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//##########################################################################
//# #
//# CLOUDCOMPARE #
//# #
//# This program is free software; you can redistribute it and/or modify #
//# it under the terms of the GNU General Public License as published by #
//# the Free Software Foundation; version 2 or later of the License. #
//# #
//# This program 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 General Public License for more details. #
//# #
//# COPYRIGHT: EDF R&D / TELECOM ParisTech (ENST-TSI) #
//# #
//##########################################################################
#ifndef CC_INTERACTOR_HEADER
#define CC_INTERACTOR_HEADER
//Local
#include "qCC_db.h"
#include "CCGeom.h"
//Qt
#include <Qt>
//! Interactor interface (entity that can be dragged or clicked in a 3D view)
class QCC_DB_LIB_API ccInteractor
{
public:
virtual ~ccInteractor() = default;
//! Called on mouse click
virtual bool acceptClick(int x, int y, Qt::MouseButton button) { return false; }
//! Called on mouse move (for 2D interactors)
/** \return true if a movement occurs
**/
virtual bool move2D(int x, int y, int dx, int dy, int screenWidth, int screenHeight) { return false; }
//! Called on mouse move (for 3D interactors)
/** \return true if a movement occurs
**/
virtual bool move3D(const CCVector3d& u) { return false; }
};
#endif //CC_INTERACTOR_HEADER
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