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/* This file is part of the KDE project
Copyright (C) 2006 Thorsten Zachmann <zachmann@kde.org>
Copyright (C) 2006-2007 Thomas Zander <zander@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef SHAPEMOVESTRATEGY_H
#define SHAPEMOVESTRATEGY_H
#include <KoInteractionStrategy.h>
#include <QPointF>
#include <QList>
#include <QVector>
class KoCanvasBase;
class KoToolBase;
class KoShape;
/**
* Implements the Move action on an object or selected objects.
*/
class ShapeMoveStrategy : public KoInteractionStrategy
{
public:
/**
* Constructor that starts to move the objects.
* @param tool the parent tool which controls this strategy
* @param canvas the canvas interface which will supply things like a selection object
* @param clicked the initial point that the user depressed (in pt).
*/
ShapeMoveStrategy(KoToolBase *tool, const QPointF &clicked);
~ShapeMoveStrategy() override {}
void handleMouseMove(const QPointF &mouseLocation, Qt::KeyboardModifiers modifiers) override;
KUndo2Command* createCommand() override;
void finishInteraction(Qt::KeyboardModifiers modifiers) override;
void paint( QPainter &painter, const KoViewConverter &converter) override;
void handleCustomEvent( KoPointerEvent * event ) override;
private:
void moveSelection();
QVector<QPointF> m_previousPositions;
QVector<QPointF> m_newPositions;
QVector<QPointF> m_previousOffsets;
QVector<QPointF> m_newOffsets;
QPointF m_start, m_diff, m_initialSelectionPosition, m_initialOffset;
QList<KoShape*> m_selectedShapes;
KoCanvasBase *m_canvas;
bool m_firstMove;
};
#endif
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