forked from qt-creator/qt-creator
473a741c9f
More in line with QFileInfo terminonlogy which appears to be best-of-breed within Qt. Change-Id: I1d051ff1c8363ebd4ee56376451df45216c4c9ab Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>
100 lines
3.2 KiB
C++
100 lines
3.2 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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****************************************************************************/
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#include "callgrindtextmark.h"
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#include "callgrindhelper.h"
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#include "callgrind/callgrinddatamodel.h"
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#include "callgrind/callgrindfunction.h"
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#include <QDebug>
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#include <QPainter>
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#include <utils/qtcassert.h>
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using namespace Utils;
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using namespace Valgrind::Internal;
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using namespace Valgrind::Callgrind;
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namespace Constants { const char CALLGRIND_TEXT_MARK_CATEGORY[] = "Callgrind.Textmark"; }
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CallgrindTextMark::CallgrindTextMark(const QPersistentModelIndex &index,
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const FilePath &fileName, int lineNumber)
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: TextEditor::TextMark(fileName, lineNumber, Constants::CALLGRIND_TEXT_MARK_CATEGORY, 4.0)
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, m_modelIndex(index)
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{
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setPriority(TextEditor::TextMark::HighPriority);
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}
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void CallgrindTextMark::paintIcon(QPainter *painter, const QRect &paintRect) const
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{
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if (!m_modelIndex.isValid())
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return;
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bool ok;
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qreal costs = m_modelIndex.data(RelativeTotalCostRole).toReal(&ok);
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QTC_ASSERT(ok, return);
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QTC_ASSERT(costs >= 0.0 && costs <= 100.0, return);
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painter->save();
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// set up
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painter->setPen(Qt::black);
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// draw bar
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QRect fillRect = paintRect;
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fillRect.setWidth(paintRect.width() * costs);
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painter->fillRect(paintRect, Qt::white);
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painter->fillRect(fillRect, CallgrindHelper::colorForCostRatio(costs));
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painter->drawRect(paintRect);
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// draw text
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const QTextOption flags = Qt::AlignHCenter | Qt::AlignVCenter;
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const QString text = CallgrindHelper::toPercent(costs * 100.0f);
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// decrease font size if paint rect is too small (very unlikely, but may happen)
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QFont font = painter->font();
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QFontMetrics fm = QFontMetrics(font);
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while (fm.boundingRect(text).width() > paintRect.width()) {
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font.setPointSize(font.pointSize() - 1);
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fm = QFontMetrics(font);
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}
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painter->setFont(font);
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painter->drawText(paintRect, text, flags);
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painter->restore();
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}
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const Function *CallgrindTextMark::function() const
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{
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if (!m_modelIndex.isValid())
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return nullptr;
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return m_modelIndex.data(DataModel::FunctionRole).value<const Function *>();
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}
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