136 lines
4.5 KiB
C++
136 lines
4.5 KiB
C++
/************************************************************************
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**
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** @file vitem.cpp
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date November 15, 2013
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**
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** @brief
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** @copyright
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** This source code is part of the Valentine project, a pattern making
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** program, whose allow create and modeling patterns of clothing.
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** Copyright (C) 2013 Valentina project
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** <https://bitbucket.org/dismine/valentina> All Rights Reserved.
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**
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** Valentina is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** Valentina is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with Valentina. If not, see <http://www.gnu.org/licenses/>.
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**
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*************************************************************************/
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#include "vitem.h"
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#include <QGraphicsScene>
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#include <QDebug>
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#include "../core/vapplication.h"
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief VItem constructor.
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* @param path detail path.
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* @param numInList index in list of details.
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* @param parent parent object.
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*/
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VItem::VItem (const QPainterPath & path, int numInList, QGraphicsItem * parent )
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:QGraphicsPathItem ( path, parent ), numInOutList(numInList), paper(nullptr)
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{}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief VItem default constructor.
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*/
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VItem::VItem():numInOutList(0), paper(nullptr)
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{}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief VItem constructor.
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* @param numInList index in list of details.
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* @param parent parent object.
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*/
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VItem::VItem(int numInList, QGraphicsItem *parent):QGraphicsPathItem (parent), numInOutList(numInList),
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paper(nullptr)
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{}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief checkItemChange change item change. If detail create colission or moved out paper emit signal.
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*/
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void VItem::checkItemChange()
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{
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QRectF rect;
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if (paper == nullptr)
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{
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qDebug()<<"Don't set paper for detail!!!!";
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rect = this->scene()->sceneRect();
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}
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else
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{
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rect = paper->sceneBoundingRect();
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}
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QRectF myrect = sceneBoundingRect();
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if ( rect.contains( myrect )==true )
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{
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setPen(QPen(Qt::black, qApp->toPixel(qApp->widthMainLine())));
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emit itemOut( numInOutList, false );
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}
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else
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{
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setPen(QPen(Qt::red, qApp->toPixel(qApp->widthMainLine())));
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emit itemOut( numInOutList, true );
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}
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QList<QGraphicsItem *> list = QGraphicsItem::collidingItems ();
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if ( list.size() - 2 > 0 )
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{
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list.append( this );
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setPen(QPen(Qt::red, qApp->toPixel(qApp->widthMainLine())));
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emit itemColliding( list, 1 );//Detail intersect with other details.
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}
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else
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{
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QList<QGraphicsItem *> itemList;
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itemList.append( this );
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emit itemColliding( itemList, 0 );//Detail doesn't intersect more with other details.
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}
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//qDebug()<<"list="<<list.size();
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief itemChange handle item change.
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* @param change change.
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* @param value value.
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* @return value.
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*/
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QVariant VItem::itemChange( GraphicsItemChange change, const QVariant &value )
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{
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if ( change == QGraphicsItem::ItemPositionHasChanged && scene() )
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{
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checkItemChange();
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return QGraphicsPathItem::itemChange( change, value );
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}
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if ( change == QGraphicsItem::ItemParentHasChanged && scene() )
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{
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checkItemChange();
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return QGraphicsPathItem::itemChange( change, value );
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}
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return QGraphicsPathItem::itemChange( change, value );
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief LengthChanged handle signal change paper length.
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*/
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void VItem::LengthChanged()
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{
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checkItemChange();
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}
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