forked from qt-creator/qt-creator
79 lines
1.8 KiB
C++
79 lines
1.8 KiB
C++
#ifndef BOUNDINGRECTHIGHLIGHTER_H
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#define BOUNDINGRECTHIGHLIGHTER_H
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#include <QObject>
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#include <QWeakPointer>
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#include "layeritem.h"
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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 QmlObserver {
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class QDeclarativeViewObserver;
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class BoundingBox;
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class BoundingRectHighlighter : public LayerItem
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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, 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 QmlObserver
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#endif // BOUNDINGRECTHIGHLIGHTER_H
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