
| 52 | |
| 53 | QFont font() const; |
| 54 | void setFont(const QFont &font); |
| 55 | |
| 56 | QString text() const; |
| 57 | void setText(const QString &text); |
| 58 | |
| 59 | Qt::TextElideMode elide() const; |
| 60 | void setElide(Qt::TextElideMode elide); |
| 61 | |
| 62 | qreal elideWidth() const; |
| 63 | void setElideWidth(qreal elideWidth); |
| 64 | |
| 65 | qreal advanceWidth() const; |
| 66 | QRectF boundingRect() const; |
| 67 | qreal width() const; |
| 68 | qreal height() const; |
| 69 | QRectF tightBoundingRect() const; |
| 70 | QString elidedText() const; |
| 71 | |
| 72 | QQuickText::RenderType renderType() const; |
| 73 | void setRenderType(QQuickText::RenderType renderType); |
| 74 | |
| 75 | Q_SIGNALS: |
| 76 | void fontChanged(); |
| 77 | void textChanged(); |
| 78 | void elideChanged(); |
| 79 | void elideWidthChanged(); |
| 80 | void metricsChanged(); |
| 81 | void renderTypeChanged(); |
| 82 | |
| 83 | private: |
| 84 | QString m_text; |
| 85 | QFont m_font; |
| 86 | QFontMetricsF m_metrics; |
| 87 | Qt::TextElideMode m_elide; |
| 88 | qreal m_elideWidth; |
| 89 | QQuickText::RenderType m_renderType; |
| 90 | }; |
| 91 | |
| 92 | QT_END_NAMESPACE |
| 93 | |
| 94 | #endif // QQUICKTEXTMETRICS_H |
| 95 |