valentina/src/libs/vtools/visualization/line/visline.h
Roman Telezhynskyi 8d0b2c0af9 Fix a crash.
Valentina crahed if create a curve.

--HG--
branch : develop
2017-06-23 12:25:02 +03:00

73 lines
2.5 KiB
C++

/************************************************************************
**
** @file visline.h
** @author Roman Telezhynskyi <dismine(at)gmail.com>
** @date 21 7, 2014
**
** @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) 2013-2015 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 VISLINE_H
#define VISLINE_H
#include <qcompilerdetection.h>
#include <QColor>
#include <QGraphicsItem>
#include <QGraphicsLineItem>
#include <QLineF>
#include <QMetaObject>
#include <QObject>
#include <QPointF>
#include <QString>
#include <Qt>
#include <QtGlobal>
#include "../vtools/visualization/visualization.h"
#include "../vmisc/def.h"
#include "../vwidgets/scalesceneitems.h"
class VisLine: public Visualization, public VScaledLine
{
Q_OBJECT
public:
explicit VisLine(const VContainer *data, QGraphicsItem *parent = nullptr);
virtual ~VisLine() = default;
virtual int type() const Q_DECL_OVERRIDE {return Type;}
enum { Type = UserType + static_cast<int>(Vis::Line)};
static qreal CorrectAngle(const qreal &angle);
protected:
QPointF Ray(const QPointF &firstPoint, const qreal &angle) const;
QPointF Ray(const QPointF &firstPoint) const;
QLineF Axis(const QPointF &p, const qreal &angle) const;
QLineF Axis(const QPointF &p1, const QPointF &p2) const;
virtual void InitPen() Q_DECL_OVERRIDE;
virtual void AddOnScene() Q_DECL_OVERRIDE;
void DrawRay(VScaledLine *lineItem, const QPointF &p, const QPointF &pTangent,
const QColor &color, Qt::PenStyle style);
private:
Q_DISABLE_COPY(VisLine)
};
#endif // VISLINE_H