From 79257690c8fe8802e75a642138a2b466a0f54e65 Mon Sep 17 00:00:00 2001 From: Ariya Hidayat Date: Thu, 12 Mar 2009 15:43:19 +0100 Subject: Fixes: Added linear scene index class. Not used yet. --- src/gui/graphicsview/graphicsview.pri | 1 + src/gui/graphicsview/qgraphicsscene_linear_p.h | 110 +++++++++++++++++++++ .../tst_qgraphicssceneindex.cpp | 5 + 3 files changed, 116 insertions(+) create mode 100644 src/gui/graphicsview/qgraphicsscene_linear_p.h diff --git a/src/gui/graphicsview/graphicsview.pri b/src/gui/graphicsview/graphicsview.pri index f0bdddc..bc4d9dd 100644 --- a/src/gui/graphicsview/graphicsview.pri +++ b/src/gui/graphicsview/graphicsview.pri @@ -7,6 +7,7 @@ HEADERS += \ graphicsview/qgraphicsscene.h \ graphicsview/qgraphicsscene_p.h \ graphicsview/qgraphicsscene_bsp_p.h \ + graphicsview/qgraphicsscene_linear_p.h \ graphicsview/qgraphicssceneindex.h \ graphicsview/qgraphicssceneevent.h \ graphicsview/qgraphicsview_p.h \ diff --git a/src/gui/graphicsview/qgraphicsscene_linear_p.h b/src/gui/graphicsview/qgraphicsscene_linear_p.h new file mode 100644 index 0000000..1ef1902 --- /dev/null +++ b/src/gui/graphicsview/qgraphicsscene_linear_p.h @@ -0,0 +1,110 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtGui 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 qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGRAPHICSSCENELINEARINDEX_P_H +#define QGRAPHICSSCENELINEARINDEX_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of other Qt classes. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include + +#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW + +#include +#include +#include +#include + +QT_BEGIN_NAMESPACE + +class Q_AUTOTEST_EXPORT QGraphicsSceneLinearIndex : public QGraphicsSceneIndex +{ +private: + QRectF m_sceneRect; + QList m_items; + +public: + QGraphicsSceneLinearIndex(): QGraphicsSceneIndex() { + } + + virtual void setRect(const QRectF &rect) { + m_sceneRect = rect; + } + + virtual QRectF rect() const { + return m_sceneRect; + } + + virtual void clear() { + m_items.clear(); + } + + virtual void insertItem(QGraphicsItem *item) { + m_items << item; + } + + virtual void removeItem(QGraphicsItem *item) { + m_items.removeAll(item); + } + + virtual QList items(const QRectF &rect) { + QList result; + foreach (QGraphicsItem *item, m_items) + if (item->sceneBoundingRect().intersects(rect)) + result << item; + return result; + } +}; + +QT_END_NAMESPACE + +#endif // QT_NO_GRAPHICSVIEW + +#endif // QGRAPHICSSCENELINEARINDEX_P_H diff --git a/tests/auto/qgraphicssceneindex/tst_qgraphicssceneindex.cpp b/tests/auto/qgraphicssceneindex/tst_qgraphicssceneindex.cpp index cfe3ef0..d199351 100644 --- a/tests/auto/qgraphicssceneindex/tst_qgraphicssceneindex.cpp +++ b/tests/auto/qgraphicssceneindex/tst_qgraphicssceneindex.cpp @@ -44,6 +44,7 @@ #include #include #include +#include //TESTED_CLASS= @@ -77,6 +78,7 @@ void tst_QGraphicsSceneIndex::common_data() QTest::addColumn("indexMethod"); QTest::newRow("BSP") << QString("bsp"); + QTest::newRow("Linear") << QString("linear"); } QGraphicsSceneIndex *tst_QGraphicsSceneIndex::createIndex(const QString &indexMethod) @@ -86,6 +88,9 @@ QGraphicsSceneIndex *tst_QGraphicsSceneIndex::createIndex(const QString &indexMe if (indexMethod == "bsp") index = new QGraphicsSceneBspTree; + if (indexMethod == "linear") + index = new QGraphicsSceneLinearIndex; + return index; } -- cgit v0.12