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Diffstat (limited to 'src/plugins/qmltooling/declarativeobserver/editor/boundingrecthighlighter_p.h')
-rw-r--r-- | src/plugins/qmltooling/declarativeobserver/editor/boundingrecthighlighter_p.h | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/src/plugins/qmltooling/declarativeobserver/editor/boundingrecthighlighter_p.h b/src/plugins/qmltooling/declarativeobserver/editor/boundingrecthighlighter_p.h new file mode 100644 index 0000000000..c1beed8d4f --- /dev/null +++ b/src/plugins/qmltooling/declarativeobserver/editor/boundingrecthighlighter_p.h @@ -0,0 +1,126 @@ +/**************************************************************************** +** +** 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 QtDeclarative 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 BOUNDINGRECTHIGHLIGHTER_H +#define BOUNDINGRECTHIGHLIGHTER_H + +#include "livelayeritem_p.h" + +#include <QtCore/QObject> +#include <QtCore/QWeakPointer> + +QT_FORWARD_DECLARE_CLASS(QGraphicsItem) +QT_FORWARD_DECLARE_CLASS(QPainter) +QT_FORWARD_DECLARE_CLASS(QWidget) +QT_FORWARD_DECLARE_CLASS(QStyleOptionGraphicsItem) +QT_FORWARD_DECLARE_CLASS(QTimer) + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Declarative) + +class QDeclarativeViewObserver; +class BoundingBox; + +class BoundingRectHighlighter : public LiveLayerItem +{ + Q_OBJECT +public: + explicit BoundingRectHighlighter(QDeclarativeViewObserver *view); + ~BoundingRectHighlighter(); + void clear(); + void highlight(QList<QGraphicsObject*> items); + void highlight(QGraphicsObject* item); + +private slots: + void refresh(); + void animTimeout(); + void itemDestroyed(QObject *); + +private: + BoundingBox *boxFor(QGraphicsObject *item) const; + void highlightAll(bool animate); + BoundingBox *createBoundingBox(QGraphicsObject *itemToHighlight); + void removeBoundingBox(BoundingBox *box); + void freeBoundingBox(BoundingBox *box); + +private: + Q_DISABLE_COPY(BoundingRectHighlighter) + + QDeclarativeViewObserver *m_view; + QList<BoundingBox* > m_boxes; + QList<BoundingBox* > m_freeBoxes; + QTimer *m_animTimer; + qreal m_animScale; + int m_animFrame; + +}; + +class BoundingBox : public QObject +{ + Q_OBJECT +public: + explicit BoundingBox(QGraphicsObject *itemToHighlight, QGraphicsItem *parentItem, + QObject *parent = 0); + ~BoundingBox(); + QWeakPointer<QGraphicsObject> highlightedObject; + QGraphicsPolygonItem *highlightPolygon; + QGraphicsPolygonItem *highlightPolygonEdge; + +private: + Q_DISABLE_COPY(BoundingBox) + +}; + +class BoundingBoxPolygonItem : public QGraphicsPolygonItem +{ +public: + explicit BoundingBoxPolygonItem(QGraphicsItem *item); + int type() const; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // BOUNDINGRECTHIGHLIGHTER_H |