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/****************************************************************************
**
** Copyright (C) 2014 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 DRAGTOOL_H
#define DRAGTOOL_H
#include "abstractformeditortool.h"
#include "movemanipulator.h"
#include "selectionindicator.h"
#include <QObject>
#include <QScopedPointer>
#include <QPointer>
namespace QmlDesigner {
class DragTool;
class DragTool : public AbstractFormEditorTool
{
public:
DragTool(FormEditorView *editorView);
virtual ~DragTool();
void mousePressEvent(const QList<QGraphicsItem*> &itemList, QGraphicsSceneMouseEvent *event) QTC_OVERRIDE;
void mouseMoveEvent(const QList<QGraphicsItem*> &itemList, QGraphicsSceneMouseEvent *event) QTC_OVERRIDE;
void mouseReleaseEvent(const QList<QGraphicsItem*> &itemList, QGraphicsSceneMouseEvent *event) QTC_OVERRIDE;
void mouseDoubleClickEvent(const QList<QGraphicsItem*> &itemList, QGraphicsSceneMouseEvent *event) QTC_OVERRIDE;
void hoverMoveEvent(const QList<QGraphicsItem*> &itemList, QGraphicsSceneMouseEvent *event) QTC_OVERRIDE;
void dropEvent(const QList<QGraphicsItem*> &itemList, QGraphicsSceneDragDropEvent *event) QTC_OVERRIDE;
void dragEnterEvent(const QList<QGraphicsItem*> &itemList, QGraphicsSceneDragDropEvent *event) QTC_OVERRIDE;
void dragLeaveEvent(const QList<QGraphicsItem*> &itemList, QGraphicsSceneDragDropEvent *event) QTC_OVERRIDE;
void dragMoveEvent(const QList<QGraphicsItem*> &itemList, QGraphicsSceneDragDropEvent *event) QTC_OVERRIDE;
void keyPressEvent(QKeyEvent *event) QTC_OVERRIDE;
void keyReleaseEvent(QKeyEvent *keyEvent) QTC_OVERRIDE;
void itemsAboutToRemoved(const QList<FormEditorItem*> &itemList) QTC_OVERRIDE;
void selectedItemsChanged(const QList<FormEditorItem*> &itemList) QTC_OVERRIDE;
void instancesParentChanged(const QList<FormEditorItem *> &itemList) QTC_OVERRIDE;
void instancePropertyChange(const QList<QPair<ModelNode, PropertyName> > &propertyList) QTC_OVERRIDE;
void updateMoveManipulator();
void beginWithPoint(const QPointF &beginPoint);
void clear() QTC_OVERRIDE;
void formEditorItemsChanged(const QList<FormEditorItem*> &itemList) QTC_OVERRIDE;
void instancesCompleted(const QList<FormEditorItem*> &itemList) QTC_OVERRIDE;
void clearMoveDelay();
protected:
void abort();
void createQmlItemNode(const ItemLibraryEntry &itemLibraryEntry, const QmlItemNode &parentNode, const QPointF &scenePos);
void createQmlItemNodeFromImage(const QString &imageName, const QmlItemNode &parentNode, const QPointF &scenePos);
FormEditorItem *targetContainerOrRootItem(const QList<QGraphicsItem*> &itemList, FormEditorItem *urrentItem = 0);
void begin(QPointF scenePos);
void end();
void end(Snapper::Snapping useSnapping);
void move(const QPointF &scenePos, const QList<QGraphicsItem *> &itemList);
void createDragNode(const QMimeData *mimeData, const QPointF &scenePosition, const QList<QGraphicsItem *> &itemList);
void commitTransaction();
private:
MoveManipulator m_moveManipulator;
SelectionIndicator m_selectionIndicator;
QPointer<FormEditorItem> m_movingItem;
RewriterTransaction m_rewriterTransaction;
QmlItemNode m_dragNode;
bool m_blockMove;
QPointF m_startPoint;
bool m_isAborted;
};
}
#endif // DRAGTOOL_H
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