valentina/tools/drawTools/vtoolpoint.cpp

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/****************************************************************************
**
** Copyright (C) 2013 Valentina project All Rights Reserved.
**
** This file is part of Valentina.
**
** Tox 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.
**
** Tox 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/>.
**
****************************************************************************/
#include "vtoolpoint.h"
#include <QPen>
#include <QBrush>
#include <QDebug>
#include <QGraphicsItem>
#include "container/vpointf.h"
VToolPoint::VToolPoint(VDomDocument *doc, VContainer *data, qint64 id,
QGraphicsItem *parent):VDrawTool(doc, data, id),
QGraphicsEllipseItem(parent), radius(toPixel(1.5)), namePoint(0), lineName(0){
namePoint = new VGraphicsSimpleTextItem(this);
lineName = new QGraphicsLineItem(this);
connect(namePoint, &VGraphicsSimpleTextItem::NameChangePosition, this,
&VToolPoint::NameChangePosition);
this->setPen(QPen(Qt::black, widthHairLine));
this->setBrush(QBrush(Qt::NoBrush));
this->setFlag(QGraphicsItem::ItemIsSelectable, true);
this->setAcceptHoverEvents(true);
RefreshPointGeometry(VAbstractTool::data.GetPoint(id));
}
void VToolPoint::NameChangePosition(const QPointF pos){
VPointF point = VAbstractTool::data.GetPoint(id);
QPointF p = pos - this->pos();
point.setMx(p.x());
point.setMy(p.y());
RefreshLine();
UpdateNamePosition(point.mx(), point.my());
VAbstractTool::data.UpdatePoint(id, point);
}
void VToolPoint::UpdateNamePosition(qreal mx, qreal my){
QDomElement domElement = doc->elementById(QString().setNum(id));
if(domElement.isElement()){
domElement.setAttribute("mx", QString().setNum(toMM(mx)));
domElement.setAttribute("my", QString().setNum(toMM(my)));
emit toolhaveChange();
}
}
void VToolPoint::ChangedActivDraw(const QString newName){
if(nameActivDraw == newName){
this->setPen(QPen(Qt::black, widthHairLine));
this->setFlag(QGraphicsItem::ItemIsSelectable, true);
this->setAcceptHoverEvents(true);
namePoint->setFlag(QGraphicsItem::ItemIsMovable, true);
namePoint->setFlag(QGraphicsItem::ItemIsSelectable, true);
namePoint->setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
namePoint->setBrush(QBrush(Qt::black));
namePoint->setAcceptHoverEvents(true);
lineName->setPen(QPen(Qt::black, widthHairLine));
VDrawTool::ChangedActivDraw(newName);
} else {
this->setPen(QPen(Qt::gray, widthHairLine));
this->setFlag(QGraphicsItem::ItemIsSelectable, false);
this->setAcceptHoverEvents (false);
namePoint->setFlag(QGraphicsItem::ItemIsMovable, false);
namePoint->setFlag(QGraphicsItem::ItemIsSelectable, false);
namePoint->setFlag(QGraphicsItem::ItemSendsGeometryChanges, false);
namePoint->setBrush(QBrush(Qt::gray));
namePoint->setAcceptHoverEvents(false);
lineName->setPen(QPen(Qt::gray, widthHairLine));
VDrawTool::ChangedActivDraw(newName);
}
}
void VToolPoint::ShowTool(qint64 id, Qt::GlobalColor color, bool enable){
if(id == this->id){
if(enable == false){
this->setPen(QPen(baseColor, widthHairLine));
currentColor = baseColor;
} else {
this->setPen(QPen(color, widthHairLine));
currentColor = color;
}
}
}
void VToolPoint::mouseReleaseEvent(QGraphicsSceneMouseEvent *event){
if(event->button() == Qt::LeftButton){
emit ChoosedTool(id, Scene::Point);
}
QGraphicsItem::mouseReleaseEvent(event);
}
void VToolPoint::hoverMoveEvent(QGraphicsSceneHoverEvent *event){
Q_UNUSED(event);
this->setPen(QPen(currentColor, widthMainLine));
}
void VToolPoint::hoverLeaveEvent(QGraphicsSceneHoverEvent *event){
Q_UNUSED(event);
this->setPen(QPen(currentColor, widthHairLine));
}
void VToolPoint::RefreshPointGeometry(const VPointF &point){
QRectF rec = QRectF(0, 0, radius*2, radius*2);
rec.translate(-rec.center().x(), -rec.center().y());
this->setRect(rec);
this->setPos(point.toQPointF());
disconnect(namePoint, &VGraphicsSimpleTextItem::NameChangePosition, this,
&VToolPoint::NameChangePosition);
namePoint->setText(point.name());
namePoint->setPos(QPointF(point.mx(), point.my()));
connect(namePoint, &VGraphicsSimpleTextItem::NameChangePosition, this,
&VToolPoint::NameChangePosition);
RefreshLine();
}
void VToolPoint::RefreshLine(){
QRectF nameRec = namePoint->sceneBoundingRect();
QPointF p1, p2;
LineIntersectCircle(QPointF(), radius, QLineF(QPointF(), nameRec.center()- scenePos()), p1, p2);
QPointF pRec = LineIntersectRect(nameRec, QLineF(scenePos(), nameRec.center()));
lineName->setLine(QLineF(p1, pRec - scenePos()));
if(QLineF(p1, pRec - scenePos()).length() <= toPixel(4)){
lineName->setVisible(false);
} else {
lineName->setVisible(true);
}
}
VToolPoint::~VToolPoint(){
}