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