8683b69f13
--HG-- branch : feature
212 lines
8.4 KiB
C++
212 lines
8.4 KiB
C++
/************************************************************************
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**
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** @file vsimplepoint.cpp
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** @author Roman Telezhynskyi <dismine(at)gmail.com>
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** @date 20 6, 2015
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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) 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 "vsimplepoint.h"
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#include "vgraphicssimpletextitem.h"
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#include "../ifc/ifcdef.h"
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#include "../vgeometry/vgobject.h"
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#include "../vgeometry/vpointf.h"
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#include <QGraphicsSceneMouseEvent>
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#include <QStyleOptionGraphicsItem>
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#include <QPen>
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//---------------------------------------------------------------------------------------------------------------------
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VSimplePoint::VSimplePoint(quint32 id, const QColor ¤tColor, Unit patternUnit, qreal *factor, QObject *parent)
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:VAbstractSimple(id, currentColor, patternUnit, factor, parent), QGraphicsEllipseItem(),
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radius(ToPixel(DefPointRadius/*mm*/, Unit::Mm)), namePoint(nullptr), lineName(nullptr)
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{
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namePoint = new VGraphicsSimpleTextItem(this);
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connect(namePoint, &VGraphicsSimpleTextItem::ShowContextMenu, this, &VSimplePoint::ContextMenu);
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connect(namePoint, &VGraphicsSimpleTextItem::DeleteTool, this, &VSimplePoint::DeleteFromLabel);
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connect(namePoint, &VGraphicsSimpleTextItem::PointChoosed, this, &VSimplePoint::PointChoosed);
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connect(namePoint, &VGraphicsSimpleTextItem::NameChangePosition, this, &VSimplePoint::ChangedPosition);
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lineName = new QGraphicsLineItem(this);
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this->setBrush(QBrush(Qt::NoBrush));
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SetPen(this, currentColor, WidthHairLine(patternUnit));
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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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}
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//---------------------------------------------------------------------------------------------------------------------
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VSimplePoint::~VSimplePoint()
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{}
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//---------------------------------------------------------------------------------------------------------------------
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void VSimplePoint::ChangedActivDraw(const bool &flag)
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{
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enabled = flag;
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setEnabled(enabled);
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SetPen(this, currentColor, WidthHairLine(patternUnit));
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VSimplePoint::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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void VSimplePoint::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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const 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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const QPointF pRec = VGObject::LineIntersectRect(nameRec, QLineF(scenePos(), nameRec.center()));
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lineName->setLine(QLineF(p1, pRec - scenePos()));
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SetPen(lineName, QColor(Qt::black), WidthHairLine(patternUnit));
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if (QLineF(p1, pRec - scenePos()).length() <= 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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void VSimplePoint::RefreshGeometry(const VPointF &point)
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{
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this->setFlag(QGraphicsItem::ItemSendsGeometryChanges, false);
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SetPen(this, currentColor, WidthHairLine(patternUnit));
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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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if (factor == nullptr)
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{
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font.setPointSize(static_cast<qint32>(namePoint->FontSize()));
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}
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else
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{
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font.setPointSize(static_cast<qint32>(namePoint->FontSize()/ *factor));
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}
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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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void VSimplePoint::SetEnabled(bool enabled)
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{
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namePoint->setEnabled(enabled);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VSimplePoint::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 VSimplePoint::DeleteFromLabel()
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{
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emit Delete();
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VSimplePoint::PointChoosed()
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{
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emit Choosed(id);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VSimplePoint::ChangedPosition(const QPointF &pos)
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{
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emit NameChangedPosition(pos);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VSimplePoint::ContextMenu(QGraphicsSceneContextMenuEvent *event)
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{
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emit ShowContextMenu(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VSimplePoint::mousePressEvent(QGraphicsSceneMouseEvent *event)
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{
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if (event->button() == Qt::LeftButton)
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{
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emit Choosed(id);
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}
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QGraphicsEllipseItem::mousePressEvent(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VSimplePoint::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
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{
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SetPen(this, currentColor, WidthMainLine(patternUnit));
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QGraphicsEllipseItem::hoverEnterEvent(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VSimplePoint::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
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{
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SetPen(this, currentColor, WidthHairLine(patternUnit));
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QGraphicsEllipseItem::hoverLeaveEvent(event);
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}
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//---------------------------------------------------------------------------------------------------------------------
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// cppcheck-suppress unusedFunction
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QColor VSimplePoint::GetCurrentColor() const
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{
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return currentColor;
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}
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//---------------------------------------------------------------------------------------------------------------------
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void VSimplePoint::SetCurrentColor(const QColor &value)
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{
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currentColor = value;
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SetPen(this, CorrectColor(currentColor), pen().widthF());
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}
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