diff options
author | Lars Knoll <lars.knoll@nokia.com> | 2011-05-07 00:02:01 +0200 |
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committer | Lars Knoll <lars.knoll@nokia.com> | 2011-05-07 00:02:01 +0200 |
commit | f67b8df3ebdba2d398b9cce686b7c644adffff08 (patch) | |
tree | 062dd469f7cf8daa01a32d3e7b767b8fbdb7573a /src/gui/graphicsview/qgraphicssceneindex_p.h | |
parent | 32ce4fe9e6a94e77828e976776cf08da85254ff2 (diff) |
library split
Diffstat (limited to 'src/gui/graphicsview/qgraphicssceneindex_p.h')
-rw-r--r-- | src/gui/graphicsview/qgraphicssceneindex_p.h | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/src/gui/graphicsview/qgraphicssceneindex_p.h b/src/gui/graphicsview/qgraphicssceneindex_p.h deleted file mode 100644 index e498e822fa..0000000000 --- a/src/gui/graphicsview/qgraphicssceneindex_p.h +++ /dev/null @@ -1,182 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtCore 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 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. -** -** -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QGRAPHICSSCENEINDEX_H -#define QGRAPHICSSCENEINDEX_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 "qgraphicsscene_p.h" -#include "qgraphicsscene.h" -#include <private/qobject_p.h> - -#include <QtCore/qnamespace.h> -#include <QtCore/qobject.h> -#include <QtGui/qtransform.h> - -QT_BEGIN_HEADER - -QT_BEGIN_NAMESPACE - -QT_MODULE(Gui) - -#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW - -class QGraphicsSceneIndexIntersector; -class QGraphicsSceneIndexPointIntersector; -class QGraphicsSceneIndexRectIntersector; -class QGraphicsSceneIndexPathIntersector; -class QGraphicsSceneIndexPrivate; -class QPointF; -class QRectF; -template<typename T> class QList; - -class Q_AUTOTEST_EXPORT QGraphicsSceneIndex : public QObject -{ - Q_OBJECT - -public: - QGraphicsSceneIndex(QGraphicsScene *scene = 0); - virtual ~QGraphicsSceneIndex(); - - QGraphicsScene *scene() const; - - virtual QList<QGraphicsItem *> items(Qt::SortOrder order = Qt::DescendingOrder) const = 0; - virtual QList<QGraphicsItem *> items(const QPointF &pos, Qt::ItemSelectionMode mode, - Qt::SortOrder order, const QTransform &deviceTransform = QTransform()) const; - virtual QList<QGraphicsItem *> items(const QRectF &rect, Qt::ItemSelectionMode mode, - Qt::SortOrder order, const QTransform &deviceTransform = QTransform()) const; - virtual QList<QGraphicsItem *> items(const QPolygonF &polygon, Qt::ItemSelectionMode mode, - Qt::SortOrder order, const QTransform &deviceTransform = QTransform()) const; - virtual QList<QGraphicsItem *> items(const QPainterPath &path, Qt::ItemSelectionMode mode, - Qt::SortOrder order, const QTransform &deviceTransform = QTransform()) const; - virtual QList<QGraphicsItem *> estimateItems(const QPointF &point, Qt::SortOrder order) const; - virtual QList<QGraphicsItem *> estimateItems(const QRectF &rect, Qt::SortOrder order) const = 0; - virtual QList<QGraphicsItem *> estimateTopLevelItems(const QRectF &, Qt::SortOrder order) const; - -protected Q_SLOTS: - virtual void updateSceneRect(const QRectF &rect); - -protected: - virtual void clear(); - virtual void addItem(QGraphicsItem *item) = 0; - virtual void removeItem(QGraphicsItem *item) = 0; - virtual void deleteItem(QGraphicsItem *item); - - virtual void itemChange(const QGraphicsItem *item, QGraphicsItem::GraphicsItemChange, const void *const value); - virtual void prepareBoundingRectChange(const QGraphicsItem *item); - - QGraphicsSceneIndex(QGraphicsSceneIndexPrivate &dd, QGraphicsScene *scene); - - friend class QGraphicsScene; - friend class QGraphicsScenePrivate; - friend class QGraphicsItem; - friend class QGraphicsItemPrivate; - friend class QGraphicsSceneBspTreeIndex; -private: - Q_DISABLE_COPY(QGraphicsSceneIndex) - Q_DECLARE_PRIVATE(QGraphicsSceneIndex) -}; - -class QGraphicsSceneIndexPrivate : public QObjectPrivate -{ - Q_DECLARE_PUBLIC(QGraphicsSceneIndex) -public: - QGraphicsSceneIndexPrivate(QGraphicsScene *scene); - ~QGraphicsSceneIndexPrivate(); - - void init(); - static bool itemCollidesWithPath(const QGraphicsItem *item, const QPainterPath &path, Qt::ItemSelectionMode mode); - - void recursive_items_helper(QGraphicsItem *item, QRectF exposeRect, - QGraphicsSceneIndexIntersector *intersector, QList<QGraphicsItem *> *items, - const QTransform &viewTransform, - Qt::ItemSelectionMode mode, qreal parentOpacity = 1.0) const; - inline void items_helper(const QRectF &rect, QGraphicsSceneIndexIntersector *intersector, - QList<QGraphicsItem *> *items, const QTransform &viewTransform, - Qt::ItemSelectionMode mode, Qt::SortOrder order) const; - - QGraphicsScene *scene; - QGraphicsSceneIndexPointIntersector *pointIntersector; - QGraphicsSceneIndexRectIntersector *rectIntersector; - QGraphicsSceneIndexPathIntersector *pathIntersector; -}; - -inline void QGraphicsSceneIndexPrivate::items_helper(const QRectF &rect, QGraphicsSceneIndexIntersector *intersector, - QList<QGraphicsItem *> *items, const QTransform &viewTransform, - Qt::ItemSelectionMode mode, Qt::SortOrder order) const -{ - Q_Q(const QGraphicsSceneIndex); - const QList<QGraphicsItem *> tli = q->estimateTopLevelItems(rect, Qt::AscendingOrder); - for (int i = 0; i < tli.size(); ++i) - recursive_items_helper(tli.at(i), rect, intersector, items, viewTransform, mode); - if (order == Qt::DescendingOrder) { - const int n = items->size(); - for (int i = 0; i < n / 2; ++i) - items->swap(i, n - i - 1); - } -} - -class QGraphicsSceneIndexIntersector -{ -public: - QGraphicsSceneIndexIntersector() { } - virtual ~QGraphicsSceneIndexIntersector() { } - virtual bool intersect(const QGraphicsItem *item, const QRectF &exposeRect, Qt::ItemSelectionMode mode, - const QTransform &deviceTransform) const = 0; -}; - -#endif // QT_NO_GRAPHICSVIEW - -QT_END_NAMESPACE - -QT_END_HEADER - -#endif // QGRAPHICSSCENEINDEX_H |