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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef NODEANCHORS_H
#define NODEANCHORS_H
#include <QWeakPointer>
#include <QSharedPointer>
#include "corelib_global.h"
#include <anchorline.h>
#include <nodestate.h>
namespace QmlDesigner {
class Model;
class NodeState;
namespace Internal {
class InternalNode;
typedef QSharedPointer<InternalNode> InternalNodePointer;
typedef QWeakPointer<InternalNode> InternalNodeWeakPointer;
class InternalNodeState;
typedef QSharedPointer<InternalNodeState> InternalNodeStatePointer;
class TextToModelMerger;
}
}
namespace QmlDesigner {
class CORESHARED_EXPORT NodeAnchors
{
friend class NodeState;
friend class ModelNode;
friend class Internal::TextToModelMerger;
public:
explicit NodeAnchors(const NodeState &nodeState);
NodeAnchors(const NodeAnchors &other);
NodeAnchors& operator=(const NodeAnchors &other);
~NodeAnchors();
ModelNode modelNode() const;
NodeState nodeState() const;
bool isValid() const;
void setAnchor(AnchorLine::Type sourceAnchorLineType,
const ModelNode &targetModelNode,
AnchorLine::Type targetAnchorLineType);
bool canAnchor(AnchorLine::Type sourceAnchorLineType,
const ModelNode &targetModelNode,
AnchorLine::Type targetAnchorLineType) const;
bool canAnchor(const ModelNode &targetModelNode) const;
AnchorLine::Type possibleAnchorLines(AnchorLine::Type sourceAnchorLineType,
const ModelNode &targetModelNode) const;
AnchorLine localAnchor(AnchorLine::Type anchorLineType) const;
AnchorLine anchor(AnchorLine::Type anchorLineType) const;
void removeAnchor(AnchorLine::Type sourceAnchorLineType);
void removeAnchors();
bool hasLocalAnchor(AnchorLine::Type sourceAnchorLineType) const;
bool hasAnchor(AnchorLine::Type sourceAnchorLineType) const;
bool hasLocalAnchors() const;
bool hasAnchors() const;
void setMargin(AnchorLine::Type sourceAnchorLineType, double margin) const;
bool hasMargin(AnchorLine::Type sourceAnchorLineType) const;
double localMargin(AnchorLine::Type sourceAnchorLineType) const;
double margin(AnchorLine::Type sourceAnchorLineType) const;
void removeMargin(AnchorLine::Type sourceAnchorLineType);
void removeMargins();
private: // functions
NodeAnchors(const Internal::InternalNodeStatePointer &internalNodeState, Model *model);
private: //variables
Internal::InternalNodePointer m_internalNode;
Internal::InternalNodeStatePointer m_internalNodeState;
QWeakPointer<Model> m_model;
};
CORESHARED_EXPORT QDebug operator<<(QDebug debug, const NodeAnchors &anchors);
CORESHARED_EXPORT QTextStream& operator<<(QTextStream &stream, const NodeAnchors &anchors);
} // namespace QmlDesigner
#endif // NODEANCHORS_H
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