valentina_old/tools/drawTools/vtoolsinglepoint.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/>.
**
****************************************************************************/
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#include "vtoolsinglepoint.h"
#include <QPen>
#include <QBrush>
#include <QDebug>
#include <QGraphicsItem>
#include <QGraphicsSceneContextMenuEvent>
VToolSinglePoint::VToolSinglePoint (VDomDocument *doc, VContainer *data, qint64 id, Tool::Sources typeCreation,
QGraphicsItem * parent ):VToolPoint(doc, data, id, parent),
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dialogSinglePoint(QSharedPointer<DialogSinglePoint>()){
ignoreFullUpdate = true;
this->setFlag(QGraphicsItem::ItemIsMovable, true);
this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
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if(typeCreation == Tool::FromGui){
AddToFile();
}
}
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void VToolSinglePoint::setDialog(){
Q_ASSERT(!dialogSinglePoint.isNull());
if(!dialogSinglePoint.isNull()){
VPointF p = VAbstractTool::data.GetPoint(id);
dialogSinglePoint->setData(p.name(), p.toQPointF());
}
}
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void VToolSinglePoint::AddToFile(){
VPointF point = VAbstractTool::data.GetPoint(id);
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QDomElement domElement = doc->createElement("point");
AddAttribute(domElement, "id", id);
AddAttribute(domElement, "type", "single");
AddAttribute(domElement, "name", point.name());
AddAttribute(domElement, "x", toMM(point.x()));
AddAttribute(domElement, "y", toMM(point.y()));
AddAttribute(domElement, "mx", toMM(point.mx()));
AddAttribute(domElement, "my", toMM(point.my()));
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AddToCalculation(domElement);
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}
QVariant VToolSinglePoint::itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value){
if (change == ItemPositionChange && scene()) {
// value - это новое положение.
QPointF newPos = value.toPointF();
QRectF rect = scene()->sceneRect();
if (!rect.contains(newPos)) {
// Сохраняем элемент внутри прямоугольника сцены.
newPos.setX(qMin(rect.right(), qMax(newPos.x(), rect.left())));
newPos.setY(qMin(rect.bottom(), qMax(newPos.y(), rect.top())));
return newPos;
}
}
if (change == ItemPositionHasChanged && scene()) {
// value - это новое положение.
QPointF newPos = value.toPointF();
QDomElement domElement = doc->elementById(QString().setNum(id));
if(domElement.isElement()){
domElement.setAttribute("x", QString().setNum(toMM(newPos.x())));
domElement.setAttribute("y", QString().setNum(toMM(newPos.y())));
//I don't now why but signal does not work.
doc->FullUpdateTree();
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}
}
return QGraphicsItem::itemChange(change, value);
}
void VToolSinglePoint::decrementReferens(){
if(_referens > 1){
--_referens;
}
}
void VToolSinglePoint::contextMenuEvent ( QGraphicsSceneContextMenuEvent * event ){
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ContextMenu(dialogSinglePoint, this, event, false);
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}
void VToolSinglePoint::FullUpdateFromFile(){
RefreshPointGeometry(VAbstractTool::data.GetPoint(id));
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}
void VToolSinglePoint::FullUpdateFromGui(int result){
if(result == QDialog::Accepted){
QPointF p = dialogSinglePoint->getPoint();
QString name = dialogSinglePoint->getName();
QDomElement domElement = doc->elementById(QString().setNum(id));
if(domElement.isElement()){
domElement.setAttribute("name", name);
domElement.setAttribute("x", QString().setNum(toMM(p.x())));
domElement.setAttribute("y", QString().setNum(toMM(p.y())));
//I don't now why but signal does not work.
doc->FullUpdateTree();
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}
}
dialogSinglePoint.clear();
}
void VToolSinglePoint::ChangedActivDraw(const QString newName){
if(nameActivDraw == newName){
this->setFlag(QGraphicsItem::ItemIsSelectable, true);
VToolPoint::ChangedActivDraw(newName);
} else {
this->setFlag(QGraphicsItem::ItemIsSelectable, false);
VToolPoint::ChangedActivDraw(newName);
}
}
void VToolSinglePoint::SetFactor(qreal factor){
VDrawTool::SetFactor(factor);
RefreshPointGeometry(VAbstractTool::data.GetPoint(id));
}