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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "refactoroverlay.h"
#include "basetextdocumentlayout.h"
#include "basetexteditor.h"
#include <QtGui/QPainter>
#include <QtGui/QTextBlock>
#include <QtCore/QDebug>
namespace TextEditor {
RefactorOverlay::RefactorOverlay(TextEditor::BaseTextEditorWidget *editor) :
QObject(editor),
m_editor(editor),
m_maxWidth(0),
m_icon(QLatin1String(":/texteditor/images/refactormarker.png"))
{
}
void RefactorOverlay::paint(QPainter *painter, const QRect &clip)
{
m_maxWidth = 0;
for (int i = 0; i < m_markers.size(); ++i) {
paintMarker(m_markers.at(i), painter, clip);
}
if (BaseTextDocumentLayout *documentLayout = qobject_cast<BaseTextDocumentLayout*>(m_editor->document()->documentLayout())) {
documentLayout->setRequiredWidth(m_maxWidth);
}
}
RefactorMarker RefactorOverlay::markerAt(const QPoint &pos) const
{
QPointF offset = m_editor->contentOffset();
foreach(const RefactorMarker &marker, m_markers) {
if (marker.rect.translated(offset.toPoint()).contains(pos))
return marker;
}
return RefactorMarker();
}
void RefactorOverlay::paintMarker(const RefactorMarker& marker, QPainter *painter, const QRect &clip)
{
QPointF offset = m_editor->contentOffset();
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
QTextCursor cursor = marker.cursor;
QRect r = m_editor->cursorRect(cursor);
QIcon icon = marker.icon;
if (icon.isNull())
icon = m_icon;
QSize sz = icon.actualSize(QSize(m_editor->fontMetrics().width(QLatin1Char(' '))+2, r.height()));
int x = r.right();
marker.rect = QRect(x, r.top(), sz.width(), sz.height());
icon.paint(painter, marker.rect);
m_maxWidth = qMax((qreal)m_maxWidth, x + sz.width() - offset.x());
}
} // namespace TextEditor
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