1 files changed, 348 insertions, 0 deletions
diff --git a/tests/benchmarks/gui/graphicsview/functional/GraphicsViewBenchmark/widgets/mainview.cpp b/tests/benchmarks/gui/graphicsview/functional/GraphicsViewBenchmark/widgets/mainview.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the examples 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 <QDebug>
+#include <QApplication>
+#include <QGraphicsLinearLayout>
+#if ENABLE_OPENGL
+#ifndef QT_NO_OPENGL
+#include <QGLWidget>
+#endif
+#endif
+#include <QObject>
+
+#include "button.h"
+#include "label.h"
+#include "menu.h"
+#include "topbar.h"
+#include "backgrounditem.h"
+#include "theme.h"
+#include "mainview.h"
+#include "gvbwidget.h"
+
+MainView::MainView(const bool enableOpenGL, const bool outputFps, const bool imageRendering, QWidget *parent)
+    : QGraphicsView(parent)
+    , m_scene(0)
+    , m_mainLayout(0)
+    , m_mainWidget(0)
+    , m_testWidget(0)
+    , m_imageBasedRendering(imageRendering)
+    , m_pixmapToRender(0)
+    , m_OutputFps(outputFps)
+    , m_fpsUpdated()
+    , m_Fpss()
+    , m_angle(0)
+    , m_enableOpenGL(enableOpenGL)
+{
+    construct();
+}
+
+MainView::~MainView()
+{
+    if (!m_scene->parent())
+        delete m_scene;
+
+    delete m_pixmapToRender;
+}
+
+void MainView::setTestWidget(QGraphicsWidget *testWidget)
+{ 
+    if (!testWidget)
+        return;
+
+    if (m_testWidget) {
+        m_mainLayout->removeItem(m_testWidget);
+        if (!m_testWidget->parent() && !m_testWidget->parentLayoutItem())
+            delete m_testWidget;
+    }
+    m_testWidget = testWidget;
+    m_mainLayout->addItem(m_testWidget);
+    resizeContent(size());
+}
+
+QGraphicsWidget *MainView::takeTestWidget()
+{
+    if (m_testWidget) {
+        m_mainLayout->removeItem(m_testWidget);       
+        QGraphicsWidget *tmp = m_testWidget;
+        m_testWidget = 0;
+        return tmp;
+    }
+    return 0;
+}
+
+QGraphicsWidget *MainView::testWidget()
+{
+    return m_testWidget;
+}
+
+void MainView::setImageBasedRendering(const bool imageBasedRendering)
+{
+    m_imageBasedRendering = imageBasedRendering;
+    delete m_pixmapToRender;
+    m_pixmapToRender = 0;
+    viewport()->update();
+}
+
+bool MainView::imageBasedRendering() const
+{
+    return m_imageBasedRendering;
+}
+
+qreal MainView::fps()
+{
+    if (m_Fpss.count() <= 0)
+        updateFps();
+
+    if (m_Fpss.count() <= 0)
+        return 0.0;
+
+    qreal sum = 0;
+    int count = m_Fpss.count();
+    for (int i = 0; i<count; ++i)
+        sum += m_Fpss.at(i);
+    m_Fpss.clear();
+    fpsReset();
+    return sum/qreal(count);
+}
+
+void MainView::fpsReset()
+{
+    m_frameCount = 0;
+    m_fpsFirstTs.start();
+    m_fpsLatestTs = m_fpsFirstTs;
+    m_fpsUpdated.start();
+}
+
+void MainView::rotateContent(int angle)
+{
+    bool portrait = ((m_angle+angle)%90 == 0) && ((m_angle+angle)%180 != 0);
+    bool landscape = ((m_angle+angle)%180 == 0);
+    if (!portrait && !landscape)
+        return;
+
+    m_angle = (m_angle + angle)%360;
+
+    rotate(angle);
+
+    resizeContent(size());
+}
+
+int MainView::rotationAngle() const
+{
+    return m_angle;
+}
+
+void MainView::resizeContent(const QSize &s)
+{
+    QSizeF l_size(s);
+    QSizeF p_size(l_size.height(), l_size.width());
+    bool portrait = (m_angle%90 == 0) && (m_angle%180 != 0);
+    if (portrait) {
+        m_mainWidget->resize(p_size);
+        m_backGround->resize(p_size);
+    }
+    else {
+        m_mainWidget->resize(l_size);
+        m_backGround->resize(l_size);
+    }
+    m_menu->setPos(m_topBar->getStatusBarLocation());
+    setSceneRect(QRectF(m_mainWidget->pos(), m_mainWidget->size()));
+}
+
+void MainView::resizeEvent(QResizeEvent * event)
+{
+    QGraphicsView::resizeEvent(event);
+    resizeContent(event->size());
+}
+
+void MainView::paintEvent (QPaintEvent *event)
+{
+    if (m_imageBasedRendering) {
+        if (!m_pixmapToRender)
+            m_pixmapToRender = new QPixmap(size());
+
+        if (m_pixmapToRender->size() != size()) {
+            delete m_pixmapToRender;
+            m_pixmapToRender = new QPixmap(size());
+        }
+        QPainter p(m_pixmapToRender);
+        render(&p);
+        p.end();
+    }
+    else {
+        QGraphicsView::paintEvent(event);
+    }
+    emit repainted();
+
+    m_frameCount++;
+    m_fpsLatestTs.start();
+    if(m_fpsUpdated.elapsed() > 2000) {
+        updateFps();
+        m_fpsUpdated.start();
+    }
+}
+
+void MainView::keyPressEvent(QKeyEvent *event)
+{
+    if (event->key() == Qt::Key_F) {
+        if (isFullScreen())
+            showNormal();
+        else
+            showFullScreen();
+    }
+ 
+    //S60 3.x specific
+    if(m_menu->menuVisible()) {
+        m_menu->keyPressEvent(event);
+        return;
+    }
+    
+    if(event->key() == 16777235 ) { //Up Arrow
+        GvbWidget* widget = qobject_cast<GvbWidget*>(m_testWidget);
+        if(widget)
+            widget->keyPressEvent(event);
+    }
+    
+    if(event->key() == 16777237 ) { //Down Arrow
+        GvbWidget* widget = qobject_cast<GvbWidget*>(m_testWidget);
+        if(widget)
+            widget->keyPressEvent(event);
+    }
+    
+    if(event->key() == 17825792 ) { //LSK
+        if(!m_menu->menuVisible())
+            m_menu->menuShowHide();
+    }
+    
+    if(event->key() == 17825793 ) { //RSK
+        QApplication::quit();
+    }
+}
+
+void MainView::construct()
+{
+    m_scene = new QGraphicsScene;
+
+#ifdef ENABLE_OPENGL
+#ifndef QT_NO_OPENGL
+    if (m_enableOpenGL) {
+        qDebug() << "OpenGL enabled";
+        m_scene->setSortCacheEnabled(false);        
+        setViewport(new QGLWidget);
+
+        // Qt doc says: This is the preferred update mode for
+        // viewports that do not support partial updates, such as QGLWidget...
+        setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
+    }
+#endif
+#endif
+
+    setScene(m_scene);
+
+    if (!m_enableOpenGL)
+        setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
+    m_scene->setItemIndexMethod(QGraphicsScene::NoIndex);
+
+    //setCacheMode(QGraphicsView::CacheBackground);
+    setAlignment(Qt::AlignLeft | Qt::AlignTop);
+
+    // Turn off automatic background
+    setAttribute(Qt::WA_OpaquePaintEvent);
+    setAttribute(Qt::WA_NoBackground);
+    setAttribute(Qt::WA_NoSystemBackground);
+    setAutoFillBackground(false);
+
+    //Background
+    m_backGround = new BackgroundItem("background.svg");
+    m_scene->addItem(m_backGround);
+    m_backGround->setZValue(0);
+
+    //Menu
+    m_menu = new Menu(this);
+    m_scene->addItem(m_menu); //Add menu to the scene directly
+    m_menu->setZValue(10); //Bring to front
+
+    m_mainLayout = new QGraphicsLinearLayout(Qt::Vertical);
+    m_mainLayout->setContentsMargins(0,0,0,0);
+    m_mainLayout->setSpacing(0);
+
+    m_mainWidget = new QGraphicsWidget;
+    m_mainWidget->setLayout(m_mainLayout);
+    m_mainWidget->setZValue(1);
+    m_scene->addItem(m_mainWidget);
+
+    //Topbar
+    m_topBar = new TopBar(this, 0);
+    m_mainLayout->addItem(m_topBar);
+    m_topBar->setZValue(1);
+    connect(m_topBar, SIGNAL(clicked(bool)), m_menu, SLOT(menuShowHide()));
+    
+    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+    setContentsMargins(0,0,0,0);
+    setViewportMargins(0,0,0,0);
+    setFrameShape(QFrame::NoFrame);
+
+    fpsReset();
+    m_fpsUpdated.start();
+}
+
+void MainView::updateFps()
+{
+    int msecs =  m_fpsFirstTs.msecsTo(m_fpsLatestTs);
+    qreal fps = 0;
+    if (msecs > 0) {
+        fps = m_frameCount * 1000.0 / msecs;
+
+        if (m_OutputFps)
+            qDebug() << "FPS: " << fps;
+
+        m_Fpss.append(fps);
+    }
+    m_fpsFirstTs = m_fpsLatestTs;
+    m_frameCount = 0;
+}
+
+Menu *MainView::menu()
+{
+    return m_menu;
+}