465 lines
14 KiB
C++
465 lines
14 KiB
C++
/***************************************************************************
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* Copyright (c) 2019 WandererFan <wandererfan@gmail.com> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library 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 Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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#include <BRep_Builder.hxx>
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#include <TopoDS_Compound.hxx>
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# include <TopoDS_Shape.hxx>
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# include <TopoDS_Edge.hxx>
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# include <TopoDS.hxx>
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# include <BRepAdaptor_Curve.hxx>
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# include <Precision.hxx>
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# include <QGraphicsScene>
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# include <QGraphicsSceneMouseEvent>
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# include <QPainter>
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# include <QPaintDevice>
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# include <QSvgGenerator>
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# include <math.h>
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#endif
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#include <App/Application.h>
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#include <App/Material.h>
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#include <Base/Console.h>
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#include <Base/Exception.h>
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#include <Base/Parameter.h>
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#include <Base/UnitsApi.h>
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#include <Gui/Command.h>
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#include <Mod/Part/App/PartFeature.h>
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#include <Mod/TechDraw/App/DrawLeaderLine.h>
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#include <Mod/TechDraw/App/DrawUtil.h>
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#include <Mod/TechDraw/App/Geometry.h>
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#include "Rez.h"
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#include "ZVALUE.h"
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#include "QGIArrow.h"
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#include "ViewProviderLeader.h"
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#include "MDIViewPage.h"
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#include "DrawGuiUtil.h"
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#include "QGVPage.h"
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#include "QGIPrimPath.h"
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#include "QGEPath.h"
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#include "QGILeaderLine.h"
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using namespace TechDraw;
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using namespace TechDrawGui;
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//**************************************************************
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QGILeaderLine::QGILeaderLine(QGraphicsItem* myParent,
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TechDraw::DrawLeaderLine* leader) :
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m_parentItem(myParent),
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m_lineWidth(0.0),
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m_lineColor(Qt::black),
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m_hasHover(false)
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{
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setHandlesChildEvents(false);
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setAcceptHoverEvents(true);
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setFlag(QGraphicsItem::ItemIsSelectable, true);
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setFlag(QGraphicsItem::ItemIsMovable, false);
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setFlag(QGraphicsItem::ItemSendsScenePositionChanges, false);
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setFlag(QGraphicsItem::ItemSendsGeometryChanges,true);
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setCacheMode(QGraphicsItem::NoCache);
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m_lineColor = Qt::blue;
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m_line = new QGEPath();
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m_line->setNormalColor(getNormalColor());
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// m_line->setPrettyNormal();
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addToGroup(m_line);
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m_line->setFlag(QGraphicsItem::ItemIsSelectable, false);
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m_line->setFlag(QGraphicsItem::ItemIsMovable, false);
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setFlag(QGraphicsItem::ItemSendsScenePositionChanges, false);
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m_line->setZValue(ZVALUE::DIMENSION);
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m_arrow1 = new QGIArrow();
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addToGroup(m_arrow1);
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m_arrow1->hide();
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m_arrow2 = new QGIArrow();
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addToGroup(m_arrow2);
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m_arrow2->hide();
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setParentItem(m_parentItem);
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setViewFeature(leader);
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setZValue(ZVALUE::DIMENSION);
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QObject::connect(
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m_line, SIGNAL(pointsUpdated(std::vector<QPointF>)),
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this , SLOT (onLineEditFinished(std::vector<QPointF>))
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);
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QObject::connect(
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m_line, SIGNAL(selected(bool)),
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this , SLOT (select(bool)));
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QObject::connect(
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m_line, SIGNAL(hover(bool)),
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this , SLOT (hover(bool)));
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}
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QVariant QGILeaderLine::itemChange(GraphicsItemChange change, const QVariant &value)
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{
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// Base::Console().Message("QGILL::itemChange(%d)\n", change);
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if (change == ItemSelectedHasChanged && scene()) {
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if(isSelected()) {
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m_line->setSelected(true);
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m_arrow1->setSelected(true);
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m_arrow2->setSelected(true);
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} else {
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m_line->setSelected(false);
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m_arrow1->setSelected(false);
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m_arrow2->setSelected(false);
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}
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draw();
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} else if(change == ItemSceneChange && scene()) {
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// nothing special!
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}
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return QGIView::itemChange(change, value);
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}
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void QGILeaderLine::select(bool state)
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{
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setSelected(state);
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draw();
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}
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void QGILeaderLine::hover(bool state)
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{
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m_hasHover = state;
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draw();
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}
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void QGILeaderLine::onLineEditFinished(std::vector<QPointF> pts)
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{
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// Base::Console().Message("QGILL::onLineEditFinished(%d)\n",pts.size());
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QPointF p0 = pts.front();
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if ( !(TechDraw::DrawUtil::fpCompare(p0.x(),0.0) &&
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TechDraw::DrawUtil::fpCompare(p0.y(),0.0)) ) {
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//p0 was moved. need to change AttachPoint and intervals from p0
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QPointF mapped = m_parentItem->mapFromItem(this,p0);
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Base::Vector3d attachPoint = Base::Vector3d(mapped.x(),mapped.y(),0.0);
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for (auto& p : pts) {
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p -= p0;
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}
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pts.at(0) = QPointF(0.0,0.0);
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getFeature()->setPosition(Rez::appX(attachPoint.x),Rez::appX(- attachPoint.y), true);
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}
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std::vector<Base::Vector3d> waypoints;
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for (auto& p: pts) {
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Base::Vector3d v(p.x(),p.y(),0.0);
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waypoints.push_back(v);
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}
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getFeature()->WayPoints.setValues(waypoints);
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if (getFeature()->AutoHorizontal.getValue()) {
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getFeature()->adjustLastSegment();
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}
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if (m_parentItem == nullptr) {
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Base::Console().Log("QGILL::onLineEditFinished - m_parentItem is NULL\n");
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} else {
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QGIView* qgiv = dynamic_cast<QGIView*>(m_parentItem);
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if (qgiv != nullptr) {
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Q_EMIT editComplete(pts, qgiv);
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}
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}
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}
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void QGILeaderLine::startPathEdit(void)
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{
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double scale = getScale();
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m_line->setScale(scale);
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m_line->inEdit(true);
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m_line->startPathEdit();
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}
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void QGILeaderLine::updateView(bool update)
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{
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// Base::Console().Message("QGIL::updateView() %s\n",getViewObject()->getNameInDocument());
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Q_UNUSED(update);
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auto leadFeat( dynamic_cast<TechDraw::DrawLeaderLine*>(getViewObject()) );
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if ( leadFeat == nullptr ) {
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Base::Console().Log("QGILL::updateView - no feature!\n");
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return;
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}
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auto vp = static_cast<ViewProviderLeader*>(getViewProvider(getViewObject()));
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if ( vp == nullptr ) {
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return;
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}
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draw();
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}
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void QGILeaderLine::draw()
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{
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// Base::Console().Message("QGILL::draw()- %s\n", getViewObject()->getNameInDocument());
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if (!isVisible()) {
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Base::Console().Log("QGIL::draw - not visible\n");
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return;
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}
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TechDraw::DrawLeaderLine* leadFeat = getFeature();
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if((!leadFeat) ) {
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Base::Console().Log("QGIL::draw - no feature\n");
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return;
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}
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auto vp = static_cast<ViewProviderLeader*>(getViewProvider(getViewObject()));
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if ( vp == nullptr ) {
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Base::Console().Log("QGIL::draw - no viewprovider\n");
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return;
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}
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TechDraw::DrawView* parent = leadFeat->getBaseView();
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QGVPage* view = QGIView::getGraphicsView(parent);
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if (view == nullptr) {
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Base::Console().Log("QGIL::draw - no graphcisView for parent!! - setup?\n");
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return;
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}
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if (m_line->inEdit()) {
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Base::Console().Log("QGIL::draw - m_line is in edit\n");
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return;
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}
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if (leadFeat->isLocked()) {
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setFlag(QGraphicsItem::ItemIsMovable, false);
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} else {
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setFlag(QGraphicsItem::ItemIsMovable, true);
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}
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m_lineWidth = Rez::guiX(vp->LineWidth.getValue());
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m_lineColor = vp->Color.getValue().asValue<QColor>();
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m_lineStyle = (Qt::PenStyle) vp->LineStyle.getValue();
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double scale = parent->getScale(); //only attach point scales with parent.
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double x = Rez::guiX(leadFeat->X.getValue());
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double y = - Rez::guiX(leadFeat->Y.getValue());
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QPointF aPoint(x,y); //1:1 parent coords
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aPoint *= scale; //scaled parent coords
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setPos(aPoint);
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// this is for Page as parent
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// double ptScale = 1.0;
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// if (leadFeat->Scalable.getValue()) {
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// ptScale = scale;
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// }
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std::vector<QPointF> qPoints = convertWaypoints();
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if (qPoints.empty()) {
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Base::Console().Log("QGIL::draw - no points\n");
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return;
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}
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m_line->setStyle(m_lineStyle);
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double scaler = 1.0;
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m_line->setWidth(scaler * m_lineWidth);
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m_line->setNormalColor(m_lineColor);
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scale = getScale();
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m_line->setScale(scale);
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m_line->makeDeltasFromPoints(qPoints); //this is what messes up edit!??
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m_line->setPos(0,0);
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m_line->updatePath();
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m_line->show();
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setArrows(qPoints);
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if (m_hasHover && !isSelected()) {
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m_arrow1->setPrettyPre();
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m_arrow2->setPrettyPre();
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m_line->setPrettyPre();
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} else if (isSelected()) {
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m_arrow1->setPrettySel();
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m_arrow2->setPrettySel();
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m_line->setPrettySel();
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} else {
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m_arrow1->setPrettyNormal();
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m_arrow2->setPrettyNormal();
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m_line->setPrettyNormal();
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}
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}
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void QGILeaderLine::drawBorder()
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{
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////Leaders have no border!
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// QGIView::drawBorder(); //good for debugging
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}
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//waypoints converted to QPointF
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std::vector<QPointF> QGILeaderLine::convertWaypoints()
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{
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// Base::Console().Message("QGIL::convertWaypoints()\n");
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TechDraw::DrawLeaderLine* featLine = getFeature();
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std::vector<QPointF> result;
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std::vector<Base::Vector3d> vPts = featLine->WayPoints.getValues();
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if (vPts.empty()) {
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Base::Console().Log("QGIL::convertWaypoints - no points from feature!\n");
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return result;
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}
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QGraphicsItem* myParent = parentItem();
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if (myParent != nullptr) {
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for (auto& p: vPts) {
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QPointF pConvert(p.x, p.y);
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result.push_back(pConvert);
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}
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}
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return result;
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}
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void QGILeaderLine::setArrows(std::vector<QPointF> pathPoints)
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{
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Base::Vector3d stdX(1.0,0.0,0.0);
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TechDraw::DrawLeaderLine* line = getFeature();
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double scale = getScale();
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QPointF lastOffset = (pathPoints.back() - pathPoints.front()) * scale;
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if (line->StartSymbol.getValue() > -1) {
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m_arrow1->setStyle(line->StartSymbol.getValue());
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m_arrow1->setWidth(m_lineWidth);
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// TODO: variable size arrow heads
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m_arrow1->setSize(QGIArrow::getPrefArrowSize());
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m_arrow1->setDirMode(true);
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m_arrow1->setDirection(stdX);
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m_arrow1->setNormalColor(m_lineColor);
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if (pathPoints.size() > 1) {
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auto it = pathPoints.begin();
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QPointF s = (*it);
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QPointF e = (*(it + 1));
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QPointF qsVec = s - e;
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Base::Vector3d sVec(qsVec.x(),qsVec.y(),0.0);
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m_arrow1->setDirection(sVec);
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m_arrow1->setPos(0.0,0.0);
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}
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m_arrow1->draw();
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m_arrow1->show();
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} else {
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m_arrow1->hide();
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}
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if (line->EndSymbol.getValue() > -1) {
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m_arrow2->setStyle(line->EndSymbol.getValue());
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m_arrow2->setWidth(m_lineWidth);
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m_arrow2->setDirMode(true);
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m_arrow2->setDirection(-stdX);
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m_arrow2->setNormalColor(m_lineColor);
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if (pathPoints.size() > 1) {
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auto itr = pathPoints.rbegin();
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QPointF s = (*itr);
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QPointF e = (*(itr + 1));
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QPointF qeVec = s - e;
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Base::Vector3d eVec(qeVec.x(),qeVec.y(),0.0);
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m_arrow2->setDirection(eVec);
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m_arrow2->setPos(lastOffset);
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}
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m_arrow2->draw();
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m_arrow2->show();
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} else {
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m_arrow2->hide();
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}
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}
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void QGILeaderLine::abandonEdit(void)
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{
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m_line->clearMarkers();
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}
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double QGILeaderLine::getScale(void)
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{
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bool isScalable = getFeature()->Scalable.getValue();
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double scale = getFeature()->getScale();
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if (!isScalable) {
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scale = 1.0;
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}
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return scale;
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}
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TechDraw::DrawLeaderLine* QGILeaderLine::getFeature(void)
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{
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TechDraw::DrawLeaderLine* result =
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static_cast<TechDraw::DrawLeaderLine*>(getViewObject());
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return result;
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}
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double QGILeaderLine::getEdgeFuzz(void) const
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{
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Base::Reference<ParameterGrp> hGrp = App::GetApplication().GetUserParameter().GetGroup("BaseApp")->
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GetGroup("Preferences")->GetGroup("Mod/TechDraw/General");
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double result = hGrp->GetFloat("EdgeFuzz",10.0);
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return result;
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}
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QColor QGILeaderLine::getNormalColor()
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{
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Base::Reference<ParameterGrp> hGrp = App::GetApplication().GetUserParameter()
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.GetGroup("BaseApp")->GetGroup("Preferences")->GetGroup("Mod/TechDraw/LeaderLinens");
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App::Color fcColor;
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fcColor.setPackedValue(hGrp->GetUnsigned("Color", 0x00000000));
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m_colNormal = fcColor.asValue<QColor>();
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auto lead( dynamic_cast<TechDraw::DrawLeaderLine*>(getViewObject()) );
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if( lead == nullptr )
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return m_colNormal;
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auto vp = static_cast<ViewProviderLeader*>(getViewProvider(getViewObject()));
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if ( vp == nullptr ) {
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return m_colNormal;
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}
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m_colNormal = vp->Color.getValue().asValue<QColor>();
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return m_colNormal;
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}
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QRectF QGILeaderLine::boundingRect() const
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{
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return childrenBoundingRect();
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}
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QPainterPath QGILeaderLine::shape() const
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{
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return QGraphicsItemGroup::shape();
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}
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void QGILeaderLine::paint ( QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget) {
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QStyleOptionGraphicsItem myOption(*option);
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myOption.state &= ~QStyle::State_Selected;
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// painter->drawRect(boundingRect()); //good for debugging
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QGIView::paint (painter, &myOption, widget);
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}
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#include <Mod/TechDraw/Gui/moc_QGILeaderLine.cpp>
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