forked from qt-creator/qt-creator
ab2a0d74de
Also adding a color for each category. Change-Id: I3627d13913951a95804b5a816f087a822c01bd86 Reviewed-by: Orgad Shaneh <orgads@gmail.com> Reviewed-by: Eike Ziller <eike.ziller@theqtcompany.com>
105 lines
3.5 KiB
C++
105 lines
3.5 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://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 and
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** conditions see http://www.qt.io/terms-conditions. For further information
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** use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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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 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 QString &fileName, int lineNumber)
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: TextEditor::TextMark(fileName, lineNumber, Constants::CALLGRIND_TEXT_MARK_CATEGORY)
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, m_modelIndex(index)
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{
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setPriority(TextEditor::TextMark::HighPriority);
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setWidthFactor(4.0);
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}
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void CallgrindTextMark::paint(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 0;
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return m_modelIndex.data(DataModel::FunctionRole).value<const Function *>();
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}
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