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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "glyphruninspector.h"
#include "singleglyphrun.h"
#include <QTextLayout>
#include <QtWidgets>
GlyphRunInspector::GlyphRunInspector(QWidget *parent)
: QWidget{parent}
{
QHBoxLayout *layout = new QHBoxLayout(this);
m_tabWidget = new QTabWidget;
layout->addWidget(m_tabWidget);
connect(m_tabWidget,
&QTabWidget::currentChanged,
this,
&GlyphRunInspector::updateVisualizationForTab);
}
void GlyphRunInspector::updateVisualizationForTab()
{
int currentTab = m_tabWidget->currentIndex();
SingleGlyphRun *gr = currentTab >= 0 && currentTab < m_content.size() ? m_content.at(currentTab) : nullptr;
if (gr != nullptr)
emit updateBounds(gr->bounds());
}
void GlyphRunInspector::updateLayout(QTextLayout *layout, int start, int length)
{
QList<QGlyphRun> glyphRuns = layout->glyphRuns(start, length, QTextLayout::RetrieveAll);
m_tabWidget->clear();
qDeleteAll(m_content);
m_content.clear();
for (int i = 0; i < glyphRuns.size(); ++i) {
SingleGlyphRun *w = new SingleGlyphRun(m_tabWidget);
w->updateGlyphRun(glyphRuns.at(i));
m_tabWidget->addTab(w, QStringLiteral("%1").arg(glyphRuns.at(i).rawFont().familyName()));
m_content.append(w);
}
updateVisualizationForTab();
}
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