/****************************************************************************
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** This file is part of the QtDeclarative module of the Qt Toolkit.
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** file. Please review the following information to ensure the GNU Lesser
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** 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
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** file. Please review the following information to ensure the GNU General
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****************************************************************************/

#ifndef HIGHLIGHT_H
#define HIGHLIGHT_H

#include <QtCore/QWeakPointer>
#include <QtQuick/QQuickPaintedItem>

namespace QmlJSDebugger {
namespace QtQuick2 {

class Highlight : public QQuickPaintedItem
{
    Q_OBJECT

public:
    Highlight(QQuickItem *parent) : QQuickPaintedItem(parent) {}
    Highlight(QQuickItem *item, QQuickItem *parent);

    void setItem(QQuickItem *item);

private slots:
    void adjust();

private:
    QWeakPointer<QQuickItem> m_item;
};

/**
 * A highlight suitable for indicating selection.
 */
class SelectionHighlight : public Highlight
{
public:
    SelectionHighlight(QQuickItem *item, QQuickItem *parent)
        : Highlight(item, parent)
    {}

    void paint(QPainter *painter);
};

/**
 * A highlight suitable for indicating hover.
 */
class HoverHighlight : public Highlight
{
public:
    HoverHighlight(QQuickItem *parent)
        : Highlight(parent)
    {
        setZ(1); // hover highlight on top of selection highlight
    }

    void paint(QPainter *painter);
};

} // namespace QtQuick2
} // namespace QmlJSDebugger

#endif // HIGHLIGHT_H