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//
// libavg - Media Playback Engine.
// Copyright (C) 2003-2014 Ulrich von Zadow
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// Current versions can be found at www.libavg.de
//
// Original author of this file is igor@c-base.org
//
#ifndef _TouchEvent_H_
#define _TouchEvent_H_
#include "../api.h"
#include "CursorEvent.h"
#include "../imaging/Blob.h"
#include "../base/GLMHelper.h"
#include <math.h>
#include <boost/weak_ptr.hpp>
namespace avg {
class TouchEvent;
typedef boost::shared_ptr<class TouchEvent> TouchEventPtr;
typedef boost::weak_ptr<class TouchEvent> TouchEventWeakPtr;
class AVG_API TouchEvent: public CursorEvent
{
public:
TouchEvent(int id, Type eventType, BlobPtr pBlob, const IntPoint& pos,
Source source, const glm::vec2& speed=glm::vec2(0,0));
TouchEvent(int id, Type eventType, const IntPoint& pos, Source source,
const glm::vec2& speed, float orientation, float area,
float eccentricity, glm::vec2 majorAxis, glm::vec2 minorAxis);
TouchEvent(int id, Type eventType, const IntPoint& pos, Source source,
const glm::vec2& speed=glm::vec2(0, 0));
virtual ~TouchEvent();
virtual CursorEventPtr cloneAs(Type eventType) const;
float getOrientation() const;
float getArea() const;
const glm::vec2 & getCenter() const;
float getEccentricity() const;
const glm::vec2 & getMajorAxis() const;
const glm::vec2 & getMinorAxis() const;
const BlobPtr getBlob() const;
ContourSeq getContour();
float getHandOrientation() const;
void addRelatedEvent(TouchEventPtr pEvent);
std::vector<TouchEventPtr> getRelatedEvents() const;
void removeBlob();
virtual void trace();
private:
BlobPtr m_pBlob;
float m_Orientation;
float m_Area;
glm::vec2 m_Center;
float m_Eccentricity;
glm::vec2 m_MajorAxis;
glm::vec2 m_MinorAxis;
std::vector<TouchEventWeakPtr> m_RelatedEvents;
bool m_bHasHandOrientation;
float m_HandOrientation;
};
}
#endif
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