122 lines
4.3 KiB
C++
122 lines
4.3 KiB
C++
/************************************************************************
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**
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** @file vmodelingpoint.cpp
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** @author Roman Telezhinsky <dismine@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 "vmodelingpoint.h"
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#include "../../container/vpointf.h"
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const QString VModelingPoint::TagName = QStringLiteral("point");
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VModelingPoint::VModelingPoint(VDomDocument *doc, VContainer *data, qint64 id, QGraphicsItem *parent)
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:VModelingTool(doc, data, id), QGraphicsEllipseItem(parent), radius(toPixel(1.5)), namePoint(0), lineName(0)
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{
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namePoint = new VGraphicsSimpleTextItem(this);
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lineName = new QGraphicsLineItem(this);
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connect(namePoint, &VGraphicsSimpleTextItem::NameChangePosition, this,
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&VModelingPoint::NameChangePosition);
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this->setPen(QPen(Qt::black, widthHairLine));
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this->setBrush(QBrush(Qt::NoBrush));
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this->setFlag(QGraphicsItem::ItemIsSelectable, true);
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this->setAcceptHoverEvents(true);
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RefreshPointGeometry(VAbstractTool::data.GetModelingPoint(id));
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}
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void VModelingPoint::NameChangePosition(const QPointF &pos)
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{
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VPointF point = VAbstractTool::data.GetModelingPoint(id);
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QPointF p = pos - this->pos();
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point.setMx(p.x());
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point.setMy(p.y());
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RefreshLine();
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UpdateNamePosition(point.mx(), point.my());
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VAbstractTool::data.UpdatePoint(id, point);
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}
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void VModelingPoint::UpdateNamePosition(qreal mx, qreal my)
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{
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QDomElement domElement = doc->elementById(QString().setNum(id));
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if (domElement.isElement())
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{
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domElement.setAttribute(AttrMx, QString().setNum(toMM(mx)));
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domElement.setAttribute(AttrMy, QString().setNum(toMM(my)));
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emit toolhaveChange();
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}
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}
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void VModelingPoint::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
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{
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if (event->button() == Qt::LeftButton)
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{
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emit ChoosedTool(id, Scene::Point);
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}
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QGraphicsItem::mouseReleaseEvent(event);
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}
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void VModelingPoint::hoverMoveEvent(QGraphicsSceneHoverEvent *event)
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{
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Q_UNUSED(event);
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this->setPen(QPen(currentColor, widthMainLine));
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}
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void VModelingPoint::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
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{
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Q_UNUSED(event);
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this->setPen(QPen(currentColor, widthHairLine));
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}
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void VModelingPoint::RefreshPointGeometry(const VPointF &point)
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{
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QRectF rec = QRectF(0, 0, radius*2, radius*2);
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rec.translate(-rec.center().x(), -rec.center().y());
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this->setRect(rec);
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this->setPos(point.toQPointF());
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disconnect(namePoint, &VGraphicsSimpleTextItem::NameChangePosition, this,
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&VModelingPoint::NameChangePosition);
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namePoint->setText(point.name());
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namePoint->setPos(QPointF(point.mx(), point.my()));
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connect(namePoint, &VGraphicsSimpleTextItem::NameChangePosition, this,
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&VModelingPoint::NameChangePosition);
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RefreshLine();
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}
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void VModelingPoint::RefreshLine()
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{
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QRectF nameRec = namePoint->sceneBoundingRect();
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QPointF p1, p2;
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LineIntersectCircle(QPointF(), radius, QLineF(QPointF(), nameRec.center()- scenePos()), p1, p2);
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QPointF pRec = LineIntersectRect(nameRec, QLineF(scenePos(), nameRec.center()));
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lineName->setLine(QLineF(p1, pRec - scenePos()));
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if (QLineF(p1, pRec - scenePos()).length() <= toPixel(4))
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{
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lineName->setVisible(false);
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}
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else
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{
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lineName->setVisible(true);
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}
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}
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