qt 6.5.1 original

tests/benchmarks/widgets/graphicsview/qgraphicsview/chiptester/chip.cpp

@@ -0,0 +1,145 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#include "chip.h"
+
+#include <QtWidgets>
+
+Chip::Chip(const QColor &color, int x, int y)
+{
+    this->x = x;
+    this->y = y;
+    this->color = color;
+    setZValue((x + y) % 2);
+
+    setFlags(ItemIsSelectable | ItemIsMovable);
+    setAcceptHoverEvents(true);
+}
+
+QRectF Chip::boundingRect() const
+{
+    return QRectF(0, 0, 110, 70);
+}
+
+QPainterPath Chip::shape() const
+{
+    QPainterPath path;
+    path.addRect(14, 14, 82, 42);
+    return path;
+}
+
+void Chip::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
+{
+    Q_UNUSED(widget);
+
+    QColor fillColor = (option->state & QStyle::State_Selected) ? color.darker(150) : color;
+    if (option->state & QStyle::State_MouseOver)
+        fillColor = fillColor.lighter(125);
+
+    const qreal lod = option->levelOfDetailFromTransform(painter->worldTransform());
+    if (lod < 0.2) {
+        if (lod < 0.125) {
+            painter->fillRect(QRectF(0, 0, 110, 70), fillColor);
+            return;
+        }
+
+        QBrush b = painter->brush();
+        painter->setBrush(fillColor);
+        painter->drawRect(13, 13, 97, 57);
+        painter->setBrush(b);
+        return;
+    }
+
+    QPen oldPen = painter->pen();
+    QPen pen = oldPen;
+    int width = 0;
+    if (option->state & QStyle::State_Selected)
+        width += 2;
+
+    pen.setWidth(width);
+    QBrush b = painter->brush();
+    painter->setBrush(QBrush(fillColor.darker(option->state & QStyle::State_Sunken ? 120 : 100)));
+
+    painter->drawRect(QRect(14, 14, 79, 39));
+    painter->setBrush(b);
+
+    if (lod >= 1) {
+        painter->setPen(QPen(Qt::gray, 1));
+        painter->drawLine(15, 54, 94, 54);
+        painter->drawLine(94, 53, 94, 15);
+        painter->setPen(QPen(Qt::black, 0));
+    }
+
+    // Draw text
+    if (lod >= 2) {
+        QFont font(QStringList{"Times"}, 10);
+        font.setStyleStrategy(QFont::ForceOutline);
+        painter->setFont(font);
+        painter->save();
+        painter->scale(0.1, 0.1);
+        painter->drawText(170, 180, QString("Model: VSC-2000 (Very Small Chip) at %1x%2").arg(x).arg(y));
+        painter->drawText(170, 200, QString("Serial number: DLWR-WEER-123L-ZZ33-SDSJ"));
+        painter->drawText(170, 220, QString("Manufacturer: Chip Manufacturer"));
+        painter->restore();
+    }
+
+    // Draw lines
+    QVarLengthArray<QLineF, 36> lines;
+    if (lod >= 0.5) {
+        for (int i = 0; i <= 10; i += (lod > 0.5 ? 1 : 2)) {
+            lines.append(QLineF(18 + 7 * i, 13, 18 + 7 * i, 5));
+            lines.append(QLineF(18 + 7 * i, 54, 18 + 7 * i, 62));
+        }
+        for (int i = 0; i <= 6; i += (lod > 0.5 ? 1 : 2)) {
+            lines.append(QLineF(5, 18 + i * 5, 13, 18 + i * 5));
+            lines.append(QLineF(94, 18 + i * 5, 102, 18 + i * 5));
+        }
+    }
+    if (lod >= 0.4) {
+        const QLineF lineData[] = {
+            QLineF(25, 35, 35, 35),
+            QLineF(35, 30, 35, 40),
+            QLineF(35, 30, 45, 35),
+            QLineF(35, 40, 45, 35),
+            QLineF(45, 30, 45, 40),
+            QLineF(45, 35, 55, 35)
+        };
+        lines.append(lineData, 6);
+    }
+    painter->drawLines(lines.data(), lines.size());
+
+    // Draw red ink
+    if (stuff.size() > 1) {
+        QPen p = painter->pen();
+        painter->setPen(QPen(Qt::red, 1, Qt::SolidLine, Qt::RoundCap, Qt::RoundJoin));
+        painter->setBrush(Qt::NoBrush);
+        QPainterPath path;
+        path.moveTo(stuff.first());
+        for (int i = 1; i < stuff.size(); ++i)
+            path.lineTo(stuff.at(i));
+        painter->drawPath(path);
+        painter->setPen(p);
+    }
+}
+
+void Chip::mousePressEvent(QGraphicsSceneMouseEvent *event)
+{
+    QGraphicsItem::mousePressEvent(event);
+    update();
+}
+
+void Chip::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
+{
+    if (event->modifiers() & Qt::ShiftModifier) {
+        stuff << event->pos();
+        update();
+        return;
+    }
+    QGraphicsItem::mouseMoveEvent(event);
+}
+
+void Chip::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
+{
+    QGraphicsItem::mouseReleaseEvent(event);
+    update();
+}

tests/benchmarks/widgets/graphicsview/qgraphicsview/chiptester/chip.h

@@ -0,0 +1,30 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#ifndef CHIP_H
+#define CHIP_H
+
+#include <QtGui/QColor>
+#include <QtWidgets/QGraphicsItem>
+
+class Chip : public QGraphicsItem
+{
+public:
+    Chip(const QColor &color, int x, int y);
+
+    QRectF boundingRect() const override;
+    QPainterPath shape() const override;
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *item, QWidget *widget) override;
+
+protected:
+    void mousePressEvent(QGraphicsSceneMouseEvent *event) override;
+    void mouseMoveEvent(QGraphicsSceneMouseEvent *event) override;
+    void mouseReleaseEvent(QGraphicsSceneMouseEvent *event) override;
+
+private:
+    int x, y;
+    QColor color;
+    QList<QPointF> stuff;
+};
+
+#endif

tests/benchmarks/widgets/graphicsview/qgraphicsview/chiptester/chiptester.cpp

@@ -0,0 +1,99 @@
+// Copyright (C) 2020 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#include "chiptester.h"
+#include "chip.h"
+
+#include <QtGui>
+#include <QScrollBar>
+#ifndef QT_NO_OPENGL
+#include <QtOpenGL>
+#endif
+
+ChipTester::ChipTester(QWidget *parent)
+    : QGraphicsView(parent),
+      npaints(0)
+{
+    resize(400, 300);
+    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+    setFrameStyle(0);
+    setTransformationAnchor(NoAnchor);
+
+    populateScene();
+    setScene(scene);
+
+    setWindowTitle(tr("Chip Example"));
+}
+
+void ChipTester::setAntialias(bool enabled)
+{
+    setRenderHint(QPainter::Antialiasing, enabled);
+}
+
+void ChipTester::setOperation(Operation operation)
+{
+    this->operation = operation;
+}
+
+void ChipTester::runBenchmark()
+{
+    npaints = 0;
+    timerId = startTimer(0);
+    eventLoop.exec();
+    killTimer(timerId);
+}
+
+void ChipTester::paintEvent(QPaintEvent *event)
+{
+    QGraphicsView::paintEvent(event);
+    if (++npaints == 50)
+        eventLoop.quit();
+}
+
+void ChipTester::timerEvent(QTimerEvent *)
+{
+    switch (operation) {
+    case Rotate360:
+        rotate(1);
+        break;
+    case ZoomInOut: {
+        qreal s = 0.05 + (npaints / 20.0);
+        setTransform(QTransform().scale(s, s));
+        break;
+    }
+    case Translate: {
+        int offset = horizontalScrollBar()->minimum()
+            + (npaints % (horizontalScrollBar()->maximum() - horizontalScrollBar()->minimum()));
+        horizontalScrollBar()->setValue(offset);
+        break;
+    }
+    }
+}
+
+void ChipTester::populateScene()
+{
+    scene = new QGraphicsScene;
+
+    QImage image(":/qt4logo.png");
+
+    // Populate scene
+    int xx = 0;
+    int nitems = 0;
+    for (int i = -1100; i < 1100; i += 110) {
+        ++xx;
+        int yy = 0;
+        for (int j = -700; j < 700; j += 70) {
+            ++yy;
+            qreal x = (i + 1100) / 2200.0;
+            qreal y = (j + 700) / 1400.0;
+
+            QColor color(image.pixel(int(image.width() * x), int(image.height() * y)));
+            QGraphicsItem *item = new Chip(color, xx, yy);
+            item->setPos(QPointF(i, j));
+            scene->addItem(item);
+
+            ++nitems;
+        }
+    }
+}

tests/benchmarks/widgets/graphicsview/qgraphicsview/chiptester/chiptester.h

@@ -0,0 +1,46 @@
+// Copyright (C) 2020 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+#ifndef CHIPTESTER_H
+#define CHIPTESTER_H
+
+#include <QtWidgets/QGraphicsView>
+#include <QtCore/QEventLoop>
+
+QT_FORWARD_DECLARE_CLASS(QGraphicsScene)
+QT_FORWARD_DECLARE_CLASS(QGraphicsView)
+QT_FORWARD_DECLARE_CLASS(QLabel)
+QT_FORWARD_DECLARE_CLASS(QSlider)
+QT_FORWARD_DECLARE_CLASS(QSplitter)
+
+class ChipTester : public QGraphicsView
+{
+    Q_OBJECT
+public:
+    enum Operation {
+        Rotate360,
+        ZoomInOut,
+        Translate
+    };
+    ChipTester(QWidget *parent = nullptr);
+
+    void setAntialias(bool enabled);
+    void runBenchmark();
+    void setOperation(Operation operation);
+
+protected:
+    void paintEvent(QPaintEvent *event) override;
+    void timerEvent(QTimerEvent *event) override;
+
+private:
+    void populateScene();
+
+    QGraphicsView *view;
+    QGraphicsScene *scene;
+    int npaints;
+    int timerId;
+    QEventLoop eventLoop;
+    Operation operation;
+};
+
+#endif

tests/benchmarks/widgets/graphicsview/qgraphicsview/chiptester/images.qrc

@@ -0,0 +1,5 @@
+<!DOCTYPE RCC><RCC version="1.0">
+<qresource>
+    <file>qt4logo.png</file>
+</qresource>
+</RCC>