analyzer: merge valgrind based tool plugins

It is hard to imagine there is a real use case that someone wants one but
absolutely not the other.

Change-Id: I58bb57912f2edeacf2d5a24e3b2eb5a81262eabd
Reviewed-on: http://codereview.qt.nokia.com/66
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>

1 files changed, 107 insertions, 0 deletions

diff --git a/src/plugins/valgrind/callgrindtextmark.cpp b/src/plugins/valgrind/callgrindtextmark.cpp
new file mode 100644
index 0000000000..fa2c4e8aa6
--- /dev/null
+++ b/src/plugins/valgrind/callgrindtextmark.cpp
@@ -0,0 +1,107 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (info@qt.nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** 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.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at info@qt.nokia.com.
+**
+**************************************************************************/
+
+#include "callgrindtextmark.h"
+
+#include "callgrindhelper.h"
+
+#include <valgrind/callgrind/callgrinddatamodel.h>
+#include <valgrind/callgrind/callgrindfunction.h>
+
+#include <QtCore/QDebug>
+#include <QtGui/QPainter>
+
+#include <utils/qtcassert.h>
+
+using namespace Valgrind::Internal;
+using namespace Valgrind::Callgrind;
+
+CallgrindTextMark::CallgrindTextMark(const QPersistentModelIndex &index,
+                                     const QString &fileName, int lineNumber)
+    : m_modelIndex(index)
+{
+    setLocation(fileName, lineNumber);
+    setPriority(TextEditor::ITextMark::HighPriority);
+}
+
+void CallgrindTextMark::paint(QPainter *painter, const QRect &paintRect) const
+{
+    if (!m_modelIndex.isValid())
+        return;
+
+    bool ok;
+    qreal costs = m_modelIndex.data(RelativeTotalCostRole).toReal(&ok);
+    QTC_ASSERT(ok, return)
+    QTC_ASSERT(costs >= 0.0 && costs <= 100.0, return)
+
+    painter->save();
+
+    // set up
+    painter->setPen(Qt::black);
+
+    // draw bar
+    QRect fillRect = paintRect;
+    fillRect.setWidth(paintRect.width() * costs);
+    painter->fillRect(paintRect, Qt::white);
+    painter->fillRect(fillRect, CallgrindHelper::colorForCostRatio(costs));
+    painter->drawRect(paintRect);
+
+    // draw text
+    const QTextOption flags = Qt::AlignHCenter | Qt::AlignVCenter;
+    const QString text = CallgrindHelper::toPercent(costs * 100.0f);
+
+    // decrease font size if paint rect is too small (very unlikely, but may happen)
+    QFont font = painter->font();
+    QFontMetrics fm = font;
+    while (fm.boundingRect(text).width() > paintRect.width()) {
+        font.setPointSize(font.pointSize() - 1);
+        fm = font;
+    }
+    painter->setFont(font);
+
+    painter->drawText(paintRect, text, flags);
+
+    painter->restore();
+}
+
+const Function *CallgrindTextMark::function() const
+{
+    if (!m_modelIndex.isValid())
+        return 0;
+
+    return m_modelIndex.data(DataModel::FunctionRole).value<const Function *>();
+}
+
+double CallgrindTextMark::widthFactor() const
+{
+    return 4.0;
+}