Coverage Report

Created: 2025-09-27 07:50

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/src/qtbase/src/gui/text/qstatictext_p.h
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/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL3 included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 2.0 or (at your option) the GNU General
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** Public license version 3 or any later version approved by the KDE Free
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** Qt Foundation. The licenses are as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-2.0.html and
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** https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QSTATICTEXT_P_H
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#define QSTATICTEXT_P_H
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//
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//  W A R N I N G
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//  -------------
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//
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// This file is not part of the Qt API.  It exists for the convenience
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// of internal files.  This header file may change from version to version
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// without notice, or even be removed.
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//
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// We mean it.
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//
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#include <QtGui/private/qtguiglobal_p.h>
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#include "qstatictext.h"
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#include <private/qtextureglyphcache_p.h>
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#include <QtGui/qcolor.h>
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QT_BEGIN_NAMESPACE
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// ### Qt 6: Unexport again, if QOpenGLStaticTextUserData (the one from QtOpenGL) is gone by then
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class Q_GUI_EXPORT QStaticTextUserData
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{
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public:
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    enum Type {
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        NoUserData,
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        OpenGLUserData
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    };
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    QStaticTextUserData(Type t) : ref(0), type(t) {}
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    virtual ~QStaticTextUserData();
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    QAtomicInt ref;
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    Type type;
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};
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class Q_GUI_EXPORT QStaticTextItem
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{
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public:
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    QStaticTextItem() : useBackendOptimizations(false),
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                        userDataNeedsUpdate(0), usesRawFont(0),
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                        m_fontEngine(nullptr), m_userData(nullptr) {}
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    void setUserData(QStaticTextUserData *newUserData)
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    {
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        m_userData = newUserData;
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    }
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    QStaticTextUserData *userData() const { return m_userData.data(); }
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    void setFontEngine(QFontEngine *fe)
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    {
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        m_fontEngine = fe;
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    }
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    QFontEngine *fontEngine() const { return m_fontEngine.data(); }
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    union {
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        QFixedPoint *glyphPositions;             // 8 bytes per glyph
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        int positionOffset;
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    };
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    union {
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        glyph_t *glyphs;                         // 4 bytes per glyph
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        int glyphOffset;
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    };
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                                                 // =================
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                                                 // 12 bytes per glyph
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                                                 // 8 bytes for pointers
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    int numGlyphs;                               // 4 bytes per item
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    QFont font;                                  // 8 bytes per item
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    QColor color;                                // 10 bytes per item
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    char useBackendOptimizations : 1;            // 1 byte per item
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    char userDataNeedsUpdate : 1;                //
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    char usesRawFont : 1;                        //
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private: // private to avoid abuse
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    QExplicitlySharedDataPointer<QFontEngine> m_fontEngine;       // 4 bytes per item
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    QExplicitlySharedDataPointer<QStaticTextUserData> m_userData; // 8 bytes per item
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                                                                  // ================
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                                                                  // 43 bytes per item
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};
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Q_DECLARE_TYPEINFO(QStaticTextItem, Q_MOVABLE_TYPE);
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class QStaticText;
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class Q_AUTOTEST_EXPORT QStaticTextPrivate
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{
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public:
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    QStaticTextPrivate();
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    QStaticTextPrivate(const QStaticTextPrivate &other);
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    ~QStaticTextPrivate();
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    void init();
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    void paintText(const QPointF &pos, QPainter *p, const QColor &pen);
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    void invalidate()
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    {
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        needsRelayout = true;
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    }
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    QAtomicInt ref;                      // 4 bytes per text
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    QString text;                        // 4 bytes per text
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    QFont font;                          // 8 bytes per text
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    qreal textWidth;                     // 8 bytes per text
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    QSizeF actualSize;                   // 16 bytes per text
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    QPointF position;                    // 16 bytes per text
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    QTransform matrix;                   // 80 bytes per text
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    QStaticTextItem *items;              // 4 bytes per text
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    int itemCount;                       // 4 bytes per text
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    glyph_t *glyphPool;                  // 4 bytes per text
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    QFixedPoint *positionPool;           // 4 bytes per text
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    QTextOption textOption;              // 28 bytes per text
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    unsigned char needsRelayout            : 1; // 1 byte per text
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    unsigned char useBackendOptimizations  : 1;
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    unsigned char textFormat               : 2;
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    unsigned char untransformedCoordinates : 1;
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                                         // ================
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                                         // 191 bytes per text
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    static QStaticTextPrivate *get(const QStaticText *q);
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};
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QT_END_NAMESPACE
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#endif // QSTATICTEXT_P_H