From d3cf11841763ab222ae0ca62468e83a695116514 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan-Arve=20S=C3=A6ther?= <jan-arve.saether@nokia.com>
Date: Tue, 1 Sep 2009 11:50:14 +0200
Subject: Add a benchmark for QGraphicsAnchorLayout.
---
.../qgraphicsanchorlayout.pro | 6 +
.../tst_qgraphicsanchorlayout.cpp | 197 +++++++++++++++++++++
2 files changed, 203 insertions(+)
create mode 100644 tests/benchmarks/qgraphicsanchorlayout/qgraphicsanchorlayout.pro
create mode 100644 tests/benchmarks/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp
diff --git a/tests/benchmarks/qgraphicsanchorlayout/qgraphicsanchorlayout.pro b/tests/benchmarks/qgraphicsanchorlayout/qgraphicsanchorlayout.pro
new file mode 100644
index 0000000..0d563b9
--- /dev/null
+++ b/tests/benchmarks/qgraphicsanchorlayout/qgraphicsanchorlayout.pro
@@ -0,0 +1,6 @@
+load(qttest_p4)
+TEMPLATE = app
+TARGET = tst_qgraphicsanchorlayout
+
+SOURCES += tst_qgraphicsanchorlayout.cpp
+
diff --git a/tests/benchmarks/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp b/tests/benchmarks/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp
new file mode 100644
index 0000000..e419bae
--- /dev/null
+++ b/tests/benchmarks/qgraphicsanchorlayout/tst_qgraphicsanchorlayout.cpp
@@ -0,0 +1,197 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtOpenGL module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest/QtTest>
+#include <QtGui/qgraphicsanchorlayout.h>
+#include <QtGui/qgraphicswidget.h>
+#include <QtGui/qgraphicsview.h>
+
+class tst_QGraphicsAnchorLayout : public QObject
+{
+ Q_OBJECT
+public:
+ tst_QGraphicsAnchorLayout() {}
+ ~tst_QGraphicsAnchorLayout() {}
+
+private slots:
+ void s60_hard_complex_data();
+ void s60_hard_complex();
+};
+
+
+class RectWidget : public QGraphicsWidget
+{
+public:
+ RectWidget(QGraphicsItem *parent = 0) : QGraphicsWidget(parent){}
+
+ void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
+ {
+ Q_UNUSED(option);
+ Q_UNUSED(widget);
+ painter->drawRoundRect(rect());
+ painter->drawLine(rect().topLeft(), rect().bottomRight());
+ painter->drawLine(rect().bottomLeft(), rect().topRight());
+ }
+};
+
+static QGraphicsWidget *createItem(const QSizeF &minimum = QSizeF(100.0, 100.0),
+ const QSizeF &preferred = QSize(150.0, 100.0),
+ const QSizeF &maximum = QSizeF(200.0, 100.0),
+ const QString &name = QString())
+{
+ QGraphicsWidget *w = new RectWidget;
+ w->setMinimumSize(minimum);
+ w->setPreferredSize(preferred);
+ w->setMaximumSize(maximum);
+ w->setData(0, name);
+ return w;
+}
+
+static void setAnchor(QGraphicsAnchorLayout *l,
+ QGraphicsLayoutItem *firstItem,
+ Qt::AnchorPoint firstEdge,
+ QGraphicsLayoutItem *secondItem,
+ Qt::AnchorPoint secondEdge,
+ qreal spacing)
+{
+ l->addAnchor(firstItem, firstEdge, secondItem, secondEdge);
+ l->setAnchorSpacing(firstItem, firstEdge, secondItem, secondEdge, spacing);
+}
+
+void tst_QGraphicsAnchorLayout::s60_hard_complex_data()
+{
+ QTest::addColumn<int>("whichSizeHint");
+ QTest::newRow("minimumSizeHint")
+ << int(Qt::MinimumSize);
+ QTest::newRow("preferredSizeHint")
+ << int(Qt::PreferredSize);
+ QTest::newRow("maximumSizeHint")
+ << int(Qt::MaximumSize);
+ // Add it as a reference to see how much overhead the body of effectiveSizeHint takes.
+ QTest::newRow("noSizeHint")
+ << -1;
+}
+
+void tst_QGraphicsAnchorLayout::s60_hard_complex()
+{
+ QFETCH(int, whichSizeHint);
+
+ // Test for "hard" complex case, taken from wiki
+ // https://cwiki.nokia.com/S60QTUI/AnchorLayoutComplexCases
+ QSizeF min(0, 10);
+ QSizeF pref(50, 10);
+ QSizeF max(100, 10);
+
+ QGraphicsWidget *a = createItem(min, pref, max, "a");
+ QGraphicsWidget *b = createItem(min, pref, max, "b");
+ QGraphicsWidget *c = createItem(min, pref, max, "c");
+ QGraphicsWidget *d = createItem(min, pref, max, "d");
+ QGraphicsWidget *e = createItem(min, pref, max, "e");
+ QGraphicsWidget *f = createItem(min, pref, max, "f");
+ QGraphicsWidget *g = createItem(min, pref, max, "g");
+
+ QGraphicsAnchorLayout *l = new QGraphicsAnchorLayout;
+ l->setContentsMargins(0, 0, 0, 0);
+
+ //<!-- Trunk -->
+ setAnchor(l, l, Qt::AnchorLeft, a, Qt::AnchorLeft, 10);
+ setAnchor(l, a, Qt::AnchorRight, b, Qt::AnchorLeft, 10);
+ setAnchor(l, b, Qt::AnchorRight, c, Qt::AnchorLeft, 10);
+ setAnchor(l, c, Qt::AnchorRight, d, Qt::AnchorLeft, 10);
+ setAnchor(l, d, Qt::AnchorRight, l, Qt::AnchorRight, 10);
+
+ //<!-- Above trunk -->
+ setAnchor(l, b, Qt::AnchorLeft, e, Qt::AnchorLeft, 10);
+ setAnchor(l, e, Qt::AnchorRight, d, Qt::AnchorLeft, 10);
+
+ //<!-- Below trunk -->
+ setAnchor(l, a, Qt::AnchorHorizontalCenter, g, Qt::AnchorLeft, 10);
+ setAnchor(l, g, Qt::AnchorRight, f, Qt::AnchorHorizontalCenter, 10);
+ setAnchor(l, c, Qt::AnchorLeft, f, Qt::AnchorLeft, 10);
+ setAnchor(l, f, Qt::AnchorRight, d, Qt::AnchorRight, 10);
+
+ //<!-- vertical is simpler -->
+ setAnchor(l, l, Qt::AnchorTop, e, Qt::AnchorTop, 0);
+ setAnchor(l, e, Qt::AnchorBottom, a, Qt::AnchorTop, 0);
+ setAnchor(l, e, Qt::AnchorBottom, b, Qt::AnchorTop, 0);
+ setAnchor(l, e, Qt::AnchorBottom, c, Qt::AnchorTop, 0);
+ setAnchor(l, e, Qt::AnchorBottom, d, Qt::AnchorTop, 0);
+ setAnchor(l, a, Qt::AnchorBottom, f, Qt::AnchorTop, 0);
+ setAnchor(l, a, Qt::AnchorBottom, b, Qt::AnchorBottom, 0);
+ setAnchor(l, a, Qt::AnchorBottom, c, Qt::AnchorBottom, 0);
+ setAnchor(l, a, Qt::AnchorBottom, d, Qt::AnchorBottom, 0);
+ setAnchor(l, f, Qt::AnchorBottom, g, Qt::AnchorTop, 0);
+ setAnchor(l, g, Qt::AnchorBottom, l, Qt::AnchorBottom, 0);
+
+ // It won't query the size hint if it already has a size set.
+ // If only one of the sizes is unset it will query sizeHint only of for that hint type.
+ l->setMinimumSize(60,40);
+ l->setPreferredSize(220,40);
+ l->setMaximumSize(240,40);
+
+ switch (whichSizeHint) {
+ case Qt::MinimumSize:
+ l->setMinimumSize(-1, -1);
+ break;
+ case Qt::PreferredSize:
+ l->setPreferredSize(-1, -1);
+ break;
+ case Qt::MaximumSize:
+ l->setMaximumSize(-1, -1);
+ break;
+ default:
+ break;
+ }
+
+ QSizeF sizeHint;
+ // warm up instruction cache
+ l->invalidate();
+ sizeHint = l->effectiveSizeHint((Qt::SizeHint)whichSizeHint);
+ // ...then measure...
+ QBENCHMARK {
+ l->invalidate();
+ sizeHint = l->effectiveSizeHint((Qt::SizeHint)whichSizeHint);
+ }
+}
+
+QTEST_MAIN(tst_QGraphicsAnchorLayout)
+
+#include "tst_qgraphicsanchorlayout.moc"
--
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