372 lines
14 KiB
C++
372 lines
14 KiB
C++
/************************************************************************
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**
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** @file vtoolpoint.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) 2013-2015 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 "vtoolpoint.h"
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#include "../../utils/logging.h"
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#include "../../libs/vgeometry/vpointf.h"
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#include "../../visualization/vgraphicssimpletextitem.h"
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#include "../../undocommands/movelabel.h"
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#include <QKeyEvent>
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Q_LOGGING_CATEGORY(vToolPoint, "v.toolPoint")
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const QString VToolPoint::TagName = QStringLiteral("point");
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief VToolPoint constructor.
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* @param doc dom document container.
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* @param data container with variables.
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* @param id object id in container.
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* @param parent parent object.
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*/
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VToolPoint::VToolPoint(VPattern *doc, VContainer *data, quint32 id, QGraphicsItem *parent)
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:VDrawTool(doc, data, id), QGraphicsEllipseItem(parent), radius(DefPointRadius), namePoint(nullptr),
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lineName(nullptr)
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{
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radius = qApp->toPixel(DefPointRadius/*mm*/, Unit::Mm);
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namePoint = new VGraphicsSimpleTextItem(this);
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connect(namePoint, &VGraphicsSimpleTextItem::ShowContextMenu, this, &VToolPoint::contextMenuEvent);
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connect(namePoint, &VGraphicsSimpleTextItem::DeleteTool, this, &VToolPoint::DeleteFromLabel);
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connect(namePoint, &VGraphicsSimpleTextItem::PointChoosed, this, &VToolPoint::PointChoosed);
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lineName = new QGraphicsLineItem(this);
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connect(namePoint, &VGraphicsSimpleTextItem::NameChangePosition, this, &VToolPoint::NameChangePosition);
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this->setBrush(QBrush(Qt::NoBrush));
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this->setFlag(QGraphicsItem::ItemIsSelectable, true);
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this->setFlag(QGraphicsItem::ItemIsFocusable, true);
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this->setAcceptHoverEvents(true);
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RefreshPointGeometry(*VAbstractTool::data.GeometricObject<VPointF>(id));
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}
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//---------------------------------------------------------------------------------------------------------------------
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VToolPoint::~VToolPoint()
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{}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolPoint::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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/* From question on StackOverflow
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* https://stackoverflow.com/questions/10985028/how-to-remove-border-around-qgraphicsitem-when-selected
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*
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* There's no interface to disable the drawing of the selection border for the build-in QGraphicsItems. The only way
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* I can think of is derive your own items from the build-in ones and override the paint() function:*/
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QStyleOptionGraphicsItem myOption(*option);
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myOption.state &= ~QStyle::State_Selected;
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QGraphicsEllipseItem::paint(painter, &myOption, widget);
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}
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//---------------------------------------------------------------------------------------------------------------------
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QString VToolPoint::name() const
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{
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try
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{
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return VAbstractTool::data.GeometricObject<VPointF>(id)->name();
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}
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catch (const VExceptionBadId &e)
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{
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qCDebug(vToolPoint, "Error! Couldn't get point name. %s %s", e.ErrorMessage().toUtf8().constData(),
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e.DetailedInformation().toUtf8().constData());
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return QString("");// Return empty string for property browser
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolPoint::setName(const QString &name)
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{
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// Don't know if need check name here.
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QSharedPointer<VGObject> obj = VAbstractTool::data.GetGObject(id);
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obj->setName(name);
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SaveOption(obj);
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}
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//---------------------------------------------------------------------------------------------------------------------
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QString VToolPoint::getTagName() const
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{
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return VToolPoint::TagName;
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief NameChangePosition handle change posion point label.
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* @param pos new position.
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*/
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void VToolPoint::NameChangePosition(const QPointF &pos)
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{
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VPointF *point = new VPointF(*VAbstractTool::data.GeometricObject<VPointF>(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.UpdateGObject(id, point);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief UpdateNamePosition save new position label to the pattern file.
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* @param mx label bias x axis.
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* @param my label bias y axis.
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*/
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void VToolPoint::UpdateNamePosition(qreal mx, qreal my)
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{
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MoveLabel *moveLabel = new MoveLabel(doc, mx, my, id, this->scene());
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connect(moveLabel, &MoveLabel::NeedLiteParsing, doc, &VPattern::LiteParseTree);
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qApp->getUndoStack()->push(moveLabel);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief ShowTool highlight tool.
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* @param id object id in container.
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* @param enable enable or disable highlight.
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*/
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void VToolPoint::ShowTool(quint32 id, bool enable)
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{
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ShowItem(this, id, enable);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief SetFactor set current scale factor of scene.
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* @param factor scene scale factor.
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*/
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void VToolPoint::SetFactor(qreal factor)
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{
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VDrawTool::SetFactor(factor);
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RefreshPointGeometry(*VAbstractTool::data.GeometricObject<VPointF>(id));
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolPoint::Disable(bool disable, const QString &namePP)
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{
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enabled = !CorrectDisable(disable, namePP);
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this->setEnabled(enabled);
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namePoint->setEnabled(enabled);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolPoint::DeleteFromLabel()
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{
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DeleteTool(); //Leave this method immediately after call!!!
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolPoint::EnableToolMove(bool move)
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{
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namePoint->setFlag(QGraphicsItem::ItemIsMovable, move);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolPoint::PointChoosed()
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{
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emit ChoosedTool(id, SceneObject::Point);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief FullUpdateFromFile update tool data form file.
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*/
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void VToolPoint::FullUpdateFromFile()
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{
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ReadAttributes();
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RefreshPointGeometry(*VAbstractTool::data.GeometricObject<VPointF>(id));
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SetVisualization();
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief mouseReleaseEvent handle mouse release events.
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* @param event mouse release event.
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*/
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void VToolPoint::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
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{
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if (event->button() == Qt::LeftButton)
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{
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PointChoosed();
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}
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QGraphicsEllipseItem::mouseReleaseEvent(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief hoverEnterEvent handle hover enter events.
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* @param event hover enter event.
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*/
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void VToolPoint::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
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{
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Q_UNUSED(event);
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this->setPen(QPen(CorrectColor(baseColor), qApp->toPixel(qApp->widthMainLine())/factor));
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QGraphicsEllipseItem::hoverEnterEvent(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief hoverLeaveEvent handle hover leave events.
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* @param event hover leave event.
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*/
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void VToolPoint::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
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{
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Q_UNUSED(event);
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this->setPen(QPen(CorrectColor(baseColor), qApp->toPixel(qApp->widthHairLine())/factor));
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QGraphicsEllipseItem::hoverLeaveEvent(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief RefreshPointGeometry refresh point on scene.
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* @param point point.
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*/
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void VToolPoint::RefreshPointGeometry(const VPointF &point)
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{
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this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, false);
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this->setPen(QPen(CorrectColor(baseColor), qApp->toPixel(qApp->widthHairLine())/factor));
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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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this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
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namePoint->blockSignals(true);
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QFont font = namePoint->font();
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font.setPointSize(static_cast<qint32>(namePoint->FontSize()/factor));
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namePoint->setFont(font);
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namePoint->setText(point.name());
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namePoint->setPos(QPointF(point.mx(), point.my()));
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namePoint->blockSignals(false);
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RefreshLine();
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this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief RefreshLine refresh line to label on scene.
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*/
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void VToolPoint::RefreshLine()
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{
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QRectF nRec = namePoint->sceneBoundingRect();
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nRec.translate(- scenePos());
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if (this->rect().intersects(nRec) == false)
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{
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QRectF nameRec = namePoint->sceneBoundingRect();
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QPointF p1, p2;
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VGObject::LineIntersectCircle(QPointF(), radius, QLineF(QPointF(), nameRec.center() - scenePos()), p1, p2);
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QPointF pRec = VGObject::LineIntersectRect(nameRec, QLineF(scenePos(), nameRec.center()));
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lineName->setLine(QLineF(p1, pRec - scenePos()));
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lineName->setPen(QPen(CorrectColor(Qt::black), qApp->toPixel(qApp->widthHairLine())/factor));
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if (QLineF(p1, pRec - scenePos()).length() <= qApp->toPixel(4, Unit::Mm))
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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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else
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{
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lineName->setVisible(false);
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}
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief itemChange hadle 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 VToolPoint::itemChange(QGraphicsItem::GraphicsItemChange change, const QVariant &value)
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{
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if (change == QGraphicsItem::ItemSelectedChange)
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{
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if (value == true)
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{
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// do stuff if selected
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this->setFocus();
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}
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else
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{
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// do stuff if not selected
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}
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}
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return QGraphicsItem::itemChange(change, value);
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}
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//---------------------------------------------------------------------------------------------------------------------
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/**
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* @brief keyReleaseEvent handle key release events.
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* @param event key release event.
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*/
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void VToolPoint::keyReleaseEvent(QKeyEvent *event)
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{
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switch (event->key())
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{
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case Qt::Key_Delete:
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DeleteTool();
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return; //Leave this method immediately after call!!!
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default:
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break;
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}
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QGraphicsEllipseItem::keyReleaseEvent ( event );
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolPoint::contextMenuEvent(QGraphicsSceneContextMenuEvent *event)
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{
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Q_UNUSED(event)
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolPoint::SaveOptions(QDomElement &tag, QSharedPointer<VGObject> &obj)
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{
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VDrawTool::SaveOptions(tag, obj);
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QSharedPointer<VPointF> point = qSharedPointerDynamicCast<VPointF>(obj);
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SCASSERT(point.isNull() == false);
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doc->SetAttribute(tag, AttrName, point->name());
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doc->SetAttribute(tag, AttrMx, qApp->fromPixel(point->mx()));
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doc->SetAttribute(tag, AttrMy, qApp->fromPixel(point->my()));
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VToolPoint::setEnabled(bool enabled)
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{
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QGraphicsEllipseItem::setEnabled(enabled);
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if (enabled)
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{
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setPen(QPen(QColor(baseColor), qApp->toPixel(qApp->widthHairLine())/factor));
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}
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else
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{
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setPen(QPen(Qt::gray, qApp->toPixel(qApp->widthHairLine())/factor));
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}
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}
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