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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** 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.
**
**************************************************************************/
#ifndef ANCHORLINECONTROLLER_H
#define ANCHORLINECONTROLLER_H
#include <QWeakPointer>
#include <QSharedPointer>
#include <qmlanchors.h>
namespace QmlDesigner {
class FormEditorItem;
class LayerItem;
class AnchorLineHandleItem;
class AnchorLineControllerData
{
public:
AnchorLineControllerData(LayerItem *layerItem,
FormEditorItem *formEditorItem);
AnchorLineControllerData(const AnchorLineControllerData &other);
~AnchorLineControllerData();
QWeakPointer<LayerItem> layerItem;
FormEditorItem *formEditorItem;
AnchorLineHandleItem *topItem;
AnchorLineHandleItem *leftItem;
AnchorLineHandleItem *rightItem;
AnchorLineHandleItem *bottomItem;
};
class AnchorLineController
{
public:
AnchorLineController();
AnchorLineController(LayerItem *layerItem, FormEditorItem *formEditorItem);
AnchorLineController(const QSharedPointer<AnchorLineControllerData> &data);
void show(AnchorLine::Type anchorLineMask);
void hide();
void updatePosition();
bool isValid() const;
QWeakPointer<AnchorLineControllerData> weakPointer() const;
FormEditorItem *formEditorItem() const;
bool isTopHandle(const AnchorLineHandleItem *handle) const;
bool isLeftHandle(const AnchorLineHandleItem *handle) const;
bool isRightHandle(const AnchorLineHandleItem *handle) const;
bool isBottomHandle(const AnchorLineHandleItem *handle) const;
void clearHighlight();
private:
QSharedPointer<AnchorLineControllerData> m_data;
};
} // namespace QmlDesigner
#endif // ANCHORLINECONTROLLER_H
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