valentina/src/app/visualization/vcontrolpointspline.h

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/************************************************************************
**
** @file vcontrolpointspline.h
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date November 15, 2013
**
** @brief
** @copyright
** This source code is part of the Valentine project, a pattern making
** program, whose allow create and modeling patterns of clothing.
** Copyright (C) 2013 Valentina project
** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
**
** Valentina 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, either version 3 of the License, or
** (at your option) any later version.
**
** Valentina 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.
**
** You should have received a copy of the GNU General Public License
** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
**
*************************************************************************/
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#ifndef VCONTROLPOINTSPLINE_H
#define VCONTROLPOINTSPLINE_H
#include <QGraphicsEllipseItem>
#include <QObject>
#include "../geometry/vsplinepath.h"
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/**
* @brief The VControlPointSpline class control spline point.
*/
class VControlPointSpline : public QObject, public QGraphicsEllipseItem
{
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Q_OBJECT
public:
VControlPointSpline(const qint32 &indexSpline, SplinePointPosition position, const QPointF &controlPoint,
const QPointF &splinePoint, QGraphicsItem * parent = nullptr);
virtual void paint(QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget = 0);
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virtual int type() const {return Type;}
enum { Type = UserType + static_cast<int>(Vis::ControlPointSpline)};
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signals:
/**
* @brief ControlPointChangePosition emit when control point change position.
* @param indexSpline index spline in list.
* @param position position point in spline.
* @param pos new posotion.
*/
void ControlPointChangePosition(const qint32 &indexSpline, SplinePointPosition position,
const QPointF &pos);
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public slots:
void RefreshLine(const qint32 &indexSpline, SplinePointPosition pos, const QPointF &controlPoint,
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const QPointF &splinePoint);
void setEnabledPoint(bool enable);
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protected:
/** @brief radius radius circle. */
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qreal radius;
/** @brief controlLine pointer to line control point. */
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QGraphicsLineItem *controlLine;
virtual void hoverEnterEvent ( QGraphicsSceneHoverEvent * event );
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virtual void hoverLeaveEvent ( QGraphicsSceneHoverEvent * event );
QVariant itemChange ( GraphicsItemChange change, const QVariant &value );
virtual void mousePressEvent( QGraphicsSceneMouseEvent * event );
virtual void mouseReleaseEvent ( QGraphicsSceneMouseEvent * event );
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private:
Q_DISABLE_COPY(VControlPointSpline)
/** @brief indexSpline index spline in list.. */
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qint32 indexSpline;
/** @brief position position point in spline. */
SplinePointPosition position;
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};
#endif // VCONTROLPOINTSPLINE_H