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qstroke.cpp
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103 lines (85 loc) · 2.52 KB
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/*
* This file is part of the GreasePad distribution (https://github.com/FraunhoferIOSB/GreasePad).
* Copyright (c) 2022-2023 Jochen Meidow, Fraunhofer IOSB
*
* This program 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.
*
* This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "global.h"
#include "qstroke.h"
#include <QGraphicsSceneMouseEvent>
#include <QPainter>
namespace QEntity {
QPen QStroke::s_defaultPen = QPen();
QPen QStroke::s_penSelected = QPen();
bool QStroke::s_show = false;
void QStroke::serialize( QDataStream &out ) const
{
// qDebug() << Q_FUNC_INFO;
out << m_pen;
out << polygon(); // pointSet_;
}
bool QStroke::deserialize( QDataStream &in )
{
// qDebug() << Q_FUNC_INFO;
in >> m_pen;
// in >> pointSet_;
QPolygonF p;
in >> p;
setPolygon(p);
return in.status()==0;
}
QStroke::QStroke() {
// qDebug() << Q_FUNC_INFO;
setVisible( s_show );
setFlag( ItemIsSelectable, true);
}
QStroke::QStroke( const QPolygonF &p )
: QGraphicsPolygonItem ( p)
{
// qDebug() << Q_FUNC_INFO << s_show;
setVisible( s_show );
setFlag( ItemIsSelectable, true);
m_pen = s_defaultPen;
}
void QStroke::paint( QPainter *painter,
const QStyleOptionGraphicsItem *option,
QWidget *widget)
{
Q_UNUSED(option)
Q_UNUSED(widget)
// qDebug() << Q_FUNC_INFO;
if ( isSelected() ) {
painter->setPen( s_penSelected );
painter->drawPolygon( boundingRect() );
}
painter->setPen( m_pen );
painter->drawPoints( polygon() );
// ?? QGraphicsPolygonItem::paint(painter,option,widget);
}
/*QStroke & QStroke::operator=( const QStroke &other)
{
// qDebug() << Q_FUNC_INFO;
if ( &other != this ) {
m_pen = other.m_pen;
}
return *this;
}*/
void QStroke::mousePressEvent( QGraphicsSceneMouseEvent * event )
{
// qDebug() << Q_FUNC_INFO ;
if ( event->button() == Qt::RightButton ) {
setSelected( !isSelected() );
}
}
} // namespace QEntity