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diff --git a/demos/chip/chip.cpp b/demos/chip/chip.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the demonstration applications 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 qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "chip.h"
+
+#include <QtGui>
+
+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);
+ setAcceptsHoverEvents(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.dark(150) : color;
+ if (option->state & QStyle::State_MouseOver)
+ fillColor = fillColor.light(125);
+
+ if (option->levelOfDetail < 0.2) {
+ if (option->levelOfDetail < 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.dark(option->state & QStyle::State_Sunken ? 120 : 100)));
+
+ painter->drawRect(QRect(14, 14, 79, 39));
+ painter->setBrush(b);
+
+ if (option->levelOfDetail >= 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 (option->levelOfDetail >= 2) {
+ QFont font("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 (option->levelOfDetail >= 0.5) {
+ for (int i = 0; i <= 10; i += (option->levelOfDetail > 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 += (option->levelOfDetail > 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 (option->levelOfDetail >= 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();
+}