tests/manual/qgraphicsitemgroup/customitem.cpp
changeset 3 41300fa6a67c
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/manual/qgraphicsitemgroup/customitem.cpp	Tue Feb 02 00:43:10 2010 +0200
@@ -0,0 +1,107 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the test suite 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "customitem.h"
+
+#include <QPainter>
+#include <QStyle>
+#include <QStyleOption>
+
+QList<CustomGroup*> CustomScene::selectedCustomGroups() const
+{
+    QList<QGraphicsItem*> all = selectedItems();
+    QList<CustomGroup*> groups;
+
+    foreach (QGraphicsItem *item, all) {
+        CustomGroup* group = dynamic_cast<CustomGroup*>(item);
+        if (group)
+            groups.append(group);
+    }
+
+    return groups;
+}
+
+QList<CustomItem*> CustomScene::selectedCustomItems() const
+{
+    QList<QGraphicsItem*> all = selectedItems();
+    QList<CustomItem*> items;
+
+    foreach (QGraphicsItem *item, all) {
+        CustomItem* citem = dynamic_cast<CustomItem*>(item);
+        if (citem)
+            items.append(citem);
+    }
+
+    return items;
+}
+
+CustomGroup::CustomGroup() :
+    QGraphicsItemGroup()
+{
+    setFlag(QGraphicsItem::ItemIsMovable);
+    setFlag(QGraphicsItem::ItemIsSelectable);
+}
+
+void CustomGroup::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
+{
+    if (option->state & QStyle::State_Selected)
+        painter->setOpacity(1.);
+    else
+        painter->setOpacity(0.2);
+
+    painter->setPen(QPen(QColor(100, 100, 100), 2, Qt::DashLine));
+    painter->drawRect(boundingRect().adjusted(-2, -2, 2, 2));
+}
+
+QRectF CustomGroup::boundingRect() const
+{
+    return QGraphicsItemGroup::boundingRect().adjusted(-4, -4, 4 ,4);
+}
+
+CustomItem::CustomItem(qreal x, qreal y, qreal width, qreal height, const QBrush &brush) :
+    QGraphicsRectItem(x, y, width, height)
+{
+    setFlag(QGraphicsItem::ItemIsMovable);
+    setFlag(QGraphicsItem::ItemIsSelectable);
+    setBrush(brush);
+    setPen(Qt::NoPen);
+    setTransformOriginPoint(boundingRect().center());
+}