qt 6.5.1 original

tests/auto/gui/text/qtextscriptengine/CMakeLists.txt

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+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+#####################################################################
+## tst_qtextscriptengine Test:
+#####################################################################
+
+qt_internal_add_test(tst_qtextscriptengine
+    SOURCES
+        tst_qtextscriptengine.cpp
+    LIBRARIES
+        Qt::CorePrivate
+        Qt::Gui
+        Qt::GuiPrivate
+)

tests/auto/gui/text/qtextscriptengine/generate/CMakeLists.txt

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+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: BSD-3-Clause
+
+#####################################################################
+## generate Binary:
+#####################################################################
+
+qt_internal_add_executable(generate
+    GUI
+    SOURCES
+        main.cpp
+    INCLUDE_DIRECTORIES
+        /usr/include/freetype2
+    LIBRARIES
+        Qt::CorePrivate
+        Qt::Gui
+)

tests/auto/gui/text/qtextscriptengine/generate/main.cpp

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+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+
+#include <QApplication>
+#include <QTextEdit>
+#include <QLineEdit>
+#include <QVBoxLayout>
+#include <QFontDialog>
+#include <QPushButton>
+
+#define private public
+#include <qfont.h>
+#include <private/qtextengine_p.h>
+#include <private/qfontengine_p.h>
+#include <qtextlayout.h>
+#undef private
+
+
+class MyEdit : public QTextEdit {
+    Q_OBJECT
+public:
+    MyEdit(QWidget *p) : QTextEdit(p) { setReadOnly(true); }
+public slots:
+    void setText(const QString &str);
+    void changeFont();
+public:
+    QLineEdit *lineEdit;
+};
+
+void MyEdit::setText(const QString &str)
+{
+    if (str.isEmpty()) {
+        clear();
+        return;
+    }
+    QTextLayout layout(str, lineEdit->font());
+    QTextEngine *e = layout.d;
+    e->itemize();
+    e->shape(0);
+
+    QString result;
+    result = "Using font '" + e->fontEngine(e->layoutData->items[0])->fontDef.family + "'\n\n";
+
+    result += "{ { ";
+    for (int i = 0; i < str.length(); ++i)
+        result += "0x" + QString::number(str.at(i).unicode(), 16) + ", ";
+    result += "0x0 },\n  { ";
+    for (int i = 0; i < e->layoutData->items[0].num_glyphs; ++i)
+        result += "0x" + QString::number(e->layoutData->glyphLayout.glyphs[i], 16) + ", ";
+    result += "0x0 } }";
+
+    setPlainText(result);
+}
+
+void MyEdit::changeFont()
+{
+    bool ok;
+    QFont f = QFontDialog::getFont(&ok, lineEdit->font(), topLevelWidget());
+    if (ok)
+        lineEdit->setFont(f);
+}
+
+int main(int argc,  char **argv)
+{
+    QApplication a(argc, argv);
+
+    QWidget *mw = new QWidget(0);
+    QVBoxLayout *l = new QVBoxLayout(mw);
+
+    QLineEdit *le = new QLineEdit(mw);
+    l->addWidget(le);
+
+    MyEdit *view = new MyEdit(mw);
+    view->lineEdit = le;
+    l->addWidget(view);
+
+    QPushButton *button = new QPushButton("Change Font", mw);
+    l->addWidget(button);
+
+    QObject::connect(le, SIGNAL(textChanged(QString)), view, SLOT(setText(QString)));
+    QObject::connect(button, SIGNAL(clicked()), view, SLOT(changeFont()));
+
+    mw->resize(500, 300);
+    mw->show();
+
+    return a.exec();
+}
+
+
+#include <main.moc>