valentina/src/libs/vwidgets/vgrainlineitem.h

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/************************************************************************
**
** @file vgrainlineitem.h
** @author Bojan Kverh
** @date September 10, 2016
**
** @brief
** @copyright
** This source code is part of the Valentina project, a pattern making
** program, whose allow create and modeling patterns of clothing.
** Copyright (C) 2013-2015 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/>.
**
*************************************************************************/
#ifndef VGRAINLINEITEM_H
#define VGRAINLINEITEM_H
#include "vpieceitem.h"
#include "../vpatterndb/floatItemData/vgrainlinedata.h"
#include "../vmisc/def.h"
class VGrainlineItem : public VPieceItem
{
Q_OBJECT
public:
explicit VGrainlineItem(QGraphicsItem* pParent = nullptr);
virtual ~VGrainlineItem() Q_DECL_EQ_DEFAULT;
virtual QPainterPath shape() const Q_DECL_OVERRIDE;
virtual void paint(QPainter* pP, const QStyleOptionGraphicsItem* pOption, QWidget* pWidget) Q_DECL_OVERRIDE;
void UpdateGeometry(const QPointF& ptPos, qreal dRotation, qreal dLength, ArrowType eAT);
virtual int type() const Q_DECL_OVERRIDE {return Type;}
enum { Type = UserType + static_cast<int>(Vis::GrainlineItem)};
bool IsContained(const QPointF &pt, qreal dRot, qreal &dX, qreal &dY) const;
signals:
void SignalResized(qreal dLength);
void SignalRotated(qreal dRot, const QPointF& ptNewPos);
protected:
virtual void mousePressEvent(QGraphicsSceneMouseEvent* pME) Q_DECL_OVERRIDE;
virtual void mouseMoveEvent(QGraphicsSceneMouseEvent* pME) Q_DECL_OVERRIDE;
virtual void mouseReleaseEvent(QGraphicsSceneMouseEvent* pME) Q_DECL_OVERRIDE;
virtual void hoverEnterEvent(QGraphicsSceneHoverEvent* pME) Q_DECL_OVERRIDE;
virtual void hoverLeaveEvent(QGraphicsSceneHoverEvent* pME) Q_DECL_OVERRIDE;
virtual void Update() Q_DECL_OVERRIDE;
void UpdateRectangle();
virtual double GetAngle(const QPointF &pt) const Q_DECL_OVERRIDE;
QPointF Rotate(const QPointF& pt, const QPointF& ptCenter, qreal dAng) const;
QPointF GetInsideCorner(int i, qreal dDist) const;
private:
Q_DISABLE_COPY(VGrainlineItem)
qreal m_dRotation;
qreal m_dStartRotation;
qreal m_dLength;
QPolygonF m_polyBound;
QPointF m_ptStartPos;
QPointF m_ptStartMove;
qreal m_dScale;
QPolygonF m_polyResize;
qreal m_dStartLength;
QPointF m_ptStart;
QPointF m_ptFinish;
QPointF m_ptCenter;
qreal m_dAngle;
ArrowType m_eArrowType;
int m_penWidth;
qreal GetScale() const;
QLineF MainLine() const;
QPolygonF FirstArrow(qreal dArrLen) const;
QPolygonF SecondArrow(qreal dArrLen) const;
QPainterPath MainShape() const;
void AllUserModifications(const QPointF &pos);
void UserRotateAndMove();
void UserMoveAndResize(const QPointF &pos);
void UpdatePolyResize();
};
#endif // VGRAINLINEITEM_H