valentina/src/libs/vwidgets/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 Valentina project, a pattern making
** program, whose allow create and modeling patterns of clothing.
** Copyright (C) 2013-2015 Valentina project
** <https://gitlab.com/smart-pattern/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 <qcompilerdetection.h>
#include <QGraphicsItem>
#include <QMetaObject>
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#include <QObject>
#include <QPointF>
#include <QString>
#include <QVariant>
#include <QtGlobal>
#include "../vgeometry/vgeometrydef.h"
#include "../vgeometry/vsplinepath.h"
#include "../vmisc/def.h"
#include "vscenepoint.h"
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/**
* @brief The VControlPointSpline class control spline point.
*/
class VControlPointSpline : public QObject, public VScenePoint
{
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Q_OBJECT // NOLINT
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public:
VControlPointSpline(const vsizetype &indexSpline, SplinePointPosition position, QGraphicsItem * parent = nullptr);
VControlPointSpline(const vsizetype &indexSpline, SplinePointPosition position, const QPointF &controlPoint,
bool freeAngle, bool freeLength, QGraphicsItem * parent = nullptr);
virtual ~VControlPointSpline() =default;
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virtual auto type() const -> int override { return Type; }
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enum { Type = UserType + static_cast<int>(Vis::ControlPointSpline)};
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
QWidget *widget = nullptr) override;
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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 vsizetype &indexSpline, SplinePointPosition position,
const QPointF &pos);
/**
* @brief ShowContextMenu emit when need show tool's context menu.
* @param event context menu event.
*/
void ShowContextMenu(QGraphicsSceneContextMenuEvent *event);
void Released();
void Selected(bool selected);
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public slots:
void RefreshCtrlPoint(const vsizetype &indexSpline, SplinePointPosition pos, const QPointF &controlPoint,
const QPointF &splinePoint, bool freeAngle = true, bool freeLength = true);
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void setEnabledPoint(bool enable);
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protected:
/** @brief controlLine pointer to line control point. */
VScaledLine *controlLine;
virtual void hoverEnterEvent ( QGraphicsSceneHoverEvent * event ) override;
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auto itemChange(GraphicsItemChange change, const QVariant &value) -> QVariant override;
virtual void mousePressEvent( QGraphicsSceneMouseEvent * event ) override;
virtual void mouseReleaseEvent ( QGraphicsSceneMouseEvent * event ) override;
virtual void contextMenuEvent ( QGraphicsSceneContextMenuEvent *event ) override;
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private:
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Q_DISABLE_COPY_MOVE(VControlPointSpline) // NOLINT
/** @brief indexSpline index spline in list.. */
vsizetype indexSpline;
/** @brief position position point in spline. */
SplinePointPosition position;
bool freeAngle;
bool freeLength;
void Init();
void SetCtrlLine(const QPointF &controlPoint, const QPointF &splinePoint);
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};
#endif // VCONTROLPOINTSPLINE_H