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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "refactoroverlay.h"
#include "textdocumentlayout.h"
#include "texteditor.h"
#include <utils/algorithm.h>
#include <utils/utilsicons.h>
#include <QPainter>
#include <QDebug>
namespace TextEditor {
RefactorOverlay::RefactorOverlay(TextEditor::TextEditorWidget *editor) :
QObject(editor),
m_editor(editor),
m_maxWidth(0),
m_icon(Utils::Icons::CODEMODEL_FIXIT.icon())
{
}
void RefactorOverlay::paint(QPainter *painter, const QRect &clip)
{
m_maxWidth = 0;
for (auto &marker : qAsConst(m_markers)) {
paintMarker(marker, painter, clip);
}
if (auto documentLayout = qobject_cast<TextDocumentLayout*>(m_editor->document()->documentLayout()))
documentLayout->setRequiredWidth(m_maxWidth);
}
RefactorMarker RefactorOverlay::markerAt(const QPoint &pos) const
{
for (const auto &marker : m_markers) {
if (marker.rect.contains(pos))
return marker;
}
return RefactorMarker();
}
void RefactorOverlay::paintMarker(const RefactorMarker& marker, QPainter *painter, const QRect &clip)
{
if (!marker.cursor.block().isVisible())
return; // block containing marker not visible
const QPointF offset = m_editor->contentOffset();
const QRectF geometry = m_editor->blockBoundingGeometry(marker.cursor.block()).translated(offset);
if (geometry.top() > clip.bottom() + 10 || geometry.bottom() < clip.top() - 10)
return; // marker not visible
const QTextCursor cursor = marker.cursor;
const QRect cursorRect = m_editor->cursorRect(cursor);
QIcon icon = marker.icon;
if (icon.isNull())
icon = m_icon;
const qreal devicePixelRatio = painter->device()->devicePixelRatio();
const QSize proposedIconSize =
QSize(m_editor->fontMetrics().horizontalAdvance(QLatin1Char(' ')) + 3,
cursorRect.height()) * devicePixelRatio;
const QSize actualIconSize = icon.actualSize(proposedIconSize);
const int y = cursorRect.top() + ((cursorRect.height() - actualIconSize.height()) / 2);
const int x = cursorRect.right();
marker.rect = QRect(x, y, actualIconSize.width(), actualIconSize.height());
icon.paint(painter, marker.rect);
m_maxWidth = qMax(m_maxWidth, x + actualIconSize.width() - int(offset.x()));
}
RefactorMarkers RefactorMarker::filterOutType(const RefactorMarkers &markers, const Utils::Id &type)
{
return Utils::filtered(markers, [type](const RefactorMarker &marker) {
return marker.type != type;
});
}
} // namespace TextEditor
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