forked from qt-creator/qt-creator
112 lines
3.1 KiB
C++
112 lines
3.1 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (info@qt.nokia.com)
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**
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**
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** GNU Lesser General Public License Usage
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**
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this file.
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** Please review the following information to ensure the GNU Lesser General
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** Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** Other Usage
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**
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**************************************************************************/
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#ifndef BOUNDINGRECTHIGHLIGHTER_H
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#define BOUNDINGRECTHIGHLIGHTER_H
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#include "livelayeritem.h"
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#include <QtCore/QObject>
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#include <QtCore/QWeakPointer>
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QT_FORWARD_DECLARE_CLASS(QGraphicsItem)
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QT_FORWARD_DECLARE_CLASS(QPainter)
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QT_FORWARD_DECLARE_CLASS(QWidget)
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QT_FORWARD_DECLARE_CLASS(QStyleOptionGraphicsItem)
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QT_FORWARD_DECLARE_CLASS(QTimer)
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namespace QmlJSDebugger {
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class QDeclarativeViewObserver;
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class BoundingBox;
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class BoundingRectHighlighter : public LiveLayerItem
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{
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Q_OBJECT
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public:
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explicit BoundingRectHighlighter(QDeclarativeViewObserver *view);
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~BoundingRectHighlighter();
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void clear();
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void highlight(QList<QGraphicsObject*> items);
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void highlight(QGraphicsObject* item);
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private slots:
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void refresh();
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void animTimeout();
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void itemDestroyed(QObject *);
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private:
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BoundingBox *boxFor(QGraphicsObject *item) const;
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void highlightAll(bool animate);
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BoundingBox *createBoundingBox(QGraphicsObject *itemToHighlight);
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void removeBoundingBox(BoundingBox *box);
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void freeBoundingBox(BoundingBox *box);
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private:
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Q_DISABLE_COPY(BoundingRectHighlighter)
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QDeclarativeViewObserver *m_view;
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QList<BoundingBox* > m_boxes;
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QList<BoundingBox* > m_freeBoxes;
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QTimer *m_animTimer;
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qreal m_animScale;
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int m_animFrame;
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};
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class BoundingBox : public QObject
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{
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Q_OBJECT
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public:
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explicit BoundingBox(QGraphicsObject *itemToHighlight, QGraphicsItem *parentItem,
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QObject *parent = 0);
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~BoundingBox();
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QWeakPointer<QGraphicsObject> highlightedObject;
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QGraphicsPolygonItem *highlightPolygon;
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QGraphicsPolygonItem *highlightPolygonEdge;
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private:
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Q_DISABLE_COPY(BoundingBox)
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};
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class BoundingBoxPolygonItem : public QGraphicsPolygonItem
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{
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public:
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explicit BoundingBoxPolygonItem(QGraphicsItem *item);
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int type() const;
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};
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} // namespace QmlJSDebugger
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#endif // BOUNDINGRECTHIGHLIGHTER_H
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